{
  "format_version": 1,
  "recorded_at": "2026-10-17T07:29:41+08:00",
  "method": "policy_value_model_plus_PUCT_MCTS",
  "teacher_fallback_used": false,
  "model_input": "current 54 facelets only",
  "checkpoint_filename": "8355_policy_value_v3.pt",
  "checkpoint_sha256": "d5eff92039e1c723a5cdde2f77e8c98df48b5cd19de3217dc7aee8d549a78581",
  "parameters": 416655,
  "device": "cpu",
  "simulations_per_move": 64,
  "max_steps": 50,
  "scramble": [
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    "U",
    "F'",
    "L",
    "D",
    "B'"
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  "quarter_turn_count": 6,
  "verified": true,
  "verification": "all 54 facelets solved; every replay state agrees in geometric and legacy turn engines",
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    "F",
    "D",
    "L",
    "B"
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  "scope": "one demonstration, not a success-rate benchmark"
}