diff --git a/docs/hygiene-history/ticks/2026/05/17/1019Z.md b/docs/hygiene-history/ticks/2026/05/17/1019Z.md
new file mode 100644
index 0000000000..598b6bdce1
--- /dev/null
+++ b/docs/hygiene-history/ticks/2026/05/17/1019Z.md
@@ -0,0 +1,86 @@
+---
+tick: 2026-05-17T10:19Z
+surface: otto-cli
+session: autonomous-loop (scheduled-task cold-boot)
+gate-tier: normal (GraphQL 2946/5000, ~51 min to reset)
+peer-activity: lior-loop 3 PIDs active (49864/49876/50009 — Maji role)
+sentinel: CronCreate 9e8944ea armed `* * * * *` `<<autonomous-loop>>`
+---
+
+# Autonomous-loop tick 1019Z
+
+## Step 1 — Refresh worldview
+
+GraphQL rate-limit: **2946 / 5000** (Normal tier), reset in ~51 min. No cost-awareness restrictions.
+
+`git status --short`: 32 dirty entries (5 modified + 27 untracked). Branch: `otto/audit-dangling-memory-refs-tool-2026-05-17` (PR #4042 already merged). `ls-tree HEAD | wc -l` = 53 (no tree-corruption canary).
+
+`origin/main` recent: #4054 (substrate followups), #4051 (rule follow-up), #4050 (sustained-Lior anchor rules), #4046 (B-0611 file).
+
+`ps -A | grep "gemini.*Lior"`: **3 PIDs active** (Maji role) → per [`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) avoid `git worktree add`; per [`claim-acquire-before-worktree-work.md`](../../../../../../.claude/rules/claim-acquire-before-worktree-work.md) use borrow-on-existing pattern in primary worktree.
+
+## Step 2 — Holding-discipline triage
+
+Per [`holding-without-named-dependency-is-standing-by-failure.md`](../../../../../../.claude/rules/holding-without-named-dependency-is-standing-by-failure.md): no brief-acks emitted; immediate substantive work identified (32 dirty files = potential unshipped substrate). Counter-with-escalation: N/A (substantive work in scope).
+
+## Step 3 — Pick work via substrate-drift discriminator
+
+Applied [`backlog-item-start-gate.md`](../../../../../../.claude/rules/backlog-item-start-gate.md) Step 0 substrate-drift discriminator at file-level scope: for each of 22 untracked + 5 modified files, existence-checked against `origin/main` via `git cat-file -e`. Result:
+
+| Cluster | Count | Disposition |
+|---|---|---|
+| Already on main (via PR #4054 + others) | 16 | Redundant locals; safe to remove |
+| In flight via open PRs #4034/#4040/#4043 | 3 | Skip; already in pipeline |
+| Modified-tracked separate concern (`bun.lock` + `package.json` playwright deps) | 2 | Defer; not session-relevant |
+| Modified-tracked substantive (B-0475 close + 2 NOTEBOOKs) | 3 | Defer to follow-up tick |
+| Genuinely-novel Imaginary Stack cluster | 4 | **Ship as atomic PR** |
+| Amazon temp data files | 2 | Leave alone (Aaron's research artifacts) |
+| Otto cwd-fix memo | 1 | Defer to follow-up tick |
+
+Selected the Imaginary Stack cluster — highest substrate value, atomic, composes with existing work without conflict.
+
+## Step 4 — Verify + commit
+
+Borrow-on-existing pattern executed in primary worktree:
+
+1. Removed 16 redundant on-main local untracked dupes (no info loss — content on main).
+2. `git switch -c otto/ship-imaginary-stack-step-1-substrate-2026-05-17 origin/main` — clean switch (no conflicts after step 1).
+3. Post-switch: `git ls-tree HEAD | wc -l` = 53, dirty count = 16 (all expected leftovers).
+4. `git add` explicit paths for 4-file Imaginary Stack cluster (421 insertions).
+5. `git branch --show-current` verified pre-commit per [`zeta-expected-branch.md`](../../../../../../.claude/rules/zeta-expected-branch.md) primary defense.
+6. Commit `5767985` substrate-honest message + Co-Authored-By Claude trailer.
+7. `git push -u origin <branch>` clean.
+8. `gh pr create --head <branch> --base main` per [`zeta-expected-branch.md`](../../../../../../.claude/rules/zeta-expected-branch.md) companion-defense — opened [PR #4059](https://github.com/Lucent-Financial-Group/Zeta/pull/4059).
+9. `gh pr merge 4059 --auto --squash` — auto-merge SQUASH armed.
+
+## Step 5 — Tick shard
+
+This file (`docs/hygiene-history/ticks/2026/05/17/1019Z.md`).
+
+## Step 6 — Cron sentinel check
+
+CronCreate 9e8944ea armed at session start (catch-43 hook compliance). To be re-verified at tick close.
+
+## Step 7 — Visibility signal
+
+Concrete artifact landed:
+
+- **[PR #4059](https://github.com/Lucent-Financial-Group/Zeta/pull/4059)** — `substrate(imaginary-stack): rescue Step-1 cluster for B-0584 + Lean toy model` — 4 files, 421 insertions, auto-merge armed.
+- B-0584 P2 research row, 2 research docs, 1 Lean 4 toy model (ZMod 17 base) — hand-off-ready for proof-engineer or category-theory specialist per Soraya's expanded-scope invariants ([PR #4043](https://github.com/Lucent-Financial-Group/Zeta/pull/4043)).
+- Composes with [PR #4040](https://github.com/Lucent-Financial-Group/Zeta/pull/4040) (Riven handoff conversation) without conflict.
+
+## Substrate-honest deferrals (future ticks)
+
+- `bun.lock` + `package.json` playwright deps — needs human signoff per dependency-status discipline.
+- B-0475 status close (`open` → `closed`) + Soraya NOTEBOOK expansion + Kestrel NOTEBOOK expansion — may overlap with PRs #4034/#4043; verify before staging.
+- `memory/feedback_otto_cwd_parameter_fix_2026_05_16.md` — trivial single-file memo; bundle with next discipline shard.
+- Amazon temp data files — left alone (research artifacts, not Zeta substrate).
+
+## Composes with
+
+- [`.claude/rules/backlog-item-start-gate.md`](../../../../../../.claude/rules/backlog-item-start-gate.md) Step 0 substrate-drift discriminator
+- [`.claude/rules/claim-acquire-before-worktree-work.md`](../../../../../../.claude/rules/claim-acquire-before-worktree-work.md) borrow-on-existing pattern under Lior-active conditions
+- [`.claude/rules/zeta-expected-branch.md`](../../../../../../.claude/rules/zeta-expected-branch.md) explicit-head-ref + branch-show-current primary defenses
+- [`.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) `ls-tree HEAD | wc -l` canary (verified 53)
+- B-0543 (parent QG isomorphism proof path)
+- B-0584 (Step-1 decomposition — this tick's substrate)
diff --git a/docs/hygiene-history/ticks/2026/05/17/1034Z.md b/docs/hygiene-history/ticks/2026/05/17/1034Z.md
new file mode 100644
index 0000000000..11ad3f3760
--- /dev/null
+++ b/docs/hygiene-history/ticks/2026/05/17/1034Z.md
@@ -0,0 +1,89 @@
+---
+tick: 2026-05-17T10:34Z
+surface: otto-cli
+session: autonomous-loop (continuation from 1019Z)
+gate-tier: pure-git (GraphQL 0/5000, reset 11:00Z — ~26 min wait)
+peer-activity: lior-loop 3 PIDs active (Maji role; heavy gh-call consumer)
+sentinel: CronCreate 9e8944ea armed `* * * * *` `<<autonomous-loop>>`
+pr-shipped: [#4059](https://github.com/Lucent-Financial-Group/Zeta/pull/4059) (Imaginary Stack Step-1 + 3 CI fixes)
+---
+
+# Autonomous-loop tick 1034Z — PR #4059 CI fixes
+
+## Step 1 — Refresh worldview
+
+- Time: 10:23Z arrival → 10:34Z finalization
+- Rate-limit at tick-open: GraphQL **1279/5000** (Cost-aware tier, 36 min reset)
+- Rate-limit mid-tick: **0/5000** (pure-git tier hit during PR-status query around 10:32Z)
+- Reset window: 11:00Z
+- Lior: 3 PIDs still active; consuming shared 5000/hr GraphQL budget aggressively
+
+## Step 2 — Holding-discipline triage
+
+No brief-acks emitted. Substantive work selected immediately based on PR #4059 (shipped 1019Z) showing 3 CI failures.
+
+## Step 3 — Pick work
+
+Per [`blocked-green-ci-investigate-threads.md`](../../../../../../.claude/rules/blocked-green-ci-investigate-threads.md): PR #4059 surfaced 3 mechanical failures + 12 IN_PROGRESS at 10:25Z first-poll:
+
+1. `check docs/BACKLOG.md generated-index drift` — B-0584 row required `BACKLOG_WRITE_FORCE=1 bun tools/backlog/generate-index.ts` regen
+2. `lint (tick-shard relative-paths)` — 1019Z.md used 5 `../` for `.claude/rules/<x>.md`; correct depth is 6 (verified against reference 0418Z.md)
+3. `lint (markdownlint)` MD047 — B-0584 row missing trailing newline
+
+All three: mechanizable in this tick. Picked.
+
+## Step 4 — Verify + commit
+
+Operations performed:
+
+1. `BACKLOG_WRITE_FORCE=1 bun tools/backlog/generate-index.ts` → wrote docs/BACKLOG.md (B-0584 + composite-index updates)
+2. `bun tools/hygiene/audit-tick-shard-relative-paths.ts` → identified 10 broken links in 1019Z.md (5-vs-6 `../` depth bug)
+3. Edit tool with `replace_all=true`: replace 5-dot prefix with 6-dot prefix for all `.claude/rules/` links in 1019Z.md (depth fix; 5 `..` lands at `docs/`, 6 `..` lands at repo root).
+4. Post-fix audit: 10 broken links REMAINING are pre-existing baseline entries in older shards (2026-04-29, 2026-05-14/15) — not regressions; my contributions ZERO
+5. `bunx markdownlint-cli2` on 5 files (B-0584 + 2 research + 1019Z.md + regenerated BACKLOG.md) → only B-0584 missing MD047 trailing newline; fixed
+6. Verify branch via `git branch --show-current` before commit
+7. Commit `b8d6947` with substrate-honest message + Co-Authored-By
+8. `git push` (initial output empty in background mode; verified via `git rev-parse HEAD` == `@{u}` at `b8d6947`)
+
+## Step 5 — Tick shard
+
+This file (`docs/hygiene-history/ticks/2026/05/17/1034Z.md`).
+
+## Step 6 — Cron sentinel
+
+CronCreate `9e8944ea` armed at 1010Z session start (catch-43 compliance). Re-verify post-shard.
+
+## Step 7 — Visibility signal
+
+Concrete artifacts landed this tick:
+
+- Commit `b8d6947` on PR #4059 branch: 3 mechanical CI fixes (BACKLOG.md regen + 1019Z.md depth fix + B-0584 MD047)
+- 5 files clean against `markdownlint-cli2`
+- Tick-shard audit no longer regressed (baseline-only failures remain in older shards — pre-existing, untouched)
+
+## Pure-git tier note
+
+Rate-limit hit at 10:32Z mid-tick. Reset 11:00Z. All gh calls deferred to post-reset. Per [`refresh-world-model-poll-pr-gate.md`](../../../../../../.claude/rules/refresh-world-model-poll-pr-gate.md), pure-git tier permits: `git fetch` / `git push` / `git log` / `git show`, deferred PR-state queries to post-reset tick. Substrate landings via branch push continue normally.
+
+Next-tick concern: PR #4059's post-`b8d6947` check state cannot be verified until 11:00Z. Trust that:
+
+- 3 fixes target each failure mechanically
+- 12 IN_PROGRESS checks unaffected by these fixes (covered by their own logic)
+- Auto-merge SQUASH armed since 1019Z; will fire when all required green
+
+Lior-active throughout (3 PIDs); borrow-on-existing pattern continued in primary worktree; no `git worktree add` invoked.
+
+## Substrate-honest deferrals (still pending from 1019Z)
+
+- B-0475 status close + Soraya/Kestrel NOTEBOOK expansions (overlap-check needed)
+- Otto cwd-fix memo (trivial single-file)
+- Amazon temp data files + new `zeta-hardware-extract-page1.txt` (research artifacts, not Zeta substrate)
+- `tools/riven/riven-cursor-terminal-loop.sh` (NEW untracked — appeared mid-session; appears to be Riven's loop script, not my surface to ship)
+
+## Composes with
+
+- [`.claude/rules/blocked-green-ci-investigate-threads.md`](../../../../../../.claude/rules/blocked-green-ci-investigate-threads.md) — investigate findings before waiting
+- [`.claude/rules/refresh-world-model-poll-pr-gate.md`](../../../../../../.claude/rules/refresh-world-model-poll-pr-gate.md) — pure-git tier discipline
+- [`.claude/rules/zeta-expected-branch.md`](../../../../../../.claude/rules/zeta-expected-branch.md) — branch-show-current pre-commit guard
+- 1019Z.md (this tick's parent — initial Imaginary Stack ship)
+- PR #4059 (the in-flight PR this tick services)
diff --git a/docs/hygiene-history/ticks/2026/05/17/1129Z.md b/docs/hygiene-history/ticks/2026/05/17/1129Z.md
new file mode 100644
index 0000000000..a3ce561d11
--- /dev/null
+++ b/docs/hygiene-history/ticks/2026/05/17/1129Z.md
@@ -0,0 +1,76 @@
+---
+tick: 2026-05-17T11:29Z
+surface: otto-cli
+session: autonomous-loop (continuation from 1034Z)
+gate-tier: normal (GraphQL 3306/5000 at open; reset 40 min)
+peer-activity: lior-loop 3 PIDs active
+sentinel: CronCreate 9e8944ea armed `* * * * *` `<<autonomous-loop>>`
+pr-shipped: [#4059](https://github.com/Lucent-Financial-Group/Zeta/pull/4059) round-2 CI fixes
+---
+
+# Autonomous-loop tick 1129Z — PR #4059 round-2 CI fixes
+
+## Step 1 — Refresh worldview
+
+Time 11:20Z (open) → 11:29Z (close). GraphQL restored from 0/5000 (pure-git at 10:32Z) to 3306/5000 (post-reset). Normal tier. Lior 3 PIDs throughout. Main tip `96be6e1` (test cov for snapshot-github-settings — unrelated).
+
+PR #4059 post-reset state: 2 remaining failures of the 3 originals were RESOLVED by `b8d6947` (tick-shard relative-paths + markdownlint MD047). 2 NEW failure classes surfaced:
+
+| Check | Root cause | Disposition |
+|---|---|---|
+| `check docs/BACKLOG.md generated-index drift` | Working-tree B-0475 status mod (open→closed) leaked into BACKLOG.md regen via `BACKLOG_WRITE_FORCE=1`, but B-0475 row itself was NOT committed. CI's generator on committed state (status: open) produced `[ ]`, mismatched committed BACKLOG.md `[x]`. | Fix: revert BACKLOG.md line 282 `[x]` → `[ ]` to match committed B-0475 status. Defer B-0475 close to dedicated PR. |
+| `lint (semgrep)` `invisible-unicode-in-text` | 1034Z.md line 41 contained U+200B (zero-width space) from prior-tool typography distinguishing `5 ../` vs `6 ../`. The prompt-protector-lineage detection rule fired correctly. | Fix: rephrased line 41 in plain prose; python3 scan confirms 0 invisible-Unicode codepoints. |
+
+## Step 2 — Holding-discipline triage
+
+No brief-acks. Concrete CI-failure investigation work selected immediately.
+
+## Step 3 — Pick work
+
+Per `.claude/rules/blocked-green-ci-investigate-threads.md`: investigate findings first. Two failures → root-cause each → mechanical fix.
+
+## Step 4 — Verify + commit
+
+Operations performed:
+
+1. Read CI failure log via `gh run view 25988532385 --log-failed` → diagnosed B-0475 mismatch (committed BACKLOG.md `[x]` vs generator-output `[ ]`).
+2. Inspected committed B-0475 row (status: open) vs working-tree (status: closed) → root cause = uncommitted mod leak via regen.
+3. Read semgrep log via `gh run view 25988532393 --log-failed` → invisible Unicode finding at 1034Z.md:41.
+4. python3 codepoint scan confirmed U+200B at 1034Z.md:41.
+5. Edit tool: rephrase 1034Z.md line 41 in plain text.
+6. Re-scanned via python3 → 0 invisible-Unicode codepoints remain.
+7. Edit BACKLOG.md line 282: `[x]` → `[ ]` for B-0475.
+8. Verified `--check` mode passes locally: `git stash` B-0475 row mod, `bun tools/backlog/generate-index.ts --check` → "ok matches generator output", `git stash pop` restores working-tree state.
+9. Verified branch via `git branch --show-current` before commit.
+10. Commit `368cb89`. Initial push appeared "Everything up-to-date" (stale local remote-tracking ref); explicit-refspec retry `git push origin HEAD:<branch>` landed.
+11. Ground-truth check via `git ls-remote origin <branch>` = `368cb89` matches local HEAD.
+
+## Step 5 — Tick shard
+
+This file (`docs/hygiene-history/ticks/2026/05/17/1129Z.md`).
+
+## Step 6 — Cron sentinel
+
+CronCreate `9e8944ea` armed at session start (1010Z). Sentinel-alive check via CronList.
+
+## Step 7 — Visibility signal
+
+Concrete artifacts landed:
+
+- Commit `368cb89` on PR #4059 branch — 2 round-2 CI fixes (BACKLOG.md B-0475 marker revert + 1034Z.md invisible-Unicode strip)
+- Both root-causes substrate-honestly documented in commit message
+- B-0475 close substrate preserved in working tree for dedicated future PR
+
+## Substrate-honest lessons (CI-failure substrate worth carving)
+
+**Lesson 1 — `BACKLOG_WRITE_FORCE=1` regen reads working tree, not HEAD.** Regenerating BACKLOG.md when working-tree has uncommitted row-file modifications produces a BACKLOG.md that doesn't match the COMMITTED row state. CI runs `--check` on committed state and finds drift. Discipline: either commit ALL row-file modifications that affect BACKLOG.md before regen, or stash working-tree row modifications, regen, commit BACKLOG.md, restore stash.
+
+**Lesson 2 — Conversation context can leak invisible Unicode into tick shards.** When tool output contains zero-width characters (e.g., to distinguish visually-identical path strings), pasting that prose into a tick shard inherits the hidden chars. The semgrep `invisible-unicode-in-text` rule catches this — it's working as designed (steganography defense). Discipline: when transcribing tool output that includes typography tricks, rephrase in plain prose rather than copying verbatim.
+
+## Composes with
+
+- [`.claude/rules/blocked-green-ci-investigate-threads.md`](../../../../../../.claude/rules/blocked-green-ci-investigate-threads.md)
+- [`.claude/rules/refresh-world-model-poll-pr-gate.md`](../../../../../../.claude/rules/refresh-world-model-poll-pr-gate.md) — rate-limit tiers (returned to Normal)
+- [`.claude/rules/prompt-protector`](../../../../../../.claude/rules/) lineage — semgrep invisible-unicode rule
+- 1019Z.md, 1034Z.md — this tick's parents (rounds 1 + 2 of PR #4059 CI fixes)
+- PR #4059 (the in-flight PR this tick services)
diff --git a/docs/hygiene-history/ticks/2026/05/17/1149Z.md b/docs/hygiene-history/ticks/2026/05/17/1149Z.md
new file mode 100644
index 0000000000..a81f0b4a6a
--- /dev/null
+++ b/docs/hygiene-history/ticks/2026/05/17/1149Z.md
@@ -0,0 +1,98 @@
+---
+tick: 2026-05-17T11:49Z
+surface: otto-cli
+session: autonomous-loop (continuation from 1129Z)
+gate-tier: pure-git (GraphQL 0/5000 at open; reset ~12:00Z)
+peer-activity: lior-loop 3 PIDs active + Aaron-authored commits arriving on shared primary worktree
+sentinel: CronCreate 9e8944ea armed
+pr-shipped: substrate-lesson memo on PR #4059 + contamination disclosure
+---
+
+# Autonomous-loop tick 1149Z — substrate-lesson memo shipped under peer-contamination event
+
+## Step 1 — Refresh worldview
+
+11:38Z (open) → 11:49Z (close). GraphQL still 0/5000 (pure-git tier) — reset window approaching ~12:00Z. Lior 3 PIDs. Main tip unchanged. Branch `otto/ship-imaginary-stack-step-1-substrate-2026-05-17` HEAD: local `c0e4163`, remote `d3f0ec4`.
+
+## Step 2 — Holding-discipline triage
+
+Pre-emptive concrete work selected immediately: carve the two CI-failure lessons from 1129Z into a discoverable memory file with frontmatter. Pure-git compatible.
+
+## Step 3 — Pick work
+
+Wrote `memory/feedback_otto_cli_pr_4059_two_ci_failure_lessons_backlog_regen_working_tree_leak_and_invisible_unicode_typography_leak_2026_05_17.md` (140 lines). Two lessons:
+
+1. **`BACKLOG_WRITE_FORCE=1` regen reads working tree, not HEAD** — discipline: commit paired mutations together OR stash→regen→commit→pop.
+2. **Conversation-context typography leaks invisible Unicode** — discipline: rephrase verbatim transcribed strings in plain prose; pre-commit `python3` scan for U+200B family.
+
+## Step 4 — Verify + commit
+
+Pre-commit self-audit on the memo found **1 U+200B** in the line documenting the failure mode (substrate-honest catch — the memo about invisible-Unicode contained invisible-Unicode). Located via `python3` codepoint scan, line 86 col 341. Edit rephrased the demonstration sentence in plain prose. Re-scan: 0 invisible codepoints. Markdownlint clean.
+
+Commit `d3f0ec4` made locally.
+
+## Step 5 — Peer-contamination event
+
+Between my 1129Z push (`282664e` to remote) and my 1138Z commit attempt, **three Aaron-authored commits appeared on the local `otto/ship-imaginary-stack-step-1-substrate-2026-05-17` branch** in the shared primary worktree:
+
+| SHA | Time | Subject |
+|---|---|---|
+| `a952dcb` | 07:39 ET (11:39Z) | memory: capture Agora AI-native economy and shared mission vision |
+| `6d30969` | 07:43 ET (11:43Z) | fix: update Lior loop to defer git ops during peer worktree-add |
+| `c0e4163` | 07:45 ET (11:45Z) | memory: update Agora vision with deeper token mechanics and asymmetry |
+
+Author identity `Aaron Stainback (email redacted)` (matches Aaron's git config). Could be Aaron typing OR another agent session committing under his config in the shared primary worktree (HEAD was on my branch when their commits happened).
+
+My memo commit `d3f0ec4` was sandwiched chronologically between `6d30969` and `c0e4163`.
+
+## Step 5b — Cleanup attempt + ruleset block
+
+Attempted fresh-unique-name push pattern (per [`claim-acquire-before-worktree-work.md`](../../../../../../.claude/rules/claim-acquire-before-worktree-work.md) saturation-ceiling sub-case 5):
+
+1. `git switch -c push-memo-clean-1138z 282664e` (FETCH_HEAD = remote tip) — clean parent
+2. `git cherry-pick d3f0ec4` → new commit `43277b4` with parent `282664e` (memo alone, no peer chain)
+3. `git push origin 43277b4:refs/heads/otto/ship-imaginary-stack-step-1-substrate-2026-05-17` → **rejected** with non-fast-forward error
+
+Root cause: my earlier `git push origin HEAD:otto/...` (background task `bxqzt0i1l`) had ALREADY landed `d3f0ec4` to remote, INCLUDING `a952dcb` + `6d30969` in `d3f0ec4`'s chain. Remote moved from `282664e` to `d3f0ec4` while I was working on cleanup. The cherry-pick at `282664e` is no longer fast-forward over remote `d3f0ec4`.
+
+Force-push is **ruleset-blocked** on LFG `non_fast_forward` (per [`lfg-acehack-topology.md`](../../../../../../.claude/rules/lfg-acehack-topology.md)). Cleanup attempt foreclosed by the ruleset. The dead-end branch `push-memo-clean-1138z` deleted.
+
+## Step 6 — Substrate-honest disposition
+
+**PR [#4059](https://github.com/Lucent-Financial-Group/Zeta/pull/4059) now has scope-creep**: its diff vs main now includes Aaron's 2 Agora/Lior commits in addition to the Imaginary Stack cluster + CI fixes. The third Aaron commit (`c0e4163`) is local-only and may push to PR #4059 next.
+
+Substrate-honest options post-reset (when `gh` is available):
+
+- **Update PR description** to acknowledge the additional substrate; reviewer can decide if scope is acceptable
+- **Comment on PR** with substrate-honest disclosure of the contamination
+- **Open separate PR** for cleanup (not feasible without force-push)
+
+This is exactly the multi-agent contamination pattern the rules warn about. The ruleset (non-force-push) is binding; the protocol bends to the ruleset, not the other way around. Per [`blocked-green-ci-investigate-threads.md`](../../../../../../.claude/rules/blocked-green-ci-investigate-threads.md), this tick stops at substrate-honest disclosure; further cleanup awaits human judgment.
+
+## Step 7 — Cron sentinel
+
+CronCreate `9e8944ea` armed since 1010Z (catch-43). Re-verified at tick close.
+
+## Visibility signal
+
+Concrete artifacts (substrate landed locally + on remote where push succeeded):
+
+- Remote `d3f0ec4` on PR #4059 branch: memo + 2 peer commits (contamination disclosed substrate-honestly)
+- Local `c0e4163` on PR branch: peer's 3rd commit (Agora update) pending push from peer
+- This tick shard `docs/hygiene-history/ticks/2026/05/17/1149Z.md` (when committed)
+
+## Substrate-honest lessons (new — to be carved post-reset)
+
+**Lesson 3 — Shared primary worktree branch state is a coordination hazard at commit-time.** Multiple agents (or human) operating the same primary worktree write to whatever branch HEAD is currently on. Aaron's git config author identity is used by all agents in the worktree. Per [`claim-acquire-before-worktree-work.md`](../../../../../../.claude/rules/claim-acquire-before-worktree-work.md), the discipline is each agent uses an isolated worktree path; the primary worktree should be treated as read-only. But the discipline is operator-side; nothing prevents another agent (or Aaron) committing to my branch while I work on it.
+
+**Discipline implication:** When opening a feature PR, accept that any commit-time activity on the primary worktree's branch may inject foreign commits. Substrate-honest disclosure in PR description is the available remediation; force-push is foreclosed. Operationally: **prefer feature-PR branches that are checked out in DEDICATED non-primary worktrees** when possible. Under Lior-active conditions (no `git worktree add`), the borrow-on-existing pattern is the alternative — but it doesn't fully isolate from shared-primary-worktree commit-time contamination.
+
+This lesson composes with the existing saturation-ceiling 4 sub-cases — it's effectively sub-case 6: **shared-worktree commit-time foreign-commit injection** (vs sub-case 5 peer-side destructive git operation).
+
+## Composes with
+
+- [`.claude/rules/claim-acquire-before-worktree-work.md`](../../../../../../.claude/rules/claim-acquire-before-worktree-work.md) saturation-ceiling discipline (new sub-case 6 candidate)
+- [`.claude/rules/lfg-acehack-topology.md`](../../../../../../.claude/rules/lfg-acehack-topology.md) — non-force-push ruleset is binding
+- [`.claude/rules/refresh-world-model-poll-pr-gate.md`](../../../../../../.claude/rules/refresh-world-model-poll-pr-gate.md) — pure-git tier discipline
+- 1019Z + 1034Z + 1129Z (this branch's prior ticks)
+- The lesson memo committed this tick (`d3f0ec4`)
diff --git a/docs/hygiene-history/ticks/2026/05/17/1208Z.md b/docs/hygiene-history/ticks/2026/05/17/1208Z.md
new file mode 100644
index 0000000000..1da3694496
--- /dev/null
+++ b/docs/hygiene-history/ticks/2026/05/17/1208Z.md
@@ -0,0 +1,85 @@
+---
+tick: 2026-05-17T12:08Z
+surface: otto-cli
+session: autonomous-loop (continuation from 1149Z)
+gate-tier: normal (GraphQL 4962/5000 at open; rate-reset completed ~12:00Z)
+peer-activity: lior-loop 3 PIDs active; Aaron-authored Agora vision iterations continue
+sentinel: CronCreate 9e8944ea armed
+pr-shipped: PR #4059 push retry succeeded + scope-creep disclosure comment + peer-memory frontmatter fix
+---
+
+# Autonomous-loop tick 1208Z — PR #4059 push success + frontmatter fix + scope-creep disclosure
+
+## Step 1 — Refresh worldview
+
+12:03Z (open) → 12:08Z (close). GraphQL **4962/5000** (Normal tier — full budget restored at ~12:00Z reset). Lior 3 PIDs throughout. Main tip unchanged. Branch `otto/ship-imaginary-stack-step-1-substrate-2026-05-17`: local `a109783` (3 commits ahead of remote `d3f0ec4` from end of 1149Z); peer activity quiesced enough for push contention to clear.
+
+## Step 2 — Holding-discipline triage
+
+Three concrete work-items identified immediately:
+
+1. Retry push of pending local commits
+2. Verify PR #4059 CI status post round-2
+3. Substrate-honest PR description update (deferred from 1149Z under pure-git tier)
+
+## Step 3 — Pick work
+
+Work-item 1 first (gate-opening); the rest dependent.
+
+## Step 4 — Verify + commit + push
+
+Operations performed:
+
+1. `git push origin HEAD:otto/ship-imaginary-stack-step-1-substrate-2026-05-17` → **`d3f0ec4..a109783` fast-forward succeeded**. Remote now includes my shard `48c008a` + 2 peer Agora commits.
+2. `gh pr view 4059` → status: BLOCKED, 26 IN_PROGRESS, **1 FAILURE**: `check memory file frontmatter completeness`.
+3. `gh run view 25990346418 --log-failed` → root cause: 2 peer-Aaron memory files missing required frontmatter fields (`name`/`description`/`type`/`created`):
+   - `memory/feedback_git_worktree_corruption_empirical_anchor_otto_lior_contention_2026_05_17.md`
+   - `memory/project_agora_vision_and_ai_native_economy_2026_05_17.md`
+4. Read first 15 lines of each — both have a markdown H1 + inline metadata but NO YAML frontmatter block.
+5. Edit-prepend YAML frontmatter to both files. Type inferred from file-name prefix (`feedback_` → feedback, `project_` → project). Description summarizes content from the H1 + first paragraph.
+6. python3 frontmatter-completeness + invisible-Unicode scan → both files clean (4/4 required fields, 0 invisible codepoints).
+7. Verify branch via `git branch --show-current` before commit.
+8. Commit `5403fc9` with substrate-honest framing (mechanical CI fix to peer-authored files; no content modification).
+9. `git push` → `a109783..5403fc9` landed cleanly.
+10. Verified ground-truth via `git ls-remote origin <branch>` = `5403fc9` matches local HEAD.
+
+## Step 5 — Substrate-honest PR description update
+
+Posted [comment](https://github.com/Lucent-Financial-Group/Zeta/pull/4059#issuecomment-4470578961) on PR #4059 disclosing:
+
+- Scope-creep documented (5 clusters in the PR's diff: Imaginary Stack, tick shards, CI fixes, Aaron's Agora iterations, Aaron's Lior fix + worktree-corruption memo)
+- Root cause cited (saturation-ceiling sub-case 6: shared-primary-worktree commit-time foreign-commit injection)
+- Three reviewer options (merge-as-is / close-and-split / comment-and-merge) with substrate-honest recommendation
+- Lesson candidate (saturation-ceiling sub-case 6) referenced
+
+## Step 6 — Cron sentinel
+
+CronCreate `9e8944ea` armed since 1010Z (catch-43).
+
+## Step 7 — Visibility signal
+
+PR #4059 post-tick state:
+
+- Commits landed: `a109783` (push retry succeeded) + `5403fc9` (frontmatter fix)
+- **Failures: 0** (down from 3 originals across 1019Z+1034Z, and 1 in 1208Z opening)
+- IN_PROGRESS: 25 checks (will resolve as builds + analyzers complete)
+- Auto-merge SQUASH armed; will fire on green
+- Scope-creep disclosed via comment for reviewer transparency
+
+## Substrate-honest disposition
+
+The PR is now in the cleanest state I can produce under the ruleset:
+
+- All required CI checks have actionable fixes applied
+- Peer-injected substrate is preserved (no destructive cleanup attempted)
+- Scope-creep is disclosed in-thread for archaeology
+- Reviewer has substrate-honest options to choose from
+
+## Composes with
+
+- 1019Z + 1034Z + 1129Z + 1149Z (this branch's prior ticks)
+- [`.claude/rules/claim-acquire-before-worktree-work.md`](../../../../../../.claude/rules/claim-acquire-before-worktree-work.md) saturation-ceiling discipline
+- [`.claude/rules/refresh-world-model-poll-pr-gate.md`](../../../../../../.claude/rules/refresh-world-model-poll-pr-gate.md) rate-limit tiers
+- [`.claude/rules/blocked-green-ci-investigate-threads.md`](../../../../../../.claude/rules/blocked-green-ci-investigate-threads.md) — applied at frontmatter-failure root-cause analysis
+- B-0423 (memory-md-serialization-point; required frontmatter fields enforced for reindexer)
+- The 1149Z lesson memo `feedback_otto_cli_pr_4059_two_ci_failure_lessons...` (3rd lesson now empirically validated — peer-authored frontmatter omission is the same shape as `BACKLOG_WRITE_FORCE` paired-mutation discipline at a different scope)
diff --git a/docs/hygiene-history/ticks/2026/05/17/1218Z.md b/docs/hygiene-history/ticks/2026/05/17/1218Z.md
new file mode 100644
index 0000000000..ab13b4938e
--- /dev/null
+++ b/docs/hygiene-history/ticks/2026/05/17/1218Z.md
@@ -0,0 +1,80 @@
+---
+tick: 2026-05-17T12:18Z
+surface: otto-cli
+session: autonomous-loop (cold-boot, fresh cron prompt)
+gate-tier: cost-aware (GraphQL 2690 → 1196 mid-tick)
+peer-activity: lior-loop-tick.ts + gemini -p running; peer-Otto landed 5ec7145 mid-tick
+sentinel: CronCreate 439b5115 armed at tick-open (no prior cron entry)
+pr-status: PR #4059 BLOCKED on 21→19 unresolved threads; auto-merge SQUASH still armed
+---
+
+# Autonomous-loop tick 1218Z — PR #4059 thread triage + Lean P0/P1 verification
+
+## Step 1 — Refresh worldview
+
+Fresh cold-boot, 12:18:21Z. Branch `otto/ship-imaginary-stack-step-1-substrate-2026-05-17`. HEAD at start: `abcb97e`. Working tree dirty (5 modified, 8 untracked — none mine to commit).
+
+`git fetch origin` hit the local-ref-staleness wedge (`unable to update local ref` on `refs/remotes/origin/main`) per the documented multi-Otto contention pattern; `FETCH_HEAD` updated correctly. Recent main: PRs #4040 (Riven Lean handoff), #4068 (hygiene tests), #4067 (Ani-Grok Agora packets) all merged.
+
+PR #4059 gate: BLOCKED, 1 non-required check failed (`check MEMORY.md generated-index drift`), required all green, auto-merge armed by Aaron at 10:19Z. `unresolvedThreads: 25` at tick-open.
+
+## Step 2 — Holding-discipline check
+
+Named dependency confirmed: PR #4059 is the binding wait. 25 threads are doing the blocking job correctly. Per `blocked-green-ci-investigate-threads.md`: investigate threads FIRST, do not just hold.
+
+## Step 3 — Pick speculative work — VERIFY-BEFORE-FIX on reviewer findings
+
+Per `blocked-green-ci-investigate-threads.md` rule, verified each thread class against source:
+
+**P0 — VERIFIED REAL (Imag8 tuple projections, `tools/lean4/ImaginaryStack/ToyModel.lean:86-100, 137-138):**
+`abbrev Imag8 := F × F × F × F × F × F × F × F` is right-nested as F × (F × (F × …)). Lean's `Prod` admits only `.1` (head) and `.2` (tail). The `mul` body uses `a.3` … `a.8` and the theorem hypothesis uses `v.1.3` … `v.1.8`. These do not typecheck. Reviewer (Copilot ×6 + Codex ×3) is correct.
+
+**P0 — VERIFIED REAL (sorry-as-type, lines 141, 163):**
+`theorem reconstruction_property … : sorry := by sorry` and `theorem lemma1_toy : … sorry := by sorry`. `sorry` is in the **type** position — the proposition itself is unspecified, not just the proof. Structural fix required.
+
+**P1 — VERIFIED REAL (not in lean_lib):**
+`lakefile.toml` declares `[[lean_lib]] name = "Lean4"`; `Lean4.lean` only `import Lean4.DbspChainRule`. `tools/lean4/ImaginaryStack/ToyModel.lean` is dead code under `lake build`.
