addrbookFor publishers
← The evidence ledger

Evidence row 2627296

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:200316
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
ba9f1b59a419c86ed0f81717aef4116e234c2e753401cf9348f814a5f10e8f39
Leaf
0xc9e8c5e2807e089c2d2e84d58747575c8cf65229808bcb3afb117887a9f6846b

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/jc3wqF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7e8fd09f-6a32-4334-97ec-e6808743e6cb/.well-known/agent-card.json"
    ]
  ],
  "name": "Maalan",
  "owner_address": "0x9bb9fd284d291030b7de273240585190daeb3387",
  "raw": {
    "agent_id": "200316",
    "agent_uri": "https://centralcity.ai/a/jc3wqF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maalan 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/jc3wqF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maalan",
      "registrations": [
        {
          "agentId": 200316,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7e8fd09f-6a32-4334-97ec-e6808743e6cb/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/jc3wqF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793731785,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:53:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maalan 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/jc3wqF"
}

What the leaf hashes

{"body":"ba9f1b59a419c86ed0f81717aef4116e234c2e753401cf9348f814a5f10e8f39","id":2627296,"kind":"listing","method":"sync.erc8004/1","observed_us":1793731991177620,"prev":null,"subject":"erc8004:5042:200316","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. 0xc9e8deaf2f563acdbc6306cb17a8f24cb5c0652dac761a2dc074b28df25a92a5
  2. 0xa74133faefc0695f39dc2a5255f867bef49afca2647f313e5eb01910ff8630ea
  3. 0xdbe4581338829cd99593c94b5bc512baa0a24f9ee70beb01eb679ea0d29647c8
  4. 0x3c994611c83113dcfaab620e0d15d53d098374708a9bb21b75d539b3196ae50d
  5. 0x6c94a60b2d6a7b11ffc33ef74db8ec5e0ba3474e4c883ef77196e1e6b5a5daeb
  6. 0xc7b99987edb0671c0833e8f23d2febc4c1abae8509d25d101330b1a677739611
  7. 0xaa4ee2a88d046c99d1c873194c4bdc9d8f721dd0e76f092d4e90edb54d7f73c8
  8. 0xad60e711844a019fc3574d9adc5f0e70bd61f927e54fc11392e1061f1173687e
  9. 0x1cd64c799b15f233d647aee5c791a42ef5720292b7f9be1f175f9fd01ecbd5ca
  10. 0xd2b8c34e54017019763b26f9cdc22d4d345f20f79ecffdbdcc679f0b430123f0
  11. 0x8067049b6ff2ea14e282a61e2b7dc32dc0186c2398612739b142d7793e661657
  12. 0x2dbeaef7e11fec2295857e8322d40ee932a2656b92bad7e53be5969c92b901ba
  13. 0xe7d1bc5a19c72da3374cf6c5d9af49dad33e112742ba8c06c04d858a1df1fc15
  14. 0xad3757a4386398bde7b5dfd7d1ed0d8391a8487b9cbded422b75d61d77ec3baf
  15. 0x20b1beb78a0f066bfa1ffbab05695dfb2940fd2df005cdcab3ae2e82d26c01a9
  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