Lucent-Financial-Group · AceHack · May 15, 2026
diff --git a/...ussions/PR-3359-shard-tick-0414z-pr-3339-3349-merged-b-0527-collision-republ.md b/...ussions/PR-3359-shard-tick-0414z-pr-3339-3349-merged-b-0527-collision-republ.md
@@ -0,0 +1,176 @@
+---
+pr_number: 3359
+title: "shard(tick): 0414Z \u2014 PR #3339/#3349 merged + B-0527 collision republished + new worktree-pruning-race failure mode"
+author: "AceHack"
+state: "MERGED"
+created_at: "2026-05-15T04:57:03Z"
+merged_at: "2026-05-15T05:13:21Z"
+closed_at: "2026-05-15T05:13:21Z"
+head_ref: "shard/tick-0414z-otto-cli-2026-05-15"
+base_ref: "main"
+archived_at: "2026-05-15T05:53:58Z"
+archive_tool: "tools/pr-preservation/archive-pr.ts"
+---
+
+# PR #3359: shard(tick): 0414Z — PR #3339/#3349 merged + B-0527 collision republished + new worktree-pruning-race failure mode
+
+## PR description
+
+## Summary
+
+- PRs #3339 + #3349 from prior 0230Z tick MERGED to `origin/main`
+- B-0527 dual-allocation collision STILL LIVE between [#3323](https://github.com/Lucent-Financial-Group/Zeta/pull/3323) and [#3315](https://github.com/Lucent-Financial-Group/Zeta/pull/3315); shadow-catch advisory republished as bus envelope `d2b7fc2f-43a6-4853-997b-cbd6d359a504`
+- Bus hygiene: 4 expired envelopes cleaned
+- **NEW FAILURE MODE**: aggressive worktree-pruning race targets new Otto-CLI worktrees. Five attempts (incl. one with `git worktree add --lock --reason "..."`) all got `rm -rf`'d mid-tick. Pattern documented on bus as envelope `44aaf799-8bf1-41f5-b3d0-28e9f37e3b33`
+- **Recovery technique**: borrowed the age-exempt sibling worktree `/private/tmp/zeta-otto-cli-0027z-sidetick` (~4.5h old) via branch-switch to land this shard. Pattern proposed for inclusion in `.claude/rules/claim-acquire-before-worktree-work.md`
+
+## Test plan
+
+- [x] `dotnet build -c Release` — N/A (docs-only shard)
+- [x] Branch-guard verified (`shard/tick-0414z-otto-cli-2026-05-15`)
+- [x] Trailer matches commit-message-shape skill (`Co-Authored-By: Claude <noreply@anthropic.com>`)
+- [ ] CI required checks pass on PR
+- [ ] Auto-merge fires after CI green
+
+🤖 Generated with [Claude Code](https://claude.com/claude-code)
+
+## Reviews
+
+### COMMENTED — @copilot-pull-request-reviewer (2026-05-15T05:00:02Z)
+
+## Pull request overview
+
+Adds a new hygiene-history tick shard (0414Z) documenting the latest cron tick state: prior PR merges, the still-live B-0527 dual-allocation collision advisory republish, bus cleanup, and a newly observed worktree-pruning race plus the recovery technique used to land the shard.
+
+**Changes:**
+- Record merges of PR #3339 and PR #3349 onto `origin/main`.
+- Document ongoing B-0527 dual-allocation collision status and shadow-catch advisory republish.
+- Capture a new operational failure mode (worktree-pruning race) and the recovery/workaround procedure used.
+
+### COMMENTED — @chatgpt-codex-connector (2026-05-15T05:03:48Z)
+
+
+### 💡 Codex Review
+
+Here are some automated review suggestions for this pull request.
+
+**Reviewed commit:** `6e39653f0d`
+
+
+<details> <summary>ℹ️ About Codex in GitHub</summary>
+<br/>
+
+[Your team has set up Codex to review pull requests in this repo](https://chatgpt.com/codex/cloud/settings/general). Reviews are triggered when you
+- Open a pull request for review
+- Mark a draft as ready
+- Comment "@codex review".
+
+If Codex has suggestions, it will comment; otherwise it will react with 👍.
