{
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  "description": "Google 'Xenon2027h1'",
  "operator": "Google",
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    },
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    },
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    },
    "checkpoint_parses_in_its_declared_format": {
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    "checkpoint_carries_tree_size_and_root_hash": {
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      "outcome": "fail",
      "reason": "checkpoint_carried_no_signature_beyond_the_log_own",
      "attribution": "publisher",
      "note": "A Certificate Transparency signed tree head has no place to carry a witness cosignature, so this is a fact about the format as much as about the log."
    },
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      "read": "second_read",
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  "checked_at": "2026-08-02T05:43:57.759013+00:00",
  "must_admit": true,
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  "refuse_limb": null,
  "refuse_reason": null,
  "attribution": null,
  "must_limbs_failed": [],
  "should_limbs_failed": [],
  "receipt_filename": "ct.googleapis.com_logs_eu1_xenon2027h1.json",
  "ledger": "https://geniusflow-federation.vercel.app/tlog/ledger.json",
  "ledger_digest": "1e9ae859e742abe6cfb6dabb7e5d337cba88d3f3cc0715ceb8a5a9bdc3821603",
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}