Evidence row 1808150

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/gE1bA2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4bad0a98-2fc6-47e0-9e20-0499fefc8695/.well-known/agent-card.json"
    ]
  ],
  "name": "Vastan",
  "owner_address": "0xc0d6a1cf7ecdbcf1b936d0624a42f1b38a7e7402",
  "raw": {
    "agent_id": "19178",
    "agent_uri": "https://centralcity.ai/a/gE1bA2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Vastan 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/gE1bA2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Vastan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4bad0a98-2fc6-47e0-9e20-0499fefc8695/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/gE1bA2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:10:52Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Vastan 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/gE1bA2"
}

What the leaf hashes

{"body":"55aa38b79d8f302bbe27e6c19f13c9f79cc0dc146ed5c52ec2ee0ecfa0d7b922","id":1808150,"kind":"listing","method":"sync.erc8004/1","observed_us":1793560252025093,"prev":null,"subject":"erc8004:5042:19178","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. 0x06c5974f70f405000f750cf0899fb5910a218bcbea97f978287d7dd72c8f3f88
2. 0x369f8f4c7891d4cdbb9ecef74c764bf03fc44e50e8929d71c151611300167a2c
3. 0x1fa7daa583fd9dcb2a2ea35dc537f0e629d18bde1aadc90e546839b00df1a988
4. 0xc8c66c3ab762f90f353f28083d69c2b96895b00ba808031d9977650475f44fc0
5. 0xdaa65f207bba4acfe51d05e348a645ea7d5d01ac91980c368c75f1a9403e85c7
6. 0x579a7e686757117ae98ab96800dd885b3400d2454eeb62f2e9c93e35752ed728
7. 0x700d70bc2324618022a8913aec1e742d50c4eb1119095a2f1de1db68f88c972d
8. 0xe1ccec6ca1b395285c70f6b637b29ccca1561de4e7e5416211e432d0159776a7
9. 0xd26725cf0199476cdfffdbb9a08b0f80edd1444f051533d8fa35d0f68fee677c
10. 0x80f30bff379b0bdadc043c440bb6db2fd949e3fbaa67833716cece50c203f4e9
11. 0x1933507d6f34c466ec8db31b4a5d85e8d5128afe3d758d526a14d23e914b5f3d
12. 0x0e504833698abc04312a4beba98e6602297f4ebcc6ef94d56c7c823f8f4d1120
13. 0xc5ca32546ce0064b3138a27ee36e8efc96a7bb8d2662039a9f7264614b609213
14. 0xd6df189d40f713323baeb698612a9e7d2afd763112be148a165d7fe65a5c64f7
15. 0xb611d3d400373ab2497019fc1d3d5040f4f6589f8d98d8e25ccf29dd2b68ad92
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90