addrbookFor publishers
← The evidence ledger

Evidence row 2711271

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:203851
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
29cd84dbc9df6796d9c91acf3f398e3d45b9b87a750f1234b34f5e7e5b5245d6
Leaf
0xed6684ef9d8a94aaae34b9cdc01885eb5a81fefa8498f7e4b9e97c94e7760ae9

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/rgNERw"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0a0f3362-3017-4a27-861b-a8b6c4a32b47/.well-known/agent-card.json"
    ]
  ],
  "name": "Planso",
  "owner_address": "0xbf9965631dbd4ce0371cf242e5f61d1da7ac63f6",
  "raw": {
    "agent_id": "203851",
    "agent_uri": "https://centralcity.ai/a/rgNERw",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Planso 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/rgNERw",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Planso",
      "registrations": [
        {
          "agentId": 203851,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0a0f3362-3017-4a27-861b-a8b6c4a32b47/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/rgNERw",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793738451,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:42:25Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Planso 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/rgNERw"
}

What the leaf hashes

{"body":"29cd84dbc9df6796d9c91acf3f398e3d45b9b87a750f1234b34f5e7e5b5245d6","id":2711271,"kind":"listing","method":"sync.erc8004/1","observed_us":1793738545524377,"prev":null,"subject":"erc8004:5042:203851","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. 0xed667b8d8a951d25da5de6da2fbcd055d61c194d6d5a3e8b610e924b712e596f
  2. 0x23387dc5f02b500b3baa59a58d7be301d21e4efdc7a901f4d10b37f9c3e2ee19
  3. 0x35278fedb6a97e48e6f34c1e6de0a26a636dfb541b9fb15dfbda1415f1a24967
  4. 0x00c279e394cf69b8edfd6ede2bcca7af62b8903dbc39a53d291d1d88eceddd53
  5. 0x3ee175528d99a11359f31bd302a6fa67fff716601e7ba6521f648340f2f1b6da
  6. 0x266ad27746e6cae2113ea0637257431e4968095647916cc2e5ea649b4e4fb0de
  7. 0x39864560735813054f7e6b187feee254b58cf5888f132aa0ea5ce2b911d30c23
  8. 0x9977bedbce53d563a92079a4095a8e7b5218240dde16ab08401584964fecbe86
  9. 0x0b6115a867db07d68eceaf9370abf2975e9834c671bd758093d23884c09815d5
  10. 0xac63bc5f4556a4d29dfe50dfae36596a1293749074dc4c784810d52e3b431b17
  11. 0xf5729321b754cc39f318972201dab05c3750e2a2180b2bdd5864bef23ac2e2da
  12. 0x3e14a54c6a439865af5ed15784a9e7980e57d2191e4f764053c87eab828b7071
  13. 0x01e9de68aa9b43892927b1c264f77e0ac05047278992dbb0b29801b5ee9c6fd2
  14. 0x2548979bbd7b1568b5a14db6fca0201979c48165192f2b55f45fa21471031e4f
  15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
  16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
  17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON