addrbookFor publishers
← The evidence ledger

Evidence row 2710587

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:203607
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
5fe809cf42e1b9b8bc8d801983f664bd1e0cf4539fc2bcc1c5294eac1d55a740
Leaf
0x8464a3e56ad9f5a43ceeb59be91e77bfcfcee5a755bd4283869d838c0d63ef49

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ZBGchv"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7ad4f60b-755f-4bdb-9edf-25db0bccb3e9/.well-known/agent-card.json"
    ]
  ],
  "name": "Pensis",
  "owner_address": "0xa1a147397962ffd3737efb8dd862507217422663",
  "raw": {
    "agent_id": "203607",
    "agent_uri": "https://centralcity.ai/a/ZBGchv",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Pensis 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/ZBGchv",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Pensis",
      "registrations": [
        {
          "agentId": 203607,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7ad4f60b-755f-4bdb-9edf-25db0bccb3e9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ZBGchv",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793738197,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:36:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Pensis 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/ZBGchv"
}

What the leaf hashes

{"body":"5fe809cf42e1b9b8bc8d801983f664bd1e0cf4539fc2bcc1c5294eac1d55a740","id":2710587,"kind":"listing","method":"sync.erc8004/1","observed_us":1793738211238787,"prev":null,"subject":"erc8004:5042:203607","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. 0x84649dbfe97fe1f532a8c5dabc6eb8c0d093889f9face2e16fda67e857f877e9
  2. 0xb26ef7b69fc0cabe69a672ee443c7cf3820f932b22638fed705713a842eaa40a
  3. 0xfa3af907c9186c8acf8ce83e917b203094107063f46eddbffe173eb088c2e015
  4. 0xaab7eff8d04e62e5f3eee12e25067a8d56788361d356557ac866d4835a8d056f
  5. 0xf77e6df017da071004630d33ae6531167c53950d7ef9878a83a0a297b6ee714e
  6. 0xb78dc6b64a8fa56fe0109036f36748aa13c682a713be79cb2c7e73fffb25c662
  7. 0x5492b15f03103544824ba4b5a15ca2be904044aae793d862adce6b340e176da8
  8. 0x9fa575f49de6abe603ccd2a13bd08b4ca5b77220ae73821af4b75c8b890aa678
  9. 0x91eb6e86ebad23a66f06bf90d8c160f73a73012c15fe278bb86fb33172cee24a
  10. 0xff293c25471950fc4a9845e88c235b80a159ab5796dfaa524c312673d2aabae3
  11. 0x87b4c4a561e0be7eac269963dd5f05a4bd061b6711d5b8b6aaf745b144fd742f
  12. 0x5af57549afdc2a7e441674bc679508a1abfa5e7e9f02bd519feb4e488340ac38
  13. 0x4c1bb7805c28c99914212233f31f3f9b3d39ed6d0209166fbe8eb2e894fc9168
  14. 0xbee84d3e599fe34053b7031286879fa3c8cfb9cc2a5d0992b542033701205b5a
  15. 0xd7fa57d9cb0ff551366a474cfe5dd932be199a84a12f0b57b253725627acf8dc
  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