Chapter 25 — Constitutional Extension Framework

Part V — Extension Evolution, Migration, Withdrawal and Historical Trust

Part V defines how approved and activated Extensions change, migrate, coexist, deprecate, supersede, withdraw, terminate and remain historically verifiable.

Part I established Extension foundations, Extension Points, Namespaces, authority, layered architecture and lifecycle.

Part II established structural Extensions.

Part III established behavioural, policy, workflow, agent, Component and integration Extensions.

Part IV established Extension admission, packaging, signing, catalogues, adoption, activation, operations, incidents, assurance and ecosystem governance.

Part V closes the Extension lifecycle.

It governs:

Extension release lineages;
change classification;
semantic and technical versioning;
compatibility windows;
cross-Package and cross-tenant migration;
coexistence;
deprecation;
end of support;
supersession;
replacement;
withdrawal;
revocation;
forced deactivation;
tenant offboarding;
portability;
archival;
retention;
Legal Hold;
historical reconstruction;
Extension replay;
audit;
challenge and dispute;
promotion of Extension concepts toward Core;
final Chapter 25 conformance.

The governing principles are:

An activated Extension version SHALL remain historically immutable. Material change SHALL create a new governed version, Package, Manifest digest and compatibility state.

Migration SHALL preserve constitutional identity, meaning, authority, tenant, time, evidence, runtime state, Publication effects and complete provenance.

Deprecation SHALL communicate a future loss of support or eligibility. Withdrawal SHALL end authorised active use. Neither SHALL erase historical Extension state.

Extension replacement SHALL preserve explicit lineage and SHALL not silently substitute incompatible meaning.

A successful and widely adopted Extension SHALL not become ZAYAZ Core by popularity, market pressure or implementation convenience. Promotion to Core requires Constitutional Evolution authority.

Historical reconstruction SHALL identify exactly which Extension Definitions, Packages, dependencies, Runtime Bundles, Modules, Components and tenant activations applied at the relevant time.

The post-activation Extension lifecycle is:

Active Extension Version
        │
        ├── Maintenance
        ├── Regulatory Change
        ├── Framework Change
        ├── Security Change
        ├── Compatibility Change
        ├── Tenant Requirement
        ├── Runtime Change
        ├── Defect or Incident
        └── Core Evolution
        │
        ▼
Extension Change Assessment
        │
        ├── No Change
        ├── Patch
        ├── Compatible Minor Change
        ├── Breaking Major Change
        ├── Migration Required
        ├── Deprecation
        ├── Supersession
        ├── Withdrawal
        └── Core-Promotion Proposal
        │
        ▼
New Definition, Package and Manifest
        │
        ▼
Compatibility, Validation and Approval
        │
        ▼
Tenant and White-Label Migration
        │
        ├── Coexistence
        ├── Shadow Validation
        ├── Dual Read
        ├── Controlled Cutover
        ├── Reconciliation
        └── Rollback
        │
        ▼
Superseding Activation or Withdrawal
        │
        ▼
Archive, Historical Reconstruction and Audit

Part V SHALL remain independent of any one source-control model, package manager, migration framework, orchestration platform, archive technology, contract system or tenant-offboarding process.

25.49. Extension Release Lineage and Version Semantics

Every Extension Definition, Package and activation SHALL belong to an explicit release lineage.

Versioning SHALL communicate constitutional meaning, compatibility and operational treatment.

25.49.1. Extension Release

An Extension Release is the immutable governed publication of an Extension Package version for discovery, adoption or activation.

Every Extension Release SHALL possess:

Extension Release Identifier;
Extension identity;
Extension Package;
Extension Manifest;
release version;
Core compatibility;
Runtime compatibility;
dependency lock;
Extension Classes and Types;
release class;
owner;
authority;
issue time;
effective time;
lifecycle;
signatures;
provenance.

25.49.2. Extension Series

An Extension Series SHALL preserve:

Extension Series Identifier;
canonical Extension identity;
Namespace;
owner;
Extension Point;
release sequence;
compatibility branches;
supported Core releases;
active Packages;
deprecated Packages;
withdrawn Packages;
successor relationships;
provenance.

25.49.3. Version Dimensions

Extension versioning SHALL distinguish as applicable:

semantic version;
Package version;
Manifest schema version;
artefact version;
model version;
Component version;
Connector version;
migration version;
certification version;
documentation version.

These versions SHALL not be conflated.

25.49.4. Reference Version Classes

A reference semantic model MAY use:

Patch version for compatible correction;
Minor version for compatible additive change;
Major version for incompatible or migration-requiring change;
Pre-release version for non-final evaluation;
Build metadata for non-semantic build identity.

The Extension Profile MAY define a different notation, but change meaning SHALL remain explicit.

25.49.5. Patch Change

A Patch change MAY include:

non-semantic documentation correction;
compatible implementation defect correction;
security hardening without contract change;
performance improvement;
additional conformance evidence;
equivalent rendering or packaging correction.

A Patch SHALL NOT conceal a semantic or behavioural breaking change.

25.49.6. Minor Change

A Minor change MAY include:

new optional Structural Artefact;
new compatible controlled value;
new optional capability;
new optional event field;
new backward-compatible policy condition;
new optional workflow path;
new supported Core release.

Minor classification SHALL require proven compatibility.

25.49.7. Major Change

A Major change SHALL include changes that affect one or more of:

semantic identity;
required property;
datatype;
unit;
cardinality;
policy effect;
decision criterion;
computation methodology;
workflow state model;
event semantics;
agent authority;
tool side effects;
Module ownership;
Component contract;
integration trust model;
tenant isolation;
Publication meaning;
historical interpretation.

25.49.8. Version Authority

Version assignment SHALL be performed by an authorised owner or release authority.

Version numbers SHALL not be generated solely from build sequence where constitutional meaning differs.

25.49.9. Immutable Released Version

A released Extension Package version SHALL be immutable.

Any change to Package content, Manifest content, executable artefacts, model artefacts, migration artefacts or governed documentation SHALL create a new digest and version.

25.49.10. Release Branch

An Extension Series MAY maintain multiple supported release branches for:

different Core releases;
different jurisdictions;
long-term support;
transition periods;
white-label constraints;
regulated environments.

Branch semantics SHALL be explicit.

25.49.11. Current Version

“Current” SHALL be context-dependent.

The current version MAY differ by:

Core release;
Runtime Bundle;
tenant;
white-label deployment;
jurisdiction;
framework;
environment;
certification requirement;
support policy;
effective time.

25.49.12. Current-Version Resolver

A Current-Version Resolver SHALL evaluate:

Extension Series;
target scope;
Core release;
Runtime Bundle;
dependencies;
adoption;
activation;
support state;
certification;
withdrawal state;
time;
provenance.

25.49.13. Version Alias

Aliases such as latest, stable, recommended or LTS SHALL resolve to an exact immutable version.

The resolution SHALL be time-stamped and provenance-preserving.

25.49.14. Downgrade

A downgrade SHALL require:

target version eligibility;
schema and data compatibility;
behavioural compatibility;
migration or reverse migration;
security assessment;
authority;
rollback plan;
provenance.

A version shall not be downgraded merely by changing a Package reference.

25.49.15. Release Notes

Release Notes SHOULD identify:

changed artefacts;
semantic changes;
compatibility;
security changes;
migration;
deprecations;
removed capabilities;
publication impact;
certification impact;
tenant actions;
provenance.

25.49.16. Version Integrity

The Extension Registry SHALL bind each released version to:

Package digest;
Manifest digest;
signatures;
attestations;
source commit;
build;
dependency lock;
certification state;
provenance.

25.49.17. Release-Lineage Validation

HECATE SHALL validate:

Extension Series;
version identity;
change class;
immutability;
compatibility branch;
current-version resolution;
aliases;
downgrade;
release notes;
provenance.

25.50. Extension Change Classification and Impact Analysis

Every material Extension change SHALL be classified before implementation, packaging, adoption or migration.

The classification SHALL determine governance, compatibility, assurance and rollout requirements.

25.50.1. Extension Change Request

Every material change SHALL originate from an Extension Change Request containing:

Change Request Identifier;
affected Extension;
source version;
proposed target version;
requested change;
reason;
proposer;
owner;
affected artefacts;
affected scopes;
expected compatibility;
migration hypothesis;
security impact;
Publication impact;
requested timeline;
provenance.

25.50.2. Change Sources

Change MAY originate from:

defect correction;
regulator change;
framework change;
security finding;
incident;
assurance finding;
audit finding;
tenant request;
partner request;
Core release change;
Runtime change;
dependency change;
model change;
Component change;
optimisation;
deprecation plan;
Core-promotion proposal.

25.50.3. Change Classes

Change Classes MAY include:

editorial;
metadata;
packaging;
implementation-compatible;
additive structural;
restrictive policy;
additive behavioural;
semantic;
security;
dependency;
migration;
operational;
certification;
withdrawal;
Core-boundary change.

25.50.4. Semantic Change

A Semantic Change affects:

identity;
definition;
applicability;
datatype;
unit;
Relationship meaning;
policy meaning;
decision meaning;
methodology;
evidence;
assurance;
publication interpretation.

Semantic Change SHALL require explicit semantic review.

25.50.5. Operational Change

An Operational Change may affect:

deployment;
capacity;
retry;
timeout;
scaling;
monitoring;
build;
distribution;
support.

An Operational Change SHALL still be treated as semantic where it changes externally observable or governed behaviour.

25.50.6. Security Change

A Security Change SHALL identify:

threat addressed;
affected trust boundaries;
identity or authority effect;
tenant-isolation effect;
key or credential effect;
backward compatibility;
emergency treatment;
provenance.

25.50.7. Dependency Change

A Dependency Change SHALL identify:

prior dependency;
new dependency;
version;
licence;
security;
compatibility;
transitive effect;
migration;
provenance.

