Evidence row 2122260

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/xEt9yQ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3c47b6fb-a9bb-4b63-9fdd-f0f6912d0be6/.well-known/agent-card.json"
    ]
  ],
  "name": "Brumano",
  "owner_address": "0xc479554c7ed65fc16075dc32ecbf036e88b22b78",
  "raw": {
    "agent_id": "89394",
    "agent_uri": "https://centralcity.ai/a/xEt9yQ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brumano 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/xEt9yQ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brumano",
      "registrations": [
        {
          "agentId": 89394,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3c47b6fb-a9bb-4b63-9fdd-f0f6912d0be6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/xEt9yQ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793619223,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:38:54Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brumano 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/xEt9yQ"
}

What the leaf hashes

{"body":"7d1063b1ea8b7c6cea85609d110d4439037f6e7bbccec81ead13c1f09d222f00","id":2122260,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619534722200,"prev":null,"subject":"erc8004:5042:89394","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. 0xc09a8e7b5414be5298be2922bf75f675d1dbbf9de37eb26437d451427ee63d82
2. 0xd5c27bb661fff036730a80fc749dd85f2992921daf241e262925c511437c3df1
3. 0x22a86db31ae6a3909b71dd03fc18f571fcaa17dc89e484f54a25e8a584fc5ee3
4. 0x7fda911d7a97bc2329ac941376c69f836efb03864e213306618f9becad7fce7c
5. 0xe72198cf955f5fb310ef17320253ed27a5e4cc71f462bb179dd73845ce237f0d
6. 0x593551f311d1900598895ffd3479a236301abf69fdc9178f42a7983fcdbc18e8
7. 0xf6c99170ec9262ab79d4a086b54621cb22c594822cd4bbc28063a33578d2d496
8. 0xc1a30f377b36917657f37911436ef578cdd8a2d60e7c23012d9e5b71920aaf90
9. 0xcded976df53b4b813ae36d4a91fe825774b32010c95a64b8a6d76a658d072b5f
10. 0x5c351eb959108fa008847322ad4e07245662a4a78edc2bc3c5476a41d6885e04
11. 0x95159983c258f8c4252930e33402334b4c774b96e6b0585c9fabf412a911ddc3
12. 0x8b992b36405eba70b3e3ccbd97fc3bf4370ba72ddf1ebf2e1db6ef25d910b365
13. 0x513d275f726a7e76afc5d1c5ea455e84ec639b5765f0d561d290fbac6c078a4f
14. 0x5483702efe692d367a569024f6ed01075bb22b39176302aa223f423906e01c1e
15. 0xcbfaf790331071a9b3499a4db6f9d951fe5d04baefda2c66846b52b023ab8ae5
16. 0x37d31d28d0bd3743650d57e9fbf999efa4592cac831267f83aa125335b35a16b
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af