{
  "status": "passed",
  "total_episodes": 523,
  "total_frames": 135699,
  "total_videos": 2092,
  "source_episode_counts": {
    "route": 523
  },
  "checks": [
    "one constant semantic subtask per episode",
    "contiguous episode, frame, global, and timestamp indices",
    "four synchronized 224x224 videos at 100 Hz per episode",
    "common Parquet schema across route and steering sources"
  ]
}