HashtagRobotics/tic-tac-toe-so101-block-a-clean-v1

SO-101 Tic-Tac-Toe — Block A, Games 1–15

Verified physical SO-101 follower demonstrations collected with an SO-101 leader. This release contains the complete 15-game Block A collection.

Dataset contract

• 195 episodes: global episodes 1–195, Games 1–15, 13 episodes per game
• 144,723 frames at 30 FPS
• observation.images.top: RGB video, 640×480
• observation.images.wrist: RGB video, 640×480
• observation.state: six SO-101 joint/gripper positions
• action: six SO-101 joint/gripper targets
• 18 controlled language tasks spanning red X / white O and all nine board cells
• LeRobotDataset v3 (codebase_version: v3.0)

The roadmap lineage is stored in meta/hashtag_episode_plan.jsonl. Before upload, all episode indices, roadmap instructions, embedded task labels, video windows, and both camera streams were checked. Every MP4 decoded successfully.

Intended use

Fine-tuning and evaluating a SmolVLA baseline for the matching physical SO-101, board, cameras, state schema, and action schema. A separately collected held-out physical evaluation set is still required; training loss is not a manipulation success metric.