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  ],
  "change": "events extracted into event_features/event_components; original operation order retained",
  "cuda_initialized": false,
  "device": "cpu",
  "dtype_change": "old hidden was already cast to weight dtype; new gate uses that same weight dtype",
  "interpretation": "no CPU arithmetic difference found for the refactor; historical H12 versus new B1 remains a cross-run diagnostic, not a pure batch-size causal estimate",
  "original_writer_source_sha256": "6930bc0105fde8052543f39a71070ae45183e4dcba5897cedeb5e75ff27c1b26",
  "refactored_writer_source_sha256": "66dc18a28ff64c0054eb474a6dc3c4139ddbbde0dbd5c45f7e5893e2af79e2b5",
  "schema_version": 1,
  "scope": "bounded CPU writer events and D1 updates with real checkpoint weights; not GPU or full-reader equivalence",
  "shared_state_and_operator_sources_verified_identical": true,
  "status": "pass",
  "threads": 2,
  "torch_version": "2.13.0a0+8145d630e8.nv26.06"
}