addrbookFor publishers
← The evidence ledger

Evidence row 1771311

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:7373
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
cc1dd75cfb75b48dba8162c87110a2ef396895cc9f9fbb5a73007a42cfb8b82f
Leaf
0x4db4530f6e27baa3d2a03b4f4a3b9ded3c1ca490b06baed2216381d1d5850fbd

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hHAp2E"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b5588400-0f72-4ae7-84d1-513fea228ad9/.well-known/agent-card.json"
    ]
  ],
  "name": "Ninsus",
  "owner_address": "0x0b89d4e21d7afdce08fca96d881775e4e0984304",
  "raw": {
    "agent_id": "7373",
    "agent_uri": "https://centralcity.ai/a/hHAp2E",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Ninsus is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/hHAp2E",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Ninsus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b5588400-0f72-4ae7-84d1-513fea228ad9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hHAp2E",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T15:31:38Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Ninsus is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/hHAp2E"
}

What the leaf hashes

{"body":"cc1dd75cfb75b48dba8162c87110a2ef396895cc9f9fbb5a73007a42cfb8b82f","id":1771311,"kind":"listing","method":"sync.erc8004/1","observed_us":1793547098749777,"prev":null,"subject":"erc8004:5042:7373","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).

  1. 0x4db42ae00369ecbea4f5168fb4d30a53990b23fef3d689479cf88b214a6bb835
  2. 0x6657c022f130e653006cb7aac10cdccfadada17594a4a69357607f898be33084
  3. 0xa840e3f1cceef07d435b3f4d11af025a3172291e5c0552da74ca94bdb866b629
  4. 0xaa60888a5e1184537768593575396b8ca43d60a85a8a11cb59d7f51ee356999e
  5. 0x84a42e52ecbf84c7a822fcbf03cbfc73f16663a6e15725fa59b1890e2caa1e08
  6. 0x534066da0da59e7c9f655442793841e69d8a72ee30772f046130a5c575f2406e
  7. 0x96463949b3e5a77d63ed6cab2a8cab953681e869b5af6615d84ef419e212f9b7
  8. 0xe4953b08cff956193e50e69b9108e828f2f69ac03e50abdab28481388a06ce69
  9. 0xdcb3128579d0c0637d8a191c9443cf8b9c5ede13d12b8903e7161f6dce7521aa
  10. 0x2febcd1637d7378a4db8d0a222523682af37cd42fe0d5abcb5b642eca25af73b
  11. 0xaf88b7a9100ff89437f797ab9dac11b27bf552745c0a283cbb89822c4093e260
  12. 0x50d0aab4654c4fc0e4e1b6e9ce23b51cbee73c6fbad455db813e190229817e20
  13. 0xe856d71d4d8a98af6db9d570016de7389476d0530bd8e162ceafbaf3cd861a5b
  14. 0x4dd56cbe7671c2bd3ac1c5d78e38f1cd1c8a879b29f9a6a5b8a22555a3aedcd2
  15. 0x0e3f78943343406ddd3828dd4ca4b5a188e80ffe3ac87d64d979448ee11c1cc5
  16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
  17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
  18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON