{"id": "c749", "title": "C749 — Freeze the three rounding domains", "filename": "C749.md", "role": "Research action", "step": 749, "sha256": "543780945367919d25bbba0c8adb36348c3796fe804042fed6da505708576907", "bytes": 1350, "origins": ["C480–C1634/Research_Cycles/C0732_C0831/journal.json#C749"], "download": "/sources/543780945367919d25bbba0c8adb36348c3796fe804042fed6da505708576907.md", "format": "md", "derived": true, "tags": ["Regular", "Cumulative", "Rounded"], "excerpt": "Which row operations and domains may be compared?", "content": "# C749 — Freeze the three rounding domains\n\n## Question\n\nWhich row operations and domains may be compared?\n\n## Inputs\n\n```json\n{}\n```\n\n## Sources\n\n```json\n[\n  \"File51a §§3.4,16.1–16.2; File18 regular tables\"\n]\n```\n\n## Opened utc\n\n2026-09-28T01:52:29.839395+00:00\n\n## Results\n\n```json\n{\n  \"packet\": {\n    \"path\": \"model/rounding_inputs.json\",\n    \"sha256\": \"1c34bdf733d5822070359212b1fc1bedd09747e2ea47ae613a45570546f1aaf4\",\n    \"bytes\": 50661\n  },\n  \"row_counts\": {\n    \"MT_native_OFF\": 26,\n    \"LXX_native_ON\": 27,\n    \"SP_native_OFF\": 26\n  },\n  \"operations\": [\n    \"Q(b) regular births\",\n    \"Q(b)+Q(r) theoretical regular lifespan\",\n    \"Q(L) cumulative lifespan\"\n  ],\n  \"restrictions\": [\n    \"SP inclusive counts retain count type\",\n    \"Jacob b=91 belongs to Joseph collateral\",\n    \"four final b inputs withheld\"\n  ]\n}\n```\n\n## Finding\n\nRounded is three typed row operations, followed by path accumulation. A missing or collateral begetting input cannot become a trunk edge.\n\n## Reassessment\n\nReconstruct both MT lifespan operators over every admitted row.\n\n## Checks\n\n```json\n{\n  \"counts\": true,\n  \"withheld\": true\n}\n```\n\n## Closed utc\n\n2026-09-28T01:52:29.841524+00:00\n\n## Record provenance\n\nExact record hash: `c58b31829a73df4b0189eec20ae868a9ff5ae35b45e112d9e252256fc7bf59ca`\n\nSource journal: `Research_Cycles/C0732_C0831/journal.json`", "journalDownload": "/sources/8ea2b882289fbcea5cf11177923617f0c1d1ad7e6eaa3bffb174c6f89699d97d.json", "evidenceLinks": [{"id": "d-1c34bdf733d58220", "title": "model/rounding_inputs.json"}, {"id": "d-68301ab760bfbe2e", "title": "File 18"}, {"id": "d-d8aa38afb2a2df8f", "title": "File 51a"}]}