addrbookFor publishers
← The evidence ledger

Evidence row 3479183

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:361581
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
7bc17bbb6a862bdd20583fa881c0373e38a423de7689b2fb3ec0329fb8fa5fd4
Leaf
0x8f4316255fbb1c5279bd89cc53c95c5341ec6d5d07111d8f7a855a046be6a777

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/M8XAFd"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/27882ffa-14b0-4037-a752-4c8d6fc36651/.well-known/agent-card.json"
    ]
  ],
  "name": "Niavis",
  "owner_address": "0x2f94a551987291c674ae2b20bdff18d17055889b",
  "raw": {
    "agent_id": "361581",
    "agent_uri": "https://centralcity.ai/a/M8XAFd",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niavis 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/M8XAFd",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niavis",
      "registrations": [
        {
          "agentId": 361581,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/27882ffa-14b0-4037-a752-4c8d6fc36651/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/M8XAFd",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793923921,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-06T00:13:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niavis 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/M8XAFd"
}

What the leaf hashes

{"body":"7bc17bbb6a862bdd20583fa881c0373e38a423de7689b2fb3ec0329fb8fa5fd4","id":3479183,"kind":"listing","method":"sync.erc8004/1","observed_us":1793924036250803,"prev":null,"subject":"erc8004:5042:361581","subject_kind":"source_record"}

Proof

Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.

How to check it · This row as JSON