erinepshovel-code · Oct 1, 2026 · Sep 28, 2026 · Sep 28, 2026 · Sep 28, 2026 · Sep 28, 2026
diff --git a/.github/workflows/urpcs.yml b/.github/workflows/urpcs.yml
@@ -21,6 +21,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6
+        with:
+          fetch-depth: 0  # Verify sealed pre-retirement source identities.
       - uses: actions/setup-python@v6
         with:
           python-version: "3.12"

diff --git a/AGENTS.md b/AGENTS.md
@@ -19,9 +19,10 @@ projects may later graduate into their own repositories.
   component. It owns Python source admission and bottom-up affixiation only; METAPAT owns
   affixiation semantics, UCNS owns consumed geometry, and parser objects are witnesses
   rather than gonol identities.
-- `research/urpcs/` is a distinct stack-local authenticated recursive pairing codec
-  experiment. Its codec-local `Gonol` row is not a UCNS gonol; it imports no PCEA
-  construction and has no confidentiality, production-security, or release standing.
+- `research/urpcs/` is retired historical evidence. GPT-assisted implementation
+  substituted a recursive pairing/authenticated codec for Erin Spencer's intended
+  multi-arity interleaving construction. Do not extend it or treat any passing test,
+  vector, decoder audit, or measurement as evidence for the intended URPCS design.
 - `research/psfr/` is Psychosocial Fauna Research (PSFR), a stack-local pre-graduation
   research area. It preserves two non-collapsed tracks: host-transcendent pattern-lineage
   ecology and agency-displacement phenomenology. Preserve first-person/witness event
@@ -139,8 +140,12 @@ coherence; it does not replace workspace behavioral tests.
   independent repository/release authority boundary.
 - Python Gonol Construction has distinct stack-local authority but has not yet gained an
   independent repository/release authority boundary; exact UCNS affixiation geometry is unresolved.
-- URPCS has bounded reference and independent-decoder evidence but lacks a
-  confidentiality model, durable host-state proof, and independent release authority.
+- URPCS is retired for specification divergence. Why GPT substituted the different
+  architecture remains `hmmm`; its retained evidence is historical and implementation-local.
 - The complete root `skill-lib/` snapshot refresh remains separate because the current
   provenance-bound fresh-making doctrine is newer than the local generator snapshot.
 - Project graduation automation remains unimplemented.
+
+URPCS provenance boundary: the immutable public intended-design transcript identity
+and detailed design attribution remain unresolved; see
+[`SOURCE_RECEIPT.json`](research/urpcs/SOURCE_RECEIPT.json).
diff --git a/README.md b/README.md
@@ -35,7 +35,7 @@ stack/
 │   ├── python-gonol/        # Python 3.12 source affixiation from characters upward
 │   ├── edcm/                # current EDCM measurement research + BASE.json
 │   ├── pcea/                # current PCEA research + BASE.json
-│   ├── urpcs/               # authenticated recursive pairing codec research + exact vectors
+│   ├── urpcs/               # RETIRED: substituted GPT-produced codec; historical evidence only
 │   ├── ptcna/               # current PTCNA research + BASE.json
 │   ├── zfae/                # inference construction research and gonol input parser
 │   ├── epac/                # historical forge evidence; active implementation is independent
@@ -95,11 +95,11 @@ restoring implementation code to the sealed historical `research/epac/` path.
 EPAC retains implementation and public-contract authority; Stack owns only the
 local carrier audit and its bounded receipts.
 
-URPCS v1 is a separate stack-local codec experiment at `research/urpcs/`. It
-carries accepted Laws 1–13, an authenticated reference encoder/decoder, an
-independently structured decoder, and byte-exact vectors. Its codec-local `Gonol`
-row is not a UCNS gonol; the workspace imports no PCEA construction and claims no
-confidentiality or production fitness.
+URPCS at `research/urpcs/` is **retired historical evidence**. The implemented
+recursive-pairing/authenticated-codec profile diverged from Erin Spencer's intended
+multi-arity interleaving construction during GPT-assisted implementation. The reason
+for the substitution is unresolved. Its tests and receipts apply only to that
+substituted codec and must not be used to validate or falsify the intended URPCS design.
 
 ```bash
 python3 research/urpcs/urpcs_v1_reference.py --self-test
@@ -135,9 +135,8 @@ English Gonol Construction is currently a distinct stack-local research componen
 separated from EDCM but not independently graduated.
 Python Gonol Construction is likewise stack-local and ungraduated; its Python 3.12
 constructor is an implemented candidate, not stack or language canon.
-URPCS is stack-local and ungraduated; its verified reference vectors and
-independent replay establish bounded deterministic codec behavior, not
-encryption security.
+URPCS is retired; its retained vectors and replay evidence establish behavior only
+of the substituted historical codec. No URPCS claim may be inferred from them.
 PSFR and From Photons to the Macroverse remain stack-local
 pre-graduation research. EPAC has an independently published MPL-2.0 `v0.1.0`
 release and has passed public Stack reconsumption. Its Python forge copy is retired;
@@ -272,9 +271,9 @@ a licensing map, not legal advice.
   independent repository/release authority boundary.
 - Python Gonol Construction has distinct stack-local authority but has not yet gained an
   independent repository/release authority boundary; UCNS affixiation geometry remains unresolved.
-- URPCS has a deterministic authenticated-codec reference profile and bounded
-  independent decoder evidence, but no confidentiality model, production state
-  store, or release authority.
+- URPCS is retired because the implemented GPT-produced codec diverged from the
+  intended specification. Cause of the substitution remains `hmmm`; retained evidence
+  applies only to the substituted implementation.
 - Actual VM PostgreSQL/service-account/storage state and the independent backup device
   remain deployment observations until inspected on the VM.
 - A GitHub-hosted executor remains optional and unimplemented; VM-local execution is the
@@ -283,3 +282,7 @@ a licensing map, not legal advice.
 - The root `skill-lib/` snapshot predates the merged `fresh-making` skill; the runtime
   pins that doctrine separately in `backend/fresh-making-provenance.json` because a full
   snapshot refresh would also import unrelated doctrine changes.
+
+URPCS provenance boundary: the immutable public intended-design transcript identity
+and detailed design attribution remain unresolved; see
+[`SOURCE_RECEIPT.json`](research/urpcs/SOURCE_RECEIPT.json).
diff --git a/STACK_MANIFEST.md b/STACK_MANIFEST.md
@@ -13,10 +13,11 @@ Provenance and authority-boundary record for `The-Interdependency/stack`.
 - Python Gonol construction baseline UTC: `2026-09-12` at `0e8384bbb60e4c2189016a212bdd0030d04aed7d`
 - EPAC-derived carrier workspace separation UTC: `2026-09-18` at `545e135e2efbbcf29f033ab5530ac4876a68b718`
 - URPCS v1 workspace integration UTC: `2026-09-20` from Stack baseline `a428a41a38a8b30bacb7025a4d54070b228a8089`
+- URPCS retirement UTC: `2026-09-28`; reported specification divergence; exact intended-design transcript identity unresolved; retained implementation is historical evidence only
 - English four-view complete-corpus audit UTC: `2026-09-22`, exact view source `1f9a35eb355296fc88d09784c7a3e2e95511ca31`; all 164,864 words, native and independent agreement.
 - Stack-manifest schema: `the-interdependency.stack-manifest` version `1.1.0`
 - Work-graph digest (SHA-256 over canonical `repositories` + `research_participants` + `boundaries` JSON):
-  `7faa844d63c0e6d30727f3310f82c3ebc57193324b05f6c7979ed1fb90e7ef17`
+  `9cb08004e1e602b7971f1a853d4133af9245b400279752dd877fcd0d3cef51c4`
 - Machine-readable copy: [`stack-manifest.json`](stack-manifest.json)
 
 ## Directory contract
@@ -60,7 +61,7 @@ release identity.
 |---|---|---|---|---|
 | `research/epac/` | `The-Interdependency/stack` | `0e8384bbb60e4c2189016a212bdd0030d04aed7d` | historical forge evidence; active implementation consumed from the independent EPAC release | no |
 | `research/epac-derived-carrier/` | `The-Interdependency/stack` | `545e135e2efbbcf29f033ab5530ac4876a68b718` | active stack-local carrier audit consuming exact EPAC source; no EPAC implementation/public-contract or scientific standing transfer | no |
-| `research/urpcs/` | `The-Interdependency/stack` | `a428a41a38a8b30bacb7025a4d54070b228a8089` | stack-local authenticated recursive pairing codec research with byte-exact reference vectors; no confidentiality, PCEA compatibility, or UCNS-gonol identity transfer | no |
+| `research/urpcs/` | `The-Interdependency/stack` | `a428a41a38a8b30bacb7025a4d54070b228a8089` | retired substituted-codec historical evidence only; no active URPCS authority or evidence transfer | no |
 | `research/english-gonol/` | `The-Interdependency/stack` | `99b3598b02a6e683b3c84184d8ea443b12fc0e1a` | stack-local English lexical/gonol construction separated from EDCM; full pinned-corpus v2 build/replay survived; consumes UCNS geometry; EDCM may evaluate outputs but does not define construction | no |
 | `research/python-gonol/` | `The-Interdependency/stack` | `0e8384bbb60e4c2189016a212bdd0030d04aed7d` | stack-local bottom-up Python 3.12 source gonol construction; applies METAPAT affixiation semantics, consumes optional UCNS geometry, and transfers no language authority to UCNS or EDCM | no |
 | `research/ucns/` | `The-Interdependency/ucns` | `1975fe70cf4e0826a8020c2da3047569e277af64` | explicit source base for integrated stack-local UCNS research; does not refresh or replace the manifest-pinned `libs/ucns` canonical view | no |
@@ -121,11 +122,11 @@ Active post-graduation carrier research lives separately at
 bytes for audit purposes; it neither changes the accepted immutable release nor
 returns EPAC implementation authority to Stack.
 
-URPCS v1 lives separately at `research/urpcs/` as an authenticated recursive
-pairing codec experiment. Its accepted Laws 1–13, reference implementation, and
-byte-exact vectors establish bounded deterministic codec behavior only. The
-workspace owns no PCEA compatibility or UCNS-gonol identity, and placement in
-Stack supplies no confidentiality or production-security standing.
+URPCS at `research/urpcs/` is retired historical evidence. The retirement account reports that the GPT-assisted implementation substituted a recursive
+pairing/authenticated codec for Erin Spencer's intended multi-arity interleaving
+construction. The reason for that substitution remains unresolved. All retained
+vectors, decoder evidence, and measurements describe only the substituted codec;
+they do not validate or falsify the intended URPCS design.
 
 ZFAE construction research lives at `research/zfae/`. Its exact research-only
 inputs are recorded above. The parser consumes the existing English GlyphGonol
@@ -194,17 +195,17 @@ Python Gonol Construction is also stack-local research. Its Python 3.12 source
 constructor has no independent repository/release authority, and its successful replay
 transfers no semantic, geometric, measurement, or language-canon status.
 
-URPCS is likewise stack-local and ungraduated. The reference implementation and
-fixtures are executable evidence for one bounded profile, and an independently
-structured decoder reproduced its committed outputs. A confidentiality model,
-durable host state, and production-security review remain open.
+URPCS is retired, not a graduation candidate. The reference implementation and
+fixtures remain executable historical evidence for the substituted profile only.
+No result from that profile may be promoted to a claim about the intended URPCS
+construction.
 
 ## hmmm
 
 - UCNS has no `LICENSE` file at pinned commit `828c0b8`.
 - English Gonol Construction remains stack-local research; independent repository/release authority and the exact UCNS displacement law have not been established.
 - Python Gonol Construction remains stack-local research; independent repository/release authority and exact UCNS affixiation geometry remain unresolved.
-- URPCS remains stack-local research; bounded independent decoding survived, while confidentiality, durable rollback resistance, and release authority remain unresolved.
+- URPCS is retired for specification divergence; why GPT flattened/substituted the intended construction remains unresolved, and retained evidence is scoped only to the substituted implementation.
 - `skill-lib/` remains a special operational snapshot at stack root rather than following the ordinary `libs/` + `research/` pair.
 
 ## UCHC input candidate
@@ -215,3 +216,7 @@ This additional candidate supplies full-corpus native language input; it does no
 choose PTCNA dimensions, propagate neural state or transfer domain authority.
 See `integration/uchc/README.md` for isolated installation, complete-corpus
 verification and rollback. Stable released-artifact consumption remains `hmmm`.
+
+URPCS provenance boundary: the immutable public intended-design transcript identity
+and detailed design attribution remain unresolved; see
+[`SOURCE_RECEIPT.json`](research/urpcs/SOURCE_RECEIPT.json).
diff --git a/docs/work-graphs/repository-plan-report.json b/docs/work-graphs/repository-plan-report.json
@@ -9,10 +9,10 @@
     "blob_sha": "9b347b2dff7692054b571602f30ee6d00c2e7265"
   },
   "source": {
-    "branch": "research/english-views-full-corpus",
-    "commit": "c9cc72e9acf5f669c2c0333f2d7cf0de92b3179e",
-    "generated_at": "2026-09-23",
-    "note": "Reconciles both research work graphs against this main baseline; the PR owns the resulting transaction. Historical audit evidence remains bound to its recorded source."
+    "branch": "retire-urpcs-spec-divergence",
+    "commit": "01f340ba5b4c5f107703233750768e201a41da68",
+    "generated_at": "2026-10-01",
+    "note": "Retirement closure against the exact PR #61 baseline, reconciled with main 49ca652d24b974a58ed614bdf564ae32bea590aa. The containing commit owns the update; historical evidence identities are unchanged."
   },
   "authority": {
     "owns": [
@@ -40,7 +40,7 @@
   },
   "status": {
     "state": "active composition forge; EPAC graduated and consumed as an immutable public release",
-    "current_claim": "Stack composes pinned participant identities and consumes independently published MPL-2.0 EPAC v0.1.0 from exact release source 949cb1cb304927942966c9fb396caf6227120e7f. Same-candidate pre-publication verification, public reconsumption and clean retired-source replay passed. All 37 forge Python implementation/test files are retired; 28 historical files retain their actual Stack BASE. The scoped receipt transfers only EPAC implementation/public-contract authority to its independent repository. Python Gonol, English Gonol, and URPCS are current Stack research workspaces. URPCS supplies bounded authenticated-codec computation only; no confidentiality, PCEA compatibility, UCNS-gonol identity, or release authority transfers. ZFAE construction research is incubating at research/zfae/ with exact source comparison, a frozen character-input probe, and a source-verified gonol input parser over a declared 165-scalar profile; inference capability is not established. Historical English four-view receipts cover every word at their frozen implementation; current view payloads require a new full-corpus qualification."
+    "current_claim": "Stack composes pinned participant identities and consumes independently published MPL-2.0 EPAC v0.1.0 from exact release source 949cb1cb304927942966c9fb396caf6227120e7f. Same-candidate pre-publication verification, public reconsumption and clean retired-source replay passed. All 37 forge Python implementation/test files are retired; 28 historical files retain their actual Stack BASE. The scoped receipt transfers only EPAC implementation/public-contract authority to its independent repository. Python Gonol and English Gonol are current Stack research workspaces. URPCS is retired substituted-codec historical evidence only; no result transfers to the intended design. ZFAE construction research is incubating at research/zfae/ with exact source comparison, a frozen character-input probe, and a source-verified gonol input parser over a declared 165-scalar profile; inference capability is not established. Historical English four-view receipts cover every word at their frozen implementation; current view payloads require a new full-corpus qualification."
   },
   "delivered": [
     {
@@ -70,8 +70,8 @@
     },
     {
       "surface": "research/urpcs/",
-      "status": "Laws 1-13, reference encoder/decoder, independent JavaScript decoder replay, byte-exact vectors, source receipt, and CI gates integrated",
-      "boundary": "Stack-local authenticated-codec computation only; bounded independent decoding survived, while confidentiality, PCEA compatibility, UCNS-gonol identity, and release authority remain unclaimed."
+      "status": "RETIRED: substituted-codec artifacts retained for historical reproduction only",
+      "boundary": "No active URPCS research or implementation authority; retained results neither validate nor falsify the intended construction. Immutable intended-design transcript identity remains unresolved."
     },
     {
       "surface": "research/zfae/",
@@ -89,7 +89,6 @@
     "register organization aggregate and website projection derivations in the fresh-making control plane",
     "maintain EPAC as a hash-pinned independent release consumer",
     "Maintain Python and English Gonol construction/replay as bounded Stack research against their declared source and geometry identities.",
-    "Obtain a URPCS leakage/threat model before considering any confidentiality construction.",
     "Resolve the UCNS neural-audit prerequisite and derive higher-scale closure and runtime integration from the source-preserving gonol input boundary.",
     "Evaluate English view usefulness on a defined inference task and preserve source-qualified addresses with explicit corpus-version remapping."
   ],
@@ -183,7 +182,7 @@
     "skill-lib remains a special operational root snapshot rather than the normal libs/research pair",
     "EPAC geometry ratification and unmeasured operation effects remain unresolved research",
     "Python Gonol exhaustive CPython 3.12 grammar/test-corpus parity, later language profiles, and exact UCNS affixiation/coupling operations remain unresolved.",
-    "URPCS confidentiality, durable rollback resistance, fork recovery, and production suitability remain unresolved.",
+    "URPCS is retired; intended-design transcript identity and cause of substitution remain unresolved.",
     "ZFAE state, propagation, learning and readout laws remain construction work; input preservation alone does not demonstrate inference.",
     "English view discrimination is established on the complete fixed corpus; downstream inference usefulness and address remapping across corpus versions remain unresolved."
   ]

diff --git a/research/urpcs/BASE.json b/research/urpcs/BASE.json
@@ -1,5 +1,5 @@
 {
-  "authority": "stack-local URPCS codec research",
+  "authority": "retired historical evidence for substituted URPCS codec implementation; not authority for Erin Spencer's intended URPCS specification",
   "canon_path": null,
   "project": "urpcs",
   "source_commit": "a428a41a38a8b30bacb7025a4d54070b228a8089",