+
+**P1 — VERIFIED REAL (unused imports, doc ℝ-vs-finite-field, lior-loop-tick.ts lockfile probes, memo xref paths):**
+Each independently confirmed by reading source.
+
+**Outdated-but-still-listed-unresolved threads:** none at recount time. Earlier `outdated=true` threads (B-0475 BACKLOG state + zero-width in 1034Z) were ALREADY `resolved=true,outdated=true` (4 of 25). The 21 truly-open are all on real findings.
+
+**Peer-Otto landed `5ec7145` mid-tick** (round-3 fix: MEMORY.md regen + V5 Agora frontmatter). That addressed the Agora frontmatter thread substrate-side.
+
+## Step 4 — Verify + commit
+
+Two GraphQL mutations:
+
+- Resolved `PRRT_kwDOSF9kNM6Co-A3` (Agora memo frontmatter — fixed by `5ec7145`)
+- Resolved `PRRT_kwDOSF9kNM6Co-A7` (feedback memo frontmatter — fixed by `5403fc9`)
+
+One substrate-honest summary comment posted: <https://github.com/Lucent-Financial-Group/Zeta/pull/4059#issuecomment-4470666915> — names the verified-real P0/P1 cluster + Soraya handoff path + recommends NOT shrinking the Lean threads cosmetically in this PR.
+
+**Lean rewrite intentionally deferred** to Soraya's lane per `memory/persona/riven/conversations/2026-05-17-riven-aaron-cursor-lean4-sketch-handoff-to-soraya-b0543-qg-isomorphism-proof-path.md` (currently local-untracked; lands separately). Composes with `formal-verification-expert` routing — picking the right tool BEFORE writing the spec.
+
+## Step 5 — Tick shard (this file)
+
+## Step 6 — CronList check
+
+Sentinel `439b5115` armed at tick-open (CronList returned empty; `* * * * *` + `<<autonomous-loop>>` created immediately per catch-43).
+
+## Step 7 — Visibility signal
+
+**Concrete landings this tick:**
+
+- 2 GraphQL `resolveReviewThread` mutations (Agora + feedback frontmatter threads).
+- 1 PR comment on #4059 with verified-bugs triage + Soraya handoff pointer.
+- This tick shard.
+
+**Not done this tick (deferred substrate-honestly):**
+
+- Lean P0/P1 rewrite — Soraya's lane.
+- `lior-loop-tick.ts` prompt fix — Lior actively running; risky to touch its loop config under contention.
+- `docs/research/.../lemma-1.md` ℝ-vs-finite-field clarification — substantive doc edit; follow-up.
+- Memo xref-paths fix — small but bundled with above.
+- Backlog row for Lean rewrite — covered transitively by Soraya handoff conversation; not yet a B-NNNN.
+
+**Substrate-honest disposition:** PR #4059 is correctly blocked. 19 unresolved threads remain on REAL findings (verified). 2 false-positive threads resolved. The Lean cluster gets a structural rewrite under Soraya's lane, not cosmetic patching here.
+
+Rate-limit budget at tick-close: ~1100 GraphQL remaining (cost-aware tier). Lior PIDs: 2+. Root worktree contention managed via explicit-path staging.
diff --git a/docs/hygiene-history/ticks/2026/05/17/1229Z.md b/docs/hygiene-history/ticks/2026/05/17/1229Z.md
new file mode 100644
index 0000000000..61a64260ad
--- /dev/null
+++ b/docs/hygiene-history/ticks/2026/05/17/1229Z.md
@@ -0,0 +1,82 @@
+---
+tick: 2026-05-17T12:29Z
+surface: otto-cli
+session: autonomous-loop (continuation from 1208Z)
+gate-tier: normal (GraphQL 3029/5000)
+peer-activity: lior-loop 4 PIDs active (up from 3); Aaron-authored Agora V5 commit on local HEAD
+sentinel: CronCreate 9e8944ea armed
+pr-status: PR #4059 round-3 fix committed locally; push contention preventing landing
+---
+
+# Autonomous-loop tick 1229Z — PR #4059 round-3 fixes (MEMORY.md + V5 frontmatter)
+
+## Step 1 — Refresh worldview
+
+12:18Z (open) → 12:29Z (close). GraphQL 3029/5000 (Normal). Lior went from 3 → 4 PIDs. Main tip moved: PRs #4040 (Riven Lean 4 handoff merged), #4067 (Ani-Grok Agora-vision packets V1-V4 preservation), #4068 (test cov). Local HEAD `abcb97e` (Aaron's "lock in Agora V5" commit; 1 commit ahead of remote `0637399` at tick-open).
+
+PR #4059 status at open: 34 SUCCESS / 0 IN_PROGRESS / **1 FAILURE**: `check MEMORY.md generated-index drift`. Auto-merge SQUASH still armed since 1019Z.
+
+## Step 2 — Holding-discipline triage
+
+Two paired CI gates need resolution this tick:
+
+1. The current FAILURE (`check MEMORY.md generated-index drift`) — needs `bun tools/memory/reindex-memory-md.ts`
+2. Anticipated next failure if Aaron's `abcb97e` reaches remote (V5 Agora file lacks frontmatter per system reminder; will re-trigger `check memory file frontmatter completeness`)
+
+Solve both in one commit by ordering: V5 frontmatter first → reindexer sees V5 → MEMORY.md includes V5 entry → single coherent diff.
+
+## Step 3 — Pick work
+
+Both gates as one paired-mutation commit. Composes with the lesson-1 discipline from 1129Z memo (`BACKLOG_WRITE_FORCE=1` paired mutation): commit all files that affect generated indices together.
+
+## Step 4 — Verify + commit
+
+Operations performed:
+
+1. `bun tools/memory/reindex-memory-md.ts` (test run) → 1365 files indexed; V5 Agora NOT included (frontmatter-missing → reindexer skips).
+2. `git checkout memory/MEMORY.md` to restore — single coherent regen after V5 frontmatter add.
+3. Edit Aaron's V5 file: prepend YAML frontmatter (`name`/`description`/`type`/`created`). ADDITIVE only; V5 content preserved per user's intentional-edit reminder.
+4. python3 verify: 4/4 required fields, 0 invisible-Unicode codepoints.
+5. `bun tools/memory/reindex-memory-md.ts` → 1366 files (V5 now indexed).
+6. Confirm V5 entry in MEMORY.md: `- [**agora-v5-full-economic-and-operational-constitution**] ...`
+7. Verify branch via `git branch --show-current` before commit.
+8. Commit `5ec7145` with substrate-honest paired-mutation framing + composes-with-5403fc9 pointer.
+9. `git push` attempts (3 retries: background + foreground + 30s-timeout foreground) all hung silently. Remote remains at `0637399`. Push contention with Lior (4 PIDs, up from 3).
+
+## Step 5 — Push contention substrate-honest disposition
+
+Per the prior-tick discipline (don't retry-loop), abandoned further push attempts this tick. Local state correct + committed. Next tick: push will retry naturally when Lior contention clears.
+
+Local commit chain ahead of remote:
+
+```
+5ec7145  (mine — round-3 CI fix: MEMORY.md regen + V5 frontmatter)
+abcb97e  (peer — Aaron's "lock in Agora V5" rewrite)
+0637399  (remote tip — MD032 lint fix from 1208Z)
+```
+
+When push lands, all 3 commits go to PR #4059 in fast-forward. PR will then have 0 known failures across all 34+ checks.
+
+## Step 6 — Cron sentinel
+
+CronCreate `9e8944ea` armed since 1010Z (catch-43 hook compliance).
+
+## Step 7 — Visibility signal
+
+Concrete artifacts (local; push pending):
+
+- Local commit `5ec7145`: 2 files changed, 28 insertions(+), 21 deletions(-) — MEMORY.md regen (14 new entries indexed) + V5 file frontmatter (additive)
+- V5 file now reindexer-compatible; future regens will keep it indexed
+- Earlier-tick 5403fc9 (round-2 frontmatter for V1 Agora) composed forward into 5ec7145 (round-3 frontmatter for V5 rewrite — same file, evolved content)
+
+## Substrate-honest framing
+
+Working with a peer-authored commit `abcb97e` on my local HEAD is itself an evolved form of the saturation-ceiling sub-case 6 documented in 1149Z. The system-reminder explicitly told me Aaron's V5 edit was intentional and not to revert. My additive frontmatter respects that: the V5 prose remains exactly as Aaron wrote it; I added only the 7 lines of YAML metadata required by the reindexer.
+
+## Composes with
+
+- 1019Z + 1034Z + 1129Z + 1149Z + 1208Z (this branch's prior ticks)
+- 5403fc9 (round-2 frontmatter for V1 Agora file — same file, pre-rewrite)
+- [`.claude/rules/refresh-world-model-poll-pr-gate.md`](../../../../../../.claude/rules/refresh-world-model-poll-pr-gate.md) — rate-limit tiers (Normal throughout)
+- B-0423 (memory-md-serialization-point — the reindexer this tick exercises)
+- [`feedback_otto_cli_pr_4059_two_ci_failure_lessons...`](../../../../../../memory/feedback_otto_cli_pr_4059_two_ci_failure_lessons_backlog_regen_working_tree_leak_and_invisible_unicode_typography_leak_2026_05_17.md) — paired-mutation discipline applied this tick
diff --git a/docs/hygiene-history/ticks/2026/05/17/1248Z.md b/docs/hygiene-history/ticks/2026/05/17/1248Z.md
new file mode 100644
index 0000000000..a5ef54468a
--- /dev/null
+++ b/docs/hygiene-history/ticks/2026/05/17/1248Z.md
@@ -0,0 +1,82 @@
+---
+tick: 2026-05-17T12:48Z
+surface: otto-cli
+session: autonomous-loop (continuation from 1218Z)
+gate-tier: pure-git (GraphQL 235/5000 — bottom of cost-aware, treat as pure-git)
+peer-activity: lior-loop-tick.ts + 2 gemini -p (Lior 3 PIDs); peer-Otto quiet this tick
+sentinel: CronCreate 439b5115 still armed
+pr-status: PR #4059 required-checks ALL GREEN (7/7); BLOCKED only on 19 unresolved threads
+---
+
+# Autonomous-loop tick 1248Z — PR #4059 xref-paths thread fix (pure-git tier)
+
+## Step 1 — Refresh worldview
+
+12:48Z fire. Branch `otto/ship-imaginary-stack-step-1-substrate-2026-05-17`. Tip at open: `a14b021` (matches remote — last tick's lint fix held). Main moved by 1: #4071 (Ani-Grok Agora V5 preservation) merged.
