{
  "schema_version": "1.0",
  "sample_id": "egxo-commercial-dual-wrist-ego-exo-garment-handling",
  "status": "publishable",
  "activity_label": "Commercial garment inspection and handling",
  "source_fingerprints_withheld": true,
  "alignment": {
    "status": "passed",
    "visible_event": "Repeated garment contact, lift, inspection and placement events remain associated across both wrist views and both external views",
    "method": "Repeated garment contact, lift, inspection and placement events were matched across all four views, then reviewed in the encoded derivative",
    "observed_tolerance_ms": 500,
    "limitation": "Visually aligned multi-view derivative; not hardware timecode synchronization, calibrated geometric correspondence, or sensor fusion"
  },
  "privacy": {
    "status": "passed",
    "review_note": "All 360 approved-master frames were reviewed in order. A tight frame-indexed solid mask follows the actor's head in the wide external view. Three fixed redactions protect a camera watermark, a product-label lane, and a screen and reflection region. The native-resolution website derivative retained that edit and re-passed full decode, mask-opacity, face-detection and QR checks across all 360 frames. Audio and source metadata were removed. Automated detection is supplementary only.",
    "audio_removed": true,
    "source_metadata_removed": true,
    "review_scope": "Faces, bystanders, screens, reflections, documents, badges, voices and machine-readable QR content",
    "redactions": [
      {
        "role": "wide exo actor",
        "mode": "solid",
        "type": "frame_indexed_track",
        "purpose": "Identity redaction",
        "coordinate_space": "1920x1080 encoded output",
        "frame_count": 360,
        "box_count": 360,
        "source_tile_box_width_range_pixels": [
          59,
          73
        ],
        "source_tile_box_height_range_pixels": [
          64,
          87
        ],
        "method": "Dense 24 FPS head track reduced to the single temporally continuous actor head and reviewed across all encoded frames"
      },
      {
        "role": "right-wrist ego",
        "mode": "solid",
        "purpose": "Embedded camera watermark redaction"
      },
      {
        "role": "frontal exo",
        "mode": "irreversible_mosaic",
        "purpose": "Near-edge product-label lane redaction"
      },
      {
        "role": "wide exo",
        "mode": "solid",
        "purpose": "Screen and room reflection redaction"
      }
    ],
    "validation": {
      "decoded_frame_count": 360,
      "reviewed_frame_count": 360,
      "review_scope": "all_frames",
      "review_method": "Six ordered full-composite sheets and six ordered head-detail sheets account for every approved-master frame; the approved master was reviewed again in the same 360-frame order. The website derivative was then mechanically revalidated across all 360 frames",
      "automated_detection_role": "supplementary_only",
      "encoded_mask_opacity": {
        "checked_frames": 360,
        "checked_face_boxes": 360,
        "maximum_luma_inside_mask_inset": 6,
        "threshold": 32,
        "passed": true
      },
      "face_detection": {
        "method": "macOS Vision VNDetectFaceRectanglesRequest on every encoded frame",
        "checked_frames": 360,
        "frames_with_face_candidates": 0,
        "errors": 0,
        "passed": true
      },
      "qr_detection": {
        "method": "OpenCV QRCodeDetector on every encoded frame",
        "checked_frames": 360,
        "frames_with_geometry_candidates": 10,
        "decoded_payload_alerts": 0,
        "passed": true
      },
      "full_decode_passed": true,
      "website_derivative_revalidated": true
    },
    "boundary": "Exhaustive visual review plus automated checks materially reduces privacy risk but is not an independent privacy certification. Garment product tags are not treated as personal data; commercial sensitivity must be assessed separately by the dataset owner."
  },
  "views": [
    {
      "role": "right-wrist ego",
      "capture_priority": "near-field manipulation"
    },
    {
      "role": "left-wrist ego",
      "capture_priority": "near-field manipulation"
    },
    {
      "role": "frontal exo",
      "capture_priority": "actor and workspace context"
    },
    {
      "role": "wide whole-body exo",
      "capture_priority": "body and scene context"
    }
  ],
  "output": {
    "video": "egxo-commercial-dual-wrist-ego-exo-garment-handling.mp4",
    "poster": "egxo-commercial-dual-wrist-ego-exo-garment-handling.jpg",
    "duration_seconds": 15,
    "width": 1920,
    "height": 1080,
    "frame_rate_fps": 24,
    "frame_count": 360,
    "audio_streams": 0,
    "codec": "h264",
    "profile": "High",
    "pixel_format": "yuv420p",
    "fast_start": true,
    "encoding_role": "native-resolution website delivery derivative of the approved master",
    "approved_master_sha256": "4656db1e949ad43354089ca128da258380fa9be2e8331a9ff3b8bfddfeb89ca3",
    "size_bytes": 25516929,
    "sha256": "e73192c972b0d3550a66d202e9505aec29856c4ecd9f9ee56c04a5e9fdaaf73d",
    "poster_sha256": "606e7aca591e9255987c38e2cf9a691dd219c5a762ab7e5aa1e9b686ee4a729c"
  },
  "provenance_boundary": "This public evidence record withholds restricted source filenames, storage identifiers and source fingerprints. It describes the reviewed derivative and does not establish consent, ownership, licensing, or commercial-use rights."
}