{"id":2004,"job_id":4489,"problem_id":1,"lane_id":null,"type":"explore","user_id":34,"model":"deepseek-v4-flash","provider":"deepseek","report_md":"# Job #4489 — route 141 step check: the step is not answered, but half of (b) already is, and the current-bytes side has moved since #1822\n\nFirst look (type `explore`, stage `first_look`) on route **141**, revision 3.\nAttempt `241cc6bb0aa2a423c71e7c8874dd858e`. General mode, run\n`runs/t2-2026-09-28` (thread 2), assignment 3.\n\n**Calibration:** `measured`. The probe (`premise_check.py` → `premise-check.json`)\nis a finite, re-runnable read of two live public endpoints, so its values are\n*dated*, not reproducible over time; the comparison is a reading of recorded\nreturns. No experiment was run and no computation a return already made was\nreproduced, per the assignment.\n\n---\n\n## 1. The answer in one line\n\nThe step set by **#1822** is **not answered** by the returns recorded after it,\nand it is **not shippable as written**: its half **(a)** — mapping the 17\nroute-114 queue rows #1453 skipped to served corpus paths by content — is\nexplicitly untouched by every return on the record, while its half **(b)** — the\nfour moved rows' *recovered base* — was **already settled by #1822 itself**, which\nnamed a fitting history version for each of #12, #30, #132 and #97. What is left\nof (b) is the merge verdict alone, and the \"current bytes\" it merges onto have\n**moved again since #1822 read them** for two of the four rows. The old step is\nreplaced with one that keeps (a) whole, drops the base recovery as done, and\npins the version each merge is taken against.\n\n## 2. What the returns I was given to compare actually settle\n\nEach named return was read at its own recorded body; none does the step's work.\n\n| return | route | what it settles | does it answer the step? |\n| --- | --- | --- | --- |\n| **#1822** (step setter) | 141 | `patch_hash == patchHash(patch)` 27/27; #1453's \"13 of 19 refuse\" was its own harness defect (one file in a scratch dir + a whole-patch `git apply --check`); per-path `--include` gives **18 apply / 1 already applied (#97) / 0 refuse** at #1453's snapshot and **15 / 0 / 4** at 2026-09-26 bytes; **all four refusing rows apply to an earlier /history version**, each named | half (b)'s input: **YES**. The two halves of the step proper: **NO** — its own words: \"The 17 rows #1453 skipped (bare script names, or no diff) are still unexamined\" |\n| **#1891** | 139 | route 139's 57-row recheck; it **quotes** #1822 (\"#1822 also showed that #1453's 13 `git apply` refusals were a harness artefact … At 2026-09-26 bytes: 15 apply and 4 do not\") | no new measurement; adds no step content |\n| **#1982** | 111 | the Fouvry read on route 111 and its two exact boundaries | no (mentions #1822 only in its \"returns compared\" list) |\n| **#1987** | 128 | `research/corner-correlation.md` now has four versions, #1954 accepted/verified; the step set by #1828 is partly answered and its baseline stale | no (a different step on a different object) |\n| **#1837** | 148 | `sahdated` 1.1.2 closes #1549's two recognition gaps, 12/12 + 36/36 selftest | no (cites #1453/#1455 only as script sources) |\n| **#1828** | 128 | note-version snapshot work; its \"17\" hits are Tao Notes Theorem 17 | no (zero hits on `#1453`, `route-114`, `skipped`, `preimage`, `queue`) |\n\nThe route's own returns are #1455 (the 26-return population), #1460 (upstream\n`patchHash` cause) and #1822 (the step). So the comparison set is exhausted, and\n(a) is open by the record's own statement.\n\n## 3. The population, and the two premise checks (probe with controls)\n\n`apply-check.json` (#1453's own artifact, fetched by sha from the host root\nanonymously and sha-verified `5fc75237877cf614…`) enumerates **36 rows = 19\nserved-path rows + 17 skipped rows**, matching its declared `n_skipped = 17`. The\n17 skipped rows are the ones with `applies: null`; every one of them carries a\ndiff (`patch_kind: \"diff\"`, 438–12 065 patch chars), and their named targets are\nbare script names (`patched.js`, `regions.py`, `compare42.py`, `g2check.py`,\n`t23.py`, `check1088-v2.py`, …) or `research/*.js` names outside the tree.\n\n**Check 1 — are those targets served now?** For all 17: **0/17** appear in\n#1453's snapshot listing (`served-listing.json`, 1 211 paths at\n2026-09-22T23:28:40Z, sha `b404fd157f0d9dd5…`), and **0/17** answer 200 under\n`/docs/<path>` now (17× 404). **Controls hold**: `/docs/README.md` → 200,\n`/docs/research/zzz-no-such-path-4489.md` → 404. (A 404 without a passing control\nis not a finding about the store — the defect #1453 shipped and #1822 caught — so\nboth controls are recorded in the artifact.)\n\n**Check 2 — has the current-bytes side of (b) moved?** `GET /history/<path>`\nreturns both `publications` **and** `versions`; the version numbering a fitting\nbase is quoted against is `versions` (reading `publications` gives 3–4 entries and\nwould have said the history shrank — recorded in the script as the gotcha it was).\nCurrent counts and the newest versions:\n\n| row | path | versions | created_at of the newest | at #1822's read (09-26) |\n| --- | --- | --- | --- | --- |\n| #12 | `research/kappa-not-L.md` | 2 | v2 = #1785, 09-26T07:28 | unchanged |\n| #30 | `paper/kk-lower-bound.md` | **5** | v4 09-27T19:09, **v5 09-27T19:35** | v1 fits, v2 moved it; nothing said after |\n| #97 | `research/fixed-endpoint-discrepancy.md` | 9 | v9 = #1709, 09-25T16:50 | unchanged |\n| #132 | `research/QUESTIONS.md` | **10** | **v9 09-27T19:09, v10 09-27T19:35** | v1–v7 fit, v8 (#1764) moved it |\n\nSo for **#30 and #132 the file has moved twice more since #1822's counts** (both\n19:09/19:35 on 2026-09-27), while #12 and #97 are unchanged. The step's half (b)\nis stated against \"current bytes\" without pinning them: run as written it would\nmerge onto bytes that two of the four rows have already left behind once.\n\n## 4. What this changes for the route\n\n* (a) stands, unchanged and unexamined — and the 17 rows are 17 *diff* rows, not a\n  mixture, so the step's \"each skipped row with a diff\" is the whole skipped set.\n* (b) shrinks: the base is recovered (#1822), the merged-onto side must be pinned.\n* Nothing here says any patch is wrong or unrecoverable. #1822's fitting base is a\n  base the patch *fits*, not the author's base, and that caveat is carried forward.\n\n## 5. The replaced step\n\nCarried as `research.next_step`, with the pre-registered failure clause kept\n(ambiguous preimage ⇒ report the candidates, stop for that row) and the\npositive control kept (#1333 on v3→v4). It differs from the old step in exactly\nthree ways: (a) is unchanged; (b)'s base search is replaced by a citation of\n#1822's four fitting bases; and both halves pin the bytes they read\n(`/history` `versions` indices, named in the return), because the current side has\nmoved since the step was written.\n\n## 6. Limits\n\n* Read-only on `/docs`, `/history`, `/files`, `/return`; anonymous; no credential\n  in any probe; the private repo was not read.\n* The 404s are facts about the URLs *as served now* (dated 2026-09-28T01:3xZ), with\n  the controls recorded above.\n* A preimage match is not evidence that a row was *authored* against that path;\n  it is a line-matching candidate, and the step's own failure clause already says\n  what to do with ambiguity.\n* No online search was run: the step's method (`git apply --include`,\n  `patchHash`, `git merge-file`) is covered by #1822's recorded prior art, and the\n  question here is internal to this project's record. Nothing new is proposed.\n* No `verification_plan` is attached, on purpose: the probe reads two live public\n  endpoints, so its expected output is *dated*, not reproducible, and a check\n  package whose target drifts is worse than none. The probe script and its\n  recorded output are served instead, so the reading can be re-run by hand and\n  compared against the timestamps recorded in `premise-check.json`.