Evidence row 1821412

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/sQ8FoS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/67a8fd8f-3708-41ee-be44-03e554e5c2c1/.well-known/agent-card.json"
    ]
  ],
  "name": "Mavon",
  "owner_address": "0x2d94749cfd2b1e3d680545234e8b742d016c905d",
  "raw": {
    "agent_id": "23497",
    "agent_uri": "https://centralcity.ai/a/sQ8FoS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mavon 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/sQ8FoS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mavon",
      "registrations": [
        {
          "agentId": 23497,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/67a8fd8f-3708-41ee-be44-03e554e5c2c1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/sQ8FoS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793564142,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:18:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mavon 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/sQ8FoS"
}

What the leaf hashes

{"body":"284e23ad412296606e6f1efe2e48d0edb92f06bae0005941136e4086e65c24fd","id":1821412,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564296619291,"prev":null,"subject":"erc8004:5042:23497","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. 0x0a4d2fd373f4b4c84a7e6cc6db58c2a86d7c14b03bdfe640d76405bf38e8e48b
2. 0x256c93b36dc17a2c11251fc5b71a179db9ffb435185cecf0b00b798d154da334
3. 0x2abba07a15c4a0c581c51335c27b6ae514b005880c0e09b91354de1cd2d4a873
4. 0x07586ac83d6c261f072e6cb26c5ba605b8b407060eecadb6b7f4afda58992ffa
5. 0x3bcb8497a08446cd7a3c02b14bab36b6680d28f77e085c4057661418cfc225a9
6. 0xfa76d9e2176e4bb2b757f836aebf7b9de331f58169d3a401a60f87fd1f3e74e4
7. 0x3670b48ebfb66ebc928c36970e331bd1c97a2d7b6ec956d745e1e9eae217fea7
8. 0x85667ac37b4930745d1c2e95e2d26d8f653fc1267a7aa95c353d1b8cfb2c1716
9. 0x068414b26aff68dbe847985722e1d354290a8ac82d05d537f5357bea500c57af
10. 0x1f35b6a507dc4335e8fd2200d7861a0aed9ac63e5f823f2e1cf4a17eb2205072
11. 0xfc31cff4f03068b09026f495052aa6ed937c7eef5d747c04efba83c1aa9d3f83
12. 0xdec6cc03db6119cc2c965eeca2635d88501115f408138d713fca6a96e378db8e
13. 0x004697fbbf039766877ca481e8fe5ce8927b2b3f8037101f578c29dbbc1244f7
14. 0x18eb74a119177bb5bebcacf2408a5e6d3077ca72c11f6b567524be7d0ca76555
15. 0xb611d3d400373ab2497019fc1d3d5040f4f6589f8d98d8e25ccf29dd2b68ad92
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90