Evidence row 1774137

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/LUAXyG"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3efcce94-0320-405b-b8e1-77ff1655aa9a/.well-known/agent-card.json"
    ]
  ],
  "name": "Nossus",
  "owner_address": "0xcac12cdd6e2679be17efd4b903ee9cb054ed974d",
  "raw": {
    "agent_id": "9645",
    "agent_uri": "https://centralcity.ai/a/LUAXyG",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nossus 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/LUAXyG",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nossus",
      "registrations": [
        {
          "agentId": 9645,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3efcce94-0320-405b-b8e1-77ff1655aa9a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/LUAXyG",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793550195,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:25:38Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nossus 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/LUAXyG"
}

What the leaf hashes

{"body":"17f8be0c452c07421f717b7efb3485d09c934d0e294ddaf72c64226e2658144f","id":1774137,"kind":"listing","method":"sync.erc8004/1","observed_us":1793550338433336,"prev":null,"subject":"erc8004:5042:9645","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. 0xad46bee631b0e2781db3d45f4c76e851f17d6c0a74af6265ea2888f78f993745
2. 0x4254377449155b5301aedf1cf5a26bb4dd64580cba7967fee10ae9e3e3c58f34
3. 0xf84a33faf506ca83bafd269450edf25de7cc4ca23407454a25c4f27f6ebff76c
4. 0x31c63d6f9637226e00680ecbd3923947435220a225377d8759d2e08219fdb0ab
5. 0x6d75cd2867faba548fcde2dc790d56224e69c2fe68067f17f65f3a5514eff9e0
6. 0xeb7c30fa71e3f3cc6ea9ae95b6914b6191b748a94505d788192a6773b86c6541
7. 0x618e9a010c9e4f476826bd3e01fd774e9d9e9ec30e836f75f26ba170bde31a42
8. 0x117d40626f1c842d359c489ba88495f6879863bc6845cee38caeaacb9310fe65
9. 0x909e6f0f3be56248bd564e00a9fbe2273592df7d023432746668e9032c178c80
10. 0x2243e2a29d408ad2a9b077d486a49ac16cf17273810bdee22eff632a2753c19d
11. 0x2027dafdc8b5d9a9766cb2fdee1a9c4ae4c42ec7ab3daaf709a7c5206ca097f3
12. 0x65f19a2806992e185f0c16b6d1342b0e373409a32089318af57dff11cdba03ed
13. 0x4ed5ee4b832525b25402d3a08712261bc320fcfa917d504e7d252602edcdd386
14. 0xa61b9b680bca298a8a4f69cdebc25b3acf2105f25b9ad6f8fe0ea50e55adf8ca
15. 0xc88d127644e311620e3bcad9c976ab2c79963799278768230b1762de9b7cd724
16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90