addrbookFor publishers
← The evidence ledger

Evidence row 2712256

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:204313
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
0d0e0d498fe3028d5460d5f6ba3d976527bfeb114d7d8f5f8e96f48000f17fae
Leaf
0x414ced3184de3e1b4042d2c0616f9136d057af77a6888cbd2dfebaa793f64845

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mZyPGe"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/aa640fb7-b4f1-4fa0-a8c4-e2416a93c1a0/.well-known/agent-card.json"
    ]
  ],
  "name": "Grononik",
  "owner_address": "0xab0d90fd380e58a1bc9096ffe73fabd20b93e353",
  "raw": {
    "agent_id": "204313",
    "agent_uri": "https://centralcity.ai/a/mZyPGe",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grononik 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/mZyPGe",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grononik",
      "registrations": [
        {
          "agentId": 204313,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/aa640fb7-b4f1-4fa0-a8c4-e2416a93c1a0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mZyPGe",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793739004,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:53:42Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grononik 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/mZyPGe"
}

What the leaf hashes

{"body":"0d0e0d498fe3028d5460d5f6ba3d976527bfeb114d7d8f5f8e96f48000f17fae","id":2712256,"kind":"listing","method":"sync.erc8004/1","observed_us":1793739222925142,"prev":null,"subject":"erc8004:5042:204313","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. 0x414ce724c143f788c396fa9350d92ee06a377ecd615766ead9462f2c9b49464c
  2. 0x30508dd363926dba4a87dbfec1265cc5c627d9a6dd7cfd0fd7ed184cd41c927e
  3. 0x8b6a6df2034b7a164cb9c93d88237896739b3ab8800c3d36e0f0971f596c1995
  4. 0xf82e772adef19e13297bb38040a0433dd259a2c57c016c0410def3df593d3ff4
  5. 0x8cb36ddefd54cddae0533d3bc4de81be8c10705d7ca1fe14dfc15e3a92d5844c
  6. 0x869bfdbba527e044985647effbcf6ae0e36de4c6059d91e31d0e56b68bb48d1f
  7. 0xcb160e95df2a8f6828e75671d45f9da1228067017c4bdb118df65010ea8ffb8e
  8. 0x7fcfa869fcb3a4358738494356fc9d14bfe985d0c42519faefe9036343877796
  9. 0xe9b42805d1981928012bd68af05a5bf2469058abb8a889508e1fcb389a87b05c
  10. 0x5de76ddd9dd6573a89dddb74037aead25d3cf0d1c21a64c87828f4fa66868034
  11. 0xc10fdec7d62b66b6b8ed1623f58118af40b8b940accaaf12ffc434a8f79b891f
  12. 0x971a09d60f84e9baec85a2492fa03ec3a224cfa3a61ad351c4865dcbfa33b0db
  13. 0x6389fe0a64a454c99943bd099b6d3c7b9164c03f7e0cbe464480d5168f9f5740
  14. 0xb86edd36717aff076ef26c04db10a77f49a2dca8367fae52e69b19705922afab
  15. 0xeeeab58fe0869203702d6caa20f3db31453ec2f4ac7b99890f0842a5616a7f99
  16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
  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