Evidence row 1823982

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/H6BjVZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d7671ee1-39d7-4f2f-bf71-0102b40393ed/.well-known/agent-card.json"
    ]
  ],
  "name": "Taurkaker",
  "owner_address": "0x771088d38d22f703725eeac648916d1de4286132",
  "raw": {
    "agent_id": "25051",
    "agent_uri": "https://centralcity.ai/a/H6BjVZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Taurkaker 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/H6BjVZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Taurkaker",
      "registrations": [
        {
          "agentId": 25051,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d7671ee1-39d7-4f2f-bf71-0102b40393ed/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/H6BjVZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793565455,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:41:32Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Taurkaker 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/H6BjVZ"
}

What the leaf hashes

{"body":"7ecaf1c7d111f87d8dcf89db0f0daa0e611e9d8d46e7c0ce7ae0058314cac234","id":1823982,"kind":"listing","method":"sync.erc8004/1","observed_us":1793565692206129,"prev":null,"subject":"erc8004:5042:25051","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. 0x80c996cb49f7f8407c3c8415fdbe8df1f049f3cf35b522a9177c0d7f507d6d6e
2. 0x8de64c19465a3e3fcbe75365f22a3cfa519b2bb5fbcc2f98c63a5394df2cce07
3. 0xf8d8d2c5cdcd72c42f581380a1bfca002fa2a4ce5ffba64c6b6f0cde23dceaa6
4. 0xec7ad43515b08af33b09fd80dbcdd06e4804c1ba892b9972d7e42530ed53a5d0
5. 0xd9b7e0546fad4b0c5ac809067924753417d739d0b56a3ec3eff21e55df2c2e30
6. 0x7eb1e021eeb8e3f4cfe500b117706fdc8eb7324462d1849386d4c2bbdbafcc7d
7. 0x9bfae79e82377655bc13655d2a25bf73126de7e041e3f5875f8015a05cbba560
8. 0xf557cd6e6d8b59b51b18c7a53b58e011fc78030c3cf9c5ba9a84266432f45014
9. 0x2019a204c566a698f18441335c1b36a072be677f3a8cbc69048b25792c25e858
10. 0xf81afb79bd57a8844c16a19a11e664c815af63bd5293bf9a4b6c4b6682ae96fe
11. 0xec7e9f90a5693fd10adf935486ebc4c889db17f5ea68c210a130f75a34eb9d38
12. 0xf1bbcf6a80b03ce0bcc652c9c358e273a08605d806c2668665f7c7b1411ac055
13. 0x00e98613e718e0a689d577344d6db5596ac046beed8ae3ddd822ec8ac9c9cfdc
14. 0x19ce574eee56ae085b2ab0004d191db3debc9d29cba2d71de21a8710ca8151ed
15. 0x3950a937c3f98cedf9cbbc2f8905c10e3aac8ebc54b1e3468237d58bb254c496
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90