| { | |
| "schema_version": "1.1.0", | |
| "capture_id": "brush-panel-channels", | |
| "asset_id": "fbeaf25b4865abad", | |
| "embodiment": "human_egocentric", | |
| "dataset_type": "observational_demonstration", | |
| "capture_mode": "rgb_only", | |
| "instruction": "Hold the detached front panel and brush along its narrow channels.", | |
| "instruction_source": "curator_supplied", | |
| "session_group": "maintenance-session-001", | |
| "split": "sample", | |
| "modalities": { | |
| "rgb": true, | |
| "audio": false, | |
| "depth": false, | |
| "camera_intrinsics": false, | |
| "camera_pose": false, | |
| "imu": false, | |
| "robot_actions": false | |
| }, | |
| "robot_actions": "absent", | |
| "robot_state": "absent", | |
| "annotation_accuracy": "not_independently_evaluated", | |
| "privacy_review": "automated_full_frame_scan_and_assistant_storyboard_review", | |
| "annotation_review": "assistant_visual_review_with_disclosed_estimation_limits", | |
| "pose_sample_fps": 10.0, | |
| "rights": { | |
| "status": "owner_attested", | |
| "training_use": true, | |
| "public_sample_preparation": true, | |
| "evidence": "The user identified these recordings as iPhone chest-camera captures and authorized curating and publishing the maintenance sample to Diffraction. The existing chosen public sample license is CC BY 4.0. This is a record of user authorization, not an independent signed release." | |
| }, | |
| "source": { | |
| "codec": "hevc", | |
| "width": 1920, | |
| "height": 1080, | |
| "pixel_format": "yuv420p10le", | |
| "color_transfer": "arib-std-b67", | |
| "color_primaries": "bt2020", | |
| "color_space": "bt2020nc", | |
| "rotation_deg": 0, | |
| "audio_present": true, | |
| "device_model": "iPhone 15 Pro", | |
| "device_software": "26.3.1", | |
| "capture_date": "2026-05-20", | |
| "source_filename": "IMG_6498.MOV", | |
| "source_sha256": "ec85fd841efcb0bec77aa857a940a5eee33e551d8f2273fba3fea40c0924fc9b", | |
| "source_frame_semantics": "zero_based_displayed_source_video_frame", | |
| "source_time_base": [ | |
| 1, | |
| 600 | |
| ], | |
| "selection": { | |
| "requested_start_s": 22.0, | |
| "requested_end_s": 52.0, | |
| "first_source_frame": 660, | |
| "last_source_frame": 1559 | |
| }, | |
| "transform": { | |
| "hdr_to_sdr": true, | |
| "tone_mapper": "hable", | |
| "npl": 100, | |
| "geometry": "display_rotation_applied; no_crop_or_resize", | |
| "encoding": "H264 CRF16 8bit yuv420p", | |
| "audio": "omitted", | |
| "metadata": "source metadata stripped from derivative; selected fields retained here", | |
| "frame_mapping": "one_to_one_source_display_frames; original_PTS_spacing" | |
| } | |
| }, | |
| "license": "cc-by-4.0", | |
| "capture_mount": "chest (owner-described)", | |
| "review_method": { | |
| "reviewer": "assistant_visual_review", | |
| "method": "RGB storyboard approximately every 2 seconds plus final frame; estimated overlays sampled at start, middle and end", | |
| "boundary_precision_s": 2.0, | |
| "independent_human_validation": false, | |
| "finding": "No visible faces or identifying private text in inspected frames. Full-frame automated face scan returned zero detections. Audio is omitted. This is not an exhaustive manual frame-by-frame privacy audit." | |
| } | |
| } |