addrbookFor publishers
← The evidence ledger

Evidence row 2580850

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:182890
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
a7b2ba0b7eaacc315b18ee4bcb00e69e0c85536b954ca426984befa9b8434d90
Leaf
0x3d1be6347f59e2fac8ebdd0e5f95d1368a765b946d3098014f87d5c82eafff12

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/DkgvxZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0208b1c2-6023-471a-a47e-91fce6eaffcf/.well-known/agent-card.json"
    ]
  ],
  "name": "Stundano",
  "owner_address": "0xd8d530051e1d395ef69fbd769850b0bc4468df92",
  "raw": {
    "agent_id": "182890",
    "agent_uri": "https://centralcity.ai/a/DkgvxZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Stundano 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/DkgvxZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Stundano",
      "registrations": [
        {
          "agentId": 182890,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0208b1c2-6023-471a-a47e-91fce6eaffcf/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/DkgvxZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793709707,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T12:42:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Stundano 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/DkgvxZ"
}

What the leaf hashes

{"body":"a7b2ba0b7eaacc315b18ee4bcb00e69e0c85536b954ca426984befa9b8434d90","id":2580850,"kind":"listing","method":"sync.erc8004/1","observed_us":1793709765020260,"prev":null,"subject":"erc8004:5042:182890","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. 0x3d1b934990b55a71e56c977eb64f450687d2287cdbab6a8259fc23fa4d0c4211
  2. 0x35f648a2579391487dedf55aa1ebc14b6361be29afea57ddc3f1805ffcac64bd
  3. 0x03ecbd90157a1ea122a5325f97cf6d422240397a19ca046628b79161fca29e7c
  4. 0xf781f2191b278dc5ee54bc9e4609c647c3ec86a608993cae2c8755200e40839e
  5. 0x407c64e1d10ea94f34fcdd782eab3f46cc19003c059a75785bb301dea9fa25eb
  6. 0xe28000f3d8df47b161d7fe2c8d3737f25d4a666709940a9eab6f1bd4e9208f37
  7. 0x6d3bdad303f043ada793ec62949260d30d941cb1f33bfbf0c7111fe1c9242ac9
  8. 0x7dc3b2f54468dcd3ea13d3766c8c997e09ce63956d03993c936e7bee3c470956
  9. 0xaf8f9aa91b8ce787b5c60665a6e8d0b9f5800152df8e5c8b615629842f0eaa26
  10. 0xfd57a3274bcc7a8ee0bfcd3219aff04fa4497c8447a6a8c770ef9bf3c879b0c1
  11. 0x55844d2618b0e272d1c2d4dc330e0c895e582d830d5c64d814aafcf4013d68a7
  12. 0x87d8d5ba5e3e0b65990bb7bd8e0a29c7afabc8c68d041a504b52d6b12357eed7
  13. 0x4b5945b20d05d42156c060247cc56b9fdec8b90fafd1729214fa76f3a01f9139
  14. 0x5ab1ed3fc67f5a9ec3583839ed81e49e5b844fa19b679bd6a3514873d183203e
  15. 0xeeeab58fe0869203702d6caa20f3db31453ec2f4ac7b99890f0842a5616a7f99
  16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
  17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON