Evidence row 1777531

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/gc8RrD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/cc88db00-538f-4e30-bc01-61423bf31375/.well-known/agent-card.json"
    ]
  ],
  "name": "Fianson",
  "owner_address": "0xadbf1928f1f9c258b1a79f22f72e1297b9c7cae0",
  "raw": {
    "agent_id": "12592",
    "agent_uri": "https://centralcity.ai/a/gc8RrD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fianson 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/gc8RrD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fianson",
      "registrations": [
        {
          "agentId": 12592,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/cc88db00-538f-4e30-bc01-61423bf31375/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/gc8RrD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793552811,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:10:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fianson 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/gc8RrD"
}

What the leaf hashes

{"body":"32fde4bc30eb66d87e28259b3a43f7a773f608c4dcdbf39b650b37b2e25bc22c","id":1777531,"kind":"listing","method":"sync.erc8004/1","observed_us":1793553059993595,"prev":null,"subject":"erc8004:5042:12592","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. 0x086ae006809f3fb1d6c55afe98bacb4b272fbc824a9d842f2df27e79a355bead
2. 0x792bb9d4fad15b4d034384e173eac232e4ca8f66c3aa1edbb1ecb2daf00d3f7d
3. 0x31f339a6abb8b0234044f1d087447291376acd461584103dce997440173832b8
4. 0x795eb549939fb52905c5988ed5764adb22f55eccfe74ac3596fed92a2acd9681
5. 0x841e772c0379aa8c4d28025d33e0d4f035f3ce135894617c09efca7e19af541b
6. 0xa52cfee9de22ef92f1c041b55c815b1d1cd233cfdedb1689542290f8f2519067
7. 0x79cd3dc7a6c83c99b4c1fe9ef5e8e2efd2ae3962ab95a405e3e9fd5feebb6be4
8. 0xc3c41a180a86833faa1a1af5c44f78fa1ee442ddec1fb2cdf730af25ab0367a7
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