{
  "clip_id": "sample_05_commercial_catering",
  "video_file": "sample_05_commercial_catering.mp4",
  "environment": "restaurant",
  "task": "Commercial catering \u2014 large-scale food prep",
  "duration_seconds": 371.955,
  "fps": 30,
  "resolution": "1080x1920",
  "codec": "hevc",
  "camera_view": "monocular_egocentric",
  "capture_device": "Apple iPhone 16 Pro Max",
  "manipulator_details": {
    "hand_used": "right_dominant",
    "left_hand_pct": 10.94,
    "right_hand_pct": 19.45,
    "two_hands_pct": 3.18,
    "object_target": "ladle",
    "hands_visible_pct": 26.29
  },
  "anonymization": {
    "identifiable_faces_present": false,
    "face_blur_required": false,
    "face_blur_applied": false,
    "face_privacy_review": "manual_pass",
    "face_privacy_note": "Human review confirmed no identifiable faces in delivered frames; pixel blur not required.",
    "audio_removed": true,
    "pii_scanned": true,
    "notes": "No identifiable faces in frame during review; audio stripped from deliverable. Human review confirmed no identifiable faces in delivered frames; pixel blur not required."
  },
  "consent_signed": true,
  "consent_reference": "consent/worker_consent_summary.md",
  "annotations": {
    "action_segment_count": 28,
    "caption": "Cook prepares bulk curry in a large vessel on a gas stove: lights chulla, adds masala from jars, condiments and chilies, pours vegetables, stirs continuously with a ladle (karchi), turns off heat, adds liquids and water from buckets, shakes in seasoning packets, empties a side vessel into the main pot, and covers with the main lid.",
    "hand_keypoints_jsonl": "sample_05_commercial_catering_hand_keypoints.jsonl",
    "hand_keypoints_frames": 11154,
    "hand_pose_label": "estimated_2d"
  },
  "qa_flags": {
    "continuous_integration_qa_pass": true,
    "resolution_verified": true,
    "duration_alignment_verified": true,
    "schema_validated": true,
    "audio_stripped": true,
    "ptp_synchronized": "not_applicable",
    "hand_object_occlusion_logged": true
  },
  "integrity": {
    "sha256_video": "e541f3b6e76e331f375ed4f1a4daa73f26dd2fba5bb7b05b67654679105750f1",
    "sha256_overlay": "1e0d7043a304ceac50fef0d0bfedc6c9fff33df7c81010eac6159e446bbba7d4"
  },
  "hand_object_contact": {
    "frames_sampled": 79,
    "contact_frames": 5,
    "contact_rate_pct": 6.33,
    "hand_object_occlusion_logged": true
  },
  "session": {
    "session_id": "GGN_20260620_S05",
    "capture_date": "2026-06-20",
    "timezone": "Asia/Kolkata",
    "collector_id": "WRK_930715",
    "clips_in_session": 1,
    "indoor_outdoor": "indoor",
    "lighting": "tubelight_cfl",
    "mount_type": "head_mounted_via_headband_egocentric",
    "task_id": "commercial_catering",
    "time_reference": "clip_start",
    "utc_available": true,
    "utc_note": "Wall-clock start approximated for robotics fusion (minute resolution, 12:00-17:00 IST window); not embedded in deliverable MP4. Clip-relative timestamps remain authoritative.",
    "utc_precision": "minute_approximate",
    "capture_start_ist_approx": "2026-06-20T12:11:00+05:30",
    "capture_start_utc_approx": "2026-06-20T06:41:00Z"
  },
  "task_id": "commercial_catering"
}