addrbookFor publishers
← The evidence ledger

Evidence row 2593678

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:187415
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e514de40d33a51af4cbfc9c47aceda1f5195e41f6bf034f3453cc91b4858f150
Leaf
0xcf3ecf496763ce36f914630774ab54a231f3b11139e0d3fd045fd0715d18ce0a

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/q0y41O"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8b8f0f85-8955-4664-be68-801aa6fec267/.well-known/agent-card.json"
    ]
  ],
  "name": "Pianler",
  "owner_address": "0x3aefe62875aef1a5daad063b79055edd4e530271",
  "raw": {
    "agent_id": "187415",
    "agent_uri": "https://centralcity.ai/a/q0y41O",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Pianler 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/q0y41O",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Pianler",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8b8f0f85-8955-4664-be68-801aa6fec267/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/q0y41O",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T14:13:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Pianler 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/q0y41O"
}

What the leaf hashes

{"body":"e514de40d33a51af4cbfc9c47aceda1f5195e41f6bf034f3453cc91b4858f150","id":2593678,"kind":"listing","method":"sync.erc8004/1","observed_us":1793715198108515,"prev":null,"subject":"erc8004:5042:187415","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. 0xcf3ede7440e73aa62ce89c2ca171ec38c5d3d0f419417dae1ccf79dcac6b3afc
  2. 0xa6ce3e86a93f7df012afa83759067b3b8952b8366789a2d8f6c0cdc5bf3b48cb
  3. 0x798252decf108d0e57bb705d3728702393d6bb6815bdf88b10757ec6372fb184
  4. 0x0191c0fc17ac9ff8c449f0305aa2a28c284570c2312601c5cfdc3b2012479e14
  5. 0x706bc8d634a0466e26d1d02e39f7562906ab10f9fe26c13cb8035e86ec018daa
  6. 0x3e819dc9f46d47e173736c761715be36fabacf2796508c4b687405a5f5861349
  7. 0x2603df56e01618d3544d965d1d5be199900c2ac5d3ce843328b3b44b9edd460f
  8. 0x36615922f494cfbcf0291d6bf271648f136e03e7bdd2fa7e1aca2b570eef32eb
  9. 0x03cffc1701bd80e0a4627eb37f20f652b8cd0c34efdd6fa5b46421628f06bd2c
  10. 0x2fa2898e54aa69e639a97c625d11cd62e91a6204820beb1df0900b911e922093
  11. 0xc69905f5854b4daac4dae446a427e087130a33e0cf25582240b4dd63052ea9d3
  12. 0x37a323759f859be6a0b24792cff7f7f5129101e84065d11e1cf287696be7d64b
  13. 0x655a255b432b6571b596dbb38f28af823ec1c4ce47c448d28375be5280b09300
  14. 0x94b4711f52f98fdf3a85e64c6203d4ddef1de7bb28622e3dd8d8ecbb16081950
  15. 0xc7478839685fed152a1d3420a50281ec80c2c7dad556230418f148fc7a02f71c
  16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
  17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON