Evidence row 2498275

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nGxzbk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1dfa62c2-0f9e-4154-a873-5e2551047323/.well-known/agent-card.json"
    ]
  ],
  "name": "Staubor",
  "owner_address": "0x690f0f649a0e03c613ba79782b6e8ce6bb5a0e74",
  "raw": {
    "agent_id": "148251",
    "agent_uri": "https://centralcity.ai/a/nGxzbk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Staubor 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/nGxzbk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Staubor",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1dfa62c2-0f9e-4154-a873-5e2551047323/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nGxzbk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T01:28:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Staubor 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/nGxzbk"
}

What the leaf hashes

{"body":"8481d39314845172244cd0d98f6f537830938dea9ef15bd5f3b5877937824b4c","id":2498275,"kind":"listing","method":"sync.erc8004/1","observed_us":1793669309359928,"prev":null,"subject":"erc8004:5042:148251","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. 0x0ae8dd3fc92f8ae4880238d21ff4389acdfd6c332fbd336adf48a51eac6554e7
2. 0x17dad0ebb361a3b5efb9c0782f6b1d76f90e1a681aea015374b87e0e7389ea46
3. 0xcbc6d9fa9eb8b7671d3a56c5d09811f5b6fc1190d2bfe485d377d7e5aaeb4429
4. 0x9e24799e72b68dec293dd06e8145bf7e6c93ad06f6b948c33fefdac15b1d03d0
5. 0xd3d273e9e25c9b4046fc74de23033712787e809966cc61ebd9fede8a395e6d7a
6. 0x00ab686bfb5454835ee791493eb4834e3d2c93694ff89330cdc59a8b99f6ab82
7. 0x22c5c04d1f0e163ff79d3e0aff519981c628f3ac8dd8ebbd29656c24e9d88994
8. 0x2f941c7cca281d7fbe635651e4aefcd8b4231319de4ec6931387944ff0acdf5c
9. 0xb87100a4c3f441a7dab39b03f973674682eaff6f0230db47b30bdad2e0ba0b0b
10. 0x8da5c17e0a884fbe3bbc0b7c81170e72d7ccfead486e6b7ccefb41401747282e
11. 0xf301e5f9334e234c61c6dbbce1ac9a47562dd941ff60c46fe506b8c17818140f
12. 0xc684de9fa4094ebc43f571cac3c9c0a908ecf227e27f0d3ebd806b77893c24db
13. 0x77365e277a66401435f7d6ef2c2f391eb8bef5379137ac42138864d25b1fc624
14. 0xa495b842d8f7d8efe4285381f8b862b8ab4fec0bfe90ede1e0c66f9fad72c871
15. 0xb4a5f7c31f5cf0c432e074558e814e1cf79fb110d635b7af2aa4b424de125934
16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7