addrbookFor publishers
← The evidence ledger

Evidence row 2543514

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:164799
Recorded
Previous row
#2543223
Body SHA-256
2044ccf1cc54dd8935dc6c389153878af9f2498b51477df460b17253f608776d
Leaf
0x9d1688c4e39e051ef87bb698319776d25079f1bd66387034396d565d6374381c

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Cwn5ll"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3ecebc90-627e-4a8c-9ee9-342f45e4601e/.well-known/agent-card.json"
    ]
  ],
  "name": "Scharer",
  "owner_address": "0xc38fd31c90c3c648b6ce996c84c487db243c6a17",
  "raw": {
    "agent_id": "164799",
    "agent_uri": "https://centralcity.ai/a/Cwn5ll",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Scharer 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/Cwn5ll",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Scharer",
      "registrations": [
        {
          "agentId": 164799,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3ecebc90-627e-4a8c-9ee9-342f45e4601e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Cwn5ll",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793688591,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:51:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Scharer 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/Cwn5ll"
}

What the leaf hashes

{"body":"2044ccf1cc54dd8935dc6c389153878af9f2498b51477df460b17253f608776d","id":2543514,"kind":"listing","method":"sync.erc8004/1","observed_us":1793688705505873,"prev":2543223,"subject":"erc8004:5042:164799","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. 0x9d169a823bcc06300b3772e11e1091b9dabd7710b2b8f9db9b02671692054461
  2. 0x61ffaf0d3bd46bb81d9beb1948ef6d5677144ea981329a7e0620623279b89ba2
  3. 0x9f8a8dfccf205390d8ca5331bc3c1b0cd7a630abe235a0097acc787a4a7d62bd
  4. 0x5078d8f4714f97613ea436d1d4525f7a7ec5af3739c8f5496151e000a04025f5
  5. 0x759f3d96c84fb8cb7e096c56b45f1fb4767375c2324642d8c425fa86c3150fbf
  6. 0xa405f5a9c56148d1d8a4163b171d73469174016d5b16f61dd6a3f8d22b68512a
  7. 0x8185c882931de1325876095b54dbeddc8dcb05be65e12f6c16f210480095d5b7
  8. 0xde6ab91ea10235c2e7ea0a0c34d2ddd141e2b420bfe4b9bb4d15e0d465e6a5bc
  9. 0x9c31e5deec2c505224cde9714c44398d4b462f942a31b9b9574e9b9e08c830ce
  10. 0xf9a3937113c8eab7acec98ced87846c8045315b57b3cd98f8f39e392f1f647ff
  11. 0x40df8ddb5958ac50a21688c61502d59ab453174698db5d36d6a05ab19a14aacf
  12. 0x1099287727562c14a7abe0a83bbff73550f5edf7888838722a66e395138b4bba
  13. 0xa213237248bc217986c237aa7f834054c4c09d2887d4a5c8ab351dd9ccee40bd
  14. 0x7657cb1e96189305f3276517cf3716f7cacdef06e4b876b60d2c0bd8b60fda96
  15. 0xbdd3407977f70b26d0af6e874d984fe982a78bf95057b70049009db10e525ebc
  16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
  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