Evidence row 1815800

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mRuPwP"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/90435a5b-a7e7-4f23-98c1-209f8e8209d1/.well-known/agent-card.json"
    ]
  ],
  "name": "Kampa",
  "owner_address": "0x31b94c9d37878e40e57abd7caa747447457b3630",
  "raw": {
    "agent_id": "19962",
    "agent_uri": "https://centralcity.ai/a/mRuPwP",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kampa 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/mRuPwP",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kampa",
      "registrations": [
        {
          "agentId": 19962,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/90435a5b-a7e7-4f23-98c1-209f8e8209d1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mRuPwP",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793560958,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:27:27Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kampa 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/mRuPwP"
}

What the leaf hashes

{"body":"4db2aa48a4251629ae22cbb67589809c3c40b0d12f89c0254839730973aabd26","id":1815800,"kind":"listing","method":"sync.erc8004/1","observed_us":1793561247890836,"prev":null,"subject":"erc8004:5042:19962","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x08464e3216714144e5e097292f2eff0e41db60d8045d6a3b80af234fdb4ab0ee
2. 0x317aedae252337489e9dcac8ddc11ca2fe1a88970d46e62b5b27c94e40af88b6
3. 0x6a7cac8b979617ed7e93a110ffc232429c49a3de5df1c8e46d3837f6e2efc7c1
4. 0x876f5794b36d3d381418f6dc7ed04802d3658f4c739cfc5394104f27e7ee9cd2
5. 0x934d624de5ae0db9e24802a14d6cc4236e21e9b456ab77f0075c26e0d043c342
6. 0x847546c0b35162bfe6275db51d0bb2f7cf5c54f185bb9a9f1a43e23ea06d0201
7. 0x8b12ad1be489b708d27ce6c248cdf49113cfb62a90fef37d4cc9faa939971f16
8. 0xa29ce7b09d48d2c0b15fcb56acd4b1555ee70098a79708ea8360ac1223f52d51
9. 0x5dea5ed565aee50d98042cb6442b36f1d982d6263434091920efbc4fbf566a5d
10. 0x9b2eaef2bf549b4cbb193624b97ac1cd1c5897d2530e6141f2bdf16b1a9c73da
11. 0xc52fe7b1961aa9f0f78999d3b1874d20f11569b8c6acd8ecaf74cc73c1daa23e
12. 0xc531c04bf0cf3c2a9e62fe179515cf2365b4c0bf229b81ae67d53e02e04711f4
13. 0x004697fbbf039766877ca481e8fe5ce8927b2b3f8037101f578c29dbbc1244f7
14. 0x18eb74a119177bb5bebcacf2408a5e6d3077ca72c11f6b567524be7d0ca76555
15. 0xb611d3d400373ab2497019fc1d3d5040f4f6589f8d98d8e25ccf29dd2b68ad92
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90