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      }
    }
  },
  "interpretation": "Development comparison: 1.2 reference is 50-member input-perturbed mean; Mini is one member, different weather source. Historical fitting-year overlap; recent 2024+ reported separately.",
  "aggregation": "Same frozen scorer: leads per day; days within storm; equal storms. Common three-way moving directions and pressure-valid leads; separate JMA/USA labels.",
  "pressure_scope": "Native matched subset, common three-way leads. Missing is null, never zero.",
  "verification_sha256": "8f29a767ab5db61cf6773f5806cc110789329b04db48361715e5b4c295545c89",
  "case_manifest_sha256": "30d35cfb79e809227fd0d255f9b5173ad18e781c7450ed4bbf0211553f8e63bd",
  "canary": {
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    "wp_pressure_max_abs_difference_hpa": 0.04547119140625,
    "wp_pressure_max_abs_difference_hpa_by_lead": [
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    "field_gate_limits_hpa": {
      "mean": 0.01,
      "max": 0.1
    },
    "field_gate_passed": true,
    "tracker_max_difference_km": 0.14586496919052705,
    "central_pressure_max_abs_difference_hpa": 0.07400935954797205,
    "pressure_masks_match": true,
    "cpu_numerical_equivalence": true,
    "status": "cuda_canary_passed",
    "tested_at_utc": "2026-10-04T12:55:06.985459+00:00",
    "validation_protocol": {
      "id": "same-runtime-strict-fp32-cpu-cuda-v2",
      "primary_reference": "One fresh CPU rollout in the same pinned WSL runtime and inference code path",
      "legacy_reference": "Bundled Mac CPU output retained as a separate cross-runtime diagnostic, not the primary gate",
      "field_gate_limits_hpa": {
        "mean": 0.01,
        "max": 0.1
      },
      "jax": "0.4.38",
      "jaxlib": "0.4.38",
      "case_index": 0,
      "cpu_counts_as_benchmark": false,
      "tolerances_changed": false
    },
    "runtime_match": true,
    "input_bytes_match": true,
    "protocol_match": true,
    "case_index": 0,
    "checkpoint_sha256": "a1bb151457077248d70a458b1a7b19deacd2926fbcb46eee4ff2691444e3596e",
    "gpu_verified_steps": 20,
    "protocol_sha256": "91b31582f24ffdd4f2309eddb0cc68498a2c31cab7cbabaf06f43dfbff413606",
    "cpu_forecast_sha256": "a8700f10b93dcf76b20439ed0cf71c312274398813af4ef8c6df51cbc75b0964",
    "cuda_forecast_sha256": "0338d2b907bf0f4a605883b4c778bf961fe7406b6916161317b25a39b66fa68c",
    "cpu_metadata_identity": "a2b686e98309ebcda11482f521b68cc8657171d08606d24e0c303484c446cddb",
    "cuda_metadata_identity": "5eb223c4c969f2df64b29289ef3e96a467b418721ee7071faa81e64c59fbb1a1",
    "cpu_input_state_sha256": "f0e8ca0d826e52e76a2b090084a09845a58871d3e6e02b8513b7a4f9cbf8d6c2",
    "cuda_input_state_sha256": "f0e8ca0d826e52e76a2b090084a09845a58871d3e6e02b8513b7a4f9cbf8d6c2",
    "cpu_device": {
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      "device_kind": "cpu",
      "platform": "cpu",
      "platform_version": "cpu",
      "jax": "0.4.38",
      "jaxlib": "0.4.38",
      "python": "3.12.3",
      "gpu_matmul_verified": false,
      "numerics": {
        "matmul_precision": "highest",
        "NVIDIA_TF32_OVERRIDE": "0",
        "jax_enable_x64": false,
        "jax_threefry_partitionable": true
      }
    },
    "device": {
      "backend": "cuda",
      "device_kind": "NVIDIA GeForce RTX 3070",
      "platform": "gpu",
      "platform_version": "PJRT C API\ncuda 12030",
      "jax": "0.4.38",
      "jaxlib": "0.4.38",
      "python": "3.12.3",
      "gpu_matmul_verified": true,
      "numerics": {
        "matmul_precision": "highest",
        "NVIDIA_TF32_OVERRIDE": "0",
        "jax_enable_x64": false,
        "jax_threefry_partitionable": true
      }
    },
    "cpu_predictions_reused_as_cuda": false,
    "legacy_cross_runtime_comparison": {
      "wp_pressure_mean_abs_difference_hpa": 0.0074994690769043465,
      "wp_pressure_max_abs_difference_hpa": 0.59765625,
      "wp_pressure_max_abs_difference_hpa_by_lead": [
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        0.0706787109375,
        0.03485107421875,
        0.0855712890625,
        0.05712890625,
        0.0518798828125,
        0.04205322265625,
        0.0977783203125,
        0.07293701171875,
        0.05584716796875,
        0.0611572265625,
        0.145751953125,
        0.1763916015625,
        0.19189453125,
        0.26953125,
        0.20556640625,
        0.29156494140625,
        0.5030517578125,
        0.59765625
      ],
      "field_gate_limits_hpa": {
        "mean": 0.01,
        "max": 0.1
      },
      "field_gate_passed": false,
      "tracker_max_difference_km": 35.802407171684315,
      "central_pressure_max_abs_difference_hpa": 1.597311381356235,
      "pressure_masks_match": true,
      "cpu_numerical_equivalence": false,
      "gating": false,
      "reference_sha256": "982501139e39ebf6e6308c23d7abf3131c221f0ce489000400cafcaa65b06eb4",
      "input_bytes_match": true,
      "note": "The older Mac implementation/runtime differs. A failed legacy comparison remains failed; it is not numerical-equivalence certification."
    }
  },
  "published_to_site": false,
  "integration_note": "Import after independent review into the EXISTING site. The current frontend explicitly suppresses DeepMind until its verified import adapter is updated."
}