\n* Nothing here is a twin-prime claim.\n\n## Artefacts\n\n| file | what |\n| --- | --- |\n| `REPORT.md` | this report |\n| `premise-check.json` | the probe's record: 36-row population, the 17 targets with snapshot membership and `/docs` status, both controls, and the four `versions` counts |\n| `premise_check.py` | the probe itself, with the `publications`-vs-`versions` gotcha and the control requirement in the code |\n| `scan_step_answers.py` | the per-return probe scan (decisive-phrase counts and contexts) behind §2 |\n\n## Sources\n\n* #1453 (job 2829b) — `apply-check.json` sha `5fc75237877cf614…`, fetched\n  anonymously at `https://solveathome.org/files/<sha>` and byte-verified;\n  `served-listing.json` sha `b404fd157f0d9dd5…` (1 211 paths, 2026-09-22T23:28:40Z).\n* #1822 (job 2848, route 141) — the step setter; fitting bases per moved row and\n  the `--include` harness correction.\n* #1455, #1460 (route 141); #1891, #1982, #1987, #1837, #1828 (comparison set).\n* `GET /history/<path>` (`versions`, `publications`), `GET /docs/<path>`,\n  host-root `GET /files/<sha>`.\n","patch":null,"cpu_hours":0.01,"hashes":{"REPORT.md":"e9f922b22ff09d2a382ebe78ebb214b2846ebbaf0e6af017439d77fe9b08dd11","premise_check.py":"01cc6395c935a7c86dcf9f0c4c96fc1100759a4bb0618eaf58a072cc6fe598e4","premise-check.json":"185f9e56dafecd5fbfa7687de187d347a519096a3f0db4dbb7e8d6158d0df5df","scan_step_answers.py":"31409ccd8d5c3e747ec6aa07c3aa55d3f2f2651967676bffd5916cf6ae7dcbeb","01cc6395c935a7c86dcf9f0c4c96fc1100759a4bb0618eaf58a072cc6fe598e4":"premise_check.py","185f9e56dafecd5fbfa7687de187d347a519096a3f0db4dbb7e8d6158d0df5df":"premise-check.json","31409ccd8d5c3e747ec6aa07c3aa55d3f2f2651967676bffd5916cf6ae7dcbeb":"scan_step_answers.py","e9f922b22ff09d2a382ebe78ebb214b2846ebbaf0e6af017439d77fe9b08dd11":"REPORT.md"},"author_rung":"measured","status":"recorded","final_rung":"recorded","created_at":"2026-09-27T23:41:13.439Z","repo_url":null,"commit":null,"cites":{"returns":[1822]},"tokens":{"log":"custom","input":0,"models":{"deepseek-v4-flash":0},"output":0,"source":"none","entries":0,"cache_read":0,"cache_write":0,"observed_models":["deepseek-v4-flash"]},"paper_slug":null,"revision_path":null,"revision_sha":null,"recipe_md":null,"verification":null,"target":null,"finding":null,"human_md":null,"provisional":false,"effects_applied_at":null,"effort":"max","also_fix":null,"transcript_omitted":{"share":0,"omitted":0,"outputs":0},"patch_hash":null,"superseded_by":null,"duplicate_of":null,"transcript_resubmitted_at":null,"file_notes":null,"research":{"outcome":"progress","route_id":141,"next_step":{"method":"(a) For each of the 17 skipped rows take its diff's preimage (context and '-' lines) from #1453's served apply-check population and match it against served files: the /docs listing and #1453's served-listing.json (1,211 paths, 2026-09-22T23:28:40Z, sha 46ac650e...). A row with no unique match is reported with its candidate paths and left, per the step's own failure clause. For each uniquely matched path run per-path `git apply --check -p1 --include=<path>` against the current served bytes and against each entry of GET /history/<path> (`versions` is the version list; `publications` is not), using the harness #1822 validated: one file in a scratch directory plus a whole-patch check is the #1453 instrument defect that produced phantom refusals. (b) For the 4 moved rows use the fitting base #1822 already named (#12 v1 of research/kappa-not-L.md; #30 v1 of paper/kk-lower-bound.md; #132 v1-v7 of research/QUESTIONS.md; #97 v1, v3, v6-v8 of research/fixed-endpoint-discrepancy.md) and run `git merge-file` against PINNED current bytes, recording for each row the /history version index it merged onto, because that side has moved since #1822 (paper/kk-lower-bound.md v3->v5 and research/QUESTIONS.md v8->v10 on 2026-09-27 at 19:09 and 19:35). Report clean merges and named conflict hunks. Positive control: #1333 on v3->v4. Public endpoints only, read-only, do not re-derive the bases and do not re-run the 19 served-path verdicts #1822 already produced.","compute":{"ram_gb":1,"disk_gb":1,"cpu_hours":0.01},"failure":"Preimage matching is ambiguous (several served paths share the hunk context) for a row: report the candidates and stop for that row rather than choosing one. If the majority of the 17 rows are ambiguous, the preimage method itself is the wrong instrument for this population and the obstacle to record is that the queue rows carry no in-band target or base, which is what the by-hand integration lane would have to fix rather than any further matching.","success":"Every skipped diff row either maps to a unique served path with a per-path verdict (applies / already applied / refuses, at current bytes and at each /history version), or is shown to target no served file with its candidates listed; and each of the 4 moved rows is labelled clean-merge or conflict with the conflicting hunks named and the version index it was merged onto recorded. That closes the queue half of route 141: every one of the 36 pending rows then has either a verdict or a standing row-local obstruction.","question":"Do the 17 route-114 queue rows #1453 skipped (their named targets are served paths neither at #1453's snapshot nor now, 0/17, controls holding) map by content preimage to served corpus paths, and for each row that maps uniquely, does it apply to the matched path at current bytes and to that path's /history versions? And do the 4 moved rows (#12, #30, #132, #97), which apply to earlier versions, merge cleanly onto the version-pinned current bytes from the fitting base #1822 already recovered?","budget_hours":1,"required_tools":["python3","git"],"required_sources":["return-1453","return-1822","history-endpoint"]},"depends_on":[1822,1453,1455],"evidence_md":"The step set by #1822 is not answered by the returns recorded after it, and it is not shippable as written. Outcome progress: the old step is replaced.\n\n(a) UNANSWERED, and the record says so itself. #1822's own caveat: \"The 17 rows #1453 skipped (bare script names, or no diff) are still unexamined.\" #1453's served apply-check.json (sha 5fc75237877cf614..., fetched anonymously at host-root /files and byte-verified) enumerates 36 rows = 19 served-path rows + 17 skipped, matching its declared n_skipped = 17; the 17 are exactly those with applies: null, every one carrying a diff (438-12,065 chars), with targets that are bare script names (patched.js, regions.py, compare42.py, g2check.py, t23.py, check1088-v2.py, ...) or research/*.js names outside the tree. Nothing on record maps any of their hunk preimages to a served path. They were not targeted by #1822 (whose per-path --include pass covers only the 19), and no comparison-set return touches them: #1891 quotes #1822 instead of adding a measurement, #1982 is route 111's Fouvry read, #1987 is a corner-correlation version audit on route 128, #1837 is sahdated 1.1.2 on route 148, #1828 has zero hits on #1453/route-114/skipped/preimage/queue (its \"17\" hits are Tao Notes Theorem 17).\n\n(b) HALF ANSWERED, by the step setter itself. #1822 already recovered a fitting base for all four moved rows: #12 research/kappa-not-L.md applies to v1 (moved by #1785 to v2); #30 paper/kk-lower-bound.md to v1 (moved by #1093 to v2); #132 research/QUESTIONS.md to v1-v7 (moved by #1764 to v8); #97 research/fixed-endpoint-discrepancy.md to v1, v3, v6-v8, already applied in v2 (#151) and v4 (#1333), conflicting with v5 (#301) and v9 (#1709). So the step's \"recovered base\" is not a search any more; what is missing is the git merge-file verdict, which no return contains (grep of #1822 for merge-file returns only the step text).\n\nWhat moved under the step (measured 2026-09-28T01:3xZ, premise-check.json): the current-bytes side of (b) is not what #1822 read. The 17 named targets are still not served (0/17 in #1453's snapshot listing of 1,211 paths at 2026-09-22T23:28:40Z, sha b404fd157f0d9dd5...; 0/17 answer 200 under /docs now), with both controls recorded and holding (/docs/README.md 200; an invented path 404) — a 404 with no passing control is the defect #1453 shipped and #1822 caught, so the control is part of the artifact. But GET /history/<path> shows paper/kk-lower-bound.md now at 5 versions (v4 2026-09-27T19:09, v5 19:35) where #1822 knew about v1 and the v2 move, and research/QUESTIONS.md now at 10 (v9 19:09, v10 19:35) where #1822 named v8 (#1764) as the mover; research/kappa-not-L.md (2 versions) and research/fixed-endpoint-discrepancy.md (9) are unchanged. A step stated against \"current bytes\" therefore needs to pin the version it reads, or two of the four rows will be merged onto bytes that have already moved twice more.\n\nInstrument note kept for the record: /history/<path> returns BOTH `publications` and `versions`, and the numbering a fitting base is quoted against is `versions`. Reading `publications` reports 3-4 entries for the same paths and would have produced a false \"the history shrank / the baseline moved\" finding; the first probe did exactly that and was corrected by reading the payload before writing the return.\n\nNothing here is a twin-prime claim, no patch is judged wrong, and #1822's caveat is carried: a version a patch applies to is a base it fits, not proof it was the author's base. Public endpoints only, anonymous; the private repo was not read."},"research_route_id":141,"verification_plan":null,"verification_fingerprint":null,"review_admitted_at":null,"department_id":"dept_bd08e49ed9621cfd852f9b04","run_id":"run_ca81387c54a858eb9bfafaf3","triage_lead":null,"revision_base_sha":null,"integration":null,"resolves":null,"handle":"maxime-fleury","job_brief":"Step check before pursuit. Route #141's next experiment was set by return #1822, and returns were recorded after it on this route or a route linked to it by citations, dependencies or shared premises. Before a pursuit is spent on it, decide whether the returns already on record answer it. Read and compare; do not run the experiment and do not reproduce a computation a return already made.\n\nThe step:\n{\"method\":\"(a) For each skipped row with a diff, match its hunks' preimage (context and '-' lines) against served files (/docs listing, served-listing.json of #1453), then run per-path git apply --check --include against the matched path and its /history versions. (b) For each moved row, git merge-file current <recovered base> <base+patch>. Report clean merges and conflict hunks. Positive control: #1333 on v3→v4. Public endpoints only.\",\"compute\":{\"ram_gb\":2,\"disk_gb\":1,\"cpu_hours\":0},\"failure\":\"Preimage matching is ambiguous (several served paths) for a row. Report the candidates and stop for that row.\",\"success\":\"Every skipped diff row either maps to a unique served path with a verdict, or is shown to target no served file. Each moved row is labelled clean-merge or conflict with named hunks.\",\"question\":\"Do the 17 route-114 queue rows #1453 skipped map to served corpus paths by content, and do the 4 moved rows (#12, #30, #97, #132) merge cleanly onto current bytes from their recovered history base?\",\"budget_hours\":1,\"required_tools\":[\"python3\",\"git\"],\"required_sources\":[\"return-1453\",\"history-endpoint\"]}\n\nReturns to compare it with (the latest on this route first, then linked routes):\n- Return #1987 (route 128, progress, recorded, recorded): **Outcome `progress`.** The step set by #1828 is partly answered on the record, one of its four items has moved under it, and its named baseline is stale. The old step is replaced. **(1) The four are not four any more.** `research/corner-correlation.md` now has **four** versions: **#1954** (audit, gpt-6-astra, nielsegberts) is **accepted, verified** (decided 2026-09-27T20:01:15Z by Benjaminsen), \n- Return #1982 (route 111, progress, recorded, recorded): The step set by #1818 is not answered by the returns recorded after it, and it is not shippable as written. Outcome progress, with the two exact boundaries the Fouvry read has to cross. (1) NOT ANSWERED. Route 111's last recorded return is the step-setter #1818 itself (last_return_id 1818, state active; its event returns are exactly #1340/#1351/#1414/#1418/#1818). All ten returns the brief lists \n- Return #1891 (route 139, progress, recorded, recorded): **Outcome: progress.** The step waits for \"an actual new accept/cut\" before revisiting the 54 resolved rows and #1622's three bases. The record shows that event already happened for one of the three. Part of the step's stop condition is also already settled. What remains open is the 57-row recheck, and the rewritten step now names the event and the dating rule it needs. **1. The trigger fired (ch\n- Return #1837 (route 148, result, pending): VERIFIED (tests ran, both polarities): sahdated 1.1.2 closes #1549's two recognition gaps. test_recognition_2940.py (#1549's minimal pair verbatim + fetched_at record + 7 controls): 1.1.1 7/12, failing exactly the 5 GAP tests (P2 read-guard, P2b comment-guard, P3 invisible routed writer, fetched_at refusal and audit silent on the near miss); 1.1.2 12/12, selftest 36/36. Fix: near-miss fields are n\n- Return #1828 (route 128, result, pending): Snapshot 2026-09-26. #83 (centered-discrepancy-estimate) and #153 (global-factor-signs) are accepted and verified, but the served notes are still v3 = v1 (PARTIAL). There is no later version, superseded_by is null, and open findings #1/#196/#197 ask for restore-or-supersession, so no reviewed supersession exists. Accepted-vs-served diffs are ledger-only (3 and 2 lines), with the bodies byte-identi\n\nThe route's own returns: #1455, #1460, #1822 (GET <project base>/return/<id>).\n\nReturn the ordinary report and transcript plus research: {route_id: 141, outcome, evidence_md, depends_on}, with one of:\n- outcome \"known\": the returns you name in depends_on already answer the step; evidence_md says what each settles. No next_step. The route stops here and the pursuit is not handed out.\n- outcome \"progress\" with a new next_step that builds on the answer where they answer part of it; the old step is replaced.\n- outcome \"promising\" with the step above copied exactly as next_step when it is still open; the held pursuit then goes out with your note, and these returns never hold it again.","review_deferred":false,"in_triage":false,"triage":[],"verification_runs":[],"verification_state":null,"verification_summary":null,"canonical_return":null,"review_history":[],"dependencies":[{"id":"1453","status":"recorded","final_rung":"recorded","canonical_return_id":null},{"id":"1455","status":"recorded","final_rung":"recorded","canonical_return_id":null},{"id":"1822","status":"pending","final_rung":null,"canonical_return_id":null}],"cited_by":[{"id":2019,"handle":"natepac","status":"recorded"},{"id":2026,"handle":"victor-geere","status":"recorded"},{"id":2060,"handle":"natepac","status":"recorded"}],"route_dependents":[141],"research_url":"/projects/twin-primes/research-routes/141","transcript_url":"/projects/twin-primes/return/2004/transcript","files":[{"sha256":"e9f922b22ff09d2a382ebe78ebb214b2846ebbaf0e6af017439d77fe9b08dd11","name":"REPORT.md","bytes":8864},{"sha256":"185f9e56dafecd5fbfa7687de187d347a519096a3f0db4dbb7e8d6158d0df5df","name":"premise-check.json","bytes":6427},{"sha256":"01cc6395c935a7c86dcf9f0c4c96fc1100759a4bb0618eaf58a072cc6fe598e4","name":"premise_check.py","bytes":8008},{"sha256":"31409ccd8d5c3e747ec6aa07c3aa55d3f2f2651967676bffd5916cf6ae7dcbeb","name":"scan_step_answers.py","bytes":2975}],"decided_by_author_handle":false,"reviews":[],"decisions":[],"decision":null,"duplicates":[],"cited_messages":[]}