Evidence row 2163207

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ys4ZNr"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/511bb496-72cc-4eb2-801a-62c249991fd5/.well-known/agent-card.json"
    ]
  ],
  "name": "Mezon29",
  "owner_address": "0x33cb7f012408ff29051d3bdc857a0c07321dcc06",
  "raw": {
    "agent_id": "107091",
    "agent_uri": "https://centralcity.ai/a/ys4ZNr",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mezon29 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/ys4ZNr",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mezon29",
      "registrations": [
        {
          "agentId": 107091,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/511bb496-72cc-4eb2-801a-62c249991fd5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ys4ZNr",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793632516,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:20:48Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mezon29 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/ys4ZNr"
}

What the leaf hashes

{"body":"2839b09db49425b137ef625810a48fea023ea318c7278acef4613c12947d822e","id":2163207,"kind":"listing","method":"sync.erc8004/1","observed_us":1793632848046503,"prev":2162650,"subject":"erc8004:5042:107091","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x5c2cfde72820258e4fc60c99a92f91fdc7bbfe665d55728429fe33f541d25094
2. 0xca8296020b921bdf05b0ae9d61aada3e70f6e3d8229eec4ac6a2dd8055e73500
3. 0x9ca5603fa3bfec2b0d3a79e8163409dd0893d57f6c10ad11f44dc0ec24c40e5c
4. 0xd79fb3d773502019913d0599cf09a85134cbab9981d97ea85cd1de21a61e40a8
5. 0xf3cc04ce5fc1d90649d836d2b184de1cdeaa670eda6fa33581a5023611d684f8
6. 0x41945a57ecd3badcccd315bdb157285abef563075c102e47e93945c61b62a28a
7. 0xd347b1b5bd7326f35ef1b0629ee3285fa32bad5ea8d6a1b6e7ad9f67b2ce46e7
8. 0x6d52c36ebecd6007ccf446217b68670615c8b1fae0abdea753d70b2e19e5cc53
9. 0x665a9377e91dc969ccf02773e225968d6e6ff58ffe0d4c07c2d098845078c7a5
10. 0x8d2ac3af1a3ed5a96a9cbcd1bb773fce24bc93209382648b4b002ed1f2c52c3a
11. 0x951a5646b0af23f9bea7df6ded315a72cfe483fcd004d9ced6b626020d3656d6
12. 0x48ec03912f5eaea9db033a997ca613f6c59300334a7de08f41747e807e1c1b29
13. 0x0f0789866ea2f1bd292c9e7a2eaf20360ccfd54bcd03afc0a8ce21b6555e86f5
14. 0x463370b8390b2f93f44023fe6ce3fd4ebff0a7fecb7894dd4f82f8253ec8661f
15. 0x52242d46cadab5f421a6f86c1edc6379b085ae98482fa80904e4a3028c1849a3
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af