{
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 "device_id": "5b36bf78449afe26",
 "session_dir": "20260721_035245_session30",
 "session_index": 30,
 "session_timestamp": "2026-07-21T03:52:45",
 "session_timestamp_note": "as recorded by the device; timezone not asserted",
 "oss_prefix": "5b36bf78449afe26/20260721_035245_session30/",
 "robowrist_left_id": "7c09116c9ab54795",
 "robowrist_right_id": "4193a1bc74bb26b9",
 "imu_model": "icm42688p",
 "mag_model": "mmc5983ma",
 "camera_sensor": "sc233hgs",
 "clock_note": "sqlite `timestamp` is nanoseconds on a device-monotonic clock, not epoch; use start_delta_s/end_delta_s to align across devices",
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  "segment_summaries": [
   "segment1 passed"
  ],
  "missing_count": 0,
  "corrupt_count": 0,
  "probe_fail_count": 0,
  "anomalies": []
 },
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   "total_mp4_count": 6,
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   "pairing_checked": true
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 ]
}