25.50.8. Change Materiality

Materiality SHALL consider:

semantic effect;
legal effect;
regulatory effect;
tenant impact;
white-label impact;
runtime impact;
security impact;
assurance impact;
publication impact;
historical interpretation;
number of dependent Extensions;
reversibility.

25.50.9. Extension Impact Analysis

An Extension Impact Analysis SHALL evaluate:

Core artefacts;
Extension Points;
Namespaces;
dependent Packages;
Extension Sets;
schemas;
data;
graph;
policies;
decisions;
computations;
workflows;
events;
agents;
tools;
Modules;
Components;
Connectors;
Runtime Bundles;
Runtime Manifests;
tenants;
white-label deployments;
Publications;
evidence;
assurance;
certification;
archives;
historical replay.

25.50.10. Tenant Impact Matrix

A Tenant Impact Matrix SHOULD identify for each affected tenant:

active version;
target version;
usage;
data volume;
custom configuration;
dependent Extensions;
required migration;
downtime or degradation;
Publication exposure;
assurance exposure;
support path;
provenance.

25.50.11. White-Label Impact Matrix

A White-Label Impact Matrix SHOULD identify:

affected operator;
tenant population;
branding or public projection impact;
operator policies;
operator integrations;
catalogue impact;
support obligations;
migration sequencing;
provenance.

25.50.12. Dependency Impact

Impact analysis SHALL traverse both:

direct dependencies; and
transitive dependencies.

The traversal SHALL preserve dependency type, version, scope and confidence.

25.50.13. Historical Impact

Historical impact SHALL determine whether the change affects interpretation of:

prior data;
prior decisions;
prior calculations;
prior workflow outcomes;
prior Publications;
prior assurance;
prior certification;
replay.

A new version SHALL not retroactively rewrite historical meaning.

25.50.14. Publication Impact

Publication impact SHALL evaluate:

metrics;
units;
narratives;
boundaries;
methods;
assurance labels;
public APIs;
datasets;
passports;
correction or restatement need;
historical public verification.

25.50.15. Assurance Impact

Assurance impact SHALL identify whether:

prior assurance remains valid;
new assurance is required;
scope changes;
evidence changes;
control design changes;
continuous monitoring changes;
certification changes.

25.50.16. Change Decision

Change Decision classes MAY include:

Approve as Patch;
Approve as Minor;
Approve as Major;
Approve for Experimental Branch;
Migration Required;
Additional Impact Analysis Required;
Route to Emergency Change;
Route to Constitutional Evolution;
Reject;
Indeterminate.

25.50.17. Change Approval

Approval SHALL bind to:

exact source and target versions;
change classification;
impact analysis;
migration plan;
assurance requirements;
rollout requirements;
conditions;
authority;
provenance.

25.50.18. Impact Reassessment

Impact SHALL be reassessed where:

scope expands;
dependency versions change;
migration findings arise;
tenant configuration differs materially;
security state changes;
certification expires;
Publication impact is discovered.

25.50.19. Change Receipt

A Change Receipt SHOULD contain:

Change Request;
classification;
impact analysis;
affected scopes;
decision;
authority;
conditions;
target version;
provenance.

25.50.20. Change Validation

HECATE SHALL validate:

Change Request;
classification;
materiality;
impact coverage;
dependency traversal;
tenant impact;
historical impact;
Publication and assurance impact;
decision;
provenance.

25.51. Cross-Package, Tenant and Runtime Migration

Extension Migration is the governed transition from one Extension state to another across Packages, data, graph, behaviour, workflow, runtime and Publication dependencies.

Migration SHALL preserve meaning and historical traceability.

25.51.1. Extension Migration Programme

A high-impact migration SHOULD be governed as an Extension Migration Programme containing:

Programme Identifier;
source Extension state;
target Extension state;
affected Packages;
affected Extension Sets;
affected tenants;
affected white-label deployments;
affected Modules and Components;
migration authority;
programme plan;
waves;
controls;
status;
provenance.

25.51.2. Migration Scope

Migration scope MAY include:

Extension Definition;
Package;
Manifest;
Namespace;
Object Types;
properties;
Registry values;
graph relationships;
policies;
decisions;
computations;
workflows;
events;
agents;
tools;
Components;
Connectors;
data;
evidence;
Publications;
certification;
archives.

25.51.3. Migration Plan

Every material Migration Plan SHALL define:

source version;
target version;
target Core release;
target Runtime Bundle;
compatibility assumptions;
affected scopes;
eligibility;
sequence;
transformations;
coexistence;
testing;
reconciliation;
cutover;
rollback;
communication;
assurance;
provenance.

25.51.4. Migration Eligibility

Eligibility SHALL evaluate:

source Package integrity;
target Package integrity;
active Extension Set;
dependency state;
tenant entitlement;
tenant configuration;
data quality;
workflow state;
in-flight commands;
pending events;
active Publications;
Legal Hold;
certification;
rollback feasibility.

25.51.5. Migration Wave

A Migration Wave SHALL identify:

tenants or scopes;
selection criteria;
start time;
prerequisites;
target version;
monitoring;
success criteria;
rollback criteria;
owner;
provenance.

25.51.6. Tenant-Specific Migration

Tenant-specific migration SHALL preserve:

Tenant Identifier;
active Package versions;
tenant configurations;
tenant data;
tenant graph;
tenant workflows;
tenant integrations;
tenant Publications;
tenant assurance;
tenant support;
provenance.

25.51.7. White-Label Migration

White-label migration SHALL coordinate:

operator Package;
shared Components;
tenant cohorts;
operator policies;
operator integrations;
public projections;
support;
communication;
provenance.

25.51.8. Cross-Package Migration

Cross-Package migration SHALL preserve:

source Package;
target Package;
dependency changes;
artefact mappings;
removed artefacts;
replacement artefacts;
Extension Set changes;
provenance.

25.51.9. Runtime Migration

Runtime migration SHALL address:

Runtime Bundle;
Runtime Manifest;
routing;
caches;
graph projections;
search indexes;
vector indexes;
workflow definitions;
Agent Profiles;
model versions;
tool versions;
Connectors;
deployment profiles.

25.51.10. State Migration

State migration SHALL preserve:

source state;
target state;
transformation;
validation;
rejected state;
unresolved state;
tenant;
temporal semantics;
provenance.

25.51.11. Workflow Migration

Running Workflow Instances SHALL migrate only where:

state mapping exists;
active Tasks are addressed;
pending Gates remain valid;
deadlines are preserved or explicitly changed;
side effects are reconciled;
actors are notified where required;
rollback is defined.

25.51.12. Agent and Model Migration

Agent or model migration SHALL address:

Agent Profile;
model identity;
instructions;
tool permissions;
memory;
evaluation;
output compatibility;
tenant routing;
historical replay;
provenance.

25.51.13. Connector Migration

Connector migration SHALL preserve:

Integration Contract;
endpoints;
credentials;
mappings;
synchronization state;
cursor or checkpoint;
idempotency;
reconciliation;
external acceptance;
provenance.

25.51.14. Event Migration

Event migration SHALL preserve:

Event Type;
event identity;
schema version;
order;
correlation;
causation;
replay;
consumer compatibility;
provenance.

25.51.15. Evidence and Assurance Migration

Migration SHALL preserve:

evidence identity;
chain of custody;
assurance scope;
opinion applicability;
control evidence;
workpapers;
limitations;
provenance.

25.51.16. Publication Migration

Migration SHALL evaluate whether prior or current Publications require:

no action;
updated machine representation;
new public projection;
correction;
restatement;
supersession;
withdrawal;
assurance update.

25.51.17. Migration Transformation

Every transformation SHALL preserve:

source identity;
target identity;
transformation logic;
information loss;
version;
Component;
time;
validation;
provenance.

25.51.18. Backfill

Backfill SHALL identify whether target values were:

directly transformed;
recalculated;
inferred;
defaulted;
estimated;
manually supplied;
unavailable.

Backfill SHALL not fabricate source evidence.

25.51.19. Migration Reconciliation

Reconciliation SHALL compare as applicable:

Package versions;
object counts;
identities;
values;
units;
Registry values;
graph relationships;
policies;
decisions;
computation results;
workflow states;
events;
agent outputs;
Connector state;
Publications;
provenance.

25.51.20. Migration Finding

A Migration Finding SHALL identify:

affected Extension or tenant;
source state;
target state;
observed difference;
expected state;
severity;
materiality;
remediation;
owner;
provenance.

25.51.21. Migration Completion

Migration SHALL be complete only where:

target Package is active;
target Extension Set is valid;
required state is migrated;
required reconciliation passes;
blocking findings are resolved;
Runtime Manifest is correct;
old state is governed;
rollback window is closed or explicitly retained;
provenance is complete.

25.51.22. Migration Validation

HECATE SHALL validate:

programme;
plan;
eligibility;
waves;
state transformation;
workflow, event, agent and Connector migration;
evidence and Publication impact;
reconciliation;
completion;
provenance.

25.52. Coexistence, Compatibility Windows and Cutover

A migration MAY require old and new Extension versions to coexist.

Coexistence SHALL be temporary, explicit and governed.

25.52.1. Coexistence Profile

Every material coexistence arrangement SHALL define:

source version;
target version;
affected scopes;
authoritative version;
read policy;
write policy;
event policy;
workflow policy;
Publication policy;
compatibility adapter;
start time;
end condition;
rollback;
provenance.

25.52.2. Coexistence Types

Coexistence Types MAY include:

dual read;
dual write;
shadow execution;
parallel calculation;
parallel workflow;
event-version bridge;
API-version bridge;
Connector bridge;
staged tenant migration;
jurisdictional transition;
long-term compatibility mode.

25.52.3. Authoritative Path

The Coexistence Profile SHALL identify the authoritative path for:

data writes;
decisions;
computations;
workflow state;
events;
Publications;
external submissions.

A comparison path SHALL not silently become authoritative.

25.52.4. Dual Read

Dual Read SHALL define:

source and target representations;
resolution order;
divergence handling;
caching;
performance;
tenant scope;
provenance.

