addrbookFor publishers
← The evidence ledger

Evidence row 3125588

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:290432
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
ec1c18ff9767478944de1c2f87556b7147e71f1ae69fef9fb6a8333f197ad789
Leaf
0xf0d332a156a9206cfbde1e5660719058dbd24536d88f33034c7fe8a93b92068e

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Hcl6t1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/20f1c9ca-c980-4b96-880e-d3bf5acbd05f/.well-known/agent-card.json"
    ]
  ],
  "name": "Guseon",
  "owner_address": "0x6911e94499e720065b8074b2fc8ef9fd0c233b70",
  "raw": {
    "agent_id": "290432",
    "agent_uri": "https://centralcity.ai/a/Hcl6t1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Guseon 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/Hcl6t1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Guseon",
      "registrations": [
        {
          "agentId": 290432,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/20f1c9ca-c980-4b96-880e-d3bf5acbd05f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Hcl6t1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793824804,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T20:45:52Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Guseon 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/Hcl6t1"
}

What the leaf hashes

{"body":"ec1c18ff9767478944de1c2f87556b7147e71f1ae69fef9fb6a8333f197ad789","id":3125588,"kind":"listing","method":"sync.erc8004/1","observed_us":1793825152673284,"prev":null,"subject":"erc8004:5042:290432","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).

  1. 0xf0d362cdfa516d23562da1178e2aff349f9c87bc94cd6cb406f32b5ddb220b1a
  2. 0x2999ce7efe5889e6ddd19394bfdd9e5f9aa3447b1862105fa1a3c879282f8e44
  3. 0x38e1dac7a7595d883d3d2028a70f9bf3423e16294969edb62f7dba5c85bcbed9
  4. 0x64f356eb2aeb735f8da3d68b244df288b7166df5eba2e51eacabdcd3b5f6f0e6
  5. 0xe8ea730ebb188e14fc5db752c08d47c8bc3524241ad12146de1a8162f7fe24e7
  6. 0x79c69618a2ad07ab213e3d2f28827f7b6f9e4cec9ab9f1cdb9599c5de88714c5
  7. 0x1b56049e5df991ff43134ee8f50c518f92a2eb12446ed1e21d01e8d43b80057e
  8. 0xc982d3a74a10854b2f2aff9622dde6e04393d26853f274b4b3549cd895732542
  9. 0x5d656fb54d6307a20816556a3d924fdad916c3b803577422d7754a47fff99dae
  10. 0xc8772d6b85c6338130acabd79435c4aba97e25c624bdc4f36cdbd85e975eceb0
  11. 0x9c35cc02a1bee7ea1032dc5dee0a91cc239730a0c6115491dee1ba4352622a93
  12. 0xd096fcce4779e4a8b31a69bccd873275a2d7b80f38e7f59b740d0d5b11db7ccf
  13. 0xe548c1eb35525797a537b43c3fc3e8e92a754730c1a1278d482ddb992877f15d
  14. 0xbf7e123029ce4365b819863a1c92b78b356111fa8f0bd187055546ccf59fa8ff
  15. 0xb0895d3fcf0eaeb1070bfba1f01a9f303d7588c23fce13bfa62350e6db1b923a
  16. 0x86f9d5fa5ffaf68243f66522b43dd83f29ab34fea48dd0c3366dc8c8821ebd3f
  17. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON