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  "fidelity": "production",
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  "local_selector": "geometry",
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  "device": "mps",
  "wall_seconds": 260.069,
  "max_wall_s": 800.0,
  "created_unix_s": 1789128140.691232,
  "python": "3.13.9",
  "platform": "macOS-27.0-arm64-arm-64bit-Mach-O",
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  "reward_note": "reward_profile=time 使用 HRLReward.time_only（P0.4 纯时间口径）；reward_profile=prompt 使用原始 §5.2 塑形。模型元数据已固化口径。",
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