addrbookFor publishers
← The evidence ledger

Evidence row 2501330

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:149462
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
a71bc94f11e5912661a3c61dc16049a1e408e197ec892e93015d979708dccc6c
Leaf
0x2678cb878985cdd1f290616513fed61fc86e609cb4cb761a0f05b2d9b0042004

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/JEoCdt"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4d896583-c7d4-4ac4-8da8-3cf50eaaf32f/.well-known/agent-card.json"
    ]
  ],
  "name": "Vafert",
  "owner_address": "0x91cfb44cc069b016d98b31ba463f95596652278b",
  "raw": {
    "agent_id": "149462",
    "agent_uri": "https://centralcity.ai/a/JEoCdt",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Vafert 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/JEoCdt",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Vafert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4d896583-c7d4-4ac4-8da8-3cf50eaaf32f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/JEoCdt",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T01:52:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Vafert 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/JEoCdt"
}

What the leaf hashes

{"body":"a71bc94f11e5912661a3c61dc16049a1e408e197ec892e93015d979708dccc6c","id":2501330,"kind":"listing","method":"sync.erc8004/1","observed_us":1793670721038056,"prev":null,"subject":"erc8004:5042:149462","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. 0x267896f1fb9fbbeeafb9eeffd54d8a9d6445e24d40700c8c3f5189099ab6a474
  2. 0x729cfb85305908882095b307995eeeac6e71ea20ff8076ee568bf7c6bbf82896
  3. 0x786935e42951f690290ba773ed787ffb13eaaf5f08cb98e8efd625d5dd3d5602
  4. 0x41bf938cf47c71b61daa22df24409c45f861526d3617c827388af2967bfa5637
  5. 0x893df584133b3af1951612cbec78d6c47b772c62ef58aa30b694be7b28ab0b66
  6. 0xf0c690228cd3fb59ec8f0af508d0092e15bb787b4d3b753af682ef7b360bb192
  7. 0xf1b796ad360c8bfe005311caaa50274276e2bfcf8cd22cd0b7f7a32c8815dd5c
  8. 0xc2006f6dc678f3f9be21f84b679fce608002cac5e30bcd764be767c74bcbd27f
  9. 0x445e10068634520093df0f8dd888dcf4c84fca3d1b7e0b3f3002f460b3958fe9
  10. 0x1f22440ec17873a1957fc59c996e60af9df1557b6faa31c6c096dc30d198ce7c
  11. 0xfd95d2733db63864a27c2f334799120ee82d43ba7d60f8d1c5fb37373eb15c50
  12. 0x404f5095cb117dbc273dab4f53a49ed8d1a48be81b69879f7d00d7e85e406ef1
  13. 0xef1dfe0416b9867c5e84356ce47af8e533ec4133742db5d772c747b8eb9de6cf
  14. 0x2eb509fa1adfd792931a660ef16ddc125428dd5ab3b79bbec78835e1899fa304
  15. 0x660d0877ad8a4ac2c72a53acfa0bbeb718138f84f8d3c34fe34565fd754e39e3
  16. 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
  17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON