{
  "run_id": "RUN-001",
  "status": "SAMPLE",
  "excerpt": {
    "from_seconds": 118,
    "to_seconds": 310,
    "description": "The receiving-dock discrepancy at PO-4471: a short count, an operator pause, a radio call, and a hold decision."
  },
  "modalities": ["video", "audio", "screen", "keystroke", "sensor", "document"],
  "clock": {
    "type": "single synchronized source",
    "resync_interval_seconds": 60
  },
  "timeline_events": [
    { "t": 42, "track": "keystroke", "label": "Scan: pallet PO-4471" },
    { "t": 96, "track": "sensor", "label": "Load cell: 812 lb (expected 940 lb)" },
    { "t": 118, "track": "video", "label": "Operator pause, 4.2s, no scan" },
    { "t": 132, "track": "screen", "label": "Opens PO history, prior deliveries" },
    { "t": 205, "track": "audio", "label": "Radio call: confirming count on 4471" },
    { "t": 244, "track": "document", "label": "Bill of lading cross-check" },
    { "t": 310, "track": "keystroke", "label": "Disposition: HOLD" }
  ],
  "datasheet": {
    "run_id": "RUN-001",
    "participants": "6 operators, informed consent on file for each",
    "duration_per_session": "30:00",
    "consent": "Written, revocable, scoped to this engagement",
    "custody": "Logged from capture to delivery, no intermediate copies",
    "delivery": "One encrypted archive, one owner, no retained copy",
    "license": "Exclusive to the commissioning party"
  },
  "note": "This file is a structural excerpt for review, not raw capture. Full delivery ships as an encrypted archive with the complete synchronized streams."
}