{
  "schema": "world.duck-recording-manifest/v1",
  "recording_sha256": "d85debc27a06bb93a50158618b5d52a9ad5d222911a6bfffffe992ae4d35ea42",
  "source_html_sha256": "9c16927b425153cf64d89c6e131b0649bd2bc202e0df085ea43b7b1d281a39ba",
  "source_file": "walk-u3675-cmd0.15.html",
  "source_schema": "duckgridwalk.walk-cad-view/v1",
  "source_backend": "Box3D integrated duck CPU lane (idv1/civ1)",
  "checkpoint_reported": "runs/flat-007/latest.pt",
  "checkpoint_update_reported": 3675,
  "checkpoint_identity_verified": false,
  "note": "Source reported a mutable latest.pt path; no historical checkpoint hash is attested. Playback does not load that file.",
  "claims": {
    "recorded": true,
    "live_physics": false,
    "cuda_execution": false,
    "validated_walking": false
  },
  "coordinates": {
    "source_up": "+Z",
    "source_quaternion": "wxyz",
    "world_mapping": "[x,z,-y]",
    "length_unit": "metre"
  },
  "frames": 400,
  "first_time_s": 0.002,
  "last_time_s": 7.982,
  "notices": {
    "asset-NOTICE": "1756b868b3c4ed9bbb0f5badbb3fb40a84cc09d814a2b0d5362a249167267e80",
    "asset-LICENSE": "43070e2d4e532684de521b885f385d0841030efa2b1a20bafb76133a5e1379c1"
  },
  "modifications": "Extracted original embedded JSON unchanged. World renders poses/CAD using a fixed coordinate transform and display-only interpolation."
}