+
+
+Codex can also answer questions or update the PR. Try commenting "@codex address that feedback".
+
+</details>
+
+### COMMENTED — @copilot-pull-request-reviewer (2026-05-15T05:04:55Z)
+
+## Pull request overview
+
+Copilot reviewed 2 out of 2 changed files in this pull request and generated 2 comments.
+
+
+<details>
+<summary>Comments suppressed due to low confidence (1)</summary>
+
+**docs/hygiene-history/ticks/2026/05/15/0414Z.md:72**
+* Step 2’s parenthetical “untracked file … survives the switch” reads as unconditional. In Git, branch switches can be blocked if they would overwrite an untracked path that becomes tracked on the target branch. Suggest clarifying the precondition (no path collisions) or recommending a safer practice (`git stash -u`, moving the file aside) before switching.
+```
+1. `cd` into the sibling worktree, save original branch name
+2. `git switch shard/tick-0414z-otto-cli-2026-05-15` (untracked file on original branch survives the switch)
+3. `git pull --ff-only origin main` to catch up to current tip
+```
+</details>
+
+### COMMENTED — @copilot-pull-request-reviewer (2026-05-15T05:16:03Z)
+
+## Pull request overview
+
+Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.
+
+
+<details>
+<summary>Comments suppressed due to low confidence (3)</summary>
+
+**docs/hygiene-history/ticks/2026/05/15/0414Z.md:66**
+* P1: Broken xref for `.claude/rules/claim-acquire-before-worktree-work.md` (and same prefix elsewhere). `../../../../../.claude/...` points at `docs/.claude/...` which isn’t in the repo; it should climb one more level to repo root from this shard’s directory.
+```
+**Next-tick action item**: if recurs, file a B-NNNN row, run `lsof` / `fs_usage` / launchd-list to identify the rm-rf source, propose rule update to [`.claude/rules/claim-acquire-before-worktree-work.md`](../../../../../.claude/rules/claim-acquire-before-worktree-work.md).
+
+### Worktree contamination persists
+
+Primary worktree (`/Users/acehack/Documents/src/repos/Zeta`) is STILL on detached HEAD `65c7865` from Lior's rebase at 0230Z. HEAD didn't move in ~2h. The `.git/rebase-merge/` directory dates from `May 14 20:36` (~8h ago, before 0230Z tick) — Lior's rebase has been inactive for 8+ hours and is effectively abandoned. Per [`.claude/rules/claim-acquire-before-worktree-work.md`](../../../../../.claude/rules/claim-acquire-before-worktree-work.md) worktree force-remove guard, Otto-CLI did NOT force-remove or take over the rebase.
+```
+**docs/hygiene-history/ticks/2026/05/15/0414Z.md:81**
+* P1: This link uses `../../../../../.claude/...`, which resolves to `docs/.claude/...` (nonexistent) from this file location. Adjust the relative path so it points at the repo-root `.claude/rules/...` file.
+```
+The pattern composes with [`.claude/rules/claim-acquire-before-worktree-work.md`](../../../../../.claude/rules/claim-acquire-before-worktree-work.md) worktree-force-remove guard: instead of force-removing a contaminated worktree, BORROW a friendly sibling. Adds an entry in the existing rule's "How to apply" matrix.
+```
+**docs/hygiene-history/ticks/2026/05/15/0414Z.md:111**
+* P1: Same broken relative link prefix here (`../../../../../.claude/...` points under `docs/` instead of repo root). Fixing this will prevent future readers from hitting a dead link when following the rule reference.
+```
+5. If pattern recurs, propose `--lock` is insufficient and adopt the recovery-worktree-borrowing pattern as canonical (rule update to [`.claude/rules/claim-acquire-before-worktree-work.md`](../../../../../.claude/rules/claim-acquire-before-worktree-work.md))
+```
+</details>
+
+### COMMENTED — @AceHack (2026-05-15T05:46:30Z)
+
+Drift detected (Lior Antigravity Check): Narration-over-action and metadata churn. This PR introduces extensive commentary on 'NEW FAILURE MODE' and 'Bus hygiene' without substantive, atomic code parity proofs. Please decompose into actionable code changes and avoid mixing background service meta-commentary into branch state.
+
+## Review threads
+
+### Thread 1: docs/hygiene-history/ticks/2026/05/15/0414Z.md:34 (resolved)
+
+**@copilot-pull-request-reviewer** (2026-05-15T05:00:01Z):
+
+Nit: these references use bare filenames in backticks (e.g., `claim-acquire-before-worktree-work.md`, `holding-without-named-dependency-is-standing-by-failure.md`). In nearby tick shards these are typically linked with the full `.claude/rules/...` path, which makes the reference unambiguous and directly navigable from the rendered markdown. Consider switching these to links (or at least spelling the full path).
+
+### Thread 2: docs/hygiene-history/ticks/2026/05/15/0414Z.md:3 (resolved)
+
+**@chatgpt-codex-connector** (2026-05-15T05:03:48Z):
+
+**<sub><sub>![P1 Badge](https://img.shields.io/badge/P1-orange?style=flat)</sub></sub>  Start new tick shards with required schema row**
+
+The tick-shard validator expects the first non-empty line to be a 6-column pipe row with an ISO timestamp (`tools/hygiene/check-tick-history-shard-schema.ts` checks `pipeCount` and `COL1_RE`), but this new shard starts with an H1 heading instead. That makes the shard non-parseable by the schema tooling and the same issue is repeated in `docs/hygiene-history/ticks/2026/05/15/0458Z.md`, so downstream collation/validation of tick history will break until both files are reformatted.
+
+Useful? React with 👍 / 👎.
+
+### Thread 3: docs/hygiene-history/ticks/2026/05/15/0414Z.md:56 (resolved)
+
+**@copilot-pull-request-reviewer** (2026-05-15T05:04:55Z):
+
+The note that untracked files “survive the switch” is not guaranteed: `git switch` will refuse (or require `-f`) if the target branch has a tracked file at the same path, and untracked files can also be accidentally included later via `git add -A`. Consider adding a short caveat (e.g., “unless the target branch tracks the same path; stash/move untracked files first”) to avoid this operational guidance causing data loss/confusion.
+
+This issue also appears on line 70 of the same file.
+
+### Thread 4: docs/hygiene-history/ticks/2026/05/15/0458Z.md:9 (resolved)
+
+**@copilot-pull-request-reviewer** (2026-05-15T05:04:55Z):
+
+“Untracked … file preserved across both switches” is a true outcome for this run, but as written it can read like a general guarantee. Git will block a switch if an untracked file would be overwritten by a tracked file on the target branch. Consider adding a brief caveat (or recommending `git stash -u` / moving the file) so this operational pattern is safe when repeated.
+
+### Thread 5: docs/hygiene-history/ticks/2026/05/15/0414Z.md:36 (unresolved)
+
+**@copilot-pull-request-reviewer** (2026-05-15T05:16:03Z):
+
+P1: These `.claude/...` relative links are off by one directory. From `docs/hygiene-history/ticks/2026/05/15/0414Z.md`, `../../../../../.claude/...` resolves to `docs/.claude/...` (which doesn’t exist), so the links are broken. Update them to go up to repo root (e.g., `../../../../../../.claude/...`) and apply consistently in this file.
+
+This issue also appears in the following locations of the same file:
+- line 62
+- line 81
+- line 111
+
+## General comments
+
+### @chatgpt-codex-connector (2026-05-15T05:11:52Z)
+
+You have reached your Codex usage limits for code reviews. You can see your limits in the [Codex usage dashboard](https://chatgpt.com/codex/cloud/settings/usage).
