addrbookFor publishers
← The evidence ledger

Evidence row 1761596

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:4143
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
08036b04caa09590f4e046ef25cb10c343296e72c393d5936cdc36a00b9a382e
Leaf
0xeb56d21d503687d300ad8949fda12e441c8145464ef6d5316f90a29f86ab7dcd

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/6LlgoC"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1e9ed23f-740f-4fc6-be1d-fe1f24918db1/.well-known/agent-card.json"
    ]
  ],
  "name": "Vassero",
  "owner_address": "0x6b007d3ff13145531072727937702425420acec1",
  "raw": {
    "agent_id": "4143",
    "agent_uri": "https://centralcity.ai/a/6LlgoC",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Vassero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/6LlgoC",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Vassero",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1e9ed23f-740f-4fc6-be1d-fe1f24918db1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/6LlgoC",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T11:36:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Vassero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/6LlgoC"
}

What the leaf hashes

{"body":"08036b04caa09590f4e046ef25cb10c343296e72c393d5936cdc36a00b9a382e","id":1761596,"kind":"listing","method":"sync.erc8004/1","observed_us":1793532982868599,"prev":null,"subject":"erc8004:5042:4143","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. 0xeb567817a00f6e62f3b40a6c0ef84a532dfb22143a945f9930e2a6f52da3b2a1
  2. 0x328f66ca6868adba5f24f76c9272596e4e2ff214095b02b2b6cf6be2c43381d3
  3. 0x50d58513ecdf453b2d21de32de3b1ab10137461ca92281a2ac4911f4ae15aad2
  4. 0xa44980324957c804d891da6db784c1095d9aff60786b3c376a647e70327af8a8
  5. 0xf8a171483641b4d57c6c079ff0f5988510b8913c6d999f80fd101fdd8608454c
  6. 0x353cf6fd38ee5a63775849e31101c35170a5f1074afc18b8c9e411d73e53b929
  7. 0x846130d807976e677548ccb4a241ec56e35475975b5ead2484c8406e45f82010
  8. 0x128f8ab48617d516a6f81a1c3023dda449e305adf6d3d8da5a2d9b3c3bfa6f9c
  9. 0x8fb2c9b00bd78673aba9bae77fda2a656389a4c1b89319ec2d2cb3e2d330fe2d
  10. 0xef8389973185552015293df3eae517aa1c4dc6632f6b890b6ae1f1c425b6a2cd
  11. 0xcf85d319d01592149a1b3a3ee05df9c98298acdc548209c6db06bb2ea16719f5
  12. 0x1f312e74c87da8ecee6d936c3b2b94559c2f69204ba5da79c6aa8c768064c908
  13. 0x0634a45000fa6f73103fbba8bbeae4bebdb256b75effa591aeb1cdeebe8a0e87
  14. 0x08ed21745c44c46e78fecd46aa9c74f653629b2db356d3eb07ea5f89f52ed2ee
  15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
  16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
  17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON