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Evidence row 2552891

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:169447
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
d60ce4709ccb6192b1d9b527edfc7b14cf3fca157e2831b70bfeda7a84d6f60d
Leaf
0xdcf04bedb0c1476ab2949d552cbe82fba44a393ae93bc92aabf1b6e576bad491

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/XpHaYp"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c643b9f1-f43a-45f2-8a95-c44311f58c33/.well-known/agent-card.json"
    ]
  ],
  "name": "Ventel",
  "owner_address": "0xa5e8e00c2de6ca216dda72c0241ac234ed8f56ae",
  "raw": {
    "agent_id": "169447",
    "agent_uri": "https://centralcity.ai/a/XpHaYp",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Ventel 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/XpHaYp",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Ventel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c643b9f1-f43a-45f2-8a95-c44311f58c33/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/XpHaYp",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:17:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Ventel 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/XpHaYp"
}

What the leaf hashes

{"body":"d60ce4709ccb6192b1d9b527edfc7b14cf3fca157e2831b70bfeda7a84d6f60d","id":2552891,"kind":"listing","method":"sync.erc8004/1","observed_us":1793693869555758,"prev":null,"subject":"erc8004:5042:169447","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. 0xdcefe7e537472406db356dc8586a437a23af654907084bbef450918f03f223aa
  2. 0xf1f779b31f29b738cc75ea3651a992b0cf062ea772564d3f4bafc5947c85c4f9
  3. 0x0f9eac4fc9d9d376f7883e494a60231be3dd3c2476ba36719edd479b2df329e3
  4. 0x3a178e821e7ec188fe3418394bdd21116a21c4d5f6ddc906cd4f6b841685fbda
  5. 0x9dd99ed9c487ece24d0601ba8a03fb08947e794f1e724fb83458c975d2d743ac
  6. 0xdcd20b87c50f06999872fd8e23a944017ce97bfff3138515ed31e87f3f82274a
  7. 0xa775345d51f4b75399af0aa68ba2563b9e7163abb6af6883c926b4b877a047ea
  8. 0x309c73c117643af6f219d13d1e00ef2c54caf200d68cbeb117818b43c1a6c1a5
  9. 0x081d6e87f51d02e667ed80f77da6ac19c30e4ca4d5293adf07532486bc6d8607
  10. 0x5ffc900938a4ee8e9746590993f25d4adf8310530484a8e24282a1ba790ab241
  11. 0x36f34f9d2bbe0080eb6cd85fecce5fa7a140252636cde7613de8b8691279f037
  12. 0x4ddd25ef21cd5cb7bdfdcf0d2d550f71290c54d3133ba104829ef1cb10fe46b1
  13. 0xce6f344e5d2ebbe9a3ab4bb64d1eeeca122b42bf3c2bf88ced9f78e1da0b926b
  14. 0x2c1baf03ae8564ef5b628cdba2345355f8a5380a741795df06515892893be4e0
  15. 0xa2affd8bf947cfbdf7d8306e1c5d3a442dbd709fab2739124e1aecfdc7d513da
  16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
  17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON