{
  "event": {
    "kind": 4301,
    "id": "64a484bdd8e77cf363fb5e3744e377612b71d2bacc3f2721fb4cd4514402c27c",
    "pubkey": "95ac63a6f99ce221d67af2ab5fe203d3650ee8bac486fe22e01ae74809a41ce2",
    "created_at": 1793923648,
    "tags": [
      [
        "d",
        "2fuzcmhcfjpfn5fd"
      ],
      [
        "r",
        "https://blockrun.ai/api/v1/exa/answer"
      ],
      [
        "proto",
        "x402"
      ],
      [
        "alt",
        "alalanet service attestation (daily)"
      ],
      [
        "day",
        "2026-11-05",
        "4",
        "4"
      ]
    ],
    "content": "{\"type\":\"daily\",\"service\":\"2fuzcmhcfjpfn5fd\",\"url\":\"https://blockrun.ai/api/v1/exa/answer\",\"proto\":\"x402\",\"day\":\"2026-11-05\",\"ok\":4,\"total\":4,\"p50_ms\":160}",
    "sig": "2e239d0677f212b5c55a257e5cabbc71079f3406cb7ead92174b60436e513d2035f3dba32526b6c3973484db31b5940b63f480fada3c45516ea4433ab3808fae"
  },
  "event_json": "{\"kind\":4301,\"id\":\"64a484bdd8e77cf363fb5e3744e377612b71d2bacc3f2721fb4cd4514402c27c\",\"pubkey\":\"95ac63a6f99ce221d67af2ab5fe203d3650ee8bac486fe22e01ae74809a41ce2\",\"created_at\":1793923648,\"tags\":[[\"d\",\"2fuzcmhcfjpfn5fd\"],[\"r\",\"https://blockrun.ai/api/v1/exa/answer\"],[\"proto\",\"x402\"],[\"alt\",\"alalanet service attestation (daily)\"],[\"day\",\"2026-11-05\",\"4\",\"4\"]],\"content\":\"{\\\"type\\\":\\\"daily\\\",\\\"service\\\":\\\"2fuzcmhcfjpfn5fd\\\",\\\"url\\\":\\\"https://blockrun.ai/api/v1/exa/answer\\\",\\\"proto\\\":\\\"x402\\\",\\\"day\\\":\\\"2026-11-05\\\",\\\"ok\\\":4,\\\"total\\\":4,\\\"p50_ms\\\":160}\",\"sig\":\"2e239d0677f212b5c55a257e5cabbc71079f3406cb7ead92174b60436e513d2035f3dba32526b6c3973484db31b5940b63f480fada3c45516ea4433ab3808fae\"}",
  "log_index": 3410,
  "proof": {
    "index": 3410,
    "tree_size": 65059,
    "root_hash": "YZYUkYoocDCS9LgL+Rmwj00GZnag02353uqvJuIbMGU=",
    "leaf_hash": "kMeEeu3M1NOKpLRofDYwdVe2nnU7JIkyQfR0TB97oVQ=",
    "hashes": [
      "tZxaixCGAeAYQsQazHjSon8AoGpkpOienClV3Eq6aEU=",
      "7IHioFxotYMPdtxd2/5gzJDbEcPGLciwBJ+UxVqRZKE=",
      "fb74bDEXj+NF2W86P0yr03jRL+10U1ELD9pxOw9Rui0=",
      "S5xhboKU9cOqD96sqjbsX0UtY42cQ3tdA6NlUVow3pk=",
      "mYtl1oPJ7ax9/oH1Z+P29LkpXNWzWCIurc93ImKHW30=",
      "42PPuuOugsFQH3bhr2elSCyvK7wZIRHCzWbBhLBdrXA=",
      "X2IZEiF89Tl3K/Oytrx4PEHTbyGkyug5WKK6sP64BK8=",
      "O15/+nw163N/EVlzValMLgaBlOVAb3yqHM6iLmP9Otk=",
      "dG4dUOV6cTLU1cCnkJ9mjqEw+M8wJrkRWW/PXiuKgmA=",
      "tmoiZdYdSJuaMzIv7SLdK4a0JlMubAhPb5lwvNoxkUs=",
      "/98kPAnT/ZMGzhASJKHu+1eW25xd+NeLgEgwW0FPIvU=",
      "HSBlvFqlX3juJ/b7y1/m20SJzZgo0cZCI4KoRTVTlzI=",
      "NwOrLnxh84yImav6oYr8VjPQsd1mjsjbQuOGpsL3qCE=",
      "jvFNLsE7VJBGoHAXOcpdKXpzx/+Yj7QYaXObo1ji3Pw=",
      "tqnSvt9rtnyHSKvENqKC93TRm8fmqWJbriY4O9hDfTE=",
      "9sL5EYVdR4HrSdL7iwEi/G2vVa7+aWFRR2PKZN8LMVg="
    ],
    "checkpoint": "alalanet.com/log\n65059\nYZYUkYoocDCS9LgL+Rmwj00GZnag02353uqvJuIbMGU=\n\n— alalanet.com/log MBaCUC6sYUwJm4ymiMVf/Dux5TfZQHdUYuY+5jniK/NQWtFBQ5Rh+OSXF9LnaZwTo3wrdMRkDxjMkSd6/NaywHNaIwE=\n"
  },
  "log_origin": "alalanet.com/log",
  "log_key": "alalanet.com/log+30168250+ASxEHGmJwVcvJrYDlX9Vsj1vsVQGoQiF5jmtSxSIRZ1t",
  "server_pubkey": "95ac63a6f99ce221d67af2ab5fe203d3650ee8bac486fe22e01ae74809a41ce2",
  "signer": "95ac63a6f99ce221d67af2ab5fe203d3650ee8bac486fe22e01ae74809a41ce2",
  "how_to_verify": "1) check the Nostr signature of event_json (NIP-01) against signer (server_pubkey for alalanet statements, the agent's key for receipts); 2) leaf = SHA-256(0x00 || UTF-8 bytes of event_json); verify proof.hashes (base64) up to proof.root_hash (RFC 6962); 3) verify proof.checkpoint with log_key (C2SP signed note); tiles: /log/ (C2SP tlog-tiles)"
}