Evidence row 1772131

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/PpA9Vg"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/07649148-e842-422a-a813-3c1440335cee/.well-known/agent-card.json"
    ]
  ],
  "name": "Nonson",
  "owner_address": "0x9f7000ebbcd510ebd29b7d1fafbe34fc20d55112",
  "raw": {
    "agent_id": "8083",
    "agent_uri": "https://centralcity.ai/a/PpA9Vg",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nonson 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/PpA9Vg",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nonson",
      "registrations": [
        {
          "agentId": 8083,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/07649148-e842-422a-a813-3c1440335cee/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/PpA9Vg",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793548040,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T15:47:48Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nonson 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/PpA9Vg"
}

What the leaf hashes

{"body":"903d6e5775032f4d9ba4927aa14f514bc8d2959f4ef83219a368203f30ec7fdc","id":1772131,"kind":"listing","method":"sync.erc8004/1","observed_us":1793548068298472,"prev":null,"subject":"erc8004:5042:8083","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. 0x7f8d938c936fef6295f8393baa04dc69626702c371530e48886cad65c8bec7b0
2. 0x8d75ff86d5db2e6214fd09f0623615681fe67e811570238554632ad813946293
3. 0x056d25be90f8251230138c1c77fd766ad27255eb812db81961ba0346aabde73a
4. 0xd16d66697ec3b7e1084c4bf86b424d474722143a14442e717f310f70afd7a61a
5. 0x3ec12abe05b281e01be8f3cfcc96ba303457252b191c9a05ebad2c3e4af7e405
6. 0x47cc4f833d2b049d129ce2f97a411f1f1974775a8a6f886462a4971c8dc7955c
7. 0xa9314d125ddd2b0917425788664cb3cec7471c1908610bb548cd60d05ddb2d3e
8. 0x15966f5d46de04de4c1b7e949184a5705896e97d923d7e23bdd89cee735e8841
9. 0x985a0212465f34be84aff10faa8564569eb501eace0074016e0f7b7ca006faf2
10. 0x7d613368da830f0f60c008a33fc2e822adb4f00074134c734b5cce1df74541ca
11. 0xde5fcd433838fd1f03f4307634d8c97d5d9e913beca1a3345f045e6134ad2a9b
12. 0xbef89f30edf79e35d1e5c3609040274f03bf6b5037e6619fb8bba37e42ead800
13. 0x0d7168eda56f959819319294f2344abf3e83a06736c3ef37f9f274fd0bf74ed0
14. 0x19ce574eee56ae085b2ab0004d191db3debc9d29cba2d71de21a8710ca8151ed
15. 0x3950a937c3f98cedf9cbbc2f8905c10e3aac8ebc54b1e3468237d58bb254c496
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90