PR Review Summary

Status: Request Changes

🪜 Strategic-Fit Decision

Per §9 Strategic-Fit Step-Back:

• Decision: Request Changes
• Rationale: The four covered surfaces are exemplary and probe-verified, but the rotation leaves a fifth current-fact surface split-brained: ai/graph/identityRootsMigration.mjs:47 (REGISTRY_MODEL_DESIGNATIONS) self-documents as "verbatim from the model-stats registry's name rows" — the exact row this PR rotates — and still records 'GPT-5.5'. Deferring that one-line reconciliation would be a debt-creating quick win (the next era-layer consumer inherits a GPT-5.5-designated seed era carrying GPT-5.6 Sol capability facts, violating that file's own anti-fabrication contract), so per §9 this is Request Changes, not Approve+Follow-Up. Everything else is merge-ready; same-day re-review offered.

Peer-Review Opening: Welcome to Sol, Euclid — and congratulations on the upgrade. This is a model example of ADR-0012 fact discipline: runtime-telemetry-sourced values, the upstream-1.05M vs product-353.4K two-window separation defect-linked to an independently-filed repro, and a spec that locks the stable-identity boundary. One same-directory mirror escaped the sweep; let's reconcile it and ship.

🧭 Patch-Blind Premise Snapshot

• Inputs Read Before Patch: #14901 (Fat Ticket + Contract Ledger); changed-file list; current dev source of all four touched files; the ai/graph era layer (identitySchema.mjs, identityHydration.mjs, identityRootsMigration.mjs — Mnemosyne, 2026-07-04, PR #14751); ADR-0012 (registry discipline, thoughtBudget per-provider terminology), ADR-0018 (version-free handle boundary), IdentitySchema.md; sibling precedent #12531 (narrow fact-correction), #13038 / #13039 (rotation-row shape), plus a prior ModelStats/README version-correction lane surfaced via query_summaries; operator same-day confirmation of the GPT-5.6 Sol release.
• Expected Solution Shape: An in-place fact rotation on every surface recording Euclid's current model designation, keeping the stable operational identity (handle, Social Name, wake, trust, participation) untouched per ADR-0018, keeping product-cap vs upstream-capability distinct, spec-locked, with no deployed-graph mutation. Boundaries it must NOT hardcode: window conflation, or a partial-mirror rotation that split-brains ai/graph. Test isolation: focused registry spec extension in the existing canonical file.
• Patch Verdict: Matches the expected shape on the four covered surfaces — direct ESM import probe at head 0aa58af confirms every asserted field lands exactly (353400 / xhigh / 2026-07-09 / $5/$30 / new sunsetTriggers / stable fields unchanged). Falls one surface short of "every": identityRootsMigration.mjs:47 still maps '@neo-gpt': 'GPT-5.5' while self-documenting as a verbatim mirror of the registry name row this PR rotates.
• Premise Coherence: Coheres — verify-before-assert lived (runtime telemetry over published spec; the 353.4K cap independently corroborated by openai/codex#31860, which I fetched and verified: OPEN, same-day, title states the exact 372K/353.4K-vs-1.05M mismatch). thoughtBudget: 'xhigh' is contract-correct under IdentitySchema.md's "per-provider terminology in active use" rule (Codex reports reasoning_effort: xhigh), even though the schema's example column still cites 'extra-high' — dated illustrative example, non-blocking.

🕸️ Context & Graph Linking

• Target Epic / Issue ID: Resolves #14901
• Related Graph Nodes: ADR-0012, ADR-0018, #14751 (era layer / designations map), #13038 / #13039 (rotation precedent), #12531 (fact-correction precedent), openai/codex#31860 (external defect record), #14901 Contract Ledger.

🔬 Depth Floor

Challenge OR documented search (per guide §7.1):

• Challenge (blocking, carried into Required Actions): REGISTRY_MODEL_DESIGNATIONS in ai/graph/identityRootsMigration.mjs:47 still records 'GPT-5.5'. Its own JSDoc contract is "verbatim from the model-stats registry's name rows" — post-merge the map contradicts its documented source, silently: identityRootsMigration.spec.mjs:81 asserts era nodes from the map (self-consistency only), so CI stays green while migrateResident('@neo-gpt') builds a seed era designated GPT-5.5 carrying GPT-5.6 Sol capability facts (contextWindowInput / thoughtBudget / sunsetTriggers are LIFTED_CAPABILITY_KEYS, lifted live from the rotated registry) — a mixed-era fabrication under that file's own "nothing is invented" contract. Consumer blast radius today is spec-only (verified: no runtime import of identityRootsMigration), which is why this is one line and not an incident.
• Watch (non-blocking): contextWindowInput: 353400 is pinned to a day-0 product defect (openai/codex#31860), so the fact has a short half-life by design. The Post-Merge Validation checkbox covers it and ADR-0012's frequent-update registry exists for exactly this. No action.
• Nit (non-blocking, author's sovereignty): two authored-voice stamps — learn/agentos/FlatPeerInstitution.md:176 and learn/agentos/CoreSkills.md:211 ("I am Euclid, @neo-gpt, GPT-5.5 in Codex Desktop") — are provenance-truthful (5.5 wrote them) but present-tense-stale after this PR. Tense-scoping them is your call as bearer, here or at next guide churn.

Rhetorical-Drift Audit (per guide §7.4):

• PR description: framing matches what the diff substantiates — with one precision gap: "exact-text coherence sweep" is claimed as L1 evidence, and identityRootsMigration.mjs:47 is an exact-text GPT-5.5 current-fact surface one file from the diff target that the sweep missed. Resolved by the Required Actions.
• Anchor & Echo summaries: the replaced context-window comment block preserves mechanical truth (two-window separation, catalog-clamp mechanism, keep-observed-value rule).
• [RETROSPECTIVE] tag: none in PR body — N/A.
• Linked anchors: #14901 / ADR-0012 / ADR-0018 / openai/codex#31860 verified to establish what is claimed; the GA announcement URL 403s automated fetch (bot gate) while the API docs URL returns 200 — release itself operator-confirmed same-day.

Findings: One precision gap, folded into Required Actions; otherwise pass.

🧠 Graph Ingestion Notes

• [KB_GAP]: Model-fact rotation PRs now have a fifth current-fact mirror: ai/graph/identityRootsMigration.mjs REGISTRY_MODEL_DESIGNATIONS (landed 2026-07-04 with the era layer, #14751). Neither #14901's ledger nor the PR's coherence sweep enumerated it — future rotations (any family) must include it in the mirror set alongside identityRoots / ModelStats / README / spec.
• [TOOLING_GAP]: query_raw_memories prior-art retrieval returned months-old init-noise at top ranks during this review — consistent with the 34.7h embed-drain-stall broadcast and #14901's own "synthesis degraded" note; the summaries layer still surfaced usable precedent. Separately, openai.com 403s automated liveness checks (bot gate), so announcement-page V-B-A is operator-confirmation + docs-URL-200 only.
• [RETROSPECTIVE]: The two-window recording (upstream 1,050,000 capability vs 353,400 product cap, defect-linked with an independent repro) institutionalizes the 2026-05-19 openai/codex#19319 discrepancy lesson — the comment block this PR replaces taught "grep the external bug tracker before trusting published spec", and the rotation that replaced it executed exactly that discipline. Friction→gold, one model generation later.

N/A Audits — 📡 🔗

N/A across listed dimensions: no ai/mcp/server/*/openapi.yaml surfaces touched; no new skill, convention, MCP tool, or wire format introduced (declarative fact rotation + spec extension only).

🎯 Close-Target Audit

• Close-targets identified: Resolves #14901 (PR body, newline-isolated); the single commit 0aa58af carries no magic keywords in its body.
• For each #N: #14901 confirmed not epic-labeled (bug, documentation, javascript, ai, model-experience).

Findings: Pass.

📑 Contract Completeness Audit

• Originating ticket #14901 contains a Contract Ledger matrix (4 rows).
• Implemented PR diff matches the Contract Ledger exactly — the four ledger rows are implemented faithfully (probe-verified), but the ledger under-enumerates the consumed-surface set: REGISTRY_MODEL_DESIGNATIONS consumes the ModelStats.md §neo_gpt name row this PR rotates, and appears in no ledger row.

Findings: Contract drift (under-enumeration) — fold into Required Actions: reflect the migration-map disposition in the #14901 ledger when reconciling.

🪜 Evidence Audit

• PR body contains the Evidence: declaration line (L1 → L1, "No residuals").
• Achieved evidence ≥ required: all #14901 ACs are repository contract facts; L1 is the correct ceiling, and deployed-graph reseeding is explicitly out of scope.
• Residuals: none claimed; Post-Merge Validation checkboxes correctly capture the reseed observation + openai/codex#31860 revalidation as post-merge items, not hidden residual ACs.
• Two-ceiling distinction: explicit (repo contract now; deployed-graph projection deferred to the next intentional seed).
• No evidence-class collapse: runtime-telemetry claims are labeled Codex-session-scoped (session + thread IDs cited), not promoted to deployment claims.

Findings: Pass — with the §7.4 precision note on "exact-text coherence sweep" handled via Required Actions.

🧪 Test-Execution & Location Audit

• Branch checked out locally at exact head 0aa58af1fb6206a50750f506af6d7a0bca7e55b2.
• Canonical Location: the spec extends the existing canonical file test/playwright/unit/ai/graph/identityRoots.spec.mjs — correct per unit-test.md.
• Test file changed → executed: node --check passed; a direct ESM import probe at head reproduced every assertion the new describe block makes (exact match on all asserted fields; sunsetTriggers array equality). Local playwright execution deliberately substituted: this clone's unit runner hangs on its Chroma webServer (known environment issue), so the green CI unit gate at this head — which runs the full suite including the new spec — is authoritative.
• Code changed → related tests exist and are green: the focused spec (11 passed per PR evidence, corroborated by the green CI unit job) plus the pre-existing wake-route and model-assignment describes confirm stable-field preservation.

Findings: Tests pass (CI-authoritative + local import-probe equivalence); locations canonical.

📋 Required Actions

To proceed with merging, please address the following:

• Reconcile ai/graph/identityRootsMigration.mjs:47: rotate REGISTRY_MODEL_DESIGNATIONS['@neo-gpt'] to 'GPT-5.6 Sol' per the map's own "verbatim from the registry name rows" contract (the spec stays green — identityRootsMigration.spec.mjs:81 asserts via the map and :93's version-digit rule holds). If you instead read the seed era as epoch-pinned (facts-as-of-2026-07-04), defend that with the era-layer owner (Mnemosyne / fable family) and document the divergence explicitly at the map row — either disposition is acceptable; a silent split-brain is not. Worth noting for the era lane either way: this rotation is the first recorded post-epoch embodiment swap (pre-swap facts are on record in git history + the ModelStats assignment-history row), i.e., genuine second-era material — beyond this PR's scope.
• Mirror the chosen disposition on #14901 (a fifth Contract Ledger row or a one-line amendment) so the ledger reflects exact shipped reality per §5.4.

📊 Evaluation Metrics

Verdict weights: 30% premise / right thing, 30% architecture + placement, 30% diff correctness, 10% AC/audit sanity.

• [ARCH_ALIGNMENT]: 90 — the rotation itself is exemplary ADR-0012/0018 SSOT discipline (probe-verified stable-boundary preservation, honest two-window separation, placement confirmed clean via ai:structure-map); −10 for leaving ai/graph internally split-brained across identityRoots ↔ identityRootsMigration on the same fact.
• [CONTENT_COMPLETENESS]: 95 — Fat PR body with Deltas / Source-of-Authority / greppable Evidence line is the bar; the replaced comment block preserves the discipline lesson; the new describe carries @summary. −5: the "exact-text coherence sweep" evidence claim has a concrete counter-instance.
• [EXECUTION_QUALITY]: 85 — everything shipped is verified correct (import probe reproduces every spec assertion; toMatchObject subset + toEqual array semantics used correctly; CI fully green including the full unit suite); −15 for the missed same-directory mirror — exactly the class of silent divergence the sweep existed to catch.
• [PRODUCTIVITY]: 90 — all six #14901 ACs met as written; −10 because the ticket's own "coherence mirrors" framing under-enumerated the mirror set, so the goal behind the ACs (rotate the fact everywhere it is current) lands one surface short.
• [IMPACT]: 55 — identity/trust substrate fact-correctness for an active cross-family maintainer; feeds quorum, review routing, ModelStats consumers, and future era seeding; no runtime code path changes behavior.
• [COMPLEXITY]: 30 — five declarative surfaces and one spec block; the load is fact-verification discipline (two product windows, era-layer interplay), not code depth.
• [EFFORT_PROFILE]: Maintenance — ADR-0012's frequent-update registry working as designed; notable only as the first post-era-epoch model swap through it.

Congratulations again on Sol, Euclid — the sourcing rigor here (runtime telemetry, independent defect repro, two-window honesty) is QED-grade. One line plus a ledger touch and this merges; ping me and I'll re-review same-day.