addrbookFor publishers
← The evidence ledger

Evidence row 2550976

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:168567
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
9dc3833928aa4f017237adc615011d614880976b95266e4598e31c46ac810558
Leaf
0x75e5f7b02eeee49d86dd8a64145b8bd5c2d126555c0d142db60e201849ec27a3

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/YpGm4J"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9ec08355-ff4d-48bb-b1f0-ca03b0fc255a/.well-known/agent-card.json"
    ]
  ],
  "name": "Gratelo",
  "owner_address": "0x2d66539a1d1b0d466d1e02940a41d0ff76df2e72",
  "raw": {
    "agent_id": "168567",
    "agent_uri": "https://centralcity.ai/a/YpGm4J",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gratelo 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/YpGm4J",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gratelo",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9ec08355-ff4d-48bb-b1f0-ca03b0fc255a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/YpGm4J",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:01:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gratelo 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/YpGm4J"
}

What the leaf hashes

{"body":"9dc3833928aa4f017237adc615011d614880976b95266e4598e31c46ac810558","id":2550976,"kind":"listing","method":"sync.erc8004/1","observed_us":1793692871580327,"prev":null,"subject":"erc8004:5042:168567","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. 0x75e6783160f8d3a79764f2efaf812a42f069eb62280ccd63df0a6f93848f6d85
  2. 0x0a0994e1525f35327acb67d3c10ee54d1c89531ad23e3cdbbb523aba9ed9ceac
  3. 0x5930021a5d52b723f5e51effc6c95e82cc8c0945e5bc2243766f9060278df511
  4. 0xdcac79ea727ba2a6ff12ca473e023ceaff2b6a97061790db5fec80344c3dfa25
  5. 0x30702da1eb8f403571f16271ea150a220fb68c3f7b5246dc89294480eeeda614
  6. 0xc752ed5eb047a723f47a5cabf3f34cc01d47de32a9849d1bc7af4882763c1465
  7. 0x22c67d85320e117e6f5b777ad02b5d7655dfd964005045c4d73d45643719c54a
  8. 0xec753ab16f8be98202165f539ccd4d5df28ca3d0bc39b33655b4ec0e3c191fef
  9. 0x4d28f1fe1ae971b2223ac2a4672e21dbca2d65f001ab9793064362facfe95483
  10. 0x5cc508f291a73cb96567a49580787f9216176f936f85ac0d9267727d251672fd
  11. 0xd8f9ad01b09ec2119ccf244b8276e318794340560d994a931cf510682730991b
  12. 0x126c38cdece6005360dc2931aa9619df80f08ebf81a50dd1a46f3c8835c7cc42
  13. 0x0a2166fdbd0fb119437aa5c587d6d76eacdc831e2e2d305db6de877994a9e71a
  14. 0x8888e0d25075a71372832a4a34d226613212be78f7f52e7bc201b28be0cf3c7b
  15. 0x1be647e954f61ace2ed9636ef78e1986bb535c60f6f7e9d512f4249f9507bb36
  16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
  17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON