{
  "version": "1.0",
  "timing": {
    "units": "nanoseconds unless field suffix says ms; original monotonic times retained for joins",
    "video_time": "24 FPS processed grid; 124-frame clips",
    "cross_view": "clock estimates within 75 ms, not visual ground truth",
    "wall_clock": "removed"
  },
  "actions": {
    "source": "recordings/<episode>/.spool/agents/<agent>/client.jsonl -> action",
    "continuous": [
      "move_forward",
      "move_right",
      "look_yaw_delta",
      "look_pitch_delta"
    ],
    "buttons": [
      "jump",
      "sprint",
      "crouch",
      "interact",
      "enter_exit_vehicle",
      "primary_action",
      "secondary_action"
    ],
    "button_state": [
      "pressed",
      "released",
      "held"
    ],
    "raw_inputs": [
      "keyboard",
      "mouse",
      "raw_edges",
      "availability"
    ]
  },
  "camera": {
    "source": "client.jsonl -> camera",
    "fields": [
      "rendered_camera_position",
      "rendered_camera_rotation",
      "rendered_camera_fov",
      "projection_rays",
      "near_clip",
      "far_clip",
      "render_resolution",
      "frame_counter"
    ]
  },
  "world_state": {
    "source": "recordings/<episode>/.spool/world_state.jsonl",
    "fields": [
      "sample_seq",
      "server_monotonic_ns",
      "environment",
      "agents",
      "vehicles",
      "peds",
      "objects",
      "task_state",
      "relation_edges",
      "entity_lifecycle_events"
    ]
  },
  "map": {
    "root": "worlds/scene_001",
    "files": [
      "placements.jsonl.gz",
      "static.sqlite3",
      "heightmap.json",
      "collision/collision.sqlite3",
      "collision/collision-index.jsonl",
      "collision/meshes/*.tri.gz",
      "collision/materials.json",
      "collision/water.json"
    ],
    "mesh_format": "little_endian_9_float32_uint16_material_uint16_flags_40_bytes"
  },
  "privacy": {
    "episode_ids": "episode_001 ... episode_021",
    "server_clock_domains": "clock_### shared with clip alignment",
    "other_clock_and_client_ids": "consistent deterministic pseudonyms",
    "numeric_simulation_identifiers": "preserved",
    "historical_workstation_paths_and_wall_clock_fields": "removed"
  }
}