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  "historical_pinn": {
    "device": "cpu",
    "n": 128,
    "epochs": 1800,
    "helmholtz": 6.0,
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    "osnr_low_active_fraction": 0.08355712890625,
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    "pinn_final_loss": 15.009747505187988,
    "speedup_vs_pinn_train_full": 643890.2084922562,
    "speedup_vs_pinn_train_low": 371815.7493732109
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  "source_hashes": {
    "apps_industrial_breakthrough/pinn_operator_home_turf_outputs_n128_e1800/metrics.json": "40d1b7cfb832a401d283d3da80ce44db8863e71f0336f82fbe3c951b1afe00c0",
    "apps_industrial_breakthrough/pinn_operator_home_turf_challenger.py": "2a885ec0c159bc7ddb08146d3d9bfd2a061fa0e4b23ac1b0d11714d955e33631",
    "publication_series/manuscripts/M02/supplement.json": "74c340ce62aab4049505c0b800dbb119011375570f7302208785cc85b633be4c"
  },
  "historical_audit": [
    "Full-grid spectral forcing versus sampled, bilinearly interpolated forcing for PINN.",
    "PINN additionally receives sampled solution values.",
    "Inspected runner contains no explicit periodic-boundary penalty or periodic coordinate embedding.",
    "Recorded metrics omit width, layer count and several run arguments; present source defaults do not establish the historical values.",
    "Spectral inversion is a classical FFT solver, not an exponential B-spline evaluation.",
    "Raw prediction arrays/checkpoints are not retained; no reconstructed neural rollout is shown."
  ]
}