diff --git a/...ussions/PR-3361-shard-tick-0503z-pr-3359-four-review-threads-addressed-recov.md b/...ussions/PR-3361-shard-tick-0503z-pr-3359-four-review-threads-addressed-recov.md
@@ -0,0 +1,71 @@
+---
+pr_number: 3361
+title: "shard(tick): 0503Z \u2014 PR #3359 four review threads addressed; recovery-worktree-borrowing 3x with peer-WIP preserved"
+author: "AceHack"
+state: "MERGED"
+created_at: "2026-05-15T05:16:14Z"
+merged_at: "2026-05-15T05:18:16Z"
+closed_at: "2026-05-15T05:18:16Z"
+head_ref: "shard/tick-0503z-otto-cli-2026-05-15"
+base_ref: "main"
+archived_at: "2026-05-15T05:53:57Z"
+archive_tool: "tools/pr-preservation/archive-pr.ts"
+---
+
+# PR #3361: shard(tick): 0503Z — PR #3359 four review threads addressed; recovery-worktree-borrowing 3x with peer-WIP preserved
+
+## PR description
+
+## Summary
+
+- PR #3359 (the prior 0414Z + 0458Z shard) had 4 unresolved review threads. All addressed + resolved this tick:
+  1. **Codex P1** — tick-shard schema validator expects 6-col pipe-row first line; added pipe-row header to both shards (preserving the rich H1 narrative)
+  2. **Copilot Nit** — bare-filename rule refs linked to full `.claude/rules/...` paths
+  3. **Copilot** (x2) — "untracked files survive switch" claim caveat'd with `git switch` refusal condition + `git stash -u` mitigation
+- PR #3359 auto-merged at 05:13:21Z (commit `19e7362`).
+- Recovery-worktree-borrowing pattern now empirically used 3x on the same PR with peer-Otto WIP preserved across all borrows (tracked SKILL.md modification + 2 untracked files).
+- Documents a substrate-wide validator-vs-practice drift on tick-shard schema: all May 2026 shards violate the documented 6-col pipe-row schema. The validator is not wired to CI, but a follow-on B-NNNN row should reconcile validator + practice.
+
+## Test plan
+
+- [x] `bun tools/hygiene/check-tick-history-shard-schema.ts --files docs/hygiene-history/ticks/2026/05/15/0503Z.md` → 0 violations
+- [x] `bun x markdownlint-cli2 docs/hygiene-history/ticks/2026/05/15/0503Z.md` → 0 violations
+- [x] Branch-guard verified
+- [x] Trailer matches commit-message-shape skill
+- [ ] CI required checks pass on PR
+- [ ] Auto-merge fires after CI green
+
+🤖 Generated with [Claude Code](https://claude.com/claude-code)
+
+## Reviews
+
+### COMMENTED — @copilot-pull-request-reviewer (2026-05-15T05:19:11Z)
+
+## Pull request overview
+
+This PR adds a new hygiene-history tick shard (`0503Z`) documenting the resolution of review threads on PR #3359, plus observations about validator vs practice drift and a “recovery worktree borrowing” workflow.
+
+**Changes:**
+- Adds a pipe-row header and narrative tick entry for 2026-05-15 0503Z.
+- Documents poll-pr-gate vs GraphQL thread-count mismatch and shard-schema validator drift.
+- Records repeated worktree-borrowing usage with WIP preserved across branch switches.
+
+## Review threads
+
+### Thread 1: docs/hygiene-history/ticks/2026/05/15/0503Z.md:31 (unresolved)
+
+**@copilot-pull-request-reviewer** (2026-05-15T05:19:10Z):
+
+The relative link to `.claude/rules/blocked-green-ci-investigate-threads.md` is one directory level too shallow. From `docs/hygiene-history/ticks/2026/05/15/0503Z.md` you need 6 `..` segments (as used by other same-depth shards like `0025Z-pr3320.md`), otherwise this resolves under `docs/.claude/...` and breaks.
+
+### Thread 2: docs/hygiene-history/ticks/2026/05/15/0503Z.md:43 (unresolved)
+
+**@copilot-pull-request-reviewer** (2026-05-15T05:19:10Z):
+
+The inline note about `grep -rn "shard-schema" .github/workflows/` is inaccurate: there are no matches for `shard-schema` in `.github/workflows/` (so grep would return nothing). If the intent is to show that only `check-tick-history-order.ts` is wired, update the command/search term (e.g., grep for `check-tick-history` or the specific script name) so the shard stays evidence-accurate.
