addrbookFor publishers
← The evidence ledger

Evidence row 2540061

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:163418
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e016c84a130ad5ffb41b85573c6b29650a4b0b35488645e4ddeb7732d29e7a3a
Leaf
0x319209e5cb110b9e18944ac8f439a535c1e2dd482db3d54530167d826eb4ff06

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/bVUea8"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2b4ac92c-7ff6-4d9e-8ab3-b3b1313827e6/.well-known/agent-card.json"
    ]
  ],
  "name": "Grintias",
  "owner_address": "0x48069a1fd78098ffa889c9a4a81f1e4c449aaf55",
  "raw": {
    "agent_id": "163418",
    "agent_uri": "https://centralcity.ai/a/bVUea8",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grintias 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/bVUea8",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grintias",
      "registrations": [
        {
          "agentId": 163418,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2b4ac92c-7ff6-4d9e-8ab3-b3b1313827e6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/bVUea8",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793686971,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:23:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grintias 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/bVUea8"
}

What the leaf hashes

{"body":"e016c84a130ad5ffb41b85573c6b29650a4b0b35488645e4ddeb7732d29e7a3a","id":2540061,"kind":"listing","method":"sync.erc8004/1","observed_us":1793687026263645,"prev":null,"subject":"erc8004:5042:163418","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0x3191f15de185f2b04a663c036a4d31a9bac2b0d2a6909f5203af1523e70c4c34
  2. 0x6ee221352e8dfa12c21d15e194da2f3f1a394bf83890295b81d493c6a6cd3f5d
  3. 0x2e8a56229056d42c64ed0d656131a67ec80d43f7f48b961329e35c7a8a835ec5
  4. 0x1b03fc596b22fc011276cc3d6422d77a28e04a14a6bfac7233bf253a17c79f85
  5. 0x0e4ff44595a1320f6da840bb82306de66ef897f3f358168dc9e54927ca14bc79
  6. 0x0a30251e21bcabc5f287fb59aab245988499140e8a9253d781f8ab00aab1e339
  7. 0x83dbb8c2d0df01c3ec97ad8544d9f3e75b3273a0a288de5f8ab45955b994c26f
  8. 0x72b341471318962f25e1026e9240ecfd5dcfb085c3812d22eeba8c02dd60eaf1
  9. 0xca5d5628cb09a8339ec1fab950d13697bbdf9233a4b06cab1fbb97e0ae250c53
  10. 0x287592328ee4c8cf1c67ba5d5f69257e9586ef67505c86e1da40affe78d6af48
  11. 0xd1fc1d851e4e98ca0d458f43ea7668ae10f8123f3f21d03baa713ad707cfa695
  12. 0x9b6216d2ceb41beacedc2b5ef26ce4be3fba145a0c0e2bff04037b975fa811ae
  13. 0x44abafcf13dab1951b2bc18cbef696c35ca4b682c2928d864f1fc1033e99e222
  14. 0xe2bf4675db929800e127e8a752f51484d14d8f7a9d806273bdc68a1dfd125e44
  15. 0xb1fe1f6398b7faed977bc6cc75b0a8404ef5a6cb386ca30aebdb7450b7bb6dbe
  16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
  17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON