Evidence row 1789261

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/UziKyv"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4679a9ec-da0d-4dfd-b9d6-648e82cae206/.well-known/agent-card.json"
    ]
  ],
  "name": "Bianserik",
  "owner_address": "0x698b1cb09b42275a9a6ec75242d774280a082e15",
  "raw": {
    "agent_id": "18753",
    "agent_uri": "https://centralcity.ai/a/UziKyv",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bianserik 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/UziKyv",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bianserik",
      "registrations": [
        {
          "agentId": 18753,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4679a9ec-da0d-4dfd-b9d6-648e82cae206/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/UziKyv",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793559865,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:05:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bianserik 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/UziKyv"
}

What the leaf hashes

{"body":"b2187b07c367a2d6203678474ced7323cf9672a70a01cb68c27977cd6a9d8a21","id":1789261,"kind":"listing","method":"sync.erc8004/1","observed_us":1793559918139697,"prev":null,"subject":"erc8004:5042:18753","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. 0xc5f845f48090bd5b588bfe897ebb91d7182aff652a7e41c801341eae98eec423
2. 0x41af49fa476e4dd99f6a97cf588c866c6aaaf9d9cfb87fd79924fc6cdc284937
3. 0xfc6a50b125c2062f5ca4a974af9ec0898b631fa3f547ab218b6940c3d7d1ae7c
4. 0x149555455dc44f9ea2de99256ae030ae7e0e2a148d6e38a087c76a737dd995e2
5. 0xe0b6034133b0d936bc019e4e9af1e9d2d10485f94d77704b12cf87bb2331cc9f
6. 0x904a1228a4754b524608cc83f9833e19d01875000265ad4c7c902face13575ad
7. 0xd84e8a476974beaafc5901aadcd50bedee3043e608cfa2d79d27702eea0fd2ae
8. 0x067629db5402eaa3afc8206e1533679b5f2257c0be11816a9ec4bb10f67ef4fc
9. 0xa420f853fff00c132290aa16c9c7cec9ac2d95b6c4c0fdd1018281a789f8735f
10. 0x25ebec2e4fd746e804d7c32d63e0c8e8f654238bb9e870e5f1d3250398572289
11. 0xe316387944d1071aef5006421f8a81214766f5614b37fb777c46abb79382f2ae
12. 0x708edbbc5c93eaadcb16f46d00180d1abd9f006f6897baa185b89bb0db26849f
13. 0xe14f0d8e2b9967bfb142a635a58f2d35462fc1282dcc137d3d835cfd908c00b2
14. 0x5da52d6bfc8f88d79ebced4b6bebec468f5c2d8a21c193d44e901c7a6ce7941e
15. 0x537331ef190eaefb4419f2a4558b952aaf9435d759df0b0c118b7df609ec1687
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90