{"id": "c1628", "title": "C1628 — Verify all source-derived models independently", "filename": "C1628.md", "role": "Research action", "step": 1628, "sha256": "243779d1f5405289e3d397cd53deeb845e45b0ca1a38f560399cda822fa22c36", "bytes": 1061, "origins": ["C480–C1634/Research_Cycles/C1585_C1634/journal.json#C1628"], "download": "/sources/243779d1f5405289e3d397cd53deeb845e45b0ca1a38f560399cda822fa22c36.md", "format": "md", "derived": true, "tags": ["Inverse"], "excerpt": "Do independent numeric reversal and direct source-row reconstruction reproduce every persisted mathematical model?", "content": "# C1628 — Verify all source-derived models independently\n\n## Question\n\nDo independent numeric reversal and direct source-row reconstruction reproduce every persisted mathematical model?\n\n## Sources\n\n```json\n[\n  \"agents/verify_cycle_algebra.py\",\n  \"all model files\",\n  \"frozen evidence\"\n]\n```\n\n## Opened utc\n\n2026-09-29T15:10:22.507034+00:00\n\n## Results\n\n```json\n{\n  \"group_count\": 44,\n  \"model_count\": 42,\n  \"qualitative_model_count\": 3,\n  \"uncovered_models\": [],\n  \"status\": \"PASS\"\n}\n```\n\n## Finding\n\nAll42 models are covered by44 independent arithmetic/integrity groups. The verifier reconstructs source rows and uses numeric decimal reversal; all results and journal bindings agree.\n\n## Reassessment\n\nBuild the readable continuation with the complete fixed comparison and explicit source/inference distinctions.\n\n## Checks\n\n```json\n{}\n```\n\n## Closed utc\n\n2026-09-29T15:11:05.603420+00:00\n\n## Record provenance\n\nExact record hash: `1128f92728c12d6fc291e28b4cfcd4b1657dfa606e9688429e9c9280934f90b3`\n\nSource journal: `Research_Cycles/C1585_C1634/journal.json`", "journalDownload": "/sources/f14c0a7c2850e48750a0ea1779544db0428e79b64c4d6ae43137b5c361478239.json"}