{"id": "c801", "title": "C801 — Close the BJ paths at their common completion", "filename": "C801.md", "role": "Research action", "step": 801, "sha256": "33a3f44f41f9fd8a8dbabf7e1929c2f409915ee5474fb1d02e05d9cc25c24331", "bytes": 1141, "origins": ["C480–C1634/Research_Cycles/C0732_C0831/journal.json#C801"], "download": "/sources/33a3f44f41f9fd8a8dbabf7e1929c2f409915ee5474fb1d02e05d9cc25c24331.md", "format": "md", "derived": true, "tags": [], "excerpt": "Does the surface adjustment repartition a retained whole span?", "content": "# C801 — Close the BJ paths at their common completion\n\n## Question\n\nDoes the surface adjustment repartition a retained whole span?\n\n## Inputs\n\n```json\n{\n  \"Conquest_BC\": 1406,\n  \"Conquest_AM\": 2451\n}\n```\n\n## Sources\n\n```json\n[\n  \"C799–800; File20 Conquest anchor\"\n]\n```\n\n## Opened utc\n\n2026-09-28T02:07:25.769274+00:00\n\n## Results\n\n```json\n{\n  \"reconstructed_intervals\": [\n    100,\n    60,\n    130,\n    285\n  ],\n  \"surface_intervals\": [\n    111,\n    59,\n    125,\n    280\n  ],\n  \"changes\": [\n    11,\n    -1,\n    -5,\n    -5\n  ],\n  \"retained_total\": 575\n}\n```\n\n## Finding\n\nBoth complete paths retain575 years. The surface path redistributes them by+11,−1,−5,−5; its Egypt→Conquest280 is one component of a conserved whole, not a global70-year conversion.\n\n## Reassessment\n\nExtend through Jacob’s retained terminal17 years.\n\n## Checks\n\n```json\n{\n  \"total575\": true,\n  \"zero_sum\": true,\n  \"surface280\": true\n}\n```\n\n## Closed utc\n\n2026-09-28T02:07:25.769566+00:00\n\n## Record provenance\n\nExact record hash: `f52e1c5d16ad895858298b9fb8a4db668378e3058eede4b67c0d3e47701f1c97`\n\nSource journal: `Research_Cycles/C0732_C0831/journal.json`", "journalDownload": "/sources/8ea2b882289fbcea5cf11177923617f0c1d1ad7e6eaa3bffb174c6f89699d97d.json", "evidenceLinks": [{"id": "d-c8822cb5bb81a7ac", "title": "File 20"}]}