Evidence row 2491748

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/NZZEmu"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3a69a048-7a70-4555-8a42-b0b817b441eb/.well-known/agent-card.json"
    ]
  ],
  "name": "Vivisto",
  "owner_address": "0xdf57326a5a48c3b163b422b69128bae1e95a7d97",
  "raw": {
    "agent_id": "145616",
    "agent_uri": "https://centralcity.ai/a/NZZEmu",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Vivisto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/NZZEmu",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Vivisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3a69a048-7a70-4555-8a42-b0b817b441eb/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/NZZEmu",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T00:42:55Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Vivisto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/NZZEmu"
}

What the leaf hashes

{"body":"b60880c1b5befd5191202898b29db4b18d17d0c20549bce9dd4859eba15d4204","id":2491748,"kind":"listing","method":"sync.erc8004/1","observed_us":1793666575865397,"prev":null,"subject":"erc8004:5042:145616","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xabd38ac186d697701c83bf12b47122db95c3965a33613306c10ef7e51ad7724f
2. 0x9395f40ae23fc258c4ce6bd8278dee2eb36deede9bdc02046d3244c22fb262ec
3. 0x234e43d11533e1e9906756acac6a8535e6240311ed257ad38e8d66df06cda59b
4. 0x1f3964635ef6bfb1b8dc37371e0e4916c6b45f54ea23a7a7cf1b1f3d0262e2e1
5. 0xaf1e77efbd263c032fda34c3396fb0d015219b9f5b2b78829278f5dd4af31311
6. 0x94a8f215a3fd78d4c3b8d777bb537d0dc5c9d786414d0713b9650852a0759e5c
7. 0xb51c8bf67d901962701d9ea6086736d900ce8d4af72f4554ccd928860d90cee1
8. 0xeb85a5efc3811e96fef8ca5a9c52082d6d7dcdbc4cd011324417c2d7d674881b
9. 0xddcd55641f356b7282dd98f773c3e5a8b4c9d93291b2c35f39bddc3e5264cd84
10. 0x6e558e843ee1bf95614850035f6ca199fa90fa433e3f59ac52be7230a68682cf
11. 0x4230524a0901938290688dea5ff853117ad60b5276e9b09adaef52c187c72884
12. 0x138248d1e7bf0233ba8d41e0b3cd3b7128955bb5ba10a8f2901dd2675ef71d04
13. 0xa18f5d0a554eb5516046cf11a05b66ca3d94bc092e8cf210be6246477c4f0d08
14. 0x0ca6f7cbe9f26e47db97b53988aa24d0ac07d16b5a4d91abf869814d4d297de9
15. 0xa538822e863ef8366c4eb66bf75faf8a639aa1f066f65f7444fa54d54d48ec53
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7