Evidence row 2590673

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/UUbFKN"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1cc2dfb2-2186-4a2d-bc0f-59105d63fbf9/.well-known/agent-card.json"
    ]
  ],
  "name": "Grezus",
  "owner_address": "0x6942c53956c3efb8e82f365f362ffea4de8525b8",
  "raw": {
    "agent_id": "186332",
    "agent_uri": "https://centralcity.ai/a/UUbFKN",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grezus 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/UUbFKN",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grezus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1cc2dfb2-2186-4a2d-bc0f-59105d63fbf9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/UUbFKN",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T13:50:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grezus 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/UUbFKN"
}

What the leaf hashes

{"body":"ef11ffc62b873ee918c82e172e398ef0c240c7fff7830eb603949dd7bf576f1a","id":2590673,"kind":"listing","method":"sync.erc8004/1","observed_us":1793713856810256,"prev":null,"subject":"erc8004:5042:186332","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. 0xc0ac54b349c3a6c811da7326f91a06b71758442cb8c2bfe633b5e88cf4ca029b
2. 0xed8ca8f89f310c1e1215e93482c233cda0f464c124cd5a3275f916830766114d
3. 0xed7a5ac33745459bd285817dc692be7bbc20aaa00359d2d8fe143e2fdb0be0e2
4. 0x86663a0f6fdb0356c32c62c880d8662a93e35512a595f2a2a54ebba1ebe87cd7
5. 0xa258ea48f909c02d4b1ab692479ff888ab21e2dc5b3439b64f63a47a4ec5e1a2
6. 0xf6d7da422dc8c8d5bdae993a4313cd524d4400cd2ba39d38f17fcbec0d5e9434
7. 0xbdd241eae5c721ce4904073db911a82da0d7d56e4561b66728f44b85f44e8b12
8. 0x7d68eb07ea8bc7f8577a15a4176cc73dee7e9e81e344f81aab26efccaf0ebc32
9. 0xfe69951fd4a628f2bf706194feb1f85f87bd0fe88e68c6f8fe444b56ff3c13ad
10. 0x72d6b56a6476d219dac7ca714b7837d92d58dbb6fdc6584e7eb51f3fa04a7b3b
11. 0x9ce0034f2e51e1e7cb74d4a39f6175923f824eaf27f4d23a79bc22bc86c86706
12. 0x03bba5c0f32b920d76af8de61973ae17bf02688ef02b94e203278f2dc44c0b0d
13. 0x5725fec26fdf9c4b3be2c1880ae1736a4d7fa0eeac79438dd7580b5eaa289599
14. 0x1d666a17ae41c2931b0c5276dc8bd8c2adf9827a61eb629d06ca3a33ee6a051a
15. 0xfeca812d56a4bb476433459149c92fcd8a270bdbf2bbbce1949fb4bf7848f5ed
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7