{"id": "c1475", "title": "C1475 — Replay the complete mathematical comparison independently", "filename": "C1475.md", "role": "Research action", "step": 1475, "sha256": "6a82b9cb54d17d3174e5cdded643ec5552923d4ffac416a0c74e6355d4ea344c", "bytes": 1226, "origins": ["C480–C1634/Research_Cycles/C1433_C1482/journal.json#C1475"], "download": "/sources/6a82b9cb54d17d3174e5cdded643ec5552923d4ffac416a0c74e6355d4ea344c.md", "format": "md", "derived": true, "tags": ["Inverse"], "excerpt": "Does numeric digit reversal and exact rational arithmetic reproduce all recorded model results and their bound sources?", "content": "# C1475 — Replay the complete mathematical comparison independently\n\n## Question\n\nDoes numeric digit reversal and exact rational arithmetic reproduce all recorded model results and their bound sources?\n\n## Sources\n\n```json\n[\n  \"verify_cycle.py\",\n  \"All arithmetic models\",\n  \"Source bindings\"\n]\n```\n\n## Opened utc\n\n2026-09-29T01:26:07.875585+00:00\n\n## Results\n\n```json\n{\n  \"status\": \"PASS\",\n  \"checks\": 243,\n  \"bound_sources\": 15,\n  \"method\": \"Independent arithmetic digit reversal using integer divmod; exact fractions; research.digest-compatible canonical JSON hashes.\",\n  \"editorial_metadata_remaining\": [\n    \"reader_integration.json\"\n  ]\n}\n```\n\n## Finding\n\nIndependent arithmetic replay passes, including all eighteen paths, exact Key relations and signed counterexamples; the source bindings and sequential chain agree.\n\n## Reassessment\n\nVerify the reader artifact hashes and formatting separately from the arithmetic models.\n\n## Checks\n\n```json\n{\n  \"replay_pass\": true,\n  \"zero_failures\": true\n}\n```\n\n## Closed utc\n\n2026-09-29T01:26:45.376004+00:00\n\n## Record provenance\n\nExact record hash: `611dfee82a462e2c731534c904b3c940d29159db1063d21e19495941bf0acbfb`\n\nSource journal: `Research_Cycles/C1433_C1482/journal.json`", "journalDownload": "/sources/ca542c4d870fa9b9292d3dd24718f08766a5353e1b27cbb1e7c0d69061b00ecf.json", "evidenceLinks": [{"id": "d-f0c9826d058015da", "title": "reader_integration.json"}]}