Evidence row 2556567

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/0gnPkh"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/aa27e913-5818-42ea-bf24-12e2253cc6ad/.well-known/agent-card.json"
    ]
  ],
  "name": "Kassik",
  "owner_address": "0xd33fa64e73429d613343b99eda307929a169d057",
  "raw": {
    "agent_id": "171407",
    "agent_uri": "https://centralcity.ai/a/0gnPkh",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kassik 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/0gnPkh",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kassik",
      "registrations": [
        {
          "agentId": 171407,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/aa27e913-5818-42ea-bf24-12e2253cc6ad/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/0gnPkh",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793696076,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:57:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kassik 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/0gnPkh"
}

What the leaf hashes

{"body":"cb947717f9ed9216b2afc6bf57c35aef825932903309538505005c033924b55a","id":2556567,"kind":"listing","method":"sync.erc8004/1","observed_us":1793696254633397,"prev":2556336,"subject":"erc8004:5042:171407","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x8d69de158cbe21079b9f61a8c67e1e2897ac40f49450f2fe53a3e0be0bbdd005
2. 0x74119c14d1624eff8a290203991185e48d885658d16a44fbe9218a7acfe2e959
3. 0x92c2fc004cb76415fdba4cbe891e78c65e3a16c1cf93be5055b2ca10c8f744de
4. 0x3a0aadaef4141ba050863389eea05cee846f549b06cdf3ca177a8baef8b3f784
5. 0x78f7cabf63a992378a6ff4abbc1697669b6fc175b2c20c866802ffce1712be33
6. 0xa4ffbd1962829ecabc6449b5da5fcd0d11b898ff12c5d308ab4f706cc0c2c622
7. 0x5b72850bfe66a0b26575e3e5727fc92d23700467e168b4c2b5994c54f85de594
8. 0xe20776e7c05b8c3ca06e77518ddb9508bc87ff54b7096b43223442ca1ff0f79b
9. 0xf7ff207662d48d5510553fffc9873be7a7d7ae39aa83748b13b2769a1e05a103
10. 0x25ccde67d99b86dfecaa7e5aa268942434c81f50f75027b7aa5df2e1159732f9
11. 0x7da38d9c04743a698c5d1654cc47d0eace49342768326a28d0d01030ccdfe0b1
12. 0xc50944a6c69e44712ddfce9ff490d4e352b87a8d00e2a1b3535476fc163fcec9
13. 0x011a0e3ddc4ed33bcbefeaa3948dc632c682c298b43d1309b73fbfab20b67e71
14. 0xaff11aa970c81dfc542d7f358866d8f7815e0e193eb66f9d52b94183bf812c8d
15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7