Evidence row 1815281

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/HF6t6H"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4534b908-4535-493c-a5c0-f2df58099b21/.well-known/agent-card.json"
    ]
  ],
  "name": "Jaumero",
  "owner_address": "0x4b7ae0bdc3c3e7f970d9caff218572caf3da2f3b",
  "raw": {
    "agent_id": "19668",
    "agent_uri": "https://centralcity.ai/a/HF6t6H",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Jaumero 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/HF6t6H",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Jaumero",
      "registrations": [
        {
          "agentId": 19668,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4534b908-4535-493c-a5c0-f2df58099b21/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/HF6t6H",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793560692,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:21:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Jaumero 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/HF6t6H"
}

What the leaf hashes

{"body":"163850c4b1573cc40b3e94547ce1728496875bdd70679fdae01b981e711f47ad","id":1815281,"kind":"listing","method":"sync.erc8004/1","observed_us":1793560916653897,"prev":null,"subject":"erc8004:5042:19668","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. 0xdb0dba1a05de2cf6f371fbc4df2c1b70ea4fb1823c4c28c47de31ed5d3c86164
2. 0xa33a2538cc30c896f17d727993474ac7cf9e4858a21b0f9554dff59935115029
3. 0x24a868b38fe30059c264b02543bf8c96b94612829542ee3e58e99280e866ea1b
4. 0x09c6f4a61f67e87e61970bd779b8bd5e10be1911e962e2cb29e91c288fa1db32
5. 0x05b65760f23f70fd019f5f569ef95bd4461189ed173bf515d738ff324fd37f9f
6. 0xd160e8ea23722faa4c65c46559e808a7f10468ea9c3e43da2f9535612ae92c92
7. 0x62b8043fe836ddfb298d907aecfd4d77221fdb96fb446c9d3cc24714f36a2b4c
8. 0x01321457e549158c82dc1cc186f7ec168412b4090c465a7371aa956ee75a21b2
9. 0x0a6bb81ddde071b7f0b52184769427e84b941543771a4df3a88c9ca149c3d0ca
10. 0x7938f1b47cd778a2fc42c8a56c806af4856c35e99ff9c38ecb68285da6792193
11. 0x5231f00af41b0fc3ba3f5cad28ec33a485dd90dc152d58172c9f6214a8f3344e
12. 0xc961b98d60687e4c4df0245a0f054b5aaf253c670c52efd5a11d349f1dfe2eea
13. 0x2a6197714ae72af66984e8acb7bdf44641d311c74106e3b6480080e1d9170463
14. 0xe4cd5f56e5b4bb570140c97935a785daafbef0e607cafa2e0adfd0ff7fc250c7
15. 0xd3f5c237675f14686b3a3c2715c6735a96952155107d7b2cb9a44c56420170bd
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90