addrbookFor publishers
← The evidence ledger

Evidence row 2722211

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:208981
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
889461d160762c7e7673159ed26e2e2683142b834adf37e2b28db5332a4cf594
Leaf
0xf7c2b23998d735c546970674b974ffb3410e8e271052db227294aa8703918130

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/g1P2c6"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c72617ec-722b-4f7c-bcf1-bacf78a09651/.well-known/agent-card.json"
    ]
  ],
  "name": "Zovon",
  "owner_address": "0xe9f143ed04e3a3a33c6b437b8dc81009d3bc4951",
  "raw": {
    "agent_id": "208981",
    "agent_uri": "https://centralcity.ai/a/g1P2c6",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Zovon 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/g1P2c6",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Zovon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c72617ec-722b-4f7c-bcf1-bacf78a09651/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/g1P2c6",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:34:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Zovon 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/g1P2c6"
}

What the leaf hashes

{"body":"889461d160762c7e7673159ed26e2e2683142b834adf37e2b28db5332a4cf594","id":2722211,"kind":"listing","method":"sync.erc8004/1","observed_us":1793745274440881,"prev":null,"subject":"erc8004:5042:208981","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0xf7c291094eded14e1fd04c959f3fbc4cf15908e9bce85fd12151f43691687f7a
  2. 0xde32e2418ebf7f1a159168bb0d805c5ee19371a2521b84728d8f19b940a46e2d
  3. 0x65895c1451c2d81ef889846c7b3d1b4b7c7d1f0c88554fc9eaf08552190c6db8
  4. 0xde8f7dae043f33c478750781b4d96a099db2cc207eba51e8d380e78165a0dd63
  5. 0xe625bce8e3d3a54b9abe35f7df95edbfb79e35a435f8273e6b991d685eeffc96
  6. 0x14e4c7a31024a4ac8e9d41b204ac6bcfe540a4feb5ea5468fc096e39f4bc7bf2
  7. 0x941b0696ba5a1fb305fdcebda23a51e8ea07c70ce657aab8790851bb8d6008fb
  8. 0x8d9f55036f6b71c148d806c1dd0a9a3dcbfefb9c116b99577ff4e940b20561c0
  9. 0x9cc8ec9420902dc3478d38b27f1032f153645a91c5c2aa5606b4f1662e9f1c99
  10. 0x562a06cb5da1c3ca3d193164ff987f6a9c34b32015298885b99c0d7646a2a4f1
  11. 0x0c9e50b1d5d6d1f7d8f6df31b970e3e85a3364c976e99f5486e7b7aa428ab8af
  12. 0x69d570430e0680b935f4539583daa1fe38a7c04eeec03c37ae6b8c6c43cc3040
  13. 0xb82c6f9993ed0052af72159e6cca836ea7f9958178a63f242d6957a81b24911d
  14. 0xb67cf31c0f6dfa9976040b7caae9f293217f9d9984435c203bc54a3676e0551b
  15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
  16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
  17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON