Evidence row 1779077

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/6OSk5T"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3883bfc2-6c3e-404d-b3b6-40d2b54c9f8b/.well-known/agent-card.json"
    ]
  ],
  "name": "Haustel",
  "owner_address": "0x3d613226d2f822d32ae51ce855b6011e74d9390c",
  "raw": {
    "agent_id": "13943",
    "agent_uri": "https://centralcity.ai/a/6OSk5T",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Haustel 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/6OSk5T",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Haustel",
      "registrations": [
        {
          "agentId": 13943,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3883bfc2-6c3e-404d-b3b6-40d2b54c9f8b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/6OSk5T",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793553854,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:28:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Haustel 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/6OSk5T"
}

What the leaf hashes

{"body":"49628cc7bc22f6746ab459988105e7f88452142ba5ce0cf0999f4080bf745cb9","id":1779077,"kind":"listing","method":"sync.erc8004/1","observed_us":1793554110880415,"prev":null,"subject":"erc8004:5042:13943","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. 0x18df6e31433ef6509219ac1a5106c8d22b3d99c2407d768fa88cb1269278fc35
2. 0xd76c7cbe29b136ca48c4f82c134fa0bf708e863c46d189f9a48cc2bd80c4d7fd
3. 0x5dba83f08c7d56e35821966924a5242af6f4fc7c899477247ddf49f000c6a660
4. 0xe49dd88523ccc7e5e5785a0adb0e5fc0ee2d30d4e63f60a999ec5dd804cf63b1
5. 0xe010de432969e6ec0358d8e4c661b42397642fd8f73d7eaa2ada44383d150d38
6. 0xba58233104246a742bd024128f1052c11a0403c449797053b09b4a543bbe2666
7. 0x90e19cfbd2ce3e35e63d96bf52d2b16099c9f8613a40186a4a7f551ed2595622
8. 0x2b2892e682b8531326dfcd4b483e21aecaccd8d2842df238a3eee078eea7cd15
9. 0xb4b420504240326537fd7fbf9c7991e43e5f70681e4c397d6b8385ca9c05e80b
10. 0x6cd009494f7a7e377f2afc797cb0f1037029c4fc298a88faeb64fcd65de9aa54
11. 0x9aa2cb7616e40d9afd4b31c1182320362e13719e0e07f5b14298df93a9cab716
12. 0xbc87c436160871473fe1b25793d3a9e1f28feb14d3406224c45c430970d25db2
13. 0xe932a6d750c9158a9531e23362139f67f1dcf32cd64229987581f24d7a22fe71
14. 0xa4d26e861503b80bb91bc89e98fcc6daf0fcf003f5a144540ccd91637ccdc11f
15. 0xf1aed005f71411c0df252d9623f284bcac7de199e24c4d4cd5df3e8d3348d3aa
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90