{"id": "c1018", "title": "C1018 — Order is not recoverable from a total", "filename": "C1018.md", "role": "Research action", "step": 1018, "sha256": "c562071b6a2bfb75f15a6dc646190bee6e62ef65449394a171804ff7a4713b7a", "bytes": 1232, "origins": ["C480–C1634/Research_Cycles/C0932_C1131/journal.json#C1018"], "download": "/sources/c562071b6a2bfb75f15a6dc646190bee6e62ef65449394a171804ff7a4713b7a.md", "format": "md", "derived": true, "tags": [], "excerpt": "Can changing order preserve all boundaries after refitting the same two positions?", "content": "# C1018 — Order is not recoverable from a total\n\n## Question\n\nCan changing order preserve all boundaries after refitting the same two positions?\n\n## Inputs\n\n```json\n{\n  \"diagnostic_reversed_counts\": [\n    10,\n    24,\n    25,\n    26,\n    27,\n    28,\n    29,\n    30\n  ]\n}\n```\n\n## Sources\n\n```json\n[\n  \"C1017\"\n]\n```\n\n## Opened utc\n\n2026-09-28T03:59:11.285749+00:00\n\n## Results\n\n```json\n{\n  \"diagnostic_scale\": \"182/27\",\n  \"diagnostic_anchor\": \"45230/27\",\n  \"diagnostic_final\": \"3004/9\",\n  \"held_source_head\": 1859,\n  \"held_source_final\": 466,\n  \"scope\": \"same-role diagnostic only; the source reverse walk retains its own roles\"\n}\n```\n\n## Finding\n\nRefitting two unchanged role positions cannot restore the other boundaries after reordering. The source reverse walk is a separately indexed object, not a defective version of the forward path.\n\n## Reassessment\n\nAudit the independence of the two marked NT Key returns.\n\n## Checks\n\n```json\n{\n  \"fitted_scale\": true,\n  \"head_rejects\": true,\n  \"tail_rejects\": true\n}\n```\n\n## Closed utc\n\n2026-09-28T03:59:11.286451+00:00\n\n## Record provenance\n\nExact record hash: `ddd32fc0f100c10a197023638af74a67769b63897af9ef35e07bd6ba688e0064`\n\nSource journal: `Research_Cycles/C0932_C1131/journal.json`", "journalDownload": "/sources/f6bdc7aaaaa4fd40f1151b367204ddee7f0f9b77a9c43ae8764831b52d862670.json"}