addrbookFor publishers
← The evidence ledger

Evidence row 2306527

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:143812
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
4ccb60a976376ccd26cab26a5d1b3b0f4e6691f446ad11a4740e9620cb5e165d
Leaf
0xcb4193d52bf77827088bb0fb9d819ab1ad261132613cca2e9fbb66ee47614353

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/sBfFKL"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/90e3ec53-13b8-4e08-9b70-d16085cfffb4/.well-known/agent-card.json"
    ]
  ],
  "name": "Graudel",
  "owner_address": "0x52bafbe7beaa7fe0fba4212a0cb04d13469adf75",
  "raw": {
    "agent_id": "143812",
    "agent_uri": "https://centralcity.ai/a/sBfFKL",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Graudel 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/sBfFKL",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Graudel",
      "registrations": [
        {
          "agentId": 143812,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/90e3ec53-13b8-4e08-9b70-d16085cfffb4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/sBfFKL",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793664472,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T00:08:25Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Graudel 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/sBfFKL"
}

What the leaf hashes

{"body":"4ccb60a976376ccd26cab26a5d1b3b0f4e6691f446ad11a4740e9620cb5e165d","id":2306527,"kind":"listing","method":"sync.erc8004/1","observed_us":1793664505698907,"prev":null,"subject":"erc8004:5042:143812","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. 0xcb418bf9b3776fa9e22bda5350eaed0b93aedb728124d8933e6eacc58f7ea9c7
  2. 0xf70424ead6ce2dacec4596225bfe32ecdf7ee84bb32d8fa2a90d566fe703cb90
  3. 0x78adba056d1528aff4da2e7a4889215a6f3a15793e1793bbd8a776f36712fac8
  4. 0x00ce2f49e8ce91a98500ac1fba819dbcd72ba7e6e20dc4cfeb4771280f45890f
  5. 0x496f2ccae2e5026170fe5aabff5c5109967acbd628f89178d347caba540596a2
  6. 0x2d674c4c90d51b951500aaf95aa93c00a905a22aa95e5bfef02df93ddc3f8eeb
  7. 0x09b6a15dfaf2763fccbf539182a419a55df8ff20f2a404f2a4790a4b06127b1c
  8. 0xe7a4a6ac01318a2cbd2cf53bba634cc0d98e85c499be2978d1a2f94be95ac2f0
  9. 0x210fed5ed0b1b0e71de1bca924aec2a225974643ed94a82362241d4f574193f2
  10. 0xff9717d95b70b2de17626473a590af6487ebc223974a946d2a4e0fd361dfd0cf
  11. 0x1175bff495a6ebde6163067fedb3491f9f5e2a7f5580afdd87d65af5d32abcab
  12. 0xdbb677931543240db31acc89fc1a9b53835dee388a4e4c67e756b443dfa01970
  13. 0x33fc1351c38cd27bc6972d4d1d2c6baa7fb113346e29547df2fd38d8e6c92e40
  14. 0x06f39b34e961f2ea2e8c7681b9a680b15d48774fc0534e19640f27b7f07640a9
  15. 0x20b1beb78a0f066bfa1ffbab05695dfb2940fd2df005cdcab3ae2e82d26c01a9
  16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
  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