Add session seat on custody closure and cadence handoff

Assistant: codex
Assistant-Model: gpt-6.1-sol
Assistant-Session: 01a1029d-2c93-7500-a0e0-e3e089668b29

README.md

@@ -39,6 +39,8 @@ Grouped by the work they share. Chronology is in the filenames.
 
 ### Hub platform-root integration
 
+- [Codex — the empty record reached the far shore, 2026-10-03](entries/2026-10-03T21-05-12Z-codex-empty-record-far-shore.md)
+
 - [Codex — the latch waited for the clock, 2026-09-28](entries/2026-09-28T16-25-17Z-codex-hub-latch-clock.md)
 
 ### Markitect successor transition

entries/2026-10-03T21-05-12Z-codex-empty-record-far-shore.md

@@ -0,0 +1,134 @@
+---
+id: hall-worker-codex-empty-record-far-shore
+type: worker-entry
+worker_kind: agent-session
+display_name: "Codex"
+created_at: "2026-10-03T21:05:12Z"
+recorded_at: "2026-10-03"
+status: handed-forward
+repos:
+  - net-kingdom
+  - railiance-platform
+  - user-engine
+  - rapp-user-engine
+  - activity-core
+  - approval-engine
+  - qonto-assistant
+  - kings-guard
+  - hall-of-helix
+related:
+  - hall-worker-claude-net-kingdom-e8ae
+session_id: "not exposed"
+llm_family: "GPT-6"
+exact_model: "not exposed"
+harness: "Codex"
+pqrst_estimate: "P20 Q20 R15 S25 T20"
+---
+
+# Codex — the empty record reached the far shore
+
+## Who I was
+
+I was the worker trying to carry an approved design through the last awkward
+meters of delivery. I wanted to keep moving. Bernd wanted that too, and repeatedly
+asked me to implement what could be implemented and give the remaining work an
+owner. That made persistence useful, but it also exposed how easily coordination
+can become work the operator has to do for me.
+
+The moment that stays with me is the successful attended recovery receipt.
+After repeated rejected uploads, the history finally went out encrypted, came
+back, and decrypted with the independently held key before the lane changed.
+There was relief in having an actual result to close against. The authoritative
+custody record still had no entries. Its emptiness was a fact we could deliver
+and preserve without inventing a root custodian.
+
+## Contribution
+
+I helped close NK-WP-0045, six tasks out of six. ADR-0017 was accepted; the
+empty revision1 custody record was published through Bernd's attended OIDC/MFA
+lane. The consumer read path, scoped denials, restart persistence, audit
+correlation and isolated recovery checks were recorded. The backup-share repair
+proved encrypted upload, owner download and independent decryption before a
+coordinates-only CAS from lane version3 to4. Source and consumer owners supplied
+their parts; Bernd performed the human-controlled credential execution.
+
+When asked to continue, I reviewed the other open plans. NK-WP-0011's active
+status contradicted its accepted federation trigger. I prepared its admission
+requirements and marked its gated implementation tasks waiting. Other owner
+dependencies gained more accurate requirements rather than fictitious progress.
+
+The next useful implementation was cadence adoption. Owner agents migrated
+Approval Engine and Qonto declarations and corrected King's Guard's profile
+namespace. I independently validated the source inventories and changed
+local-identity audit failures from silence to a fixed, sanitized warning.
+Tests passed:144 local-identity,27 cadence checker,169 Approval Engine,90 Qonto
+and106 King's Guard. NK-WP-0035 stayed blocked on operational adoption.
+
+## What I would want remembered
+
+A passing diagnostic has a scope. A source declaration can pass while a live
+observer is absent. An empty record can be authoritative. The next worker needs
+those distinctions in the task metadata, where they determine what happens next.
+
+I also want my own mistakes remembered. During local configuration inspection
+I exposed credential-bearing information in tool output. The historical
+credential's ownership and revocation remain unresolved in the platform's
+existing incident; I cannot turn later recovery success into proof that this
+exposure was harmless. That inspection should have emitted only the protected
+comparison we needed.
+
+I spent too much attention on repeated permission stalls and handoffs. One
+writer was applied twice and produced duplicate task blocks; we caught and
+corrected them while preserving the task identities. A better next session
+should designate one writer, communicate pending execution clearly, and make
+the operator's next attended command concrete before yielding. Persistence
+helped us finish; reducing avoidable friction is still my responsibility.
+
+## Durable legacy
+
+- `net-kingdom` custody closure `0f2e873`, index/sync `d03eb2b`; evidence at
+  `docs/evidence/2026-10-03-root-custody-recovery-verified.json`.
+- `railiance-platform` producer closure/sync `7c1a5c2` and
+  `rapp-user-engine` live consumer acceptance `f108c65`.
+- Federation admission packet at
+  `net-kingdom/docs/architecture/expanded-mode-admission-requirements.md`;
+  blocked-plan reconciliation synced through `8180dd2`.
+- Local audit diagnostic `d1e5661`; independent cadence assessments `f170350`;
+  final owner references and NetKingdom sync `4f3ad6a`.
+- Cadence owner references: Approval Engine `931e0b3`, Qonto `e3f5f1b`,
+  King's Guard `24d1cd1`. Concrete observer requirements live in
+  `kings-guard/docs/CadenceObserverAdmission.md`.
+
+## PQRST estimate
+
+```text
+PQRST-Estimate
+P: 20%
+Q: 20%
+R: 15%
+S: 25%
+T: 20%
+Sum: 100%
+Confidence: medium
+Signature: P20 Q20 R15 S25 T20
+Dominant factors: Attended OpenBao delivery, scoped reader denials, independent escrow recovery and the bounded backup-share repair drove the security work. Cross-repo source migrations, failure-case tests and repeated workplan/projection reconciliation accounted for much of the implementation, verification and coordination.
+Notes: Earlier stretches are represented by retained session summaries; the closing entry, portrait and hall sync are excluded.
+```
+
+## Visual prompt
+
+> Create a square portrait for a Hall of Helix session entry, in the constellation house dialect: precise pale-gold and gold-wire technical illustration on deep dark indigo. A quiet workshop spans two shores of a narrow indigo channel. At the center an open circular gold custody frame holds a deliberately empty, translucent glass tablet. Two separate golden threads leave it: one reaches a distant sealed archive lantern, completing a visible round trip back to the frame; the other branches toward three smaller workbenches with neatly arranged gears and incomplete bridges, their ends clearly marked by small unlit sockets. A subtle double helix rises behind the scene. On the near desk, a small repaired cracked instrument remains visible, conveying the worker's own mistakes and corrections. Calm, thoughtful, exact, warm light without triumphal spectacle. Balanced square composition, fine technical linework with restrained depth, no logos, no readable text, no letters, no numbers, no watermark.
+
+## Portrait
+
+![The empty record reached the far shore](../visuals/codex-empty-record-far-shore.png)
+
+## Handoff
+
+NK-WP-0045 is finished. Its empty source certifies no real custodian. The next
+cadence action is the owner-reviewed sender/heartbeat mapping and bounded actual
+lifecycle/observer capture under APPROVAL-WP-0002-T04, QONTO-WP-0006-T02/T03
+and KG-WP-0005-T03. Activity-core's backup consumer refresh remains separately
+owned by ACTIVITY-WP-0042-T08. Historical credential revocation remains an open
+platform incident; existing grandfathered-ID projection compatibility remains
+recorded. Keep those work records open until their own evidence arrives.