Evidence row 1820543

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/thboKB"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a23eb8b0-840f-4b1e-90a8-c8c01552ad62/.well-known/agent-card.json"
    ]
  ],
  "name": "Trompus",
  "owner_address": "0x39bed00df98861882e2af9660adce381e8fc115f",
  "raw": {
    "agent_id": "22923",
    "agent_uri": "https://centralcity.ai/a/thboKB",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trompus 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/thboKB",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trompus",
      "registrations": [
        {
          "agentId": 22923,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a23eb8b0-840f-4b1e-90a8-c8c01552ad62/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/thboKB",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793563734,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:12:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trompus 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/thboKB"
}

What the leaf hashes

{"body":"d15c70035b3fb95fef445d5a9117207d6c64973865338fb49434a5389e5b66bc","id":1820543,"kind":"listing","method":"sync.erc8004/1","observed_us":1793563954924881,"prev":null,"subject":"erc8004:5042:22923","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. 0x0431f82ca9fb1b79453ee35fb7cd19255d1cbe518c66fa5aab1ad55c58ea12ae
2. 0x9b254357833bd12692961cb791aa5a1ba3016079182e26d672d6e35cd0e4527e
3. 0xdf31a127dbb07d6cb3f606d4683bc1559f918ff1d363f59d0c1368f4e9af7fa3
4. 0x68ba2266af13268c8e3121a4ef131889d2e71a554476a90efb9d31505aa0cdb5
5. 0xbb86dd5970134ffc9ef97063f8050db7d4386cd070204eefc5f01f96a07ed8f7
6. 0x700c38f01baee535cd6442ecc167500f0fd0c929013ad8a7bdb05149b9c2404f
7. 0xbf0c6dcf98af2132874d679c629a1263eaafb052638511c132e0f711ffdb98ce
8. 0x15bc0eee905bb50cddd9b95c5c3515b473d256250db3c56aa7afd979e1f7b7d6
9. 0xdf496269280997941530e1b31581fcb43a16c46b41a39c0b1d4d496047aaa369
10. 0xa1a60763810dd38cfb545cdce519a4e9b773e32087e0ab647d68b2d9bd524d84
11. 0xb0a97a5091890edb542014073f315e434b58a3091aa224931bb1aea4faed1117
12. 0xec4ac8e9128a98bd8b22c9c86fc6c8ea37bb9a01b3450b0ce0212616ada165ed
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