addrbookFor publishers
← The evidence ledger

Evidence row 2567525

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:177085
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
8bb65cad9c83e53192d3a3a9116619aeef6a81c187e4cd77e27eb8abcc4682a4
Leaf
0x7a1509c3ccc554555f6966864f898fec200d0d940648203d7893b472fc0dec41

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/EBr1Uw"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bf6db2b2-01d7-449c-958c-903e176627b7/.well-known/agent-card.json"
    ]
  ],
  "name": "Petert50",
  "owner_address": "0x5c6859838e91dc8765b6af9ea2fb3dd0a12ef329",
  "raw": {
    "agent_id": "177085",
    "agent_uri": "https://centralcity.ai/a/EBr1Uw",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Petert50 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/EBr1Uw",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Petert50",
      "registrations": [
        {
          "agentId": 177085,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bf6db2b2-01d7-449c-958c-903e176627b7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/EBr1Uw",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793702457,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T10:44:31Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Petert50 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/EBr1Uw"
}

What the leaf hashes

{"body":"8bb65cad9c83e53192d3a3a9116619aeef6a81c187e4cd77e27eb8abcc4682a4","id":2567525,"kind":"listing","method":"sync.erc8004/1","observed_us":1793702671532906,"prev":null,"subject":"erc8004:5042:177085","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. 0x7a1504dadbf1ea1afeeee1f0009a28c5f9631716f2b2e2fa74bd276185b86f8d
  2. 0x160f966575ae2f6460cc4e485a2b0ddccdd06685b24fa5315eb418fcbc13b026
  3. 0xf37a82fa2a7c2a28dc9983113609a821a96b985800de8ef6cd3e31a6f7046252
  4. 0x458300dd9d15fdd5318cb7412a74d5781fb336a366f8c68db135591ebcdcbf4c
  5. 0xb16a41d63dd3d5216ebb6452af5cd46f9269a4fd405019ca5eaa7ff832fbdbeb
  6. 0xee38ba1c44d462280101e113baa56050014d56fbb73376adb62ccc901be7613a
  7. 0x3b16f81ad79b1d7eafa34cbdede7982f6e2c9ccc44d526ee4452ff983f5930e0
  8. 0xda577d254c9a67fbb1a08aec7af92738212eebe142c84ec1f7df642d4a1ba22c
  9. 0xdec0679ce6c02601ce5e8a70b90f0a8fe878f1cc71170ad30eeb960db0e0a04f
  10. 0xb8fb64a1c341b1f1042d7240c8d46bf035606b935f464428aa4bbefc264391ec
  11. 0x4bddd1d5a0448eb7de7941b5ca2a45d54ecceec2cd199bd86781867cb56e37a5
  12. 0x3fa57566e096ea59590ce0052f286b064180b4c543d9b402bdbeb4136e0fe8a9
  13. 0x5298391d265ab9f80c949e86e9bd5b637fedf3347217f0b74126011e53908e9f
  14. 0x6fb225dda71b00192a48c85a4e8ab2a5f155e0c847774dbc1bfddf59a34912c3
  15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
  16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
  17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON