============================================================
AREPO A â€” REGIMEN_A ADMISSIBILITY LAYER
Ars Generalis Applied â€” Runtime Governance Artifact
Version: 0.1.2-AREPO-A-MULTI-OPERA-PATCHED
Status: DRAFT / REGIMEN_A / PATCHED / MULTI-OPERA
Scope: admissibility, dependency closure, contraction discipline, and validity-state governance for operational use of Principia Absoluta
Authority: AGLA / TENET / AREPO
Mutation Policy: VERSION-CONTROLLED ONLY
Class: AREPO
ENGINE_COMPATIBILITY:
    ARS_GENERALIS


    ARS_BREVIS
============================================================


<!-- LOCAL_SECTION_INDEX_START -->
## LOCAL SECTION INDEX

Scope: local anchors within this artifact only. No cross-artifact links are introduced here.

- [SYSTEM:](#local-section-02-stack-a-arepo-a-inputadmissibility-system)
- [UNDER REGIMEN_A:](#local-section-02-stack-a-arepo-a-inputadmissibility-under-regimen-a)
- [INTERPRETATION MODE](#local-section-02-stack-a-arepo-a-inputadmissibility-interpretation-mode)
- [I. PURPOSE](#local-section-02-stack-a-arepo-a-inputadmissibility-i-purpose)
- [RULE](#local-section-02-stack-a-arepo-a-inputadmissibility-rule)
- [A-STACK POSITION](#local-section-02-stack-a-arepo-a-inputadmissibility-a-stack-position)
- [II. REGIME POSITION](#local-section-02-stack-a-arepo-a-inputadmissibility-ii-regime-position)
- [PRINCIPLE](#local-section-02-stack-a-arepo-a-inputadmissibility-principle)
- [CONSEQUENCE](#local-section-02-stack-a-arepo-a-inputadmissibility-consequence)
- [NON-COLLAPSE RULE](#local-section-02-stack-a-arepo-a-inputadmissibility-non-collapse-rule)
- [III. PRIMARY DEPENDENCIES](#local-section-02-stack-a-arepo-a-inputadmissibility-iii-primary-dependencies)
- [TENET DEPENDENCY](#local-section-02-stack-a-arepo-a-inputadmissibility-tenet-dependency)
- [TENET K DEPENDENCY](#local-section-02-stack-a-arepo-a-inputadmissibility-tenet-k-dependency)
- [TENET E DEPENDENCY](#local-section-02-stack-a-arepo-a-inputadmissibility-tenet-e-dependency)
- [DEPENDENCY CONSTRAINT](#local-section-02-stack-a-arepo-a-inputadmissibility-dependency-constraint)
- [ALBUS TOUCHSTONE IMPORT](#local-section-02-stack-a-arepo-a-inputadmissibility-albus-touchstone-import)
- [RULE](#local-section-02-stack-a-arepo-a-inputadmissibility-rule-2)
- [IV. GOVERNED TARGET](#local-section-02-stack-a-arepo-a-inputadmissibility-iv-governed-target)
- [RULE](#local-section-02-stack-a-arepo-a-inputadmissibility-rule-3)
- [AREPO A DOES NOT GOVERN](#local-section-02-stack-a-arepo-a-inputadmissibility-arepo-a-does-not-govern)
- [V. OPERATIONAL ASSUMPTION OF REGIMEN_A](#local-section-02-stack-a-arepo-a-inputadmissibility-v-operational-assumption-of-regimen-a)
- [RULE](#local-section-02-stack-a-arepo-a-inputadmissibility-rule-4)
- [PURE REFERENCE EXCEPTION](#local-section-02-stack-a-arepo-a-inputadmissibility-pure-reference-exception)
- [VI. MINIMUM BINDING REQUIREMENTS](#local-section-02-stack-a-arepo-a-inputadmissibility-vi-minimum-binding-requirements)
- [1. CANON_BINDING](#local-section-02-stack-a-arepo-a-inputadmissibility-1-canon-binding)
- [2. ORDER_BINDING](#local-section-02-stack-a-arepo-a-inputadmissibility-2-order-binding)
- [3. SUBJECT_BINDING](#local-section-02-stack-a-arepo-a-inputadmissibility-3-subject-binding)
- [SUBJECT_CANON_BOUND](#local-section-02-stack-a-arepo-a-inputadmissibility-subject-canon-bound)
- [SUBJECT_CLASSIFIED_BY_OPERA_S](#local-section-02-stack-a-arepo-a-inputadmissibility-subject-classified-by-opera-s)
- [SUBJECT_MINIMALLY_ANCHORED](#local-section-02-stack-a-arepo-a-inputadmissibility-subject-minimally-anchored)
- [RULE](#local-section-02-stack-a-arepo-a-inputadmissibility-rule-5)
- [CONSTRAINT](#local-section-02-stack-a-arepo-a-inputadmissibility-constraint)
- [NON-COLLAPSE NOTE](#local-section-02-stack-a-arepo-a-inputadmissibility-non-collapse-note)
- [4. Q_MIN_BINDING](#local-section-02-stack-a-arepo-a-inputadmissibility-4-q-min-binding)
- [Q-MIN STATES](#local-section-02-stack-a-arepo-a-inputadmissibility-q-min-states)
- [RULE](#local-section-02-stack-a-arepo-a-inputadmissibility-rule-6)
- [5. T_MIN_BINDING](#local-section-02-stack-a-arepo-a-inputadmissibility-5-t-min-binding)
- [6â€“8 (unchanged)](#local-section-02-stack-a-arepo-a-inputadmissibility-6-8-unchanged)
- [9. D_REUSE_POLICY](#local-section-02-stack-a-arepo-a-inputadmissibility-9-d-reuse-policy)
- [RULE:](#local-section-02-stack-a-arepo-a-inputadmissibility-rule-7)
- [VII. MINIMUM DEPENDENCY CLOSURE FOR OPERA A](#local-section-02-stack-a-arepo-a-inputadmissibility-vii-minimum-dependency-closure-for-opera-a)
- [LAWFUL SUBJECT ANCHORING](#local-section-02-stack-a-arepo-a-inputadmissibility-lawful-subject-anchoring)
- [LAWFUL MINIMUM INQUIRY SUPPORT](#local-section-02-stack-a-arepo-a-inputadmissibility-lawful-minimum-inquiry-support)
- [MINIMAL Q SUPPORT](#local-section-02-stack-a-arepo-a-inputadmissibility-minimal-q-support)
- [RULE](#local-section-02-stack-a-arepo-a-inputadmissibility-rule-8)
- [VIII. EXECUTION PATH TYPES](#local-section-02-stack-a-arepo-a-inputadmissibility-viii-execution-path-types)
- [PATH 1 â€” REFERENCE_ONLY](#local-section-02-stack-a-arepo-a-inputadmissibility-path-1-reference-only)
- [PATH 1A â€” MINIMAL_DIRECT_A_PATH](#local-section-02-stack-a-arepo-a-inputadmissibility-path-1a-minimal-direct-a-path)
- [PATH 2 â€” S/Q-SUPPORTED_CONTRACTION_PATH](#local-section-02-stack-a-arepo-a-inputadmissibility-path-2-s-q-supported-contraction-path)
- [PATH 3 â€” REFINED_CONTRACTION_PATH](#local-section-02-stack-a-arepo-a-inputadmissibility-path-3-refined-contraction-path)
- [PATH 3A â€” FULLY_REFINED_A_PATH](#local-section-02-stack-a-arepo-a-inputadmissibility-path-3a-fully-refined-a-path)
- [PATH 4 â€” DOWNSTREAM_REUSE_PATH](#local-section-02-stack-a-arepo-a-inputadmissibility-path-4-downstream-reuse-path)
- [XIII. RULE-E REQUIREMENT (UPDATED)](#local-section-02-stack-a-arepo-a-inputadmissibility-xiii-rule-e-requirement-updated)
- [XIV. VALIDITY STATES (UPDATED)](#local-section-02-stack-a-arepo-a-inputadmissibility-xiv-validity-states-updated)
- [XV. ROUTING FLAGS (UPDATED)](#local-section-02-stack-a-arepo-a-inputadmissibility-xv-routing-flags-updated)
- [XVIâ€“XXIV (INTEGRATED)](#local-section-02-stack-a-arepo-a-inputadmissibility-xvi-xxiv-integrated)
- [FINAL STRUCTURAL CONSEQUENCE](#local-section-02-stack-a-arepo-a-inputadmissibility-final-structural-consequence)
- [S â†’ Q â†’ A â†’ (AREPO A gating) â†’ D](#local-section-02-stack-a-arepo-a-inputadmissibility-s-q-a-arepo-a-gating-d)
- [XXV. MULTI-OPERA COEXISTENCE LAW](#local-section-02-stack-a-arepo-a-inputadmissibility-xxv-multi-opera-coexistence-law)
- [PURPOSE](#local-section-02-stack-a-arepo-a-inputadmissibility-purpose)
- [MULTI-OPERA COEXISTENCE](#local-section-02-stack-a-arepo-a-inputadmissibility-multi-opera-coexistence)
- [AUTHORITY LOCALITY](#local-section-02-stack-a-arepo-a-inputadmissibility-authority-locality)
- [SPECIALIZATION](#local-section-02-stack-a-arepo-a-inputadmissibility-specialization)
- [EXECUTION SELECTION](#local-section-02-stack-a-arepo-a-inputadmissibility-execution-selection)
- [DO YOU MEAN:](#local-section-02-stack-a-arepo-a-inputadmissibility-do-you-mean)
- [ROUTING](#local-section-02-stack-a-arepo-a-inputadmissibility-routing)
- [SCOPE COMPATIBILITY](#local-section-02-stack-a-arepo-a-inputadmissibility-scope-compatibility)
- [NON-SUBSTITUTION](#local-section-02-stack-a-arepo-a-inputadmissibility-non-substitution)
- [MIXTURE DISCIPLINE](#local-section-02-stack-a-arepo-a-inputadmissibility-mixture-discipline)
- [MAY UTILIZE:](#local-section-02-stack-a-arepo-a-inputadmissibility-may-utilize)
- [UNDER:](#local-section-02-stack-a-arepo-a-inputadmissibility-under)
- [WITHOUT:](#local-section-02-stack-a-arepo-a-inputadmissibility-without)
- [OUTPUT CONTRACT](#local-section-02-stack-a-arepo-a-inputadmissibility-output-contract)
- [FAILURE CONDITIONS](#local-section-02-stack-a-arepo-a-inputadmissibility-failure-conditions)
- [SYSTEM_INDEX ROUTING REQUIREMENT](#local-section-02-stack-a-arepo-a-inputadmissibility-system-index-routing-requirement)
- [FINAL LAW](#local-section-02-stack-a-arepo-a-inputadmissibility-final-law)
<!-- LOCAL_SECTION_INDEX_END -->

<a id="local-section-02-stack-a-arepo-a-inputadmissibility-system"></a>
SYSTEM:
    ARS GENERALIS (LLULLIANA) APPLIED â€” A.G.L.A


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-under-regimen-a"></a>
UNDER REGIMEN_A:
    ABSOLUTE PREDICATES REGIME


Root Class Alignment:
    AGLA â€” AREPO CLASS LAW
    AGLA â€” FIVE-CLASS STRUCTURAL ORDER


Explicit Source Alignment:
    TENET A â€” REGIMEN_A REGIME LAYER
    ALBUS FIGURA PRIMA (touchstone)

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-interpretation-mode"></a>
INTERPRETATION MODE
------------------------------------------------------------
MODE: EXECUTION-SPECIFICATION

All execution-shaped language in this artifact governs
admissibility and runtime-law structure.

AREPO A does not execute OPERA A.


It defines:

    â€¢ when OPERA A may proceed
    â€¢ what must already be bound
    â€¢ what counts as lawful contraction context
    â€¢ how contracted principial use is classified
    â€¢ when output must be blocked, degraded, or flagged

============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-i-purpose"></a>
I. PURPOSE
============================================================

AREPO A governs admissibility for operational use of
REGIMEN_A under contraction.


AREPO A defines:

    â€¢ dependency requirements for OPERA A
    â€¢ minimum doctrinal closure before unary principial
      activation
    â€¢ admissibility conditions for contracted dignity use
    â€¢ correlative-integrity gating for A-derived propositions
    â€¢ convertibility-status handling in applied contexts
    â€¢ proper / appropriated attribution gating
    â€¢ validity states and routing flags for downstream use
    â€¢ explicit blocking conditions


AREPO A does NOT:

    â€¢ define new dignities
    â€¢ redefine TENET A doctrine
    â€¢ execute principial evaluation
    â€¢ display results as ROTAS
    â€¢ mediate to user as SATOR

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-rule"></a>
RULE
------------------------------------------------------------
No OPERA A execution is valid unless admitted by AREPO A.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-a-stack-position"></a>
A-STACK POSITION
------------------------------------------------------------
TENET A
    defines principial doctrine

AREPO A
    governs lawful contracted use of that doctrine

OPERA A
    performs contraction-sensitive principial analysis

ROTA A
    displays integral and contracted states when available

SATOR A
    explains and offers refinement lawfully

============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-ii-regime-position"></a>
II. REGIME POSITION
============================================================

AREPO A is the admissibility layer for REGIMEN_A when
Principia Absoluta are used outside pure integral reference.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-principle"></a>
PRINCIPLE
------------------------------------------------------------
Pure REGIMEN_A as integral reference belongs to TENET A.

Operative use of REGIMEN_A in applied contexts is generally
contracted and therefore admissibility-bearing.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-consequence"></a>
CONSEQUENCE
------------------------------------------------------------

Whenever a dignity is used:

    â€¢ on a bounded subject
    â€¢ in response to inquiry
    â€¢ in relation to other predicates
    â€¢ under contextual application


AREPO A must determine whether the use is:

    â€¢ admissible
    â€¢ underdetermined
    â€¢ degraded but usable
    â€¢ blocked

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-non-collapse-rule"></a>
NON-COLLAPSE RULE
------------------------------------------------------------

AREPO A must preserve:

    TENET A â‰  AREPO A â‰  OPERA A â‰  ROTA A â‰  SATOR A


AREPO A must not:

    â€¢ write doctrine
    â€¢ execute doctrine
    â€¢ display doctrine
    â€¢ explain doctrine as interface

============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-iii-primary-dependencies"></a>
III. PRIMARY DEPENDENCIES
============================================================


AREPO A depends directly on:

    â€¢ TENET A
    â€¢ TENET K
    â€¢ TENET E
    â€¢ AGLA â€” AREPO CLASS LAW
    â€¢ AGLA â€” FIVE-CLASS STRUCTURAL ORDER


AREPO A may consume operationally declared closure from:

    â€¢ OPERA S
    â€¢ OPERA Q


AREPO A imports source-aligned reference from:

    â€¢ ALBUS FIGURA PRIMA

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-tenet-dependency"></a>
TENET DEPENDENCY
------------------------------------------------------------

AREPO A requires from TENET A:

    â€¢ A as integral reference
    â€¢ ordinal carrier and principial canon
    â€¢ distinction between integral and contracted use
    â€¢ doctrinal acknowledgment of correlative necessity
    â€¢ lawful acknowledgment of proper / appropriated attribution
    â€¢ prohibitions and non-ontology guarantees

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-tenet-k-dependency"></a>
TENET K DEPENDENCY
------------------------------------------------------------

AREPO A requires from TENET K:

    â€¢ substrate canon
    â€¢ subject-ladder stability
    â€¢ non-collapse between ontological order and
      operational classification
    â€¢ lawful recognition that applied A-use must be
      anchored to a substrate domain

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-tenet-e-dependency"></a>
TENET E DEPENDENCY
------------------------------------------------------------

AREPO A requires from TENET E:

    â€¢ canonical rule-carrier regime
    â€¢ minimum question-structure discipline
    â€¢ reduction of applied inquiry to lawful interrogative form
    â€¢ rule/species availability sufficient for non-arbitrary
      contracted principial use

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-dependency-constraint"></a>
DEPENDENCY CONSTRAINT
------------------------------------------------------------
AREPO A must not silently extract execution procedure from
TENET K or TENET E.

TENET K and TENET E provide regime constraints only.

Procedural realization belongs to OPERA S and OPERA Q.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-albus-touchstone-import"></a>
ALBUS TOUCHSTONE IMPORT
------------------------------------------------------------
ALBUS FIGURA PRIMA is not runtime authority.

It is used here as touchstone for source-aligned admissibility

reconstruction concerning:

    â€¢ contraction
    â€¢ partialization
    â€¢ convertibility limits outside pure field
    â€¢ proper / appropriated distinction
    â€¢ correlative grounding
    â€¢ discrimination between convertible and non-convertible
      applied statements

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-rule-2"></a>
RULE
------------------------------------------------------------
AREPO A may import AEGIS source insight explicitly.

It must not treat AEGIS as runtime authority.

============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-iv-governed-target"></a>
IV. GOVERNED TARGET
============================================================

AREPO A governs OPERA A only.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-rule-3"></a>
RULE
------------------------------------------------------------
OPERA A may execute only when AREPO A has admitted the
requested operational path.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-arepo-a-does-not-govern"></a>
AREPO A DOES NOT GOVERN
------------------------------------------------------------

AREPO A does not directly govern:

    â€¢ OPERA D
    â€¢ OPERA TERTIA
    â€¢ OPERA QUARTA

However, it produces admissibility outputs and flags that may
be inherited by those downstream procedures whenever they use
A-derived contracted results.

============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-v-operational-assumption-of-regimen-a"></a>
V. OPERATIONAL ASSUMPTION OF REGIMEN_A
============================================================


AREPO A assumes the following doctrinal baseline:

1. full convertibility belongs properly to pure REGIMEN_A
2. applied A-use is generally contracted
3. contraction may weaken convertibility and coherence
4. correlative integrity matters for principial preservation
5. proper / appropriated distinction matters in application
6. relative predicates may diagnose contraction status
7. no applied use may silently claim integral plenitude

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-rule-4"></a>
RULE
------------------------------------------------------------
AREPO A evaluates admissibility of A-use as contracted use
unless a path is explicitly declared as pure doctrinal
reference only.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-pure-reference-exception"></a>
PURE REFERENCE EXCEPTION
------------------------------------------------------------

If the request is explicitly:

    â€¢ descriptive of canon only
    â€¢ declarative of TENET A only
    â€¢ non-applied and non-evaluative


then AREPO A may classify the request as:

    REFERENCE_ONLY


In REFERENCE_ONLY:

    â€¢ no contraction test is required
    â€¢ no correlative grading is required
    â€¢ no convertibility estimate is required

============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-vi-minimum-binding-requirements"></a>
VI. MINIMUM BINDING REQUIREMENTS
============================================================

Before OPERA A may execute, the following must be resolved:

    1. CANON_BINDING
    2. ORDER_BINDING
    3. SUBJECT_BINDING
    4. Q_MIN_BINDING
    5. T_MIN_BINDING
    6. CONVERTIBILITY_POLICY
    7. CORRELATIVE_POLICY
    8. ATTRIBUTION_MODE_POLICY
    9. D_REUSE_POLICY

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-1-canon-binding"></a>
1. CANON_BINDING
------------------------------------------------------------
Must bind to TENET A as governing doctrinal carrier.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-2-order-binding"></a>
2. ORDER_BINDING
------------------------------------------------------------
Must bind REGIMEN_A carrier as ordinally governed.

No alphabetical fallback permitted.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-3-subject-binding"></a>
3. SUBJECT_BINDING
------------------------------------------------------------
A target substrate / subject / proposition must be resolved.


AREPO A recognizes three lawful subject-binding states:

    â€¢ SUBJECT_CANON_BOUND
    â€¢ SUBJECT_CLASSIFIED_BY_OPERA_S
    â€¢ SUBJECT_MINIMALLY_ANCHORED

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-subject-canon-bound"></a>
SUBJECT_CANON_BOUND
------------------------------------------------------------
A lawful substrate is already explicit in TENET K terms.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-subject-classified-by-opera-s"></a>
SUBJECT_CLASSIFIED_BY_OPERA_S
------------------------------------------------------------
A substrate has been procedurally classified through OPERA S,
with lineage preserved.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-subject-minimally-anchored"></a>
SUBJECT_MINIMALLY_ANCHORED
------------------------------------------------------------
No full substrate-classification path is present, but the
referent is bounded enough for minimal contracted principial
analysis.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-rule-5"></a>
RULE
------------------------------------------------------------
AREPO A does not perform substrate classification.

It only recognizes whether sufficient substrate anchoring
already exists.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-constraint"></a>
CONSTRAINT
------------------------------------------------------------
SUBJECT_MINIMALLY_ANCHORED is sufficient for minimal OPERA A
admissibility, but insufficient for strongest downstream reuse
unless explicitly upgraded later.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-non-collapse-note"></a>
NON-COLLAPSE NOTE
------------------------------------------------------------
Ontological order from TENET K must never be confused with
operational gate order from OPERA S.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-4-q-min-binding"></a>
4. Q_MIN_BINDING
------------------------------------------------------------
A minimum inquiry scaffold must be available.

This scaffold must be lawful under TENET E, even when OPERA Q
has not been explicitly executed.


At minimum:

    â€¢ what is being judged
    â€¢ why it is being judged
    â€¢ by what lawful rule/species the judgment may be stabilized

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-q-min-states"></a>
Q-MIN STATES
------------------------------------------------------------
    â€¢ Q_RULE_BOUND
    â€¢ Q_RULE_AND_SPECIES_BOUND
    â€¢ Q_MIN_IMPLICIT
    â€¢ Q_UNBOUND

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-rule-6"></a>
RULE
------------------------------------------------------------
Q_UNBOUND â†’ BLOCK

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-5-t-min-binding"></a>
5. T_MIN_BINDING
------------------------------------------------------------
(unchanged)

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-6-8-unchanged"></a>
6â€“8 (unchanged)
------------------------------------------------------------

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-9-d-reuse-policy"></a>
9. D_REUSE_POLICY
------------------------------------------------------------

If an OPERA A result is intended for downstream reuse:

    â€¢ local-only
    â€¢ reusable-with-flags
    â€¢ combinatorially-ready


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-rule-7"></a>
RULE:
No silent reuse without flags and lineage.

============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-vii-minimum-dependency-closure-for-opera-a"></a>
VII. MINIMUM DEPENDENCY CLOSURE FOR OPERA A
============================================================

OPERA A is admissible only if the following dependency closure

is satisfied:

    TENET A
        +
    lawful subject anchoring
        +
    lawful minimum inquiry support
        +
    minimal T support
        +
    AREPO A gating

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-lawful-subject-anchoring"></a>
LAWFUL SUBJECT ANCHORING
------------------------------------------------------------
(see SUBJECT_BINDING states)

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-lawful-minimum-inquiry-support"></a>
LAWFUL MINIMUM INQUIRY SUPPORT
------------------------------------------------------------
(see Q_MIN_BINDING states)

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-minimal-q-support"></a>
MINIMAL Q SUPPORT
------------------------------------------------------------
Must be TENET E-compatible.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-rule-8"></a>
RULE
------------------------------------------------------------
Minimal closure must be K-aware and E-aware.

============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-viii-execution-path-types"></a>
VIII. EXECUTION PATH TYPES
============================================================

AREPO A recognizes six lawful path types.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-path-1-reference-only"></a>
PATH 1 â€” REFERENCE_ONLY
------------------------------------------------------------
(unchanged)

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-path-1a-minimal-direct-a-path"></a>
PATH 1A â€” MINIMAL_DIRECT_A_PATH
------------------------------------------------------------
Direct minimal execution without S/Q lineage.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-path-2-s-q-supported-contraction-path"></a>
PATH 2 â€” S/Q-SUPPORTED_CONTRACTION_PATH
------------------------------------------------------------
Requires partial S or Q support.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-path-3-refined-contraction-path"></a>
PATH 3 â€” REFINED_CONTRACTION_PATH
------------------------------------------------------------
(unchanged baseline refined)

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-path-3a-fully-refined-a-path"></a>
PATH 3A â€” FULLY_REFINED_A_PATH
------------------------------------------------------------
Full S + Q + T lineage.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-path-4-downstream-reuse-path"></a>
PATH 4 â€” DOWNSTREAM_REUSE_PATH
------------------------------------------------------------

Requires:

    â€¢ subject lineage
    â€¢ inquiry lineage
    â€¢ flags preserved

============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-xiii-rule-e-requirement-updated"></a>
XIII. RULE-E REQUIREMENT (UPDATED)
============================================================

TENET E required for rule structure.
TENET R required for strong species closure.

No silent escalation to TENET R.

============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-xiv-validity-states-updated"></a>
XIV. VALIDITY STATES (UPDATED)
============================================================

    â€¢ REFERENCE_ONLY
    â€¢ ADMISSIBLE_MINIMAL
    â€¢ ADMISSIBLE_SQ_SUPPORTED
    â€¢ ADMISSIBLE_REFINED
    â€¢ ADMISSIBLE_DEGRADED
    â€¢ ADMISSIBLE_PROVISIONAL
    â€¢ BLOCKED

============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-xv-routing-flags-updated"></a>
XV. ROUTING FLAGS (UPDATED)
============================================================

+ lineage flags added:

    â€¢ A_SUBJECT_LINEAGE_MISSING
    â€¢ A_Q_LINEAGE_MISSING
    â€¢ A_S_NOT_RUN
    â€¢ A_Q_NOT_RUN
    â€¢ A_D_READY_CONDITIONAL

============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-xvi-xxiv-integrated"></a>
XVIâ€“XXIV (INTEGRATED)
============================================================


All sections updated to enforce:

    â€¢ K-aware anchoring
    â€¢ E-aware inquiry discipline
    â€¢ lineage preservation
    â€¢ D-stack safe reuse constraints
    â€¢ no silent TENET R escalation
    â€¢ no S/T/E collapse

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-final-structural-consequence"></a>
FINAL STRUCTURAL CONSEQUENCE
------------------------------------------------------------


AREPO A now enforces:

    A-admissibility â‰  D-readiness


Full pipeline requirement becomes:


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-s-q-a-arepo-a-gating-d"></a>
    S â†’ Q â†’ A â†’ (AREPO A gating) â†’ D
============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-xxv-multi-opera-coexistence-law"></a>
XXV. MULTI-OPERA COEXISTENCE LAW
============================================================


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-purpose"></a>
PURPOSE
------------------------------------------------------------

AREPO A governs coexistence of multiple OPERA artifacts inside
STACK A.


STACK A currently registers:

    - IDX-A-OPERA
    - IDX-A-OPERA-MINOR
    - IDX-A-OPERA-AX


Objective:


    permit multiple OPERA A artifacts to coexist without:

        - authority conflict
        - execution ambiguity
        - hidden substitution
        - silent fallback
        - OPERA simulation from names

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-multi-opera-coexistence"></a>
MULTI-OPERA COEXISTENCE
------------------------------------------------------------

AREPO A may permit multiple OPERA artifacts inside STACK A

only when each OPERA declares:

    - artifact_id
    - file
    - version
    - scope
    - input contract
    - output contract
    - dependencies
    - admissibility conditions
    - failure conditions


Rule:

    Multiple OPERA A artifacts may coexist.

    No OPERA A artifact may substitute another.


Formal:

    OPERA_A_SET :=
        {
            IDX-A-OPERA,
            IDX-A-OPERA-MINOR,
            IDX-A-OPERA-AX
        }


    For each op in OPERA_A_SET:

        op.identity = artifact_id


    not:

        op.identity = name
        op.identity = letter
        op.identity = scope summary

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-authority-locality"></a>
AUTHORITY LOCALITY
------------------------------------------------------------


All OPERA A variants remain bound to:

    - TENET A
    - ROTAS A
    - AREPO A
    - SATOR A


Declared authority for OPERA A variants must be:

    TENET A / AREPO A

If an OPERA A variant internally uses T, K, E, or I carriers,

this must be declared as:

    local execution dependency


not:

    declared authority


Prohibition:


    OPERA A must not claim direct authority from:

        - TENET T
        - TENET K
        - TENET E
        - TENET I

    unless a separate cross-stack admission contract exists.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-specialization"></a>
SPECIALIZATION
------------------------------------------------------------


Specialized OPERA A artifacts may exist as:

    - subset engines
    - full engines
    - diagnostic engines
    - constrained execution kernels


A specialization is valid only if:

    - it narrows scope explicitly
    - it does not redefine TENET A
    - it does not override base OPERA A
    - it does not silently expand into another OPERA


Example:

    OPERA A CORE FIELD [B,C,D]


is valid only as:

    specialized Stack A OPERA over declared carrier subset


not as:

    replacement for full OPERA A.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-execution-selection"></a>
EXECUTION SELECTION
------------------------------------------------------------


When user requests:

    execute OPERA A

AREPO A must not infer which OPERA A variant is intended if
multiple admissible OPERA A artifacts exist.


Allowed responses:

    - execute explicitly named artifact_id
    - ask binding clarification
    - return OPERA_BINDING_AMBIGUOUS


Clarification format:


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-do-you-mean"></a>
    DO YOU MEAN:

        - IDX-A-OPERA
        - IDX-A-OPERA-MINOR
        - IDX-A-OPERA-AX


Prohibition:

    - no default to newest
    - no default to full engine
    - no default to base engine
    - no selection from title semantics

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-routing"></a>
ROUTING
------------------------------------------------------------

AREPO A must route execution by artifact_id.


Routing input:

{
    requested_opera_id,
    stack: A,
    request_scope,
    input_payload
}


Routing validation:

valid_route(request) <=>

    requested_opera_id in OPERA_A_SET
    AND artifact_registered(requested_opera_id)
    AND scope_compatible(request_scope, requested_opera_id)
    AND input_contract_satisfied
    AND no_binding_ambiguity


If invalid:

    execution blocked.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-scope-compatibility"></a>
SCOPE COMPATIBILITY
------------------------------------------------------------

AREPO A must verify that request scope matches OPERA scope.


Examples:

    Request over B,C,D only:
        may route to IDX-A-OPERA-MINOR


    Request over full REGIMEN_A:
        may route to IDX-A-OPERA-AX


    Ambiguous request:
        must ask clarification


Rule:

    Scope compatibility permits routing.

    Scope compatibility does not imply execution.


Execution still requires:

    - artifact loading
    - input contract satisfaction
    - AREPO A admission

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-non-substitution"></a>
NON-SUBSTITUTION
------------------------------------------------------------

No OPERA A variant may act as fallback for another.


Forbidden:

    - OPERA A Minor substitutes OPERA A Full
    - OPERA A Full silently substitutes OPERA A Minor
    - base OPERA A silently absorbs specialized OPERA A
    - specialized OPERA A redefines base OPERA A


If requested artifact is unavailable:


    return:

        OPERA_NOT_AVAILABLE


not:

    execute another OPERA A.

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-mixture-discipline"></a>
MIXTURE DISCIPLINE
------------------------------------------------------------


If OPERA A variant uses non-A carriers internally:

    - T carriers
    - K substrates
    - E/RQ rules
    - I mixture discipline

then AREPO A must require explicit declaration inside the
artifact.


These dependencies are:

    internal execution dependencies


not:

    authority sources


Required declaration form:


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-may-utilize"></a>
    MAY UTILIZE:
        <stack/regime>


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-under"></a>
    UNDER:
        TENET I MIXTURE DISCIPLINE


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-without"></a>
    WITHOUT:
        authority transfer

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-output-contract"></a>
OUTPUT CONTRACT
------------------------------------------------------------


Each OPERA A variant must emit output identifying:

    - artifact_id executed
    - version executed
    - scope executed
    - AREPO admission reference
    - SATOR mediation target

Output must not collapse variant identity.


Failure:

    output_identity_loss
    variant_collapse
    untraceable_execution

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-failure-conditions"></a>
FAILURE CONDITIONS
------------------------------------------------------------


AREPO A must block execution under:

    - opera_binding_ambiguous
    - requested_opera_unregistered
    - scope_mismatch
    - input_contract_failure
    - hidden_cross_regime_authority
    - variant_substitution_attempt
    - undeclared_internal_dependency
    - artifact_not_loaded
    - execution_from_index_summary


Any failure:

    -> BLOCK EXECUTION
    -> REQUIRE CLARIFICATION OR CONTROL-PLANE REVIEW

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-system-index-routing-requirement"></a>
SYSTEM_INDEX ROUTING REQUIREMENT
------------------------------------------------------------


SYSTEM_INDEX must register OPERA A variants as separate entries:

    IDX-A-OPERA
    IDX-A-OPERA-MINOR
    IDX-A-OPERA-AX

Each entry must include routing-only role fields.

No entry may include enough procedural detail to simulate
execution.


Each entry must point to actual file:

    - 02_STACK_A/OPERA_A_ExecutionMechanism.md
    - 02_STACK_A/OPERA_AMinor_ExecutionMechanism.md
    - 02_STACK_A/OPERA_Ax_ExecutionMechanism.md

------------------------------------------------------------


<a id="local-section-02-stack-a-arepo-a-inputadmissibility-final-law"></a>
FINAL LAW
------------------------------------------------------------


AREPO A admits OPERA A execution only when:

    - OPERA artifact is explicitly selected
    - artifact_id is registered
    - scope is compatible
    - input contract is satisfied
    - artifact content is loaded
    - no variant substitution occurs


Formula:

multi_opera_admission(op, request) <=>

    registered(op)
    AND op in OPERA_A_SET
    AND explicit_binding(op)
    AND scope_compatible(op, request)
    AND input_contract_satisfied(op, request)
    AND no_substitution
    AND artifact_loaded(op)


Final assertion:

    Multiple OPERA A artifacts may coexist.

    Only explicitly bound OPERA A artifacts may execute.

============================================================
END OF AREPO A â€” PATCHED VERSION
============================================================

