addrbookFor publishers
← The evidence ledger

Evidence row 2184973

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:118609
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e87951a990a67a0962e4faa646342d4f510c423e01a1f5b2d262fc79faebeac4
Leaf
0xfa6dbe83c505f7a49c47abe9160e1ad09f2ab9b580dd3bc2d2f2a8df608a06fd

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/m9yrtS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/cb24ee52-315f-45ad-9533-46a6c0a870fa/.well-known/agent-card.json"
    ]
  ],
  "name": "Vantabel",
  "owner_address": "0x2480fa9594a239f752922679e6554a228baa1747",
  "raw": {
    "agent_id": "118609",
    "agent_uri": "https://centralcity.ai/a/m9yrtS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Vantabel 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/m9yrtS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Vantabel",
      "registrations": [
        {
          "agentId": 118609,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/cb24ee52-315f-45ad-9533-46a6c0a870fa/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/m9yrtS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793641784,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:54:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Vantabel 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/m9yrtS"
}

What the leaf hashes

{"body":"e87951a990a67a0962e4faa646342d4f510c423e01a1f5b2d262fc79faebeac4","id":2184973,"kind":"listing","method":"sync.erc8004/1","observed_us":1793642070505848,"prev":null,"subject":"erc8004:5042:118609","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. 0xfa6d5678dd0dda7bc80a6550dedc98c7930945e87cfed539ab1fc5a0d0b36719
  2. 0x15a7898614bf203b40dababa80b2d49385e4c0e3add152e33bafdbf7b833120c
  3. 0x38f22e2f349b7033a16372e4136af9a9978eb01b0752e1a1d1eec380e65f77c9
  4. 0xab2a51f72c7fd02ae69ffcc82117dca25af12df53aa2917dcfa47659e7b24343
  5. 0x08e099115fbf982ae8ce159904940618c81b27f5368dfec1b4f1a01ad5deb3a9
  6. 0x00ea7d756a68f7570ab3551334f786575b72610be6cdaf5545fb06b61df5371b
  7. 0xd055bab5bb735ef04ccfe5f5d5d85776f4308b9ec275cd611de6e35efd90fac0
  8. 0x0ec0c50b1f86e47e5f64cd88393bb4ce0ea7e44e9f6bc5ade906cc3f0ce1024c
  9. 0xa17db844e3bef48d0ab1bb1e91bd007238ed34ae70472a2377c1a96fc9205198
  10. 0x1d7f27e43d1cfc7aae023e8e3845d6a266126bd9708502005e96723042ea0b50
  11. 0x8a58aa9f01814788100b857e79ca8a8885471d7ae34162bc1fa3c986741c6a39
  12. 0x1fdc5cec209319ec27c935f06e49dfee099419dfa8632c827c7fdc61fcd2e0c3
  13. 0x53d9a703c9e9f252a5170e08d05e1b0117ac9e5b187b8d11c1fc275324818140
  14. 0x59ed3c823c7507ae1b2993d19eda543383739dde961b25c4e0927023fff6be12
  15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
  16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
  17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
  18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON