addrbookFor publishers
← The evidence ledger

Evidence row 2543642

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:164932
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
63cec619ee7c6f3af9978f8d4b0fbf48981c8da0e8799a7fed24ee0749a5f04e
Leaf
0x26a4a1fce366bcbcb16b87511abe561744ceb8f02faadf368a0a691254fb1579

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mVvp9B"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/71e05773-a961-4471-a50a-2d38bee34fe5/.well-known/agent-card.json"
    ]
  ],
  "name": "Trazis",
  "owner_address": "0x51a64a8f1effcc8dd0cf04a367e2b9da761c02b0",
  "raw": {
    "agent_id": "164932",
    "agent_uri": "https://centralcity.ai/a/mVvp9B",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trazis 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/mVvp9B",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trazis",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/71e05773-a961-4471-a50a-2d38bee34fe5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mVvp9B",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:51:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trazis 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/mVvp9B"
}

What the leaf hashes

{"body":"63cec619ee7c6f3af9978f8d4b0fbf48981c8da0e8799a7fed24ee0749a5f04e","id":2543642,"kind":"listing","method":"sync.erc8004/1","observed_us":1793688705959833,"prev":null,"subject":"erc8004:5042:164932","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. 0x26a4e3eed75cbf12d6e58257ab69294685d6fcc52ff9f4e561c28280b4bdf7ee
  2. 0xaef845e6f582b8789a7e909e6295e36f6478f0463323854a5ceedc5038943ba1
  3. 0x7236498b9d54fa82a7bafa925f181429260d81e86070f82402a6ce2ff6e14735
  4. 0xa0c576180c1821d47a988cf790e3280a478d8f6e20b848e3ebf6de45b1c90412
  5. 0x8fe109a6cf8b97377abaa90c05a922bf45f7a4626cc92d84d4c401cdd7506584
  6. 0x554cb46f24dc2f92aa55ff14c88a6af5a2c91f644003b70baebea8e9956b2a30
  7. 0xec50330f48675c3b57f18985ccdc46933b3e11f7d0ae1ba9993493f0df707263
  8. 0xbca1f947620911780ed0cd0bf2f1782eebea894c5f1dc80feee309095ea8150f
  9. 0xba2d17ab9c9b6f9901714ecb0848843ce4b0ec2a8b2bd81ed52641adfb6bdb00
  10. 0xbef669c45694711200642d9019c8319ec8a372ffd7767109cbdfeb308ccbe38e
  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