25.52.5. Dual Write

Dual Write SHALL be used only where consistency can be governed.

It SHALL define:

authoritative write;
secondary write;
ordering;
transaction boundary;
idempotency;
retry;
reconciliation;
compensation;
failure treatment;
provenance.

25.52.6. Shadow Execution

Shadow execution SHALL:

use governed production-equivalent input where permitted;
prohibit authoritative side effects;
label outputs;
preserve comparison results;
preserve tenant isolation;
define retention;
preserve provenance.

25.52.7. Parallel Calculation

Parallel calculations SHALL preserve:

source inputs;
old and new methodologies;
outputs;
units;
uncertainty;
divergence;
authoritative result;
provenance.

25.52.8. Parallel Workflow

Parallel workflow SHALL define:

shared subject;
separate Workflow Instances;
authoritative path;
prohibited duplicate side effects;
comparison;
termination;
provenance.

25.52.9. Compatibility Adapter

A Compatibility Adapter SHALL possess:

Adapter Identifier;
source version;
target version;
transformation;
supported artefacts;
information loss;
limitations;
performance;
security;
expiration;
provenance.

25.52.10. Compatibility Window

A Compatibility Window SHALL identify:

supported source versions;
supported target versions;
start time;
end time;
supported operations;
unsupported operations;
migration deadline;
exception policy;
provenance.

25.52.11. Long-Term Support

A long-term support branch SHALL define:

support period;
security support;
compatibility support;
permitted changes;
migration path;
certification;
end-of-support treatment;
provenance.

25.52.12. Cutover Plan

A Cutover Plan SHALL identify:

target scope;
cutover time;
Clock Source;
source freeze;
final synchronization;
dependency switch;
routing switch;
cache invalidation;
Runtime Manifest update;
validation;
communication;
rollback window;
provenance.

25.52.13. Cutover Gate

A Cutover Gate SHALL evaluate:

migration completion;
reconciliation;
target health;
dependency readiness;
tenant readiness;
security;
support readiness;
Publication readiness;
rollback readiness;
authority;
provenance.

25.52.14. Cutover Failure

Failure SHALL preserve:

failed step;
prior state;
target state;
committed changes;
uncommitted changes;
affected tenants;
side effects;
rollback;
incident;
provenance.

25.52.15. Rollback Window

The rollback window SHALL define:

duration;
retained source state;
reverse migration;
event treatment;
workflow treatment;
external side effects;
data-loss risk;
authority;
provenance.

25.52.16. Coexistence Exit

Coexistence SHALL end only where:

target state is authoritative;
dependent tenants are migrated or excepted;
old writes are disabled;
adapters are retired or retained under policy;
old version status is updated;
Runtime Manifests are reconciled;
provenance is complete.

25.52.17. Coexistence Drift

Drift MAY include:

divergent writes;
stale adapter;
wrong authoritative path;
unsupported version;
inconsistent Runtime Manifest;
tenant routing mismatch;
duplicate side effects.

25.52.18. Coexistence Validation

HECATE SHALL validate:

profile;
authoritative path;
dual-read and dual-write controls;
shadow and parallel execution;
adapter;
Compatibility Window;
Cutover Gate;
rollback;
exit;
provenance.

25.53. Deprecation, End of Support and Retirement

Deprecation communicates that an Extension version, capability, artefact or interface remains available for a transition period but is no longer preferred for new adoption.

End of Support communicates that defined maintenance, security, compatibility or operational obligations have ended.

Retirement ends normal operational eligibility after migration or transition.

These states SHALL remain distinct.

25.53.1. Deprecation Object

Every material Deprecation SHALL possess:

Deprecation Identifier;
affected Extension, Package or artefact;
affected version range;
reason;
replacement;
deprecation authority;
announcement time;
effective deprecation time;
migration deadline;
end-of-support time;
retirement time;
affected scopes;
exception policy;
provenance.

25.53.2. Deprecation Reasons

Reasons MAY include:

superseding Extension;
Core replacement;
framework version change;
jurisdictional change;
security weakness;
unsupported dependency;
obsolete model;
obsolete Component;
low operational maturity;
licence change;
ecosystem withdrawal;
consolidation;
technical obsolescence;
semantic defect.

25.53.3. Deprecation Classes

Deprecation Classes MAY include:

Soft Deprecation;
New-Adoption Prohibited;
New-Activation Prohibited;
Migration Required;
Security-Only Maintenance;
Maintenance-Only;
End of Support Announced;
Emergency Deprecation;
Regulatory Sunset.

25.53.4. Soft Deprecation

Soft Deprecation MAY permit:

existing activations;
new activations with warning;
continued support;
planned migration.

The permitted behaviour SHALL be explicit.

25.53.5. New-Adoption Prohibition

A deprecated Extension MAY prohibit new adoption while allowing existing tenants to continue temporarily.

25.53.6. New-Activation Prohibition

A Package MAY remain installed or adopted but SHALL not be newly activated after the prohibition time.

25.53.7. Security-Only Maintenance

Security-only maintenance SHALL define:

covered vulnerabilities;
excluded feature work;
compatibility limitations;
duration;
emergency patch process;
provenance.

25.53.8. End-of-Support Object

An End-of-Support Object SHALL identify:

affected Package and versions;
support obligations ending;
security treatment;
incident treatment;
migration path;
residual archive access;
authority;
effective time;
provenance.

25.53.9. Support Dimensions

Support dimensions MAY include:

semantic support;
implementation support;
security support;
compatibility support;
operational support;
migration support;
certification support;
regulator support;
partner support.

End of one dimension SHALL not imply end of all dimensions.

25.53.10. Retirement Object

A Retirement Object SHALL identify:

retired Extension or capability;
final active date;
final supported date;
affected activations;
replacement;
migration status;
archive state;
residual read access;
provenance.

25.53.11. Deprecation Notice

A Deprecation Notice SHOULD identify:

affected Extension;
affected versions;
reason;
replacement;
key dates;
affected capabilities;
required tenant action;
support;
risk of non-migration;
provenance reference.

25.53.12. Tenant Notification

Affected tenants SHALL be notified according to:

materiality;
contract;
regulatory requirement;
migration complexity;
support policy;
Publication impact;
effective dates.

25.53.13. Catalogue Treatment

The Extension Catalogue SHALL identify:

deprecation state;
replacement;
new-adoption eligibility;
new-activation eligibility;
support state;
key dates;
migration guidance.

Deprecated versions SHALL not be presented as recommended.

25.53.14. Runtime Treatment

The Runtime SHALL enforce:

activation restrictions;
warnings;
migration deadlines;
support state;
security restrictions;
retirement;
provenance.

25.53.15. Dependency Treatment

A dependency on a deprecated Extension SHALL create:

warning or finding;
migration analysis;
affected Package list;
risk;
deadline;
provenance.

25.53.16. Certification Treatment

Deprecation MAY:

restrict certification scope;
prevent new certification;
shorten validity;
require surveillance;
suspend certification;
trigger withdrawal.

25.53.17. Exception to Deprecation

An exception SHALL identify:

tenant or scope;
reason;
authority;
risk;
compensating controls;
support limitations;
expiration;
migration commitment;
provenance.

25.53.18. Emergency Deprecation

Emergency Deprecation MAY immediately prohibit new adoption or activation where a critical risk exists.

It SHALL preserve:

authority;
reason;
affected versions;
containment;
replacement or fallback;
notification;
retrospective review;
provenance.

25.53.19. Retirement Completion

Retirement SHALL be complete only where:

normal activation is prohibited;
active tenants are migrated, excepted or suspended;
dependencies are resolved;
Catalogue state is updated;
Runtime Manifests are reconciled;
archive state is established;
provenance is complete.

25.53.20. Deprecation Validation

HECATE SHALL validate:

Deprecation identity;
affected versions;
authority;
replacement;
dates;
support dimensions;
tenant notification;
exceptions;
Catalogue and Runtime treatment;
retirement completion;
provenance.

25.54. Supersession, Replacement and Compatibility Bridges

Supersession establishes that a new Extension version or different Extension replaces another for specified scopes and times.

A superseding Extension SHALL preserve explicit lineage to the superseded Extension.

Supersession SHALL not automatically imply defect.

25.54.1. Supersession Object

Every Supersession SHALL possess:

Supersession Identifier;
superseded Extension and version;
superseding Extension and version;
reason;
scope;
effective time;
compatibility;
migration;
tenant treatment;
white-label treatment;
publication treatment;
authority;
provenance.

25.54.2. Supersession Types

Supersession Types MAY include:

same-Series version supersession;
replacement by different Extension;
replacement by Core capability;
framework-version replacement;
jurisdictional replacement;
Component replacement;
Connector replacement;
model replacement;
workflow replacement;
policy replacement.

25.54.3. Same-Series Supersession

A same-Series supersession SHALL preserve:

Extension Series;
version sequence;
compatibility;
migration;
support;
provenance.

25.54.4. Cross-Series Replacement

A cross-Series replacement SHALL preserve:

source and target identities;
semantic mapping;
capability mapping;
data mapping;
workflow mapping;
dependency mapping;
information loss;
migration;
provenance.

25.54.5. Replacement by Core

Where Core introduces equivalent or superior governed capability, the Extension MAY be superseded by Core.

The transition SHALL preserve:

Extension identity;
Core replacement identity;
semantic mapping;
differences;
migration;
historical interpretation;
provenance.

Core replacement SHALL occur only after Constitutional Evolution establishes the Core artefact.

25.54.6. Partial Supersession

A new Extension MAY supersede only selected:

artefacts;
capabilities;
tenants;
jurisdictions;
workflows;
Components;
publication profiles.

The remaining active scope SHALL be explicit.

25.54.7. Conditional Supersession

Supersession MAY depend on:

Core release;
Runtime Bundle;
tenant readiness;
jurisdiction;
certification;
dependency;
migration completion;
effective time.

25.54.8. Replacement Equivalence

Replacement equivalence SHALL evaluate:

semantic meaning;
input and output contracts;
units;
authority;
evidence;
security;
reliability;
tenant isolation;
Publication meaning;
historical replay.

25.54.9. Compatibility Bridge

A Compatibility Bridge MAY temporarily connect superseded and superseding Extensions.

It SHALL define:

source and target;
bridge capability;
transformations;
limitations;
information loss;
authority;
support period;
expiration;
provenance.

25.54.10. Adapter Identity

Every material adapter SHALL possess:

Adapter Identifier;
Namespace;
owner;
source contract;
target contract;
supported versions;
transformation;
security;
reliability;
expiration;
provenance.

25.54.11. Bridge Authority

A bridge SHALL not create authority that neither source nor target Extension possesses.

25.54.12. Bridge Side Effects

A bridge that invokes side effects SHALL preserve:

target capability;
authority;
idempotency;
transaction semantics;
retries;
reconciliation;
provenance.

25.54.13. Bridge Information Loss

Information loss SHALL identify:

omitted fields;
reduced precision;
collapsed hierarchy;
changed null semantics;
changed temporal detail;
changed assurance detail;
permitted uses;
provenance.

25.54.14. Bridge Monitoring

Monitoring SHALL evaluate:

usage;
errors;
divergence;
unsupported payloads;
tenant impact;
latency;
expiration risk;
provenance.

25.54.15. Replacement Adoption

Replacement Adoption SHALL identify:

source adoption;
target adoption;
target scope;
migration;
effective time;
authority;
provenance.

25.54.16. Replacement Activation

Replacement Activation SHALL update:

Extension Set;
Runtime Manifest;
dependencies;
routing;
workflow definitions;
agents;
Components;
Connectors;
caches;
projections;
provenance.

25.54.17. Historical Resolution

Historical queries SHALL resolve the Extension version or replacement that applied at the target time.

A superseding Extension SHALL not be retroactively applied to prior outcomes.

25.54.18. Supersession Notice

A Supersession Notice SHOULD identify:

superseded Extension;
superseding Extension;
reason;
scope;
compatibility;
migration;
effective date;
required action;
provenance reference.

25.54.19. Supersession Completion

Supersession SHALL be complete only where:

target is available and valid;
required tenants are migrated or excepted;
active Extension Sets are updated;
dependencies are resolved;
bridge state is governed;
Catalogue state is updated;
historical lineage is preserved.

25.54.20. Supersession Validation

HECATE SHALL validate:

source and target identities;
scope;
compatibility;
mappings;
bridge;
authority;
adoption and activation;
historical resolution;
completion;
provenance.

25.55. Withdrawal, Revocation and Forced Deactivation

Withdrawal ends eligibility for new or continued authorised use of an Extension Package, version or capability.

Revocation invalidates a Package, signature, certificate, attestation, credential or authority.

Forced Deactivation removes an Extension from active Runtime scope because continued execution is prohibited or unsafe.

These states SHALL remain distinct.

25.55.1. Withdrawal Object

Every Withdrawal SHALL possess:

Withdrawal Identifier;
affected Extension, Package or capability;
affected versions;
reason;
severity;
withdrawal authority;
effective time;
affected tenants;
affected white-label deployments;
affected Extension Sets;
containment;
replacement;
migration;
notification;
archive state;
provenance.

25.55.2. Withdrawal Reasons

Reasons MAY include:

critical semantic defect;
unlawful behaviour;
invalid authority;
compromised Package;
compromised signing key;
malicious artefact;
critical security defect;
tenant-isolation defect;
falsified attestation;
failed certification;
withdrawn dependency;
licence breach;
regulator instruction;
ecosystem participant withdrawal;
unrecoverable operational failure.

25.55.3. Withdrawal Classes

Withdrawal Classes MAY include:

Immediate Global Withdrawal;
Scheduled Withdrawal;
Version Withdrawal;
Tenant-Specific Withdrawal;
White-Label-Specific Withdrawal;
Jurisdictional Withdrawal;
Capability Withdrawal;
Component Withdrawal;
Connector Withdrawal;
Agent or Model Withdrawal;
Experimental Withdrawal.

25.55.4. Withdrawal Decision

Decision classes MAY include:

Withdraw Immediately;
Suspend Pending Review;
Prohibit New Adoption;
Prohibit New Activation;
Force Deactivation;
Withdraw for Selected Scopes;
Replace and Withdraw;
No Withdrawal Required;
Indeterminate.

25.55.5. Revocation Object

A Revocation Object SHALL identify:

revoked subject;
subject type;
reason;
authority;
effective time;
affected Packages;
affected activations;
replacement;
notification;
provenance.

25.55.6. Revocation Subjects

Revocation MAY apply to:

Package;
Manifest;
signature;
signing key;
certificate;
attestation;
certification;
Connector credential;
partner authority;
Namespace delegation;
activation authority.

25.55.7. Revocation Propagation

Revocation SHALL propagate to:

Extension Registry;
Catalogue;
mirrors;
Runtime Admission;
Runtime Manifests;
dependency resolution;
certification projections;
white-label operators;
affected tenants;
monitoring systems.

25.55.8. Forced Deactivation Request

A Forced Deactivation Request SHALL identify:

affected activation;
reason;
authority;
urgency;
target time;
residual behaviour;
migration or fallback;
affected outcomes;
notification;
provenance.

25.55.9. Forced Deactivation Authority

Forced Deactivation Authority SHOULD be narrowly granted but sufficiently rapid for:

tenant leakage;
active compromise;
unlawful execution;
critical publication defect;
invalid authority;
regulator order.

25.55.10. Residual Read Access

Withdrawal MAY permit controlled historical read access where:

legal;
security-safe;
required for audit;
required for migration;
required for evidence;
required for historical verification.

Residual access SHALL not permit new authoritative execution.

25.55.11. In-Flight Work

Forced Deactivation SHALL define treatment of:

running workflows;
queued Tasks;
in-flight commands;
pending events;
agent sessions;
tool invocations;
external transactions;
publication processes.

25.55.12. Side-Effect Containment

Containment SHALL address:

data mutations;
graph mutations;
financial postings;
external submissions;
notifications;
Publications;
credentials;
model access;
event emission.

25.55.13. Withdrawal Migration

Where possible, withdrawal SHOULD provide:

replacement Extension;
safe export;
mapping;
migration tooling;
support;
deadline;
provenance.

A critical risk MAY require immediate withdrawal before migration completes.

25.55.14. Tenant Notification

Notification SHALL identify:

affected Extension and version;
reason at the permitted disclosure level;
effective time;
impact;
required action;
replacement;
support;
contact or challenge path;
provenance reference.

25.55.15. Public Notification

Where the Extension affects public or regulated Publications, external notification SHALL comply with the Constitutional Publication Framework.

25.55.16. Outcome Impact

Withdrawal SHALL trigger impact analysis over:

data;
graph;
decisions;
calculations;
workflows;
events;
agent actions;
external transactions;
Publications;
assurance;
certification;
audits.

25.55.17. Outcome Correction

Affected outcomes MAY require:

invalidation;
recalculation;
revalidation;
workflow reopening;
event correction;
Publication correction;
restatement;
withdrawal;
assurance modification.

25.55.18. Withdrawal Verification

The Runtime SHALL verify:

Package is not newly distributed as eligible;
new adoption is blocked;
new activation is blocked;
required active scopes are deactivated;
Runtime Manifests are updated;
dependency resolution excludes the Package;
Catalogues and mirrors show correct state;
notifications are reconciled;
provenance is complete.

25.55.19. Withdrawal Archive

Withdrawal SHALL preserve:

original Package;
Manifest;
signatures;
revocation state;
activation history;
affected tenants;
decisions;
evidence;
notifications;
provenance.

25.55.20. Withdrawal Validation

HECATE SHALL validate:

Withdrawal and Revocation identities;
authority;
reason;
scope;
effective time;
propagation;
deactivation;
residual behaviour;
outcome treatment;
notifications;
archive;
provenance.

25.56. Tenant Offboarding, Portability and Extension Exit

Tenant exit SHALL preserve tenant ownership, portability, legal obligations, Extension licensing, historical trust and white-label isolation.

An Extension SHALL not create ungoverned lock-in.

25.56.1. Extension Exit Plan

Every material tenant or white-label adoption SHOULD define an Extension Exit Plan containing:

adopted Extension;
tenant or white-label scope;
exportable data;
exportable configuration;
exportable evidence;
exportable Publication history;
non-exportable artefacts;
licence treatment;
migration options;
deactivation;
retention;
destruction;
support;
provenance.

25.56.2. Exit Triggers

Exit MAY be triggered by:

contract termination;
tenant offboarding;
white-label transition;
Extension replacement;
Package withdrawal;
licence termination;
jurisdictional change;
insolvency;
security event;
tenant request;
service discontinuation.

25.56.3. Tenant Data Ownership

Tenant data SHALL remain governed according to:

tenant ownership;
legal obligations;
contractual rights;
public-data status;
evidence obligations;
assurance obligations;
retention;
Legal Hold.

Extension ownership SHALL not imply ownership of tenant data.

25.56.4. Portability Package

A Portability Package MAY contain:

tenant data;
graph relationships;
Extension identifiers;
schemas;
controlled values;
configuration;
workflow state;
evidence;
Publications;
audit history;
provenance.

It SHALL exclude protected provider secrets or proprietary artefacts not licensed for export.

25.56.5. Portability Manifest

A Portability Manifest SHALL identify:

tenant;
source Extension versions;
exported artefacts;
excluded artefacts;
schemas;
formats;
digests;
encryption;
transfer authority;
receiving party;
provenance.

25.56.6. Semantic Portability

Semantic portability SHALL preserve:

object identities;
property identities;
units;
controlled values;
Relationship Types;
temporal semantics;
assurance state;
provenance.

A raw database dump SHALL not be represented as semantically portable unless these properties are preserved.

25.56.7. Behavioural Portability

Behavioural portability MAY include:

workflow definitions;
decision tables;
tenant configuration;
policy overlays;
migration mappings;
execution history.

Provider-owned executable artefacts MAY remain non-exportable, but their effect on tenant history SHALL remain explainable.

25.56.8. Identity Portability

Tenant-scoped identifiers SHALL remain resolvable after exit according to the Exit Plan.

Public identifiers SHALL not be reassigned to another tenant.

25.56.9. Publication Portability

Tenant Publications and Publication history SHALL be exportable or preserved according to:

ownership;
regulatory duty;
public-access state;
assurance;
archive policy;
licence;
provenance.

25.56.10. Evidence Portability

Evidence export SHALL preserve:

evidence identity;
chain of custody;
integrity;
classification;
access restrictions;
retention;
provenance.

25.56.11. Credential Revocation

Exit SHALL revoke or rotate:

tenant credentials;
Connector credentials;
API keys;
signing delegations;
agent access;
tool access;
Namespace delegations;
support access.

25.56.12. Extension Deactivation

Tenant deactivation SHALL update:

Adoption state;
Activation state;
Extension Set;
Runtime Manifest;
routing;
workflows;
agents;
tools;
Connectors;
caches;
indexes;
monitoring;
provenance.

25.56.13. Shared Infrastructure

Exit from shared infrastructure SHALL prevent:

residual tenant access;
residual tenant data exposure;
shared-cache leakage;
shared-vector leakage;
shared-log leakage;
orphaned workflow execution;
orphaned credentials.

25.56.14. Retained Historical State

The operator MAY retain required historical state for:

legal compliance;
regulatory review;
assurance;
audit;
dispute;
security investigation;
public Publication verification.

Retained state SHALL remain access-controlled and purpose-bound.

25.56.15. Destruction

Data and artefacts not subject to retention or Legal Hold SHALL be destroyed according to an approved Destruction Plan.

25.56.16. Exit Verification

Exit verification SHALL confirm:

required export completed;
digests match;
credentials are revoked;
active Extension use ended;
tenant routing is removed;
residual state is governed;
retention and destruction are applied;
provenance is complete.

25.56.17. White-Label Exit

White-label exit SHALL additionally address:

operator Namespace;
tenant migration;
public domains;
branded Publications;
operator integrations;
shared Components;
support;
partner contracts;
provenance.

25.56.18. Provider Failure

An Exit Plan SHOULD address provider or partner failure, including:

Package availability;
source escrow where applicable;
documentation;
migration support;
data export;
certification evidence;
replacement;
provenance.

25.56.19. Exit Receipt

An Exit Receipt SHOULD contain:

tenant or white-label scope;
Extensions;
export state;
deactivation state;
credential revocation;
retained state;
destruction state;
authority;
time;
provenance.

25.56.20. Exit Validation

HECATE SHALL validate:

Exit Plan;
tenant ownership;
Portability Package;
Manifest;
identity and evidence preservation;
deactivation;
credential revocation;
retention;
destruction;
verification;
provenance.

25.57. Archive, Retention and Legal Hold

Extension history SHALL be preserved for as long as required by constitutional, legal, regulatory, assurance, contractual, operational or public-interest obligations.

Archive SHALL preserve exact historical Extension state.

25.57.1. Extension Archive Object

Every archived Extension release SHALL possess:

Archive Object Identifier;
Extension Series;
Extension Release;
Extension Package;
Extension Manifest;
source and build provenance;
signatures;
attestations;
Catalogue state;
adoption state;
activation state;
Extension Sets;
Runtime Manifests;
migration state;
deprecation state;
supersession state;
withdrawal state;
certification state;
retention profile;
Legal Hold state;
archive location;
integrity state;
provenance.

25.57.2. Archive Scope

The Extension Archive SHALL preserve as required:

Extension Proposals;
Admission Decisions;
Extension Definitions;
Extension Points;
Namespaces;
Packages;
Manifests;
source commits;
builds;
dependency locks;
signatures;
attestations;
tests;
migrations;
Catalogue Entries;
Adoption Decisions;
Activation Receipts;
Runtime Manifests;
telemetry;
incidents;
certifications;
audit evidence;
Publications affected by the Extension;
provenance.

25.57.3. Archive Classes

Archive Classes MAY include:

operational archive;
regulatory archive;
assurance archive;
audit archive;
security archive;
tenant archive;
white-label archive;
marketplace archive;
public verification archive;
disaster-recovery archive.

25.57.4. Archive Manifest

An Archive Manifest SHALL identify:

archived artefacts;
versions;
digests;
relationships;
storage classes;
encryption;
access;
retention;
replication;
verification;
provenance.

25.57.5. Immutable Preservation

Released Packages, Manifests, signatures and material governance decisions SHOULD be retained in integrity-protected and, where required, immutable storage.

25.57.6. Archive Ingestion

Archive ingestion SHALL validate:

Extension identity;
Package identity;
Manifest;
digests;
signatures;
lifecycle state;
related activations;
tenant scope;
retention;
completeness;
provenance.

25.57.7. Archive Access

Archive access SHALL be:

purpose-bound;
authority-bound;
tenant-aware;
white-label-aware;
classification-aware;
time-bound where required;
logged;
revocable.

25.57.8. Public Verification Archive

A public verification archive MAY expose:

Extension identity;
Package version;
digest;
certification status;
deprecation state;
supersession state;
withdrawal state;
public provenance summary.

It SHALL not expose protected source, tenant, security or commercial information.

25.57.9. Archive Replication

Replication SHALL preserve:

Extension and Package identity;
digest;
tenant;
region;
encryption;
retention;
Legal Hold;
verification;
provenance.

25.57.10. Archive Verification

Archive verification SHALL test:

digest integrity;
signature chain;
Manifest completeness;
readability;
dependency metadata;
migration metadata;
relationship integrity;
recovery capability;
provenance.

25.57.11. Format Obsolescence

Where an archived format becomes obsolete, the Archive MAY create a preservation representation.

The original bytes, digest and format identity SHALL remain preserved.

25.57.12. Retention Profile

Every Extension Retention Profile SHALL identify:

Retention Profile Identifier;
Extension classes;
Package classes;
jurisdictions;
retention period;
retention start event;
archive class;
access requirements;
encryption;
Legal Hold treatment;
destruction method;
authority;
provenance.

25.57.13. Retention Start Event

Retention MAY begin from:

Package release;
final activation;
deactivation;
tenant exit;
end of support;
withdrawal;
certification expiry;
incident closure;
contract termination;
Legal Hold release.

25.57.14. Retention Conflict

Where requirements conflict, the Runtime SHALL evaluate:

longest applicable retention;
legal destruction obligation;
privacy minimisation;
regulator requirement;
assurance requirement;
Legal Hold;
public-verification obligation;
tenant contract;
provider contract.

Unresolved conflict SHALL block destruction.

25.57.15. Legal Hold

A Legal Hold SHALL possess:

Legal Hold Identifier;
matter;
authority;
affected Extensions;
affected Packages;
affected tenants;
affected runtime evidence;
start time;
scope;
access restrictions;
destruction suspension;
review;
release authority;
provenance.

25.57.16. Legal-Hold Propagation

Legal Hold SHALL propagate to:

Packages;
Manifests;
source and build records;
Runtime Manifests;
Extension Sets;
adoption and activation records;
migration evidence;
incident evidence;
certifications;
audit workpapers;
Publications;
backups where governed.

25.57.17. Destruction Eligibility

Destruction SHALL require:

retention expiry;
no active Legal Hold;
no regulator preservation requirement;
no unresolved dispute;
no active assurance or audit requirement;
no public-verification requirement;
authority;
approved Destruction Plan.

25.57.18. Destruction Plan

A Destruction Plan SHALL identify:

Extension artefacts;
Packages;
copies;
mirrors;
archives;
caches;
indexes;
backups;
tenant state;
evidence;
methods;
exceptions;
verification;
authority;
provenance.

25.57.19. Destruction Record

Lawful destruction SHALL preserve a minimal record containing:

destroyed subject;
authority;
legal basis;
Retention Profile;
destruction time;
method;
verifier;
exceptions;
provenance.

The record SHALL not retain prohibited content beyond the lawful minimum.

25.57.20. Archive Validation

HECATE SHALL validate:

Archive Object;
Archive Manifest;
completeness;
integrity;
access;
retention;
Legal Hold;
replication;
format preservation;
destruction eligibility;
Destruction Record;
provenance.

25.58. Historical Reconstruction and Extension Replay

The CEF SHALL support reconstruction of the exact Extension state that applied to a tenant, white-label deployment, Runtime Outcome or Publication at a specified historical time.

Historical reconstruction SHALL distinguish:

what Extension artefacts existed;
what was approved;
what was available;
what was adopted;
what was active;
what executed;
what was later migrated, deprecated, superseded or withdrawn.

25.58.1. Historical Extension Query

A Historical Extension Query SHALL identify:

target time;
tenant or white-label deployment;
Extension Series or Package;
Core release;
Runtime Bundle;
Module or Component;
subject or outcome;
environment;
purpose;
authority;
provenance.

25.58.2. Reconstruction Inputs

Historical reconstruction SHALL use as applicable:

historical Core release;
Extension Point versions;
Namespace state;
Extension Definitions;
Packages;
Manifests;
dependency locks;
signatures and revocation state;
Catalogue state;
Adoption Decisions;
Extension Sets;
Activation Receipts;
Runtime Profiles;
Runtime Manifests;
configurations;
migrations;
incidents;
certifications;
temporal state.

25.58.3. Historical Extension State

The Runtime SHALL distinguish:

proposed;
admitted;
approved;
packaged;
available;
adopted;
activated;
suspended;
deprecated;
superseded;
withdrawn;
archived.