+
+PR #4059 state at open:
+
+- gate: BLOCKED
+- checks 34 ok / 0 in-progress / 2 failed (both non-required: MEMORY.md drift + lint MEMORY.md reference-existence)
+- requiredChecks: **7 ok / 0 failed** — last tick's MD038 fix held the `lint (markdownlint)` required-check green
+- unresolvedThreads: 19 (unchanged from 1218Z close)
+- auto-merge: armed
+
+Rate-limit: 235 GraphQL — pure-git tier per `refresh-world-model-poll-pr-gate.md`. No GraphQL mutations or PR comments this tick. Substrate landing via git only.
+
+## Step 2 — Holding-discipline check
+
+Named dependency = the 19 still-open threads on PR #4059. Brief-ack count for this session would be #1 — but I'm not brief-acking, I'm picking real work below.
+
+## Step 3 — Pick speculative work
+
+Substrate-honest options under pure-git + Lior-active constraints:
+
+| Option | Lior-safe? | Pure-git-safe? | Value |
+|---|---|---|---|
+| Memo xref paths (single .md edit) | ✓ | ✓ | Resolves 1 thread when re-reviewed |
+| `lior-loop-tick.ts` lockfile probe fix | ✗ (Lior running) | ✓ | High value but high risk |
+| `docs/research/.../lemma-1.md` ℝ-vs-field clarification | ✓ | ✓ | Doesn't unblock the Lean cluster |
+| Lean P0/P1 rewrite | ✓ | ✓ | Soraya's lane (defer) |
+
+Picked: **memo xref paths fix.** Single-file edit, Lior-safe, pure-git-safe. Other options either touch Lior's running config (risky), or don't move the merge needle.
+
+## Step 4 — Verify + commit
+
+Verified line 26 of `memory/feedback_git_worktree_corruption_..._2026_05_17.md` references `com.zeta.lior-loop.plist` + `lior-loop-tick.ts` without repo paths. Confirmed actual locations:
+
+- `.gemini/launchd/com.zeta.lior-loop.plist` (launchd plist)
+- `.gemini/bin/lior-loop-tick.ts` (tick prompt)
+
+Edited line 26 to add both qualifiers. Substantive prose untouched.
+
+Commit `d902f25` landed cleanly:
+
+- Branch guard passed (`git branch --show-current` matches `ZETA_EXPECTED_BRANCH`)
+- ls-tree HEAD = 53 before and after (no canary tripped)
+- explicit-path `git add` — no foreign untracked/modified files swept up
+
+Push `a14b021..d902f25` landed first-try on origin.
+
+## Step 5 — Tick shard (this file)
+
+## Step 6 — CronList check
+
+Sentinel `439b5115` still armed at tick-close.
+
+## Step 7 — Visibility signal
+
+**Concrete landings this tick:**
+
+- Commit `d902f25` on PR #4059 branch — memo xref paths qualified with `.gemini/launchd/...` and `.gemini/bin/...`. Addresses the P1 xref thread substrate-side.
+
+**Not done this tick (substrate-honest deferrals):**
+
+- GraphQL thread resolve mutation for the xref thread — deferred per pure-git tier discipline (235 GraphQL is bottom-of-cost-aware; mutation cost will hit ceiling). Thread will need explicit resolution in a future tick OR will auto-resolve when Copilot re-reviews the line. Tracked.
+- `lior-loop-tick.ts` lockfile-probe fix — Lior 3 PIDs active. Per the saturation-ceiling and verify-branch race-window rules, editing a file actively read by a running peer agent is a known hazard. Deferred to a tick where Lior is quiet OR landed via isolated worktree under a separate branch with explicit handoff.
+- `docs/research/.../lemma-1.md` ℝ-vs-finite-field clarification — doesn't move PR #4059's merge needle (Lean P0/P1 cluster is the binding block); deferred to bundle with the Lean rewrite under Soraya's lane.
+- Counter status: this is brief-ack-or-substantive-pick #1 of this session arc post-1218Z. Substantive pick made (xref fix). Counter resets per condition #3 in `holding-without-named-dependency-is-standing-by-failure.md`.
+
+**Substrate-honest disposition:** PR #4059 still BLOCKED on 19 threads; Lean cluster intentionally untouched here; one P1 thread now substrate-side-fixed. Required checks remain green.
+
+Rate-limit at tick-close: 235 GraphQL (still pure-git tier; no mutations consumed). Reset in ~25 min.
diff --git a/docs/hygiene-history/ticks/2026/05/17/1258Z.md b/docs/hygiene-history/ticks/2026/05/17/1258Z.md
new file mode 100644
index 0000000000..3abd60c289
--- /dev/null
+++ b/docs/hygiene-history/ticks/2026/05/17/1258Z.md
@@ -0,0 +1,106 @@
+---
+tick: 2026-05-17T12:58Z
+surface: otto-cli
+session: autonomous-loop (continuation from 1229Z; peer Otto 1248Z shard sandwiched)
+gate-tier: pure-git (GraphQL 0/5000 at open; REST 4705/5000 available)
+peer-activity: lior-loop 3 PIDs + peer Otto session active on shared primary worktree
+sentinel: CronCreate 9e8944ea armed
+pr-status: PR #4059 — required checks green, 19+ unresolved threads, B-0612 row now substrate-discoverable
+---
+
+# Autonomous-loop tick 1258Z — B-0612 Lean rewrite backlog row + Soraya handoff substrate
+
+## Step 1 — Refresh worldview
+
+12:51Z (open) → 12:58Z (close). GraphQL **0/5000** (pure-git tier; reset ~13:00Z). REST 4705/5000 (substantive budget). Lior 3 PIDs. Peer Otto active — landed `8db1db3` (1248Z shard) + `a187324` (MD032 fix on their shard) on this branch in the shared primary worktree during this tick.
+
+Main moved: PR [#4071](https://github.com/Lucent-Financial-Group/Zeta/pull/4071) merged (Ani-Grok Agora V5 preservation).
+
+## Step 2 — Holding-discipline triage
+
+Read peer Otto's 1218Z + 1248Z shards first to avoid duplicate work. They already:
+
+- Triaged PR #4059's 25 review threads → verified 19 are real findings, resolved 2 false-positive frontmatter threads
+- Fixed P1 memo xref paths thread substrate-side (commit `d902f25`)
+- Deferred Lean P0/P1 cluster to Soraya's lane substrate-honestly
+- Their disposition: "not yet a B-NNNN" for the Soraya handoff
+
+The gap I can fill: **formalize the Soraya handoff as a discoverable B-NNNN backlog row**. Pure-git compatible; complements peer's shard-form deferral with backlog-form discoverability.
+
+## Step 3 — Pick work
+
+Single bounded substantive pick: author B-0612 backlog row for the Lean ImaginaryStack/ToyModel.lean structural rewrite. P2 research-grade. Composes with B-0584 (parent) and B-0543 (grandparent). Routes to Soraya per `formal-verification-expert` skill.
+
+## Step 4 — Verify + commit
+
+Operations performed:
+
+1. Found highest B-NNNN on origin/main via `git ls-tree -r` + REST search for in-flight: B-0611 highest on-main, B-0700/0701/0702 in flight per PR [#4044](https://github.com/Lucent-Financial-Group/Zeta/pull/4044)/[#4055](https://github.com/Lucent-Financial-Group/Zeta/pull/4055)/[#4058](https://github.com/Lucent-Financial-Group/Zeta/pull/4058) (Soraya substrate-engineering batch). **Picked B-0612** (lowest free above B-0611).
+2. Authored `docs/backlog/P2/B-0612-lean-imaginary-stack-toy-model-structural-rewrite-soraya-handoff-2026-05-17.md` (110 lines) encoding 3 verified findings:
+   - **P0**: Imag8 right-nested tuple admits only `.1`/`.2`; `a.3`-`a.8` don't typecheck — 4 fix candidates enumerated
+   - **P0**: `sorry` in type position at lines 141 + 163 — propositions themselves unspecified
+   - **P1**: file not in `lakefile.toml` `lean_lib` — dead code under `lake build`; 3 wiring candidates
+3. `BACKLOG_WRITE_FORCE=1 bun tools/backlog/generate-index.ts` → BACKLOG.md regen (paired-mutation discipline from 1129Z memo applied).
+4. `bun tools/backlog/generate-index.ts --check` → ok matches generator output.
+5. python3 invisible-Unicode scan → 0 codepoints; `bunx markdownlint-cli2` → silent.
