{"id": "c1197", "title": "C1197 — Test late-block recovery under shared century operations", "filename": "C1197.md", "role": "Research action", "step": 1197, "sha256": "7508d6d3742192be2dfa08d45e97f8c400a02833985c4e2ccb38be563b0c0811", "bytes": 1233, "origins": ["C480–C1634/Research_Cycles/C1132_C1431_Recovered/journal.json#C1197"], "download": "/sources/7508d6d3742192be2dfa08d45e97f8c400a02833985c4e2ccb38be563b0c0811.md", "format": "md", "derived": true, "tags": ["Rounded"], "excerpt": "Do the exact Reu recovery and shared source operations determine Peleg and Serug?", "content": "# C1197 — Test late-block recovery under shared century operations\n\n## Question\n\nDo the exact Reu recovery and shared source operations determine Peleg and Serug?\n\n## Inputs\n\n```json\n{}\n```\n\n## Sources\n\n```json\n[\n  \"C1192\",\n  \"C1162\",\n  \"C1171\"\n]\n```\n\n## Opened utc\n\n2026-09-28T05:24:57.404565+00:00\n\n## Results\n\n```json\n{\n  \"late_block\": {\n    \"path\": \"model/late_block_joint_rounding_recovery.json\",\n    \"sha256\": \"7b23de1d3ad4c27eb643636c854a02745d7b03a84e9a3920e9f00a86d6309ed4\",\n    \"bytes\": 333\n  },\n  \"remaining_common_choices\": [\n    28,\n    29,\n    30,\n    31\n  ]\n}\n```\n\n## Finding\n\nReu is conditionally fixed at32, while Peleg and Serug can jointly take28,29,30 or31 in MT, with the century counterparts in SP/LXX. The shared row grammar narrows the block but does not generate the source30.\n\n## Reassessment\n\nIdentify the exact missing kind of input rather than search for a new numerical target.\n\n## Checks\n\n```json\n{\n  \"four_choices\": true,\n  \"source30_present\": true,\n  \"Reu32\": true\n}\n```\n\n## Closed utc\n\n2026-09-28T05:24:57.405086+00:00\n\n## Record provenance\n\nExact record hash: `0d7cab31277e244b1c444b5e3f2dcc96d551f69a500934b87bd6b43018e14cbe`\n\nSource journal: `Research_Cycles/C1132_C1431_Recovered/journal.json`", "journalDownload": "/sources/6adb632ce171623c2bce60d7ed58ae319ccb379cf76b751c0a477c1742fd348c.json", "evidenceLinks": [{"id": "d-7b23de1d3ad4c27e", "title": "model/late_block_joint_rounding_recovery.json"}]}