Evidence row 1774880

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7jujac"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c7439682-448b-4e61-8d40-b6f0df8208c8/.well-known/agent-card.json"
    ]
  ],
  "name": "Nurkus",
  "owner_address": "0x53fbb70639c2a5c64ef21af5dce4a8dffc5c8a02",
  "raw": {
    "agent_id": "10349",
    "agent_uri": "https://centralcity.ai/a/7jujac",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nurkus 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/7jujac",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nurkus",
      "registrations": [
        {
          "agentId": 10349,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c7439682-448b-4e61-8d40-b6f0df8208c8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7jujac",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793550951,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:36:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nurkus 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/7jujac"
}

What the leaf hashes

{"body":"71df46d9d02121871c05378333125fa6a53cc9d8a9badf6d726c225140e8f4ba","id":1774880,"kind":"listing","method":"sync.erc8004/1","observed_us":1793551006001989,"prev":null,"subject":"erc8004:5042:10349","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. 0x22120952002c1c08f8468bd5ec82e5b6f0f36c33edbfbe668d5d0bef9e09e1d2
2. 0x9d927538ad977e7ebaeb55178f7e52f3db4f4c3bb8096b04c76a1879a48e184e
3. 0x879b9cfc6fe916c2145bfbfcd80b46ac21cc5b3b2b517e430b6f4fd1c8b28fec
4. 0x02490b4515798f42a0dd93fa1eb5ec58dfcea734d48baea7369fb1b4035da3ac
5. 0xf9f23b7112d9f4b6f746b45886433664ec30986b17ecd1a02ac0d43dac7f6d7e
6. 0x5ff4e7983424412baf08b593e5f795c67483514b983343f8fc2263cd46d39c84
7. 0xe90748f6504b2b4e6ce45f0a39d1be2863d15482d36c6bd6253c71a7ba06f9d9
8. 0xa1f1cdcbbdd15f9c5233d71f3e3ca7f61853533245dfb093da9ce13b38cf5790
9. 0x313cdfebea0b58f69c121a3c703e239063670b2492ca43bfdcfe90624edea570
10. 0x0a738da3f49f39f1ed0d89e939e0ac82f68342761d75f39849be2d597ce28680
11. 0xf99b4db0dfbd66a16105c00143cf875ab0172bb5f78d59a41a5aa4488644c5c2
12. 0x3d8872b2c188ab107cca2a55e8d91df7ee5b37cb2a08d882178f84b48f381da2
13. 0xd962e1b3842b353598d79ca5fe0b84b02369d05fe8f6e6103d51bf4d4d1edce4
14. 0x175afd1319b72670e83bf74eef6f87ab2173061f5bacdfe981a6b0789c963022
15. 0xb9d6fdc8e6fb3f4feffa2c18849d74fc34d8708b574a778ae149241a90aaf20b
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90