Evidence row 2936209

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/RPToXS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e2ab92ab-fe0a-4149-91dd-c21188fcaaf7/.well-known/agent-card.json"
    ]
  ],
  "name": "Hika3",
  "owner_address": "0x3d9c6e16e846c0b094d0197501654234e208b82a",
  "raw": {
    "agent_id": "221541",
    "agent_uri": "https://centralcity.ai/a/RPToXS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hika3 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/RPToXS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hika3",
      "registrations": [
        {
          "agentId": 221541,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e2ab92ab-fe0a-4149-91dd-c21188fcaaf7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/RPToXS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793761309,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T03:02:23Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hika3 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/RPToXS"
}

What the leaf hashes

{"body":"a4edeebeab09844ccd2fa166ba3d3aa5a2b26f18f2e2dfedc2761d1b6c3dcb7e","id":2936209,"kind":"listing","method":"sync.erc8004/1","observed_us":1793761343608115,"prev":null,"subject":"erc8004:5042:221541","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. 0x6111116879fe495c58d2d2dff23e1f3b72e626a18922e109dbb0c9fd8b8dae3e
2. 0x0d0b10a6fdb849b1a9ee0cf113d34b63d0c3ad36640db1e42881f596067fb460
3. 0x32f5cae7a8ddc8bb5ac1946f5777e2f81d04e8cf55ae5aaae234905e27ea0c3f
4. 0x43bddde6b6f41fcf70013e05cca2244a6b6252503ef72f5e92c47942a2ea9e54
5. 0x049e082902534386c6df8efa029c11d3e6c3f741f5f125fe735e683021282fca
6. 0x960a8cd5bddcba0af2a76245ac3b2423f23bdba69b47868adc56bf8e855cf004
7. 0xce378b2cff7b1de6db7128cee553ea8a2e40376f76cadaeef42e7be179a5a30a
8. 0x695431d5fd2176bbe84119c6c8ecddcdd7e6c2af12263c51709c6b8fc7e0f843
9. 0x1821b59d53a6fd2ff1d1b875b8765f8f6e7fc968e51cb5a95f77b9dabd4c77dc
10. 0x983b67b687db778ba0308cf73709473c484f9754f7eff87e38c8c62c5e1db129
11. 0x04579d53776b950f3cdeef5c1121defdc491b7ac5114bc09b33c785c0679226d
12. 0xed16332def1f4a73193a3818f88f36897a433c9a3eb0300df59a4d04527fe185
13. 0xbb5dca07106fdb0c308e2d8004cd4d6c885cc3e15a96807f75bd29d6d805aa23
14. 0x4c6a239112152a196e534957ed4fc38d90b1a49e17c6ec6aeb24e15cf6f3a341
15. 0xef57a5030e9f74924772ed82f2ec9d81269d0f11488e66c967d5fe90d002634f
16. 0x5c295f44fee7844fe001921189101c73d5ab26f05805bf5587a5f0e5ee351912
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345