Evidence row 2151947

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0USUAj"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7ac2bb34-89ea-4316-a609-b1b055dfcf2e/.well-known/agent-card.json"
    ]
  ],
  "name": "Klasino",
  "owner_address": "0x1f210a0c8a0c950cc3495cfcafa3a35e0e254f97",
  "raw": {
    "agent_id": "101704",
    "agent_uri": "https://centralcity.ai/a/0USUAj",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klasino 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/0USUAj",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klasino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7ac2bb34-89ea-4316-a609-b1b055dfcf2e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0USUAj",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:09:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klasino 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/0USUAj"
}

What the leaf hashes

{"body":"b55d6db5a1a9aa01b6ecfae7dafd74bf3eac488bd17fd4d689b2deaaf6e6cd13","id":2151947,"kind":"listing","method":"sync.erc8004/1","observed_us":1793628551461966,"prev":null,"subject":"erc8004:5042:101704","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. 0x81e650f897b65da8edc22c85b568a5011df7eaa27fecf1332c5d51513ec4a211
2. 0xe0a17686282fd711b74ad9fbb6bf547c9086594223ed17301414c3aa162310a1
3. 0xf54b460f92263827755899b40666ea111829e3b6f068e60705905bd56b72be00
4. 0xa5d2bf60f646e4389c3b45ff5a7f1aeb5caffaadf8b932293335242682d3f57c
5. 0x41b6a133b7438ebe70b577fd3300b6e0ae0ac93971b9e74e98faa44387c27dcd
6. 0xa15e4530affa36182d397a8400851b9e48f9b2ce8cc0f37fb20d3338937ebcc8
7. 0x3b6520d2cbfdea95561c48e1be4afbe1720d70538e54b73e4e10bc6ebb88116a
8. 0xf3d321d4f06298d5c55eece1988ac66f19060f84605afa0860b31db2d400a83b
9. 0xed2fbcdbe5abded1f9128432fa476d511ee052fdd18a693255125f6f1d893967
10. 0xbc0bd3e916baba1bbca963c3d3f14a8bfcf52d7c533868a4ad4ba3233605e752
11. 0x1fcc62b860f05e6d608e0f36cdd791fdbd0a6f06270969f306770f4a1d3eab15
12. 0x3fd83e30473e926f4e4e16bd737d7c3c794bc8304da6d47a1d7ca29d12258f04
13. 0xf82dc9b9d8e081f36e55e80fab45654768c11eb158257f63f8ca7ff17d181d54
14. 0x5d40473873ebe898bcca4e49df524bf4345695f06abe3579f4bdb7b306b863f8
15. 0x46991481c678139203ebc3c532867ce1643c09ddc33966c4fb48bb7f033ab22f
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af