25.58.4. Historical Applicability

Historical applicability SHALL evaluate:

Extension Point;
scope;
tenant;
jurisdiction;
framework;
Runtime Bundle;
dependency state;
effective time;
activation state;
withdrawal state.

25.58.5. Extension Replay

Extension Replay MAY reconstruct:

dependency resolution;
Extension Set composition;
Runtime Profile resolution;
Runtime Admission;
migration;
activation;
policy evaluation;
decisioning;
computation;
workflow execution;
event handling;
agent and tool execution;
Connector interaction;
Publication effects.

25.58.6. Exact Replay

Exact Replay seeks to reproduce historical behaviour using original:

Package;
Manifest;
dependencies;
Runtime Bundle;
Component versions;
model versions;
prompts;
tool versions;
Connector versions;
configuration;
seeds;
time.

25.58.7. Semantic Replay

Semantic Replay evaluates whether equivalent governed meaning and outcome can be reproduced where exact technical artefacts or external systems are unavailable.

The replay mode SHALL be explicit.

25.58.8. Replay Clock

Replay SHALL use a governed Replay Clock capable of reproducing:

Extension valid time;
Package effective time;
adoption time;
activation time;
policy validity;
authority validity;
certification validity;
deprecation and withdrawal state;
reporting periods.

25.58.9. Replay Isolation

Replay SHALL prevent uncontrolled:

deployment;
migration;
data mutation;
graph mutation;
workflow transition;
event publication;
agent side effect;
tool side effect;
external submission;
Publication release;
notification.

25.58.10. External Dependency Replay

Where an external dependency is unavailable, Replay SHALL identify whether it uses:

captured response;
approved simulation;
archived dataset;
contract mock;
no substitute;
reconstructed approximation.

The limitation SHALL be visible.

25.58.11. Model Replay

Model replay SHALL preserve where available:

model identity;
model version;
provider state;
prompt or instruction;
parameters;
retrieval inputs;
tools;
seed;
output;
evaluation;
limitations;
provenance.

25.58.12. Workflow Replay

Workflow replay SHALL preserve:

definition;
state;
Commands;
Events;
Tasks;
Gates;
actors;
timers;
retries;
compensation;
side-effect policy;
provenance.

25.58.13. Migration Replay

Migration replay SHALL reconstruct:

source state;
target state;
transformations;
backfill;
reconciliation;
Cutover;
rollback;
findings;
provenance.

25.58.14. Replay Divergence

A Replay Divergence SHALL identify:

expected state;
reproduced state;
affected Extension or outcome;
cause;
semantic effect;
materiality;
limitation;
remediation;
provenance.

25.58.15. Historical Extension Explanation

The Runtime SHALL explain:

which Extension versions applied;
which Packages and dependencies were active;
why they applied;
which authority approved and activated them;
which Module and Components executed them;
which later changes occurred;
which limitations affect reconstruction;
provenance.

25.58.16. Historical Publication Linkage

A Historical Publication SHALL remain linked to the Extension state that produced or governed it.

Later Extension versions SHALL not be represented as the source of earlier Publications.

25.58.17. Historical Certification

Historical reconstruction SHALL identify certification status at the relevant time, rather than only current certification status.

25.58.18. Replay Evidence

Replay evidence SHOULD include:

query;
source archive;
selected artefacts;
replay mode;
environment;
result;
divergence;
validator;
time;
provenance.

25.58.19. Replay Receipt

A Replay Receipt SHOULD contain:

Historical Extension Query;
reconstructed Extension Set;
Runtime Manifest;
replay mode;
outputs;
side-effect controls;
divergence;
validation;
provenance.

25.58.20. Reconstruction Validation

HECATE SHALL validate:

query;
historical artefacts;
applicability;
replay mode;
Replay Clock;
dependency state;
Extension Set;
Runtime Manifest;
divergence;
isolation;
provenance.

25.59. Extension Audit, Challenge, Dispute and Core-Promotion Boundary

Extension governance SHALL be independently examinable and contestable.

A dispute over an Extension SHALL not be resolved by silently changing runtime behaviour or documentation.

Promotion from Extension to Core SHALL remain a Constitutional Evolution action.

25.59.1. Extension Audit Scope

An Extension Audit MAY examine:

Proposal;
Admission;
Extension Point;
Namespace;
Definition;
Package;
Manifest;
source and build;
dependencies;
signatures;
Catalogue;
adoption;
activation;
Runtime Manifest;
migration;
operations;
incidents;
certification;
deprecation;
supersession;
withdrawal;
archive;
retention;
provenance.

25.59.2. Audit Criteria

Criteria MAY include:

CEF requirements;
Core constitutional requirements;
Extension Point contracts;
security policies;
tenant-isolation policies;
framework requirements;
jurisdictional requirements;
certification schemes;
contractual requirements;
operational SLOs;
Publication requirements.

25.59.3. Audit Evidence

Evidence MAY include:

Definitions;
Manifests;
digests;
signatures;
attestations;
source commits;
build logs;
compatibility matrices;
test results;
Adoption Decisions;
Activation Receipts;
Runtime Manifests;
telemetry;
Decision Receipts;
migration evidence;
incident evidence;
certification evidence;
archive verification.

25.59.4. Extension Finding

An Extension Finding SHALL identify:

affected Extension;
Package and version;
criterion;
condition;
cause;
effect;
evidence;
severity;
materiality;
affected tenants;
affected Modules and Components;
affected Publications;
remediation;
owner;
provenance.

25.59.5. Extension Challenge

An authorised stakeholder MAY challenge:

Extension identity;
semantic definition;
Namespace;
authority;
Extension Point;
mapping;
compatibility;
security;
tenant isolation;
certification claim;
Publication effect;
deprecation;
withdrawal;
Core-promotion proposal.

25.59.6. Challenge Object

Every material challenge SHALL possess:

Challenge Identifier;
challenger;
affected Extension;
grounds;
evidence;
requested remedy;
affected scope;
review authority;
status;
decision;
redress;
provenance.

25.59.7. Challenge Status

Challenge Status MAY include:

Submitted;
Admitted;
Under Review;
Evidence Requested;
Upheld;
Partially Upheld;
Rejected;
Withdrawn;
Escalated;
Closed;
Indeterminate.

25.59.8. Dispute Types

Disputes MAY concern:

ownership;
Namespace;
intellectual property;
semantic equivalence;
compatibility;
authority;
tenant impact;
data rights;
licence;
partner obligation;
certification;
migration;
withdrawal;
historical interpretation.

25.59.9. Dispute Hold

A material dispute MAY trigger:

activation hold;
adoption hold;
Catalogue warning;
certification hold;
migration hold;
withdrawal hold where safe;
evidence preservation;
Legal Hold.

25.59.10. Dispute Decision

A Dispute Decision SHALL preserve:

parties;
issue;
authority;
evidence;
findings;
decision;
remedy;
effective time;
appeal path;
provenance.

25.59.11. Remedy

Remedies MAY include:

correction;
renaming;
Namespace reassignment;
mapping revision;
compatibility reclassification;
Package update;
migration;
suspension;
withdrawal;
certification correction;
tenant remediation;
Publication correction;
compensation outside the CEF where contractually governed.

25.59.12. Appeal

An appeal SHALL identify:

prior decision;
appellant;
grounds;
new evidence;
appeal authority;
scope;
decision;
provenance.

25.59.13. Promotion Candidate

An Extension MAY become a Core-Promotion Candidate where:

capability is broadly reusable;
semantics are stable;
multiple tenants or frameworks require it;
Extension fragmentation creates systemic risk;
Core interoperability would improve;
evidence and operational maturity are sufficient;
no unresolved ownership or authority dispute exists.

25.59.14. Promotion Shall Not Be Automatic

The following SHALL NOT independently establish Core eligibility:

high adoption;
commercial success;
marketplace ranking;
partner influence;
one regulator’s use;
technical convenience;
shared implementation;
long operational history;
AI recommendation.

25.59.15. Core-Promotion Proposal

A Core-Promotion Proposal SHALL identify:

source Extension;
source Namespace;
proposed Core artefacts;
semantic rationale;
adoption evidence;
interoperability benefit;
affected Extensions;
compatibility;
migration;
authority implications;
tenant implications;
Publication implications;
risk;
provenance.

25.59.16. Core-Promotion Boundary

The CEF MAY prepare and submit a Core-Promotion Proposal.

The CEF SHALL NOT:

mint Core identifiers;
redefine Core artefacts;
activate the proposal as Core;
bypass Constitutional Evolution;
retroactively represent Extension history as Core history.

25.59.17. Promotion Review Inputs

Constitutional Evolution governance SHOULD receive:

Extension history;
semantic definition;
adoption evidence;
tenant variations;
white-label variations;
compatibility matrices;
operational evidence;
incident history;
assurance;
certification;
audit findings;
migration proposal;
dissenting views;
provenance.

25.59.18. Core Adoption Outcome

Where Constitutional Evolution adopts the concept into Core:

a new Core identity SHALL be created or an existing Core identity SHALL be evolved;
Extension-to-Core mappings SHALL be explicit;
migration SHALL be governed;
Extension history SHALL remain Extension history;
supersession or coexistence SHALL be defined;
provenance SHALL be preserved.

25.59.19. Rejected Promotion

A rejected Core-Promotion Proposal SHALL not invalidate the Extension.

The Extension MAY continue within its approved scope subject to normal lifecycle governance.

25.59.20. Audit and Promotion Validation

HECATE SHALL validate:

audit scope;
criteria;
findings;
Challenge;
Dispute Decision;
appeal;
Promotion Proposal completeness;
Extension-to-Core boundary;
provenance.

25.60. Final Extension Provenance and Integrated Conformance

The Constitutional Extension Framework SHALL preserve end-to-end lineage from Core Extension Point through historical archive and any later Constitutional Evolution proposal.

