Evidence row 1820559

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2Vz7aK"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f9678963-a98d-4b80-a300-c60ff9447b4f/.well-known/agent-card.json"
    ]
  ],
  "name": "Rirkan",
  "owner_address": "0xfb4462a21fe308c4b355039fb997347c0f0eccff",
  "raw": {
    "agent_id": "22939",
    "agent_uri": "https://centralcity.ai/a/2Vz7aK",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Rirkan 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/2Vz7aK",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Rirkan",
      "registrations": [
        {
          "agentId": 22939,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f9678963-a98d-4b80-a300-c60ff9447b4f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2Vz7aK",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793563720,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:12:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Rirkan 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/2Vz7aK"
}

What the leaf hashes

{"body":"105f5ceea744d5c0d86b44c914e0e39aea51e04a9363706b95a477859198091d","id":1820559,"kind":"listing","method":"sync.erc8004/1","observed_us":1793563954954944,"prev":null,"subject":"erc8004:5042:22939","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. 0xdaa5a6bdc95a53f74854a5c662de3b5495f9077e223141cb7760d773eccc8506
2. 0x24b5a8d3af206e8bdbc6a263307dd5c59f318da7eb0f77162b9c7b4f665810e6
3. 0x0b2e112376c7c45ac8e14c8f97f6b7e9d3b14d6d6d930e527aedbc00a0147f45
4. 0x6c339eec9606ac2b5c911acf45a630010e4760b1a8062e2260254599c733414f
5. 0x5f61ffb139dfb73b84b71b04a13a3bcfc4f0389f2c0c4f0d7eb46c689e0d3968
6. 0xbf6bcef54a1fe6b08cdef0265f6467c5e3896e60edb12a8fb404dc49a7a63a3f
7. 0xe4216cdfff4a4d3779dcdde4d1572c87d0cdf0576d2cdb0370cce895fc369121
8. 0x8ac8a60c206800ca6655bf53a38b7cb0da854fd8c113a8baa6fe683949001ab0
9. 0xcc1d7e9f1e089c9974d4972eb4dd11aa1b3f3e22dc9729f5d65920ebd17d0ef8
10. 0xb3ad710b5e7665db56a68b4f4f8209776f9eeff23e4b6baf14d8bb2a6034fd12
11. 0x5231f00af41b0fc3ba3f5cad28ec33a485dd90dc152d58172c9f6214a8f3344e
12. 0xc961b98d60687e4c4df0245a0f054b5aaf253c670c52efd5a11d349f1dfe2eea
13. 0x2a6197714ae72af66984e8acb7bdf44641d311c74106e3b6480080e1d9170463
14. 0xe4cd5f56e5b4bb570140c97935a785daafbef0e607cafa2e0adfd0ff7fc250c7
15. 0xd3f5c237675f14686b3a3c2715c6735a96952155107d7b2cb9a44c56420170bd
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90