Evidence row 2110590

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pbyvPd"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/978c16dc-a483-408c-9e2d-6e9d8c77f843/.well-known/agent-card.json"
    ]
  ],
  "name": "Briassias",
  "owner_address": "0xa98fa3f921c54756ca1a5aba8f1d407bd4593a6b",
  "raw": {
    "agent_id": "84388",
    "agent_uri": "https://centralcity.ai/a/pbyvPd",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briassias 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/pbyvPd",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briassias",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/978c16dc-a483-408c-9e2d-6e9d8c77f843/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pbyvPd",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T10:31:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briassias 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/pbyvPd"
}

What the leaf hashes

{"body":"82e0ed4a2e36f780d2efd71ba8c91075866e2db052fc809a267d5324227fe353","id":2110590,"kind":"listing","method":"sync.erc8004/1","observed_us":1793615488239246,"prev":null,"subject":"erc8004:5042:84388","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. 0xa70a2f0b09e2a7c734d6f46e22a374990b32d5c42129dcf3720ae7d16fa8eedb
2. 0x159826dbdb02ee48e9f5c48b51dce77e1ab0a08eb4ed53e6b51e0d5a7db37523
3. 0x5476eb0acc878aa0d3a20adce546ef88941803e7c0d04e12783db2785ff928d6
4. 0xb4a9c81356509f7f5e1191d2cc58b3e9243c0bd219cca9e8e376b944a0b0ffbe
5. 0xa86462be93b793d22692db5e5e67ca5e16b70d072544c45d32930b61e9a66cfe
6. 0xbc0d80e44c8501ee6c1864e3ded581f062e42761e118d0dc2fe2f974d9e444b6
7. 0xca5ab0549012b0c4c8cb98008641f13de71a5312381c0f27a38a598a23804a01
8. 0x2fc1f4ca8500b276a13721f21a83eb7b7de6c084ffbe288bc2d2a07aee8d8206
9. 0x0467da789ba27e7ad3d56a078e7a35c1da2ca59eadfdd922e0bde6a562bdd44e
10. 0x4c393ea31f0f4ad68584a6aa61b7f8e81d93a7a1d7950fb015910a77a670d6cc
11. 0xaf8fa9d5423baf511198048927f512b9030830f053f50daae89b4058cc8d00e4
12. 0xc6f69d3f6f4fe09a9fc212c8631ef7fd2534c303c7902f55a5a63805fdc57695
13. 0xec9b01ce49e2dd688fa78781733c888976342aaf0672176098d6561858941ddd
14. 0x7a6e52c5cebe3ec69d18cc200885d32108ba1be1b19f2da2ead8becbf3db3cb1
15. 0x7abf7290721a0b95be706db03c09de9df65bcba8e18ffe4616da43d9c31d6b0a
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af