addrbookFor publishers
← The evidence ledger

Evidence row 1775676

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:11062
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
a28dac93f6e542d29a79a6ad0339a0cbd3c283a2d4cad779fb44a878d5af367a
Leaf
0x796d74232bfa5c0f24489af290cacc7e3433b356b2ca677275f1a5769a4b7835

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/wuI8YH"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/657db1ea-52d8-4494-ac6f-0d64053912f0/.well-known/agent-card.json"
    ]
  ],
  "name": "Hionsino",
  "owner_address": "0x9132c8d9bea1671161694400508854cf8c78de04",
  "raw": {
    "agent_id": "11062",
    "agent_uri": "https://centralcity.ai/a/wuI8YH",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hionsino 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/wuI8YH",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hionsino",
      "registrations": [
        {
          "agentId": 11062,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/657db1ea-52d8-4494-ac6f-0d64053912f0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/wuI8YH",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793551606,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:48:13Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hionsino 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/wuI8YH"
}

What the leaf hashes

{"body":"a28dac93f6e542d29a79a6ad0339a0cbd3c283a2d4cad779fb44a878d5af367a","id":1775676,"kind":"listing","method":"sync.erc8004/1","observed_us":1793551693304050,"prev":null,"subject":"erc8004:5042:11062","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).

  1. 0x796d2fd4bdea9ad4e392b5e6190f8cccc0d8a3a91e822e2e4b31d1f990ddb092
  2. 0x1d66b0eae5944cacf9a1fcf5ae1b723159e071986954c88f536dbc9022485767
  3. 0x888fa47c1db8cc3d12ababf3d71baa36f9ba61ebd7b76c853af73a57475f24e6
  4. 0xa0cb8113d79a059cb69bb9034f9cfb64bfe04e86a5f5093e9c402bc4d8c04483
  5. 0x8833b564948cc77af04273fc2b51ecc3c7380088e79e4460145b0c20dc27914a
  6. 0xfa94ca7c4832721c2d112fb11e5a6202f6cfde807daffc6fda9dac594e0ee5d1
  7. 0x81e881142f313bd74105c57408248daad707f2f147da688486f9981ff422992d
  8. 0xdee5b08fade8a3e8e2597e2eff549eccb789d281fe0769b68d9f58362b789531
  9. 0x4235c35bf988c9a0fd90dbd4510c48d7ba72eb2d8c58d6227ba11d766fc76c0d
  10. 0x62086a79858a90ff5b0244e37b990ef8110f4d74a1d98f690945cfc792fffefe
  11. 0xc92ff022feda706253d0984f67372e770d513965321396306012910f7cc3d948
  12. 0x9a9e879591a3a0c0c16124efe0ff42b3c7409385d7343b036feed7c53c56aff8
  13. 0xa293e826c573b6aacb42bdfe34ebf9ff9c01a7719cb79774843599231be3aa36
  14. 0x7e26f771e19135838a4922e6feed7314ff3896114424cf5c9fb3c97de3545c5c
  15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
  16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
  17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
  18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON