Release update 2026-11-05: new sessions, instructions, annotations (part 139)

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+ "session_id": "20261028_114259_session129",
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+ "participant": "xiaobo",
+ "participant_source": "manifest",
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+  "camera_pose_source": "T_tracker0_imu0 @ inv(T_cam_imu)",
+  "files": [
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+   "tracker0_zup.npz",
+   "rig_zup.npz",
+   "cameras_zup.npz"
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+  "pelvis": "transl + rest_joints(betas)[0] (transl is NOT the pelvis)",
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+   "note": "constant wrist rotation (marker-fit gauge freedom) removed; marker predictions unchanged"
+  }
+ },
+ "release": {
+  "release_path": "actions/locomanipulation/LM20/session_038",
+  "family": "locomanipulation",
+  "primitive": "LM20",
+  "source_session": "20261028/LM20/20261028_114259_session129"
+ },
+ "task": {
+  "primitive": "LM20",
+  "instruction": "Carry the large light object across the room, back and forth. It is awkward rather than heavy, so hold it however works."
+ }
+}

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