25.60.1. End-to-End Extension Provenance

Extension provenance SHALL connect:

Core release;
Core artefact;
Extension Point;
Namespace;
Extension Proposal;
Admission Request and Decision;
Extension Definition;
Structural Artefacts;
Behavioural Artefacts;
owner;
authority;
Package Assembly Plan;
source commit;
build;
Extension Package;
Extension Manifest;
dependencies;
signatures;
attestations;
Catalogue Entry;
Adoption Request and Decision;
Extension Set;
Activation Request and Receipt;
Runtime Bundle;
Runtime Manifest;
Module;
Components;
runtime executions;
Decision Receipts;
workflow histories;
tool invocations;
Connector receipts;
Publications;
migration;
coexistence;
deprecation;
supersession;
withdrawal;
archive;
retention;
Historical Replay;
audit;
challenge;
dispute;
Core-Promotion Proposal.

25.60.2. Extension Provenance Graph

ZAYAZ Core Artefact
        │
        ▼
Extension Point
        │
        ▼
Namespace and Extension Proposal
        │
        ▼
Admission and Definition
        │
        ├── Structural Extension Artefacts
        └── Behavioural Extension Artefacts
        │
        ▼
Extension Package and Manifest
        │
        ▼
Signing, Attestation and Catalogue
        │
        ▼
White-Label or Tenant Adoption
        │
        ▼
Extension Set and Activation
        │
        ▼
Runtime Bundle and Runtime Manifest
        │
        ▼
Module and Component Execution
        │
        ▼
Runtime, Evidence and Publication Outcomes
        │
        ├── Migration and Coexistence
        ├── Deprecation
        ├── Supersession
        ├── Withdrawal
        └── Tenant Exit
        │
        ▼
Archive, Replay, Audit and Challenge
        │
        ▼
Optional Core-Promotion Proposal
        │
        ▼
Constitutional Evolution Governance

25.60.3. Extension History Object

An Extension History Object SHALL preserve:

Extension Series;
all Definitions;
all Packages;
all Manifests;
all release versions;
dependencies;
signatures;
Catalogue states;
adoption states;
activation states;
Extension Sets;
Runtime Manifests;
migrations;
coexistence;
deprecations;
supersessions;
withdrawals;
certifications;
incidents;
archives;
challenges;
promotion proposals;
provenance.

25.60.4. Extension Integrity Receipt

An Extension Integrity Receipt SHOULD contain:

Extension identity;
Package version;
Package digest;
Manifest digest;
signatures;
dependency lock;
adoption state;
activation state;
Runtime Manifest;
certification state;
deprecation state;
withdrawal state;
archive verification;
provenance completeness;
verification time.

25.60.5. Provenance Completeness

Provenance completeness MAY be:

Complete;
Complete with Controlled Redaction;
Materially Complete;
Partially Complete;
Materially Incomplete;
Reconstructed;
Disputed;
Unavailable.

Materially incomplete provenance SHALL prevent:

unqualified high-assurance conformance;
unqualified certification;
silent Core promotion;
unexplained historical reliance.

25.60.6. Controlled Redaction

Redaction SHALL preserve:

redacted element identity;
authority;
reason;
audience;
effect on verification;
controlled-access path;
integrity of remaining provenance.

25.60.7. Integrated Extension Impact Analysis

A material Extension change SHALL support impact analysis over:

Core artefacts;
Extension Points;
Namespaces;
Packages;
Extension Sets;
dependencies;
white-label deployments;
tenants;
organisations;
Modules;
Components;
data;
graph;
policies;
decisions;
computations;
workflows;
events;
agents;
tools;
Connectors;
Runtime Bundles;
Publications;
evidence;
assurance;
certification;
archives;
historical replay.

25.60.8. Extension Conformance Receipt

A complete Extension conformance evaluation SHOULD produce a receipt containing:

assessed Extension or Extension Set;
CEF Parts assessed;
applicable profiles;
test suites;
findings;
exceptions;
assurance;
certification;
validity;
assessor;
signatures;
provenance.

25.60.9. Pergamum Pulse Integration

Pergamum Pulse MAY derive intelligence including:

version fragmentation;
migration backlog;
coexistence duration risk;
deprecated-version exposure;
end-of-support exposure;
supersession incompleteness;
withdrawal propagation risk;
tenant lock-in risk;
portability gaps;
archive-integrity risk;
Legal-Hold gaps;
replay divergence;
dispute concentration;
Core-promotion readiness;
Core-fragmentation risk;
white-label divergence;
tenant divergence;
Module-level lifecycle risk;
Component-level lifecycle risk.

Pergamum Pulse SHALL preserve:

Module lineage;
Component lineage;
Extension Series lineage;
Package lineage;
Manifest lineage;
dependency lineage;
migration lineage;
coexistence lineage;
deprecation lineage;
supersession lineage;
withdrawal lineage;
archive lineage;
replay lineage;
challenge and dispute lineage;
Core-Promotion lineage;
tenant lineage;
white-label lineage;
temporal validity;
provenance.

Derived intelligence SHALL remain Intelligence Layer assertions until governed activation.

25.60.10. Part V Conformance Suite

The Constitutional Compiler Framework SHOULD generate fixtures including:

valid Patch, Minor and Major versions;
concealed breaking change;
multiple compatibility branches;
current-version resolution by tenant and Core release;
governed downgrade;
semantic Change Request;
dependency Change Request;
tenant impact matrix;
historical impact analysis;
cross-tenant migration programme;
white-label migration wave;
workflow migration;
agent and model migration;
Connector migration;
migration reconciliation;
dual read;
governed dual write;
shadow execution;
Compatibility Bridge;
Cutover Gate;
rollback window;
Soft Deprecation;
New-Activation Prohibition;
End of Support;
deprecation exception;
same-Series supersession;
replacement by Core;
partial supersession;
Package withdrawal;
signature revocation;
forced deactivation;
in-flight workflow containment;
tenant Portability Package;
tenant credential revocation;
white-label exit;
Archive verification;
Legal Hold;
destruction blocked by hold;
exact Extension Replay;
semantic Extension Replay;
Replay Divergence;
Extension Challenge;
dispute hold;
appeal;
Core-Promotion Proposal;
rejected promotion;
complete Extension History;
Extension Integrity Receipt.

Part V Conformance

An implementation conforms to Part V of the Constitutional Extension Framework where it:

maintains explicit Extension release lineages;
distinguishes Extension, Package, Manifest, Component, model, migration and certification versions;
keeps released Extension versions immutable;
classifies Patch, Minor and Major changes according to constitutional effect rather than build convenience;
resolves current versions by Core release, tenant, white-label deployment, jurisdiction, Runtime Bundle and time;
binds version aliases to exact immutable versions;
governs downgrade through compatibility, migration, security and authority;
requires every material change to originate from an identifiable Change Request;
classifies semantic, operational, security, dependency, migration and Core-boundary changes explicitly;
performs end-to-end impact analysis across Core, Extensions, tenants, Runtime and Publications;
preserves historical interpretation rather than retroactively applying new Extension meaning;
governs migration across Packages, tenants, white-label deployments, data, graph, workflows, agents, Connectors and Publications;
preserves identity, unit, time, evidence, assurance and provenance through migration;
distinguishes direct transformation, recalculation, inference, defaulting, estimation and manual backfill;
requires migration reconciliation and completion criteria;
governs coexistence through explicit authoritative paths, Compatibility Windows and exit criteria;
controls dual read, dual write, shadow execution and parallel calculation;
prevents comparison or shadow paths from becoming authoritative silently;
governs Cutover through explicit Gates, rollback windows and Runtime Manifest updates;
represents deprecation, end of support and retirement as distinct states;
prevents deprecated versions from being presented as recommended;
communicates deprecation, migration deadlines, support limitations and replacement paths;
governs supersession through explicit source-target lineage and compatibility;
preserves partial and context-specific supersession;
prevents replacement by Core before Constitutional Evolution establishes the Core artefact;
governs Compatibility Bridges as temporary, bounded and provenance-preserving;
distinguishes withdrawal, revocation and forced deactivation;
propagates revocation and withdrawal across Registries, Catalogues, mirrors, Runtime Admission and active tenants;
governs in-flight work and side-effect containment during forced deactivation;
evaluates affected Runtime and Publication Outcomes after withdrawal;
preserves historical withdrawn state and evidence;
provides governed tenant and white-label Exit Plans;
preserves tenant ownership, semantic portability and identity continuity;
revokes credentials and removes active tenant routing at exit;
governs residual retention and lawful destruction;
preserves complete Extension archives and Archive Manifests;
governs Retention Profiles and Legal Holds;
supports exact and semantic historical Extension Replay;
isolates Replay from deployment, mutation, Publication and external side effects;
detects and explains Replay Divergence;
supports independent Extension Audit, Challenge, Dispute Decision and appeal;
prevents disputes from being resolved through silent runtime mutation;
preserves the boundary between Extension governance and Constitutional Evolution;
prevents popularity, adoption or commercial success from automatically promoting an Extension to Core;
preserves Extension history when a concept is later adopted into Core;
preserves end-to-end Extension provenance;
produces Extension Integrity and conformance receipts where required;
preserves both Module and Component lineage;
integrates Pergamum Pulse without granting it change, migration, withdrawal, dispute or Core-evolution authority;
provides conformance fixtures covering versioning, change, migration, coexistence, deprecation, supersession, withdrawal, exit, archive, replay, dispute and Core promotion.

