{"id": "c805", "title": "C805 — Regenerate the literal jubilee timestamps", "filename": "C805.md", "role": "Research action", "step": 805, "sha256": "b920b798deba8998d6ca6ac7ecf825405037f0b3644a9a0d5252c7bd5870ebd7", "bytes": 1142, "origins": ["C480–C1634/Research_Cycles/C0732_C0831/journal.json#C805"], "download": "/sources/b920b798deba8998d6ca6ac7ecf825405037f0b3644a9a0d5252c7bd5870ebd7.md", "format": "md", "derived": true, "tags": [], "excerpt": "Do the source surface dates follow one49-year ordinal encoding?", "content": "# C805 — Regenerate the literal jubilee timestamps\n\n## Question\n\nDo the source surface dates follow one49-year ordinal encoding?\n\n## Inputs\n\n```json\n{}\n```\n\n## Sources\n\n```json\n[\n  \"File20 lines889–890,923–925,1135\"\n]\n```\n\n## Opened utc\n\n2026-09-28T02:08:20.347994+00:00\n\n## Results\n\n```json\n{\n  \"encoded_dates\": {\n    \"path\": \"model/BJ_jubilee_encoding.json\",\n    \"sha256\": \"e1a613ce3600ce29177bc774545c012d7b62b0156d5ebd99bd97cda14367f2ee\",\n    \"bytes\": 795\n  },\n  \"formula\": \"AM=49(j−1)+7(w−1)+y; BC=3857−AM\"\n}\n```\n\n## Finding\n\nAll six supplied timestamps regenerate under the49-year jubilee encoding. Macro50 in2450=50×49 counts jubilees; it does not change their unit length. The surface discrepancies therefore remain tied to an internally reproducible ledger.\n\n## Reassessment\n\nRecover both460-year bookends on the whole2450 path.\n\n## Checks\n\n```json\n{\n  \"all_six\": true,\n  \"fifty_unit_fails\": true\n}\n```\n\n## Closed utc\n\n2026-09-28T02:08:20.348659+00:00\n\n## Record provenance\n\nExact record hash: `c202f013d16573dbd9d71cd7c5d4dce701f19a0a388931e520640b5f250dedc8`\n\nSource journal: `Research_Cycles/C0732_C0831/journal.json`", "journalDownload": "/sources/8ea2b882289fbcea5cf11177923617f0c1d1ad7e6eaa3bffb174c6f89699d97d.json", "evidenceLinks": [{"id": "d-e1a613ce3600ce29", "title": "model/BJ_jubilee_encoding.json"}, {"id": "d-c8822cb5bb81a7ac", "title": "File 20"}]}