Evidence row 2961026

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/CAU60A"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b0675169-e9e3-4362-b331-eb1d300f8e58/.well-known/agent-card.json"
    ]
  ],
  "name": "Grekert",
  "owner_address": "0x58a8e16d7a5c0be376691f4cb145734c5b8fb0e7",
  "raw": {
    "agent_id": "229927",
    "agent_uri": "https://centralcity.ai/a/CAU60A",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grekert 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/CAU60A",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grekert",
      "registrations": [
        {
          "agentId": 229927,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b0675169-e9e3-4362-b331-eb1d300f8e58/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/CAU60A",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793772693,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T06:13:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grekert 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/CAU60A"
}

What the leaf hashes

{"body":"414f6bf676d7656db912b8e27b2eb051fe5fff1898d3f05b26a0e4ebfca18d66","id":2961026,"kind":"listing","method":"sync.erc8004/1","observed_us":1793772800273295,"prev":null,"subject":"erc8004:5042:229927","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. 0xf3ab05c875312e995c8f05deb38e9f88d07bcfbd04aae7b6f0073a8f0f294583
2. 0x24ccd4e96921951313496dbbfdca898c8be2e7e189db3f90727511535c6eccd8
3. 0x42e79f4c83bdb37fc188742f01ded87dc6df1e24fdd5da7eb8b4de010635373f
4. 0xa5950e75b5b2b48c65519e5a1f69f30b12f26d1761f21f6df2b1357164ec4cbb
5. 0x7f38a8889b1da2ae6c9d0812cdffb853e6000cb88fe45c8c51bd1b92c154870a
6. 0x0cd891591311f26cbaff27819d6345d1f0236703f987d7ae7fb56120ef9aebc0
7. 0xfb153dce1a1089a3da4dee79025babee861b3665b02326d31b840ead7239992b
8. 0x6a831fb1a69fe3a72879228d1725c9cda3381b16f31c87d4a8f3f4f266d068fe
9. 0x3537da94740d6358e3f8cfba9a42c96282714ad0d54ac65277edaaf2e76e927c
10. 0xa4e4680fb015bf1b72d7befa1fb7f6301cb4a349a420849d371d488f07400622
11. 0xbb976aa8f4251f3ad32faee5e8ed628094a35f0b7c6e6c54550e7cabd5236083
12. 0xd6882f44a65d71c5bcbe1d704e01ccc5ba01b4811accb01033ce9703d04c4446
13. 0x58f1fe680d97447966f120c32c86961b978b07259517f13711caf77434296681
14. 0xce5641798200c67544ce13e8b1215cbd72ab0a0bd153ca4924db7c1071fdccd9
15. 0xb0895d3fcf0eaeb1070bfba1f01a9f303d7588c23fce13bfa62350e6db1b923a
16. 0x86f9d5fa5ffaf68243f66522b43dd83f29ab34fea48dd0c3366dc8c8821ebd3f
17. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345