Evidence row 1760485

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/WNaptB"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b1b0129d-b64f-40b9-bbcb-9acd2c20a065/.well-known/agent-card.json"
    ]
  ],
  "name": "Grukolan",
  "owner_address": "0xb9094ba8ca1bd750a47d3a8501bfea8782bc21d4",
  "raw": {
    "agent_id": "3949",
    "agent_uri": "https://centralcity.ai/a/WNaptB",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grukolan 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/WNaptB",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grukolan",
      "registrations": [
        {
          "agentId": 3949,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b1b0129d-b64f-40b9-bbcb-9acd2c20a065/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/WNaptB",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793531440,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T11:10:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grukolan 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/WNaptB"
}

What the leaf hashes

{"body":"19bf01e1ea59d518b3465b213fb1428d7608e586918cda63637abe7eb3667da0","id":1760485,"kind":"listing","method":"sync.erc8004/1","observed_us":1793531443222782,"prev":null,"subject":"erc8004:5042:3949","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. 0xc80973074ff73f5aaf6bb23e89f2e7662fbe73443dda5b552f20a95d3427a1fb
2. 0x6d4eba94328b1485f0aba3797e9d87bb63a10f5d0261f31adbacb6c01d0b4311
3. 0xf21a68f3a6ea6feabce058ae8f821ce2d0bc4a6ab978a6f96e2840dbc4b77b85
4. 0x9f342c71c131ab43c41311ae2c8a016e0df29942c0c270f21ed75969272079c1
5. 0xb5e7973565ec7c24579f3028b70efbb0d37762d9de481e6e795463edc604bcda
6. 0x11d531c1933d3af3c074057a41278e6caf68ea5853dcad2a2a951dc2ecea8e2b
7. 0x8b18d583c4d418c48b9403304d1a8ceecee146574ee01657649eeb5619259462
8. 0x425a7c1963b9909971719cb6aecc2a8a6738b759376abf046b1989072f950904
9. 0xa2f92427afa42eb6417b20ec214be5f005734a934b93ef65fdfb7b953128b5ab
10. 0x03a1bfd55683d4d2977a589be2bfef6dd1a5f9597e66e29eb0e434e8ccb7cb06
11. 0x1dcac5018811ec67be5f9be6e85a8dba42b952249e46f3c9c98e7b7dc225c969
12. 0xbd69c1daba6ad48bd11883f69e02314022c981418d1c63479881d23615a3a7a5
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