{"id": "c793", "title": "C793 — Separate index contraction from chronological duration", "filename": "C793.md", "role": "Research action", "step": 793, "sha256": "c8042a75dc6e39ca15dde2bcab505b9baf199d8df5cc4124bca91b578fb0b2c2", "bytes": 1412, "origins": ["C480–C1634/Research_Cycles/C0732_C0831/journal.json#C793"], "download": "/sources/c8042a75dc6e39ca15dde2bcab505b9baf199d8df5cc4124bca91b578fb0b2c2.md", "format": "md", "derived": true, "tags": [], "excerpt": "What does deleting one Kainan position do to every surviving name?", "content": "# C793 — Separate index contraction from chronological duration\n\n## Question\n\nWhat does deleting one Kainan position do to every surviving name?\n\n## Inputs\n\n```json\n{}\n```\n\n## Sources\n\n```json\n[\n  \"File53 §3; C792\"\n]\n```\n\n## Opened utc\n\n2026-09-28T02:05:25.756513+00:00\n\n## Results\n\n```json\n{\n  \"mapping\": {\n    \"path\": \"model/BJ_index_contraction.json\",\n    \"sha256\": \"3586a93662d85e3c4267d584fbc37aeacc78c4507e9c80961af1fbc1e73cc62f\",\n    \"bytes\": 2249\n  },\n  \"retained_Kainan_index\": 13,\n  \"retained_Jacob_index\": 23,\n  \"unchanged_prefix\": [\n    \"Adam\",\n    \"Seth\",\n    \"Enosh\",\n    \"Kenan\",\n    \"Mahalalel\",\n    \"Jared\",\n    \"Enoch\",\n    \"Methuselah\",\n    \"Lamech\",\n    \"Noah\",\n    \"Shem\",\n    \"Arpachshad\"\n  ],\n  \"shifted_suffix\": [\n    \"Shelah\",\n    \"Eber\",\n    \"Peleg\",\n    \"Reu\",\n    \"Serug\",\n    \"Nahor\",\n    \"Terah\",\n    \"Abraham\",\n    \"Isaac\",\n    \"Jacob / Israel\"\n  ]\n}\n```\n\n## Finding\n\nOne deletion changes ten surviving indices by one and leaves the twelve-name prefix fixed. Index change alone does not determine a chronological duration.\n\n## Reassessment\n\nReconstruct the complete57-year deletion ledger.\n\n## Checks\n\n```json\n{\n  \"all_order\": true,\n  \"ten_shifted\": true\n}\n```\n\n## Closed utc\n\n2026-09-28T02:05:25.757024+00:00\n\n## Record provenance\n\nExact record hash: `923477b9fe1adc919b42af999135f08d67e328e08704852deadf57517fd4ad57`\n\nSource journal: `Research_Cycles/C0732_C0831/journal.json`", "journalDownload": "/sources/8ea2b882289fbcea5cf11177923617f0c1d1ad7e6eaa3bffb174c6f89699d97d.json", "evidenceLinks": [{"id": "d-3586a93662d85e3c", "title": "model/BJ_index_contraction.json"}, {"id": "d-9f0e41022cab59a4", "title": "File 53"}]}