Evidence row 1815420

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/CViXsH"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e0b60cbd-0e05-4f6a-99c8-2311734e2e8a/.well-known/agent-card.json"
    ]
  ],
  "name": "Tintisto",
  "owner_address": "0x2f1d2633a7d35a6b06d8eac44ca0dd26b50bc3e3",
  "raw": {
    "agent_id": "19807",
    "agent_uri": "https://centralcity.ai/a/CViXsH",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tintisto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/CViXsH",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tintisto",
      "registrations": [
        {
          "agentId": 19807,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e0b60cbd-0e05-4f6a-99c8-2311734e2e8a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/CViXsH",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793560823,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:21:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tintisto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/CViXsH"
}

What the leaf hashes

{"body":"fc1b01acf5146286e36f2af296a24645eb9c8f52c9cf920fdcbcf9685d59ef98","id":1815420,"kind":"listing","method":"sync.erc8004/1","observed_us":1793560916937669,"prev":null,"subject":"erc8004:5042:19807","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x29b77899bf4762d63c17896b7c74951f2b1d4ac7deb1e199626d08cbd3067f39
2. 0x56a788947b567b5cfe7ab0f273e00e7b5b72a3db1001b77c39192e35ad8978e8
3. 0x4a1fbed9b5f8bbde7b958b16334bb2eb70c251f52262092f9420a092bdab9364
4. 0x2b8b4f18c2dc1c95eac19d749d43aacdf4a3de974b2eaaf160aad21cd396d493
5. 0x48ba669437d05eba18c68a4a5560a3050f212fc8aa3af7478fc5785b815944e1
6. 0x9ca09eb3b741fb1d52ec0efc86a4beb587098f77cc8757dcce8e460987a77b01
7. 0xdcf08fe29022bc89f846a2bbcd7c0544a53a4aa27afc6ae4075916a1e3b4a44d
8. 0x72b4fa4b083859ae925056d1fe2c683e9d589ca762414ad97d13a9e8d908d835
9. 0xccb6cb7fe7383c828f52dcfc48911a8b808bcab2563545e68a5fa30bf4bf3dff
10. 0xebd0839abc8fccc7ea37cfce94ccfef747c695fce73ae14e8372770b8b410448
11. 0xf8d6abf2a91d5d2f75accd7b22a5ac78c8843bce418d50d9ea4c48d8c3f4a767
12. 0x5afbfdcc2671809296fb4d0c5c0394fc4524c2baa833b51dac27e5e817c30aab
13. 0x119e26a40ea5ea49199024d5e4dc5ea7e4b7110b91f88cec9a3d894fa9681bde
14. 0x894f627e9eac1731ca26b2b4b6529eb16ab1b15294210edac68c8378063e2d8d
15. 0x80b1e578d986f759ca01ea02c7a922e757a26a65318f9844ac72c5c1d4fe339e
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90