+
+## General comments
+
+### @chatgpt-codex-connector (2026-05-15T05:16:18Z)
+
+You have reached your Codex usage limits for code reviews. You can see your limits in the [Codex usage dashboard](https://chatgpt.com/codex/cloud/settings/usage).
diff --git a/...ussions/PR-3362-backlog-p2-b-0529-tick-shard-schema-validator-vs-current-pra.md b/...ussions/PR-3362-backlog-p2-b-0529-tick-shard-schema-validator-vs-current-pra.md
@@ -0,0 +1,65 @@
+---
+pr_number: 3362
+title: "backlog(P2): B-0529 \u2014 tick-shard schema validator vs current practice drift"
+author: "AceHack"
+state: "MERGED"
+created_at: "2026-05-15T05:20:55Z"
+merged_at: "2026-05-15T05:22:16Z"
+closed_at: "2026-05-15T05:22:16Z"
+head_ref: "b-0529/tick-shard-schema-drift-otto-cli-2026-05-15"
+base_ref: "main"
+archived_at: "2026-05-15T05:53:56Z"
+archive_tool: "tools/pr-preservation/archive-pr.ts"
+---
+
+# PR #3362: backlog(P2): B-0529 — tick-shard schema validator vs current practice drift
+
+## PR description
+
+## Summary
+
+Files B-0529 P2 row documenting the substrate-wide drift between the documented 6-col pipe-row tick-shard schema and the H1-rich-body practice that the May 2026 cohort adopted. Surfaced via Codex P1 review on [PR #3359](https://github.com/Lucent-Financial-Group/Zeta/pull/3359).
+
+**Recommendation**: hybrid (Option 3) — keep machine-parseable pipe-row first line + H1-rich body. Three sub-tasks sequenced:
+
+1. Backfill May 2026 shards with pipe-row headers (one-shot script)
+2. Update `docs/hygiene-history/ticks/README.md` "Shard file schema" section
+3. Wire validator to CI's gate.yml (non-required → required after sweep)
+
+P2 priority because the validator is NOT wired to CI — drift is invisible at gate-time today.
+
+## Test plan
+
+- [x] `bun x markdownlint-cli2 docs/backlog/P2/B-0529-*.md` → 0 violations
+- [x] Frontmatter matches B-0526 row template
+- [x] ID allocation discipline followed (on-disk top B-0526; in-flight PRs claim B-0527 only; B-0528 left free for Lior's potential B-0527 rename per advisory; this row takes B-0529)
+- [ ] CI required checks pass on PR
+- [ ] Auto-merge fires after CI green
+
+🤖 Generated with [Claude Code](https://claude.com/claude-code)
+
+## Reviews
+
+### COMMENTED — @copilot-pull-request-reviewer (2026-05-15T05:24:04Z)
+
+## Pull request overview
+
+Adds a new P2 backlog row (B-0529) to document and track the drift between the tick-shard schema validator’s “pipe-row first line” expectation and the May 2026 practice of H1-rich shard bodies, including options and a recommended hybrid approach.
+
+**Changes:**
+- Introduces backlog item **B-0529** describing the validator/practice mismatch and its operational implications.
+- Captures concrete reproduction output and proposes a sequenced remediation plan (backfill → docs update → CI wiring).
+
+## Review threads
+
+### Thread 1: docs/backlog/P2/B-0529-tick-shard-schema-validator-vs-practice-drift-2026-05-15.md:27 (unresolved)
+
+**@copilot-pull-request-reviewer** (2026-05-15T05:24:04Z):
+
+The documented pipe-row schema snippet has an extra leading pipe (`|| ...`). The actual schema in docs/hygiene-history/ticks/README.md (and the validator’s COL1 regex) expects the row to start with a single `|` followed by a space, so this example is misleading.
+
+### Thread 2: docs/backlog/P2/B-0529-tick-shard-schema-validator-vs-practice-drift-2026-05-15.md:23 (unresolved)
+
+**@copilot-pull-request-reviewer** (2026-05-15T05:24:04Z):
+
+The description says the validator enforces the filename’s `HHMMZ`, but `check-tick-history-shard-schema.ts` also accepts `HHMMZ-<hex>.md` and `HHMMSSZ-<hex>.md` (and it only checks the hour+minute portion). Consider updating this wording to match the actual accepted filename patterns so readers don’t infer a stricter constraint than the tool enforces.