Release update 2026-11-05: new sessions, instructions, annotations (part 316)

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actions/locomanipulation/LM33/session_021/annotations.json

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+ "time_reference": "start_s / end_s: seconds from the start of the segment video, [start, end); t_start / t_end: the same bounds on the session time base (meta.json time_base, t = 0 at the first solved Body0 frame) = start_s + video_t_start",
+ "primitive": "LM33",
+ "instruction": "Carry the open container and, while walking, reach in with one hand and take an item out, then put it back. Repeat as you walk. Do not stop.",
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+   "instruction": "Carry the open container and, while walking, reach in with one hand and take an item out, then put it back. Repeat as you walk. Do not stop."
+  }
+ ]
+}

actions/locomanipulation/LM33/session_021/cameras/gsi_online_calibration.json

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actions/locomanipulation/LM33/session_021/meta.json

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+ }
 }

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+  }
+ ]
+}

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actions/locomanipulation/LM33/session_022/cameras/slam.npz

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actions/locomanipulation/LM33/session_022/meta.json

@@ -382,8 +382,8 @@
   "frame": "canonical (meta.canonical): Z-up metres; fitted in Nokov frame, global_orient/transl rotated, *_nokov kept",
   "pelvis": "transl + rest_joints(betas)[0] (transl is NOT the pelvis)",
   "hands": {
-   "observed": false,
-   "hand_pose": "flat (zeros, flat_hand_mean=True)",
+   "observed": true,
+   "hand_pose": "GSI (scripts/gsi_hand_session.py) fingers registered (scripts/register_hands_smplx.py); flat where hand_observed is False",
    "wrist_anchor": "T_world_wrist (F,2,4,4) canonical; hand-marker offsets in wrist frame below",
    "hand_marker_offsets_m": {
     "left": {
@@ -522,12 +522,126 @@
    "note": "constant wrist rotation (marker-fit gauge freedom) removed; marker predictions unchanged"
   }
  },
+ "hands_registration": {
+  "cameras": {},
+  "hands": {
+   "left": {
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+     "p90": 43.11
+    },
+    "samples": 3540,
+    "accepted": 2837,
+    "wrist_pos_err_mm_median": 26.5,
+    "per_camera": {
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+      "accepted": 2837,
+      "gate_deg": 30.0,
+      "offset_deg": 10.91,
+      "tier": "primary",
+      "dev_deg_median": 19.02,
+      "wrist_pos_err_mm_median": 26.5
+     }
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+     "mean_hand": 153,
+     "no_body_fit": 8
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+    "observed_fraction_of_valid": 0.9895,
+    "palm_axis_vs_markers_deg": {
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+     "smplx": 2.05
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+    "hand_marker_to_mesh_mm": {
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+      "p90": 12.1
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+     "p90": 19.76
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+    "accepted": 3259,
+    "wrist_pos_err_mm_median": 51.5,
+    "per_camera": {
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+      "offset_deg": 29.64,
+      "tier": "primary",
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+     }
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+  "cameras_used": [
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+  ],
+  "generated_at_utc": "2026-11-03T21:48:25.238425+00:00",
+  "generated_by": "scripts/register_hands_smplx.py",
+  "conventions": "left hand native left MANO (no mirroring); hand_pose = axis_angle(GSI hand_pose), already absolute (flat_hand_mean=True); SMPL-X wrist kept, tracker wrist only for checks",
+  "wrist_flip_suspect": []
+ },
  "release": {
   "release_path": "actions/locomanipulation/LM33/session_022",
   "family": "locomanipulation",
   "primitive": "LM33",
   "source_session": "20261016/LM33/20261016_015349_session20"
  },
+ "task": {
+  "primitive": "LM33",
+  "instruction": "Carry the open container and, while walking, reach in with one hand and take an item out, then put it back. Repeat as you walk. Do not stop."
+ },
  "objects": [
   {
    "name": "BigBox",

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