{
  "schema": "szl.model-source-attestation/v1",
  "observed_at": "2026-07-12T00:27:14Z",
  "model": {
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    "repository_type": "model",
    "artifact_kind": "kernel-code-and-configuration",
    "trained_weights_present": true,
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      "config": "config.json",
      "sha256": "79987d9dd53f6c5496569c588ac5203b8d4debda2d8ef9ee7147c43d4740358d",
      "role": "advisory \u039b gate-decision surrogate (torch MLP) \u2014 kernel \u039b remains sole ground truth",
      "fidelity_MEASURED": {
        "fidelity_vs_kernel_heldout": 0.967,
        "recall_GATE_PASS": 0.9912,
        "recall_GATE_FAIL": 0.9469
      },
      "receipt": "TRAINING_RECEIPT.json",
      "reverify": "python scripts/eval.py"
    },
    "torch_only_note": "kernel is pure-torch; the OPTIONAL surrogate adds safetensors for weight IO"
  },
  "source_of_record": {
    "state": "VERIFIED_HF_SOURCE_OF_RECORD",
    "platform": "huggingface",
    "repository": "SZLHOLDINGS/szl-lambda-gate",
    "artifact_base_revision": "fb0481cfc4046c52898aa83a96b1c118a6372f1a",
    "artifact_base_state": "MEASURED_PRE_ATTESTATION_BASE",
    "artifact_base_url": "https://huggingface.co/SZLHOLDINGS/szl-lambda-gate/tree/fb0481cfc4046c52898aa83a96b1c118a6372f1a",
    "file_count": 10,
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    "state": "VERIFIED_DOWNSTREAM_MIRROR_WITH_DIVERGENCE",
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    "repository_url": "https://github.com/szl-holdings/szl-lambda-gate",
    "artifact_mirror_commit": "dd6dd1160999fd0d0f61ee86b7dfce847d91f3fa",
    "artifact_mirror_url": "https://github.com/szl-holdings/szl-lambda-gate/tree/dd6dd1160999fd0d0f61ee86b7dfce847d91f3fa",
    "artifact_mirror_commit_declares": "Mirrors huggingface.co/SZLHOLDINGS/szl-lambda-gate",
    "artifact_scope": {
      "state": "PARTIAL_EXACT_MATCH_WITH_DECLARED_HF_ORIGIN",
      "exact_files": 4,
      "compared_files": 5,
      "exact_paths": [
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          "github": "torch-ext/szl_lambda_gate/layers.py",
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      "divergent_paths": [
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      ]
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  },
  "claims": {
    "github_repository_parity": "NOT_CLAIMED",
    "github_artifact_scope_parity": "NOT_CLAIMED_DUE_TO_RECORDED_DIVERGENCE",
    "reproducible_build": "NOT_CLAIMED",
    "trained_model": "SURROGATE_PRESENT_MEASURED_FIDELITY",
    "serving_process_revision": "NOT_APPLICABLE_REPOSITORY_ARTIFACT"
  },
  "limits": [
    "The GitHub mirror commit declares Hugging Face as its origin but differs in one of five compared artifact files; it is lineage evidence, not parity evidence.",
    "Current GitHub main is not the published Hub artifact and must not be substituted without a new build and verification wave.",
    "The attestation overlay cannot self-embed its resulting Hub commit, so the immutable artifact_base_revision is the measured pre-overlay base.",
    "No .bin, .safetensors, .pt, .pth, .onnx, or .gguf weight artifact was present in the measured base tree."
  ]
}