Chapter 25 Integrated Conformance

An implementation conforms to the complete Constitutional Extension Framework only where it demonstrates conformance across all five Parts:

Part	Extension Domain
Part I	Extension Foundations and Architecture
Part II	Structural, Schema, Registry and Graph Extensions
Part III	Behavioural, Policy, Workflow and Capability Extensions
Part IV	Extension Packaging, Adoption and Operational Governance
Part V	Extension Evolution, Migration, Withdrawal and Historical Trust

Complete Chapter 25 conformance SHALL require that:

Extensions remain distinct from Core;
configuration, customisation, integration, projection, override, Extension and Constitutional Evolution remain distinguishable;
every Extension uses an explicit Extension Point;
every non-Core Extension artefact occupies a governed Namespace;
Core identifiers and semantics are not silently redefined;
non-overrideable Core controls cannot be weakened by Extension;
structural and behavioural Extension artefacts possess stable identity and provenance;
technical schema acceptance does not establish semantic validity;
inferred or AI-generated content remains non-authoritative until governed activation;
policy, decision, computation, workflow, agent, tool, Module, Component and integration responsibilities remain distinct;
Components belong to Modules and preserve both lineages;
Package approval, Catalogue availability, adoption, activation, execution, assurance and certification remain distinct;
Packages and Manifests are immutable, signed, versioned and supply-chain traceable;
dependencies are resolved through governed Extension Sets and exact locks;
tenant and white-label scope remain isolated across all representations;
Runtime Manifests identify the exact active Extension state;
compatibility is evaluated semantically, structurally, behaviourally, operationally, historically and for Publication;
Unknown compatibility is not treated as authoritative compatibility;
migration preserves identity, meaning, time, tenant, evidence, assurance and Publication effects;
coexistence has an explicit authoritative path and exit;
deprecation, supersession, withdrawal and retirement remain historically visible;
withdrawn Extensions cannot continue authorised active use;
tenant exit preserves portability, ownership, retention and credential revocation;
archives preserve exact Extension history;
Historical Replay can reconstruct which Extensions applied and why;
audit, challenge, dispute and appeal are available for material Extension governance;
promotion to Core occurs only through Constitutional Evolution authority;
Pergamum Pulse preserves Module and Component lineage and remains non-authoritative until governed activation;
no Extension becomes trustworthy merely because it is technically deployable, widely adopted, commercially successful, certified or visible in a marketplace;
every material Extension effect remains explainable, verifiable and historically reconstructable.

Part V Foundational Principle

Extension trust must survive change.

Every Extension version, migration, coexistence arrangement, deprecation, supersession, withdrawal, tenant exit, archive action, Replay, challenge and Core-Promotion Proposal SHALL preserve exact identity, Namespace, Extension Point, authority, scope, tenant, white-label deployment, Core release, Runtime Bundle, Module lineage, Component lineage, time and provenance.

Released Extension versions SHALL remain historically immutable. Migration SHALL create explicit target state rather than rewrite history. Deprecation SHALL communicate transition. Supersession SHALL preserve source-target lineage. Withdrawal SHALL end authorised active use without erasing evidence. Tenant exit SHALL preserve ownership and portability without exposing provider secrets or another tenant’s state.

By making Extension change versioned, impact-analysed, migration-governed, coexistence-bounded, withdrawal-enforceable, portable, archived, replayable and contestable, ZAYAZ can evolve a global white-label Extension ecosystem without sacrificing constitutional coherence, regulatory assurance or historical trust.

Chapter 25 Final Foundational Principle

The Constitutional Extension Framework is the governed boundary through which ZAYAZ supports new jurisdictions, frameworks, sectors, white-label operators, tenants, organisations, schemas, Registries, relationships, policies, computations, workflows, agents, tools, Modules, Components and integrations without fragmenting the ZAYAZ Constitution.

An Extension SHALL remain identifiable as an Extension. It SHALL attach through an explicit Extension Point, occupy a governed Namespace, operate under bounded authority, declare compatibility, preserve tenant isolation, pass compilation and HECATE validation, be packaged and signed, be adopted and activated for an explicit scope, and remain fully traceable throughout change, migration, deprecation and withdrawal.

No Extension becomes Core through adoption, popularity, commercial influence, technical reuse or longevity. Core meaning changes only through Constitutional Evolution. Where an Extension is later promoted into Core, its Extension history SHALL remain intact and the transition SHALL preserve explicit mapping, migration and provenance.

The CEF enables ZAYAZ to scale as a modular, regulator-grade, white-label ESG and sustainability intelligence platform while preserving one coherent constitutional Core, complete Module and Component lineage, independently verifiable tenant boundaries and long-term historical accountability.

GitHub Repo Request for Change (RFC)

Part V — Extension Evolution, Migration, Withdrawal and Historical Trust​

25.49. Extension Release Lineage and Version Semantics​

25.49.1. Extension Release​

25.49.2. Extension Series​

25.49.3. Version Dimensions​

25.49.4. Reference Version Classes​

25.49.5. Patch Change​

25.49.6. Minor Change​

25.49.7. Major Change​

25.49.8. Version Authority​

25.49.9. Immutable Released Version​

25.49.10. Release Branch​

25.49.11. Current Version​

25.49.12. Current-Version Resolver​

25.49.13. Version Alias​

25.49.14. Downgrade​

25.49.15. Release Notes​

25.49.16. Version Integrity​

25.49.17. Release-Lineage Validation​

25.50. Extension Change Classification and Impact Analysis​

25.50.1. Extension Change Request​

25.50.2. Change Sources​

25.50.3. Change Classes​

25.50.4. Semantic Change​

25.50.5. Operational Change​

25.50.6. Security Change​

25.50.7. Dependency Change​

25.50.8. Change Materiality​

25.50.9. Extension Impact Analysis​

25.50.10. Tenant Impact Matrix​

25.50.11. White-Label Impact Matrix​

25.50.12. Dependency Impact​

25.50.13. Historical Impact​

25.50.14. Publication Impact​

25.50.15. Assurance Impact​

25.50.16. Change Decision​

25.50.17. Change Approval​

25.50.18. Impact Reassessment​

25.50.19. Change Receipt​

25.50.20. Change Validation​

25.51. Cross-Package, Tenant and Runtime Migration​

25.51.1. Extension Migration Programme​

25.51.2. Migration Scope​

25.51.3. Migration Plan​

25.51.4. Migration Eligibility​

25.51.5. Migration Wave​

25.51.6. Tenant-Specific Migration​

25.51.7. White-Label Migration​

25.51.8. Cross-Package Migration​

25.51.9. Runtime Migration​

25.51.10. State Migration​

25.51.11. Workflow Migration​

25.51.12. Agent and Model Migration​

25.51.13. Connector Migration​

25.51.14. Event Migration​

25.51.15. Evidence and Assurance Migration​

25.51.16. Publication Migration​

25.51.17. Migration Transformation​

25.51.18. Backfill​

25.51.19. Migration Reconciliation​

25.51.20. Migration Finding​

25.51.21. Migration Completion​

25.51.22. Migration Validation​

25.52. Coexistence, Compatibility Windows and Cutover​

25.52.1. Coexistence Profile​

25.52.2. Coexistence Types​

25.52.3. Authoritative Path​

25.52.4. Dual Read​

25.52.5. Dual Write​

25.52.6. Shadow Execution​

25.52.7. Parallel Calculation​

25.52.8. Parallel Workflow​

25.52.9. Compatibility Adapter​

25.52.10. Compatibility Window​

25.52.11. Long-Term Support​

25.52.12. Cutover Plan​

25.52.13. Cutover Gate​

25.52.14. Cutover Failure​

25.52.15. Rollback Window​

25.52.16. Coexistence Exit​

Part V — Extension Evolution, Migration, Withdrawal and Historical Trust

25.49. Extension Release Lineage and Version Semantics

25.49.1. Extension Release

25.49.2. Extension Series

25.49.3. Version Dimensions

25.49.4. Reference Version Classes

25.49.5. Patch Change

25.49.6. Minor Change

25.49.7. Major Change

25.49.8. Version Authority

25.49.9. Immutable Released Version

25.49.10. Release Branch

25.49.11. Current Version

25.49.12. Current-Version Resolver

25.49.13. Version Alias

25.49.14. Downgrade

25.49.15. Release Notes

25.49.16. Version Integrity

25.49.17. Release-Lineage Validation

25.50. Extension Change Classification and Impact Analysis

25.50.1. Extension Change Request

25.50.2. Change Sources

25.50.3. Change Classes

25.50.4. Semantic Change

25.50.5. Operational Change

25.50.6. Security Change

25.50.7. Dependency Change

25.50.8. Change Materiality

25.50.9. Extension Impact Analysis

25.50.10. Tenant Impact Matrix

25.50.11. White-Label Impact Matrix

25.50.12. Dependency Impact

25.50.13. Historical Impact

25.50.14. Publication Impact

25.50.15. Assurance Impact

25.50.16. Change Decision

25.50.17. Change Approval

25.50.18. Impact Reassessment

25.50.19. Change Receipt

25.50.20. Change Validation

25.51. Cross-Package, Tenant and Runtime Migration

25.51.1. Extension Migration Programme

25.51.2. Migration Scope

25.51.3. Migration Plan

25.51.4. Migration Eligibility

25.51.5. Migration Wave

25.51.6. Tenant-Specific Migration

25.51.7. White-Label Migration

25.51.8. Cross-Package Migration

25.51.9. Runtime Migration

25.51.10. State Migration

25.51.11. Workflow Migration

25.51.12. Agent and Model Migration

25.51.13. Connector Migration

25.51.14. Event Migration

25.51.15. Evidence and Assurance Migration

25.51.16. Publication Migration

25.51.17. Migration Transformation

25.51.18. Backfill

25.51.19. Migration Reconciliation

25.51.20. Migration Finding

25.51.21. Migration Completion

25.51.22. Migration Validation

25.52. Coexistence, Compatibility Windows and Cutover

25.52.1. Coexistence Profile

25.52.2. Coexistence Types

25.52.3. Authoritative Path

25.52.4. Dual Read

25.52.5. Dual Write

25.52.6. Shadow Execution

25.52.7. Parallel Calculation

25.52.8. Parallel Workflow

25.52.9. Compatibility Adapter

25.52.10. Compatibility Window

25.52.11. Long-Term Support

25.52.12. Cutover Plan

25.52.13. Cutover Gate

25.52.14. Cutover Failure

25.52.15. Rollback Window

25.52.16. Coexistence Exit