{"id": "c621", "title": "C621 — Finalize the exact interface diagram", "filename": "C621.md", "role": "Research action", "step": 621, "sha256": "6aadf7331330dae2c53525184b62cdb77e4edf98e75ed00bd32478382ab967b0", "bytes": 1553, "origins": ["C480–C1634/Research_Cycles/C0532_C0631/journal.json#C621"], "download": "/sources/6aadf7331330dae2c53525184b62cdb77e4edf98e75ed00bd32478382ab967b0.md", "format": "md", "derived": true, "tags": ["Cumulative", "Rounded"], "excerpt": "Does the five-node visual retain the distinct paths, generated endpoint and pair adjustment?", "content": "# C621 — Finalize the exact interface diagram\n\n## Question\n\nDoes the five-node visual retain the distinct paths, generated endpoint and pair adjustment?\n\n## Inputs\n\n```json\n{\n  \"figure\": \"Actual-to-Rounded cumulative interface\",\n  \"coordinate\": \"positive BC labels\",\n  \"review\": \"root visually inspected1400×1250 PNG\"\n}\n```\n\n## Sources\n\n```json\n[\n  \"C570–C572; C618 diagram\"\n]\n```\n\n## Opened utc\n\n2026-09-28T00:39:27.775389+00:00\n\n## Results\n\n```json\n{\n  \"svg\": {\n    \"path\": \"deliverables/Actual_Rounded_Interface.svg\",\n    \"sha256\": \"86b6671a4c1a025000ca39443759f41384aeda40da7d05e13d07a7f0b5271043\",\n    \"bytes\": 6358\n  },\n  \"png\": {\n    \"path\": \"deliverables/Actual_Rounded_Interface.png\",\n    \"sha256\": \"859a68c263d129fd372d2c072151b9cb2c791acdd13414514eeac15b157e683d\",\n    \"bytes\": 197120\n  },\n  \"visual_QA\": \"legible labels; exact24552/13; five cards; unobstructed arrows; generated1404 explicitly labelled\"\n}\n```\n\n## Finding\n\nThe figure presents the main bridge without losing the interior-path distinction. It is an exact vector diagram with a checked PNG companion, not a replacement for the source arithmetic.\n\n## Reassessment\n\nRevise the draft using independent review and the completed source/model registers.\n\n## Checks\n\n```json\n{\n  \"exact_junction\": true,\n  \"shared_terminal\": true,\n  \"pair_adjustment\": true\n}\n```\n\n## Closed utc\n\n2026-09-28T00:39:27.777021+00:00\n\n## Record provenance\n\nExact record hash: `3d5ab923f3431239489d56d350b62ff893060134fbd79ad6cbe026f1ee144a48`\n\nSource journal: `Research_Cycles/C0532_C0631/journal.json`", "journalDownload": "/sources/7a2e1117efc741218b68e2db8bb20eadd33cab34e00384e9b903708031da1d2d.json"}