addrbookFor publishers
← The evidence ledger

Evidence row 2162646

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:107087
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
26f30dcbec50cbe2391b32762d46b9b1e5a6c2f52c733c13b787033a03e868ab
Leaf
0x5414712ddc3e55e74c2e496910e4fbb11571f518b11b96dbc9af24dbe7de850a

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/FC9p8W"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0000ea50-b68f-43c3-aece-9eb7788930e3/.well-known/agent-card.json"
    ]
  ],
  "name": "Hussan",
  "owner_address": "0xb39ec9e3a451a04e6cc94c72376736bd77ec4715",
  "raw": {
    "agent_id": "107087",
    "agent_uri": "https://centralcity.ai/a/FC9p8W",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hussan 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/FC9p8W",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hussan",
      "registrations": [
        {
          "agentId": 107087,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0000ea50-b68f-43c3-aece-9eb7788930e3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/FC9p8W",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793632466,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:14:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hussan 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/FC9p8W"
}

What the leaf hashes

{"body":"26f30dcbec50cbe2391b32762d46b9b1e5a6c2f52c733c13b787033a03e868ab","id":2162646,"kind":"listing","method":"sync.erc8004/1","observed_us":1793632489715094,"prev":null,"subject":"erc8004:5042:107087","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0x5414507dd4b60fffdef8632d45ba9514a4b7af5ea0b29f35a8c9e61e9aa35440
  2. 0x3f2dea097947a593110f660e128989b5652a72ca4414d053d3504e03e5fce10e
  3. 0xe1a803fcd3881e1c9b32958f07e2ed610e5517758bb1060bc81535bf9975ed8b
  4. 0xa855bf53ba94a6b1565150a5131c4a5af59bc5bd56ebba65accda2dce2b6d1fa
  5. 0xf14b5801e0b4834359cfc13cc1f14662bcdcf71b403b863befbe0bee93af830d
  6. 0x014645523197a775a1c506331acd128a83512a192f433a06d23e10d303947ddd
  7. 0xce0fc5b5dcac8bb23d9b73f0003b3feaa090da64959088c9e9a553d494280d05
  8. 0x879e62b36a83660d8ca62e0dcfaa65824336275df452a12cca782a55e026ed61
  9. 0x115f3da721c349424d3697efa23c8ca1fe3af2e32ecb3c90beb151a26601b753
  10. 0xee19c596b35d5cff976eca5bfaf75d9779400b2665874396d5876dc870c65fb0
  11. 0xa1080362e425a04174e3eb6ef5bd970f47e09f00e7e894ce8ce773f5ec2193f2
  12. 0x2f939f81b3d9a2b0b3675f2495202eecfcd0bc01d5caf387a09af7c46e8e7e6a
  13. 0x1af6bd9d49aa04d9f41d673388facaaa9e6daacb0aa9aad0dcf31353556f6ee6
  14. 0xa96ecfe7ab9f1788120ca262a1b69b7b258160df41b4041d36fcd211c95d26d9
  15. 0x67c99d356de30f9cfab88af48fbaa18909ef230dd09947e84da060bc03aca929
  16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
  17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
  18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
  19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON