Evidence row 2188814

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/HEhaZX"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f4407a7a-c719-46d4-9ad3-69fe3577de22/.well-known/agent-card.json"
    ]
  ],
  "name": "Klaurkon",
  "owner_address": "0xb397145ca7c1c9cde3eed140ff6d06f76da57a3a",
  "raw": {
    "agent_id": "120759",
    "agent_uri": "https://centralcity.ai/a/HEhaZX",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klaurkon 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/HEhaZX",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klaurkon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f4407a7a-c719-46d4-9ad3-69fe3577de22/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/HEhaZX",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:18:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klaurkon 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/HEhaZX"
}

What the leaf hashes

{"body":"2ec3e30a6fec0ea4aee1e00da0b1cae7d97a19b1d7ed423ee788fa63fa8eacab","id":2188814,"kind":"listing","method":"sync.erc8004/1","observed_us":1793643513783687,"prev":null,"subject":"erc8004:5042:120759","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. 0x52dbe4a0e4b720b12bd7a8a34f6b7cc87f1474b771a76588d202cb03ec860b85
2. 0x543b369226df14fb89ffed950ef1da6c02a266ae123fb396742d8cad9c19a8fa
3. 0xd5b876882626c03af6153782ff7be6704ab7f4f3b0b2cdd25e6c542eb8b7ffed
4. 0xe97d46adcd842adf91a0408e770d49afa7cfe8e62f66a8b7bb3ec5951bc07caf
5. 0xd93578e49ee65ced3fe5574d008021a717f3340f80730bae2988ab84b075ab25
6. 0x489186022928609f663e5c652a35c4dd15cb6dbd25b0f500553c3f0bc93c12bb
7. 0x592b8afd021838eae90c196cc981e0e3f367a821e2b727d11b574a9b55a7a44f
8. 0xa43c3932426d55f889202eb9c4ba07b406e7719a4b86432ed65aa4c213d06c4d
9. 0x3d2186edd8b09ce2bf84a64c67989bc05bf2d31b945a578a7e45bdf1801a1034
10. 0x2d9cd715206f30b83a7d5714962d9a4bdf3766e91eb879b8a125d3902a4c6f1c
11. 0xf3842ec1d284b8dd3e855c5753327f72acb17d14a34c74476e1548a808165dcc
12. 0x72adf61d2802939b48d74a549823053f636277c76140db963cda7bbd192a3539
13. 0x1af6bd9d49aa04d9f41d673388facaaa9e6daacb0aa9aad0dcf31353556f6ee6
14. 0xa96ecfe7ab9f1788120ca262a1b69b7b258160df41b4041d36fcd211c95d26d9
15. 0x67c99d356de30f9cfab88af48fbaa18909ef230dd09947e84da060bc03aca929
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af