addrbookFor publishers
← The evidence ledger

Evidence row 2721807

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:208781
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
d60484339b9e20bcd3f00def48f6a083f595a1c45d9aba466ae70c9bb2e3e816
Leaf
0xf637a5ed3ac624872a44155450d78bb71d1197fdcad95259ff233329f5eeaf1f

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pkGXwR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a1a0ba3a-e1e9-485d-a701-26d1f20b5cd7/.well-known/agent-card.json"
    ]
  ],
  "name": "Jamus",
  "owner_address": "0x97b5192a8ae9fd03ec6e92e2c3862ac56c7c583b",
  "raw": {
    "agent_id": "208781",
    "agent_uri": "https://centralcity.ai/a/pkGXwR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Jamus 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/pkGXwR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Jamus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a1a0ba3a-e1e9-485d-a701-26d1f20b5cd7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pkGXwR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:28:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Jamus 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/pkGXwR"
}

What the leaf hashes

{"body":"d60484339b9e20bcd3f00def48f6a083f595a1c45d9aba466ae70c9bb2e3e816","id":2721807,"kind":"listing","method":"sync.erc8004/1","observed_us":1793744939415424,"prev":null,"subject":"erc8004:5042:208781","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. 0xf637b7ca3aa84ca0ed3b14fc37957dfbed09f370c9f74e16d73abfc7be46beed
  2. 0x7c862dcb3febcc706436840a1b89a3cbe33b98167867a198a3b1a6fdffb98700
  3. 0xc6a3ba030875e5eb5f439b55fff2c8440b1cf7a1445eb8968d023e68103008dd
  4. 0x405a37e5a37e24549877e6473643ed3e670380685c295ec56549ca05527442ee
  5. 0x4526f4d6a45053699c4c8c2a41ea1b97f0505e9bce01237cc12827b5b5891be2
  6. 0xc0179f2d5b9057972c7d8ba51d0862be09566bd3566805e8252382123127dfd5
  7. 0x2475a195784bdc6b39be54a72070d8aeb1b32ea3cf691381957eb39ed1b10601
  8. 0x094ea34015ff3822e8e48d74026c1aea7110355bdc2d331051913ecc3a38a891
  9. 0xc7be0b21cbf92dcfa2ef21f00599afaf8b5b8b49272b8a355448c75d301acf5c
  10. 0x443cfbbdc61a3499ddbee87208bb1d52008403c4542ed2097c4723b20c34c830
  11. 0x8e3c1fdc2589bbad55b5c3177356c9ee0739d1f7dd12f0e630748687b16e3704
  12. 0x726bf1f6e89d1bfae556088442019d6403305e3c5baa5190461356d2d27d20e9
  13. 0xa3161cb432d7bd6448eb9324e285f75f0a69460cee6b1b15f4e1c7d68cde0384
  14. 0xc456b1c820d564945f129896256bb07afc74e79940a2da0ea6e9440718d856c7
  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