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    "occurred_at": "2026-08-08T10:14:03.000Z",
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      "authority_program_revision_digest": null,
      "assertions": [
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          "polarity": "supports",
          "proof_kind": "editorial",
          "derivation_rule": null,
          "locators": [
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              "kind": "utf8-range",
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      "polarity": "supports",
      "binding_method": "sourcey-reviewed-exact-path",
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    },
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    "protected": {
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      "key_id": "key_sourcey_evidence_2026_01",
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      "signature": "jYJ353UNdCrhrgCJPG6u2Xi0GupZzy+h23QpPY8Y0mM2tWEEbbzHevrYdXjSSDftKo+gFaCKZhqKnPHVapH6DA=="
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}