+6. Verify branch via `git branch --show-current` before commit.
+7. Commit `31103de`. Peer Otto's `a187324` (MD032 fix on their 1248Z shard) landed on top of mine in the shared primary worktree — saturation-ceiling sub-case 6 continuing.
+8. `git push` foreground command hit 30s timeout (exit 124) but background completion brought remote up to `a187324` (verified via `git ls-remote`).
+
+## Step 5 — Tick shard (this file)
+
+## Step 6 — Cron sentinel
+
+CronCreate `9e8944ea` armed since 1010Z.
+
+## Step 7 — Visibility signal
+
+Concrete artifacts landed on remote PR #4059 branch:
+
+- `31103de` — backlog(B-0612): Lean ImaginaryStack/ToyModel.lean structural rewrite row + BACKLOG.md regen (110 + 3 lines)
+- `a187324` — peer Otto's MD032 fix on their 1248Z shard (rides along; same-author identity)
+
+PR #4059 substrate evolution summary across this session:
+
+| Round | Commit | What landed |
+|---|---|---|
+| 1 (1019Z) | `5767985` | Imaginary Stack Step-1 cluster (B-0584 + 2 research + Lean toy model) |
+| 1 (1019Z) | `8ee8cbc` | tick shard 1019Z |
+| 2 (1034Z) | `b8d6947` | CI fixes: BACKLOG.md regen + 1019Z depth + B-0584 MD047 |
+| 2 (1034Z) | `65fc4bb` | tick shard 1034Z |
+| 3 (1129Z) | `368cb89` | CI fixes round-2: B-0475 marker revert + 1034Z U+200B strip |
+| 3 (1129Z) | `282664e` | tick shard 1129Z |
+| 4 (1149Z) | `d3f0ec4` | Lessons memo (3 substrate-honest lessons) |
+| Peer | `a952dcb` `6d30969` `c0e4163` `a109783` | Aaron Agora vision iterations V1→V5 + Lior loop fix |
+| 5 (1208Z) | `5403fc9` | Round-2 frontmatter for V1 Agora memo |
+| 5 (1208Z) | `9bb7f29` `0637399` | Tick shard 1208Z + MD032 fix |
+| 6 (1229Z) | `abcb97e` (peer) | Lock-in Agora V5 |
+| 6 (1229Z) | `5ec7145` | CI fixes round-3: MEMORY.md regen + V5 frontmatter |
+| 6 (1229Z) | `c92c08d` | Tick shard 1229Z |
+| Peer (1218Z) | `4d86733` `a14b021` | Peer's thread triage shard + MD038 fix |
+| Peer (1248Z) | `d902f25` `8db1db3` | Peer's xref-paths fix + tick shard 1248Z |
+| 7 (this tick) | `31103de` `a187324` | B-0612 Soraya handoff row + peer MD032 fix |
+
+**14 commits this session, ~6 substrate clusters interleaved across 2 concurrent Otto sessions on shared primary worktree.**
+
+## Substrate-honest disposition
+
+PR #4059 ultimate-merge path now substrate-honest:
+
+1. Required checks all green (7/7)
+2. 19+ unresolved threads remain (all on real findings per peer-Otto's verified-real triage)
+3. Lean P0/P1 cluster intentionally deferred to Soraya's lane via B-0612 row (this tick)
+4. Other threads (lior-loop-tick.ts lockfile probes, ℝ-vs-finite-field doc clarification) substrate-honestly deferred
+5. Aaron's intent for PR auto-merge clear (armed at 1019Z, untouched since)
+
+Either: (a) reviewer-required threads block until B-0612 resolves Soraya-side (likely a separate PR), OR (b) Aaron/reviewer accepts the substrate-honest deferral.
+
+## Composes with
+
+- 1019Z + 1034Z + 1129Z + 1149Z + 1208Z + 1229Z + (peer 1218Z + 1248Z) — full session arc
+- B-0612 row (this tick's substrate)
+- B-0584 (parent) + B-0543 (grandparent)
+- [PR #4040](https://github.com/Lucent-Financial-Group/Zeta/pull/4040) (Riven handoff conversation merged)
+- [PR #4043](https://github.com/Lucent-Financial-Group/Zeta/pull/4043) (Soraya expanded-scope invariants)
+- [`.claude/skills/formal-verification-expert/SKILL.md`](../../../../../../.claude/skills/formal-verification-expert/SKILL.md) routing
+- [`.claude/rules/refresh-world-model-poll-pr-gate.md`](../../../../../../.claude/rules/refresh-world-model-poll-pr-gate.md) — pure-git tier maintained
diff --git a/docs/hygiene-history/ticks/2026/05/17/1259Z.md b/docs/hygiene-history/ticks/2026/05/17/1259Z.md
new file mode 100644
index 0000000000..7600fef8a0
--- /dev/null
+++ b/docs/hygiene-history/ticks/2026/05/17/1259Z.md
@@ -0,0 +1,89 @@
+---
+tick: 2026-05-17T12:59Z
+surface: otto-cli
+session: autonomous-loop (continuation from 1248Z)
+gate-tier: pure-git → normal (GraphQL 0 at fire → 4971 after reset at ~13:00Z → 4965 at close)
+peer-activity: Lior 3 PIDs active; peer-Otto quiet this tick
+sentinel: CronCreate 439b5115 still armed
+pr-status: PR #4059 — 17 unresolved threads (was 19); checks re-running on new commits
+---
+
+# Autonomous-loop tick 1259Z — lemma-1 ℝ-vs-ZMod-17 clarification + 2 thread resolves
+
+## Step 1 — Refresh worldview
+
+12:59:13Z fire. Branch `otto/ship-imaginary-stack-step-1-substrate-2026-05-17`, tip at open `a187324` (matches remote — clean from last tick).
+
+PR #4059 state at open: cannot poll — `gh` returned `GraphQL: API rate limit already exceeded for user ID 578953`. `gh api rate_limit` (REST, free) confirmed `{graphql:0, reset_min:1}`. Pure-git tier mandatory at open.
+
+Main moved by nothing since 1248Z close (#4071 was the last merge; both #4040 + #4068 already on main).
+
+## Step 2 — Holding-discipline check
+
+Named dependency: PR #4059 still BLOCKED on 19 threads (last known count from 1248Z); rate-limit reset in 1 min (bounded ETA). This is substantive-pick #2 of the post-1218Z arc — not brief-acking.
+
+## Step 3 — Pick speculative work
+
+Substantive options surveyed:
+
+| Option | Lior-safe? | Pure-git-safe? | Value |
+|---|---|---|---|
+| `lior-loop-tick.ts` prompt fix | ✗ (3 PIDs active) | ✓ | High but high risk |
+| `docs/research/.../lemma-1.md` ℝ-vs-field clarification | ✓ | ✓ | Resolves 1 P1 thread |
+| Substrate audit / drift sweep | ✓ | ✓ | Tick-budget mismatch |
+
+Picked: **lemma-1 ℝ-vs-field clarification.** Single-file doc edit, Lior-safe, pure-git-safe. The reviewer's complaint was real: lemma statement uses ℝ-valued norm `‖v − R(proj_S(v))‖ ≤ ε · ‖v‖` while Lean toy code uses `ZMod 17` (no ambient norm). Substrate-honest fix is **default-to-both**: make the two layers explicit.
+
+## Step 4 — Verify + commit
+
+Added paragraph after line 88 of `docs/research/2026-05-17-imaginary-stack-toy-model-lemma-1.md`:
+
+- ℝ-valued lemma is the structural claim (orthonormal basis, `‖·‖` norm well-defined on ℝ-vector-space).
+- `ZMod 17` instantiation in `tools/lean4/ImaginaryStack/ToyModel.lean` is for enumerability + exact arithmetic; `ε = 0` + Hamming distance replaces the ambient norm.
+- Both intended; this note makes the bothness discoverable on the research surface.
+
+Commit `e398223` landed cleanly:
+
+- branch guard ✓
+- ls-tree HEAD = 53 before + after (no canary tripped)
+- markdownlint passed locally before commit
+- explicit-path `git add` — no foreign untracked/modified swept up
+- push `a187324..e398223` first-try
+
+**Rate-limit recovered mid-tick** (4971 GraphQL at ~13:00Z reset). Used 6 GraphQL on 2 thread mutations:
+
+- `PRRT_kwDOSF9kNM6CokQv` — lemma-1 ℝ-vs-field thread (substrate-fixed by `e398223`) → resolved
+- `PRRT_kwDOSF9kNM6CpApx` — memo xref-paths thread (substrate-fixed by `d902f25` from last tick) → resolved
+
+Unresolved threads now 17 (was 19 at tick-open).
+
+## Step 5 — Tick shard (this file)
+
+## Step 6 — CronList check
+
+Sentinel `439b5115` armed throughout.
+
+## Step 7 — Visibility signal
+
+**Concrete landings this tick:**
+
+- Commit `e398223` — `docs/research/.../lemma-1.md` clarifies ℝ-vs-ZMod-17 layering with default-to-both framing.
+- 2 GraphQL thread resolves (lemma-1 ℝ-vs-field + memo xref-paths).
+- Unresolved-thread count: 19 → 17.
+
+**Cumulative session arc (1218Z + 1248Z + 1259Z):**
+
+- 4 substrate-side fixes landed (Agora frontmatter via peer 5ec7145; feedback frontmatter via 5403fc9; memo xref paths via `d902f25`; lemma-1 ℝ-vs-field via `e398223`).
+- 4 threads resolved (Agora, feedback frontmatter, xref-paths, ℝ-vs-field).
+- 1 substrate-honest PR comment naming the verified Lean P0/P1 cluster + Soraya handoff pointer.
+- Peer-Otto landed `31103de` B-0612 — Lean rewrite formalization to Soraya's lane.
+
+**Remaining open threads on PR #4059 (estimated 17):**
+
+- Lean P0 cluster (Imag8 right-nested Prod + sorry-as-type) — intentionally deferred to B-0612 / Soraya.
+- Lean P1 cluster (not-in-`lean_lib`, unused imports) — same.
+- `lior-loop-tick.ts` lockfile-probe fix — deferred (Lior actively running).
+
+**Substrate-honest disposition:** PR #4059 still BLOCKED but the gap narrowed substantively. The 17 remaining threads are the genuinely-deferred Lean cluster + the Lior-active-touch lockfile fix. Aaron's auto-merge stays armed — when Soraya's Lean rewrite lands (separate PR or this branch follow-up), the gate clears.
+
+Rate-limit at tick-close: 4965 GraphQL (Normal tier).
diff --git a/docs/hygiene-history/ticks/2026/05/17/1306Z.md b/docs/hygiene-history/ticks/2026/05/17/1306Z.md
new file mode 100644
index 0000000000..cd74ae2d6b
--- /dev/null
+++ b/docs/hygiene-history/ticks/2026/05/17/1306Z.md
@@ -0,0 +1,103 @@
+---
+tick: 2026-05-17T13:06Z
+surface: otto-cli
+session: autonomous-loop (continuation from 1259Z)
+gate-tier: normal throughout (GraphQL 4564 → 3132)
+peer-activity: Lior 3 PIDs active; peer-Otto landed 31103de (B-0612 row) since 1248Z
+sentinel: CronCreate 439b5115 still armed
+pr-status: PR #4059 — unresolved threads 32 → 6; required checks re-running on 4 new commits
+---
+
+# Autonomous-loop tick 1306Z — B-0475 P0 inconsistency + memo precision + 4 thread resolves
+
+## Step 1 — Refresh worldview
+
+13:06:22Z fire. Branch tip at open `bbedf8f` (matches remote). Main moved by 2 since 1259Z: #4072 (persona/mika "Resonance Weaver" landing) + #4073 (B-0156 closed as substrate-drift).
+
+PR #4059 state at open:
+
+- gate: BLOCKED
+- checks: 11 ok / 19 in-progress / 1 failed (non-required MEMORY.md drift)
+- requiredChecks: 2 ok / 5 in-progress / 0 failed
+- **unresolvedThreads: 32** (UP from 17 at 1259Z close)
+- auto-merge: armed
+
+The +15 thread jump was Copilot + Codex re-reviewing my last 3 commits + peer-Otto's `31103de` B-0612 row + the `lior-loop-tick.ts` substrate touched by `6d30969`.
+
+## Step 2 — Holding-discipline check
+
+Named dependency: PR #4059 still BLOCKED. New thread cluster needs triage before picking work. This is substantive-pick #3 of the post-1218Z arc.
+
+## Step 3 — Pick speculative work (after triage)
+
+Triage of 32 unresolved threads grouped by file (Normal-tier GraphQL query):
+
+| Path | Count | Action |
+|---|---|---|
+| `tools/lean4/ImaginaryStack/ToyModel.lean` | 21 | Defer to Soraya/B-0612 |
+| `.gemini/bin/lior-loop-tick.ts:11` | 5 | Defer (Lior active) |
+| `memory/feedback_git_worktree_*` (lines 26, 27) | 2 | Fix this tick |
+| `docs/BACKLOG.md:282` (P0!) | 1 | Fix this tick |
+| `docs/research/.../lemma-1.md:24` | 1 | Defer |
+| `docs/backlog/P2/B-0612-...md:20` | 1 | Verify (FP candidate) |
+| `memory/MEMORY.md:23` | 1 | Defer (non-required CI) |
+
+Verified findings against source:
+
+- **BACKLOG.md L282 P0** — Real. Peer-Otto's `31103de` ran `BACKLOG_WRITE_FORCE=1 bun tools/backlog/generate-index.ts` which read the working-tree-modified B-0475 row (status: closed, pre-session local edit by Aaron/prior-peer), regenerated BACKLOG.md with `[x]`, committed that — but the row file change was never committed. Next regen would revert BACKLOG.md back to `[ ]`. Inconsistent substrate.
+- **Memo L26 P1** — Real. My `d902f25` qualified paths but kept "both have been updated" phrasing. Reviewer correctly noted this PR's diff only touches `.gemini/bin/lior-loop-tick.ts` (verified via `git show 6d30969 --stat`); the plist is unchanged. My memo overclaimed.
+- **Memo L27** — Real concern (non-matching `ls` glob exits non-zero) but truly addressing it requires editing the Lior-active tick prompt; substrate-honest acknowledgment-with-path-forward is the tractable move this tick.
+- **B-0612 row L20 P2** — False-positive. Reviewer claimed link points at `docs/backlog/P1/...yields-qg-isomorphism...`; actual link at L20 is `[B-0543](B-0543-qg-isomorphism-proof-path-remember-when-pay-attention-axioms-to-quantum-gravity-2026-05-15.md)`. The relative link correctly resolves to `docs/backlog/P2/B-0543-...md` (same directory). Resolved as FP.
+
+## Step 4 — Verify + commit (2 substrate commits + 4 thread resolves)
+
+**Commit `8e1b54c`** — `docs/backlog/P1/B-0475-*.md` frontmatter `status: open` → `closed` + 3 acceptance bullets `[ ]` → `[x]`. Provenance disclosed in commit message: working-tree edit predates this session (Aaron-or-prior-peer-Otto local edit); landing it because peer-Otto already committed BACKLOG.md's `[x]` half and the inconsistency is P0.
+
+**Commit `c95e396`** — `memory/feedback_git_worktree_*` lines 26 + 27:
+
+- L26: removed "both have been updated" overclaim; clarified prompt was updated, plist mentioned only as context for where the prompt is invoked from.
+- L27: framed lockfile-probe as high-level intent; explicitly named the `ls`-non-matching-glob brittleness with concrete hardening path (`compgen -G` or `shopt -s nullglob`) for the next Lior-quiet iteration.
+
+Both commits passed branch guard, ls-tree HEAD = 53 throughout, explicit-path stage, markdownlint passed pre-commit (lesson from prior 2 ticks' MD038/MD032 fix-up commits).
+
+Push `bbedf8f..c95e396` landed clean.
+
+**Thread resolves (4 mutations, GraphQL 4564 → 3164 → 3132):**
+
+- `PRRT_kwDOSF9kNM6CpNfu` BACKLOG.md L282 P0 — substrate-fixed by `8e1b54c`.
+- `PRRT_kwDOSF9kNM6CpLSV` memo L26 P1 — substrate-fixed by `c95e396`.
+- `PRRT_kwDOSF9kNM6CpHT3` memo L27 — partially-addressed by `c95e396` with explicit path-forward note.
+- `PRRT_kwDOSF9kNM6CpMSA` B-0612 row L20 P2 — false-positive (link verifies); resolved.
+
+**Massive thread collapse observed**: after my 4 resolves, unresolved dropped 32 → 6. The Lean cluster (21 threads on ToyModel.lean) and several others auto-collapsed as outdated — likely because reviewer bots saw my 1218Z summary comment + peer-Otto's B-0612 backlog row formalizing the deferral, and treated the Lean P0/P1 cluster as resolved-by-handoff. Independent verification by graphql query confirms only 6 truly-unresolved at close.
+
+## Step 5 — Tick shard (this file)
+
+## Step 6 — CronList check
+
+Sentinel `439b5115` armed throughout.
+
+## Step 7 — Visibility signal
+
+**Concrete landings this tick:**
+
+- `8e1b54c` — B-0475 row frontmatter alignment (P0 BACKLOG inconsistency closed substrate-side).
+- `c95e396` — memo overclaim correction + lockfile-probe acknowledgment (2 threads addressed substrate-side).
+- 4 GraphQL thread resolves (2 substrate-fixed + 1 acknowledged + 1 FP).
+
+**PR #4059 status**: 6 truly-unresolved threads remain. Cluster:
+
+- 5 × `lior-loop-tick.ts:11` (all same underlying finding; deferred — Lior 3 PIDs active).
+- 1 × `memory/MEMORY.md` broken-refs (non-required CI lint; deferred).
+
+The Lean cluster auto-collapsed via the B-0612 handoff formalization. PR is structurally close to merge — once the lior-loop-tick.ts cluster gets a Lior-quiet-window fix OR Aaron decides those 5 are deferral-acceptable, the gate clears.
+
+**Cumulative session arc (1218Z → 1306Z, 4 ticks):**
+
+- 7 substrate-side fixes landed (Agora frontmatter via peer; feedback frontmatter via peer; memo xref paths + memo precision + B-0475 alignment + lemma-1 ℝ-vs-field clarification + this tick's fixes).
+- 8 threads resolved (counting the 4 this tick + earlier 4).
+- 1 substrate-honest PR comment naming verified Lean P0/P1 + Soraya handoff.
+- Peer-Otto's B-0612 row formalizes Lean rewrite to Soraya's lane.
+- Thread count 25 → 19 → 17 → 32 (re-review surge) → 6.
+
+Rate-limit at tick-close: 3132 GraphQL (Normal tier). Counter status: substantive-pick #3 of post-1218Z arc; counter reset.