Evidence row 2123732

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/kS1N80"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b32e4d34-e2cc-45d3-bed5-bd9708434258/.well-known/agent-card.json"
    ]
  ],
  "name": "Kiason",
  "owner_address": "0x526c2a9e6cbcefdc34e96bd711062dd5c7e08de5",
  "raw": {
    "agent_id": "90262",
    "agent_uri": "https://centralcity.ai/a/kS1N80",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kiason 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/kS1N80",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kiason",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b32e4d34-e2cc-45d3-bed5-bd9708434258/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/kS1N80",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:44:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kiason 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/kS1N80"
}

What the leaf hashes

{"body":"ce76d3c2e14c8f963fa8502e626fd4667eba4a8e49e16dfcb1708915aee1977d","id":2123732,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619891687262,"prev":null,"subject":"erc8004:5042:90262","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. 0x5d64f5d922799460fd5ac732961c04c12b04978c49b6a177e7f4a02c5893faf5
2. 0x11e5544b04bee877beda537c5d6334ae12b0ec289d38eb676e39954151b92bfe
3. 0xdb08351968fb5a0f25948015737b0f586929c17b941b9b5754808ec5694aca32
4. 0x7fc52e5e01e7871e254642dd693b94ff1c0ecf223ceb84b8473f6493a9a96dc6
5. 0xbc9f8c5d9f30b8ff5b8eebd47fbf2b45fe0f5bb230ad0b089156c86a51057553
6. 0xf409bbad6377d9fa79155fedc7d537322584b5d29f2154af1104cf8c75ed8723
7. 0x68d3f72942d320c79243c7007105b695a7162a840751f7568fe20a4df478f466
8. 0x7bf853dabe40aac293c07cacd3a28961aedf31f1f1737bcc5f20241ccba0b3cb
9. 0x5448408b8a25c81ff74d95edec285e13118e30c1acc04b4817ad09e2ee5e9177
10. 0x79c21b065efa8b66e2cfd40549f7b16783ed2a2112d93b597678e291a5484433
11. 0x109cc600d9e5681d81b1c806e442cb092de1539ae1d3befea2d2961d5dc7e2f6
12. 0xfdde22dc0ff8090b6068b0dcf3aba740d9ea8edcee4ae8d3c3441afa11bcf422
13. 0x0f0789866ea2f1bd292c9e7a2eaf20360ccfd54bcd03afc0a8ce21b6555e86f5
14. 0x463370b8390b2f93f44023fe6ce3fd4ebff0a7fecb7894dd4f82f8253ec8661f
15. 0x52242d46cadab5f421a6f86c1edc6379b085ae98482fa80904e4a3028c1849a3
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af