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-  "schema_version": "acwmbench.inference.ego.v1",
+  "schema_version": "worldoracle.human_hand.test_input.v2",
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   "episode_name": "ep000001",
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+  "contains_delta_action": false
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 {
-  "schema_version": "acwmbench.inference.ego.v1",
+  "schema_version": "worldoracle.human_hand.test_input.v2",
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   "episode_name": "ep000002",
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   "episode_name": "ep000009",
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+  "schema_version": "worldoracle.human_hand.test_input.v2",
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   "episode_name": "ep000013",
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+  "schema_version": "worldoracle.human_hand.test_input.v2",
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+  "contains_delta_action": false,
+  "initial_observations": {
+    "description": "Frame 0 input images for the released camera views."
   },
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-    "top_head": {
-      "source": "head_fisheye",
-      "mount": "head",
-      "compatibility_alias": true,
-      "active_projection": {
-        "model": "pinhole",
-        "width": 640,
-        "height": 480,
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-        "view_pitch_deg": 38.0,
-        "source_model": "opencv_fisheye",
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-          "gt": "video/fisheye/<view>",
-          "inference": "observations/fisheye/<view>.png"
-        }
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-      "source_projection": "opencv_fisheye"
-    },
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-      "compatibility_alias": true,
-      "active_projection": {
-        "model": "pinhole",
-        "width": 640,
-        "height": 480,
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-        "source_model": "opencv_fisheye",
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-      "mount": "head",
-      "compatibility_alias": false
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-    "head_stereo_right": {
-      "source": "head_stereo_right",
-      "mount": "head",
-      "compatibility_alias": false
+  "hand_camera_poses": {
+    "path": "controls/hand_camera_poses.npz",
+    "alignment": "sample t corresponds to episode frame t",
+    "arrays": {
+      "left_positions_camera": "[T, 21, 3] float, left-hand joints in camera coordinates",
+      "right_positions_camera": "[T, 21, 3] float, right-hand joints in camera coordinates",
+      "left_quaternions_camera_xyzw": "[T, 21, 4] float, XYZW quaternions",
+      "right_quaternions_camera_xyzw": "[T, 21, 4] float, XYZW quaternions",
+      "left_valid": "[T] boolean validity mask",
+      "right_valid": "[T] boolean validity mask",
+      "camera_position_world": "[T, 3] float camera-reference position",
+      "camera_quaternion_world_xyzw": "[T, 4] float XYZW camera-reference orientation",
+      "camera_valid": "[T] boolean validity mask"
     }
   },
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-    "model": "pinhole",
-    "width": 640,
-    "height": 480,
-    "hfov_deg": 90.0,
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-    "source_model": "opencv_fisheye",
-    "source_backup": {
-      "gt": "video/fisheye/<view>",
-      "inference": "observations/fisheye/<view>.png"
-    }
-  }
+  "task": "pourwater"
 }
diff --git a/human_hand/pulldrawer/ep000000/controls/hand_camera_poses.npz b/human_hand/pulldrawer/ep000000/controls/hand_camera_poses.npz
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--- a/human_hand/pulldrawer/ep000000/controls/hand_camera_poses.npz
+++ b/human_hand/pulldrawer/ep000000/controls/hand_camera_poses.npz
@@ -1,3 +1,3 @@
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diff --git a/human_hand/pulldrawer/ep000000/metadata.json b/human_hand/pulldrawer/ep000000/metadata.json
index 0e7224978f0a796553ecce1fd1ba9a9f0d9c0e96..85b058c301cdddaffee156ca55eb8acd17921e02 100644
--- a/human_hand/pulldrawer/ep000000/metadata.json
+++ b/human_hand/pulldrawer/ep000000/metadata.json
@@ -1,17 +1,14 @@
 {
-  "schema_version": "acwmbench.inference.ego.v1",
+  "schema_version": "worldoracle.human_hand.test_input.v2",
   "task_name": "pulldrawer",
   "episode_index": 0,
   "episode_name": "ep000000",
   "fps": 15.0,
-  "num_frames": 1867,
-  "num_transitions": 1866,
+  "num_frames": 1866,
   "seed_local_index": 0,
   "embodiment": "ego_human_bimanual",
   "files": {
-    "trajectory": "trajectory.parquet",
     "calibration": "calibration.json",
-    "source_map": "source_map.json",
     "observations": {
       "top_head": "observations/top_head.png",
       "hand_left": "observations/hand_left.png",
@@ -20,8 +17,7 @@
       "head_stereo_right": "observations/head_stereo_right.png"
     },
     "controls": {
-      "hand_camera_poses": "controls/hand_camera_poses.npz",
-      "action_57d_spec": "controls/action_57d_spec.json"
+      "hand_camera_poses": "controls/hand_camera_poses.npz"
     },
     "fisheye_calibration": "calibration_fisheye.json",
     "fisheye_observations": {
@@ -41,5 +37,8 @@
     "height": 480,
     "hfov_deg": 90.0,
     "view_pitch_deg": 38.0
-  }
+  },
+  "alignment": "Absolute hand and camera pose sample t corresponds to episode frame t. The released observation images are frame 0 inputs.",
+  "pose_representation": "absolute_per_frame",
+  "contains_delta_action": false
 }
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+++ b/human_hand/pulldrawer/ep000001/controls/hand_camera_poses.npz
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diff --git a/human_hand/pulldrawer/ep000001/metadata.json b/human_hand/pulldrawer/ep000001/metadata.json
index 6929b32d9893d79dcce5f6b789b2321fdb65666d..c4e6ae8ac822b6406cb36013e25ae699c462aafb 100644
--- a/human_hand/pulldrawer/ep000001/metadata.json
+++ b/human_hand/pulldrawer/ep000001/metadata.json
@@ -1,17 +1,14 @@
 {
-  "schema_version": "acwmbench.inference.ego.v1",
+  "schema_version": "worldoracle.human_hand.test_input.v2",
   "task_name": "pulldrawer",
   "episode_index": 1,
   "episode_name": "ep000001",
   "fps": 15.0,
-  "num_frames": 1886,
-  "num_transitions": 1885,
+  "num_frames": 1883,
   "seed_local_index": 0,
   "embodiment": "ego_human_bimanual",
   "files": {
-    "trajectory": "trajectory.parquet",
     "calibration": "calibration.json",
-    "source_map": "source_map.json",
     "observations": {
       "top_head": "observations/top_head.png",
       "hand_left": "observations/hand_left.png",
@@ -20,8 +17,7 @@
       "head_stereo_right": "observations/head_stereo_right.png"
     },
     "controls": {
-      "hand_camera_poses": "controls/hand_camera_poses.npz",
-      "action_57d_spec": "controls/action_57d_spec.json"
+      "hand_camera_poses": "controls/hand_camera_poses.npz"
     },
     "fisheye_calibration": "calibration_fisheye.json",
     "fisheye_observations": {
@@ -41,5 +37,8 @@
     "height": 480,
     "hfov_deg": 90.0,
     "view_pitch_deg": 38.0
-  }
+  },
+  "alignment": "Absolute hand and camera pose sample t corresponds to episode frame t. The released observation images are frame 0 inputs.",
+  "pose_representation": "absolute_per_frame",
+  "contains_delta_action": false
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