diff --git "a/meta/critical_frames.jsonl" "b/meta/critical_frames.jsonl"
new file mode 100644--- /dev/null
+++ "b/meta/critical_frames.jsonl"
@@ -0,0 +1,8099 @@
+{"action_mode": "joint_position", "annotation_version": 1, "camera_key": "observation.images.right", "component": "arm", "confidence": 0.5693359956351535, "dataset": "roboarena_2026_02_03_lerobot", "detector_version": "roboarena_v3", "episode_index": 2, "event_id": "ep000002_f0042_grasp_or_close", "event_type": "grasp_or_close", "fps": 15, "frame_index": 42, "gripper_score": 1.0, "gripper_sensor_confirmed": true, "is_critical_frame": true, "mismatch_score": 0.21166578781263867, "partial_success": 0.33000001311302185, "phase_score": 0.04407801901854873, "precision_score": 0.1946257014924745, "selection_reference_frames": 400.0, "selection_top_k_per_reference": 2, "success": false, "task": "Put the purple cylinder on the red can", "timestamp": 2.799999952316284, "triggered_cues": ["gripper_command", "gripper_sensor_confirmation", "low_workspace"], "visual_score": 0.24223520243389546, "workspace_score": 0.75}
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