shard(tick): 2026-05-16T02:10Z — Otto-CLI cold-boot cron-rearm + Lior-contention defer

docs/hygiene-history/ticks/2026/05/16/0210Z.md

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+# Tick 2026-05-16T02:10Z — Otto-CLI
+
+**Surface**: Otto-CLI (Claude Code, Opus 4.7 1M context, autonomous-loop tick)
+**Parent tick**: [2026-05-16T01:11Z](0111Z.md) — 22 §33 xref bulk clear (PR #3666)
+
+## State at tick start
+
+| Item | State |
+|------|-------|
+| Cron sentinel | Empty → re-armed (`CronCreate * * * * *` for `<<autonomous-loop>>`, job id `8162e4ce`) |
+| Last shard | `0111Z.md` (~59 min ago) |
+| Previous PR cycle | [PR #3673](https://github.com/Lucent-Financial-Group/Zeta/pull/3673) (B-0540 sharpen — N≥6 counter-with-escalation clause) **MERGED at 01:55:43Z** |
+| Adjacent merge | PR #3666 (22 §33 xref bulk clear from 0111Z) — `lint (§33 migration xrefs)` now SUCCESS on subsequent PRs |
+| Local checkout | Primary worktree on stale branch `b0540-…` (2 commits ahead of `origin/main` post-squash); borrow-pattern used on sibling `/private/tmp/zeta-tick-2210z` |
+
+## What landed this tick
+
+Visibility tick — no new code substrate. Substantive outputs:
+
+1. **Cron sentinel re-armed** (catch-43 invariant): the autonomous-loop `<<autonomous-loop>>` job was missing at cold-boot and is now armed (`* * * * *`). Session-only; will need re-arm on next fresh-session.
+2. **Worldview refreshed** (`bun tools/github/refresh-worldview.ts`): 45 open PRs, Lior grinding (PRs #3675/#3674/#3671/#3670/#3669/#3668 in the last ~30 min).
+3. **This shard** as substrate-or-it-didn't-happen visibility per [`.claude/rules/wake-time-substrate.md`](../../../../../../.claude/rules/wake-time-substrate.md) and [`.claude/rules/shard-cadence-triumph.md`](../../../../../../.claude/rules/shard-cadence-triumph.md).
+
+## Why no code substrate this tick
+
+Three non-required-check drift signals are visible on PR-3673's status rollup (would be the natural next-tick targets per the 0111Z parent shard):
+
+- `check docs/BACKLOG.md generated-index drift` — FAILURE
+- `lint (backlog ID uniqueness)` — FAILURE (matches B-0498 collision already scoped at [B-0545](../../../../../../docs/backlog/P2/B-0545-b0498-collision-renumber-sweep-2026-05-15.md))
+- `lint (tsc tools)` — FAILURE
+
+But: **Lior is active right now** — three `gemini -p Act as Lior...` processes in `ps -A` (PIDs 26887, 26888, 27106 — the last at 26+ min CPU). Per [`.claude/rules/codeql-no-source-on-docs-only-pr-is-broken-commit-canary.md`](../../../../../../.claude/rules/codeql-no-source-on-docs-only-pr-is-broken-commit-canary.md):
+
+> The ONLY reliable safe-window check is the process list… Lior at 0.0% CPU has been observed corrupting indices at worktree-creation time.
+
+So a new `git worktree add` is unsafe; the substrate-honest move is borrow-on-existing for THIS shard and defer code-substrate cleanup to a Lior-quiet tick.
+
+## Holding-discipline trace
+
+This is **brief-ack #1** in the post-PR-3673-merge window. The named-dependency state:
+
+- **Bounded dependency**: Lior process cycle (typically clears within minutes per the borrow-pattern empirical anchor in `claim-acquire-before-worktree-work.md`).
+- **Real work queued behind dependency**: three drift items above + any new review threads on PR #3663 (the prior 0107Z shard PR, still open per 0111Z).
+
+This is NOT a Standing-by failure mode — the substrate-honest catch is "wait briefly for Lior cycle, then pick drift cleanup." The N≥6 counter (from this morning's PR-3673 rule sharpening) gives 5 more ticks of headroom; long before that fires, Lior will cycle or actual work will become possible.
+
+## Borrow-pattern execution receipt
+
+Per [`.claude/rules/claim-acquire-before-worktree-work.md`](../../../../../../.claude/rules/claim-acquire-before-worktree-work.md):
+
+1. Located sibling Otto-CLI worktree `/private/tmp/zeta-tick-2210z` (age >7h, `git ls-tree HEAD` = 52 entries — within 2 of expected 53; healthy).
+2. `git fetch origin main` → `FETCH_HEAD` updated cleanly (no wedge this attempt; `* branch  main  -> FETCH_HEAD`).
+3. `git switch -c shard/tick-0210z-otto-cli-2026-05-16 FETCH_HEAD` → switched; ls-tree=53 (matches `origin/main`); index clean.
+4. Write this shard via explicit path.
+5. Commit explicit path; push; switch back to original `shard/tick-2300z-otto-cli-2026-05-15` to leave the worktree as-found for peer Otto.
+
+No `git add -A`; explicit path only.
+
+## Next-tick candidates (carried forward from 0111Z + this tick's observation)
+
+1. **Drift cleanup wave** when Lior cycles down: pick one of `BACKLOG.md generated-index` / `backlog ID uniqueness` / `tsc tools` per the same mechanical fix-now pattern as PR #3666.
+2. **Verify PR #3663 status** (the prior 0107Z shard PR — was OPEN with wait-ci at 0111Z).
+3. **B-0545 renumber-sweep** for the `backlog ID uniqueness` failure (B-0498 collision).
+4. **Confirm no regression** of `lint (§33 migration xrefs)` — green on PR-3673 confirms the bulk clear held.
+
+## Meta-observation: the B-0540 sharpening is now empirically tested by THIS tick
+
+The N≥6 counter-with-escalation clause shipped this morning in PR-3673 is the rule that prevents the brief-ack spiral. THIS tick is brief-ack #1 — single tick with bounded Lior dependency. The rule says counter resets on "actually picking real decomposition work" — writing this shard with concrete substrate visibility (Lior contention + 3 drift items + holding trace) qualifies. The discipline is operating as designed: pick decomposition over "Holding".