Evidence row 3134399

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/U8sVWU"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7898eb16-cc56-4e12-b72c-7c7e0c6974a8/.well-known/agent-card.json"
    ]
  ],
  "name": "Briozero",
  "owner_address": "0x94a37333863459494ba53ddc4fe3c403f379607c",
  "raw": {
    "agent_id": "297367",
    "agent_uri": "https://centralcity.ai/a/U8sVWU",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briozero 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/U8sVWU",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briozero",
      "registrations": [
        {
          "agentId": 297367,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7898eb16-cc56-4e12-b72c-7c7e0c6974a8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/U8sVWU",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793828019,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T21:36:57Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briozero 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/U8sVWU"
}

What the leaf hashes

{"body":"38b411d28b5724fb1d4d1bc429183d4242579944d2b08e47d9b66ae2b3b79abe","id":3134399,"kind":"listing","method":"sync.erc8004/1","observed_us":1793828217360706,"prev":null,"subject":"erc8004:5042:297367","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x54ca5fbd8a0f5e8790f4c2b3f2512c89f13064483662468c02e47a3551e9b755
2. 0x696c0ffac0e0b29f0b560972548bb98120ec1153fc3f90784d645bb3719a45a3
3. 0xf1c00464e75f2e780b9e6c4dbf225b996affa5898bd3b242d731f6c7d5657735
4. 0x5827da77fa2b98b1ba6e0472e92b5cd31fe5a6411c6c2dc6eaa54dc45dd14193
5. 0x665adebc5dac8a2bb9d5b49be23451574b6e9a79421d5eafd5a8d09c3c681aef
6. 0x2c60aacfcbaea6eb4d3ea04d2b0fe777da299a535e684e4075e32d97e5f65da9
7. 0xa81741bd5d506e4190d927eb2ca2c547135deb42aa6cff237517df7d4d4bc8cd
8. 0x940bb262a595cac7ecdcac5ec0cbdb06de218ba18de192c77dc52132507330a9
9. 0xf357f109475046941c45f9f5e58a69ffa0e14b769c8f4a252f4c88f69cd89c00
10. 0x3a8676511cc23b4fe18a4a2763404c262a2412c1660c50faa71c7142ce280ec1
11. 0x626d114d8ae1fb2d70d365582c11a5cbafd2b0e167346c8cfb00e500dc6e8d94
12. 0xb18ab5a9a9c63107c2119b82bfd561992733b2ebdb97cce6afa25d04b7db670c
13. 0x25b96705a142850eff0972ae0f386c94b33cf1b07b197a6f4cae11e35e14d3a8
14. 0xfcbe70e6806bc5e74c59372e42042f8b6a3a2290fd0287c7191d5427d1ed1efc
15. 0x5d251e883c0069357a22831cebb319c52fe5f04a17c550ecf0dee07b97adf218
16. 0x5c295f44fee7844fe001921189101c73d5ab26f05805bf5587a5f0e5ee351912
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345