addrbookFor publishers
← The evidence ledger

Evidence row 2520933

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:156882
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
393d005855d3737b451d4d7b36c0884c656e5e91c0dab5ce9a11fb0e09c1adfa
Leaf
0x8d8cc5512982b01db8fa7b0aff20c5b2c97c01278cce859c328700c280701eab

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/t5jhDu"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/204c0079-42a6-4ae4-97d1-9b5c1bcd077c/.well-known/agent-card.json"
    ]
  ],
  "name": "Scheidel",
  "owner_address": "0xba59ffced67ee521562bc9eab00af7d75637c5fe",
  "raw": {
    "agent_id": "156882",
    "agent_uri": "https://centralcity.ai/a/t5jhDu",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Scheidel 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/t5jhDu",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Scheidel",
      "registrations": [
        {
          "agentId": 156882,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/204c0079-42a6-4ae4-97d1-9b5c1bcd077c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/t5jhDu",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793679113,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:13:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Scheidel 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/t5jhDu"
}

What the leaf hashes

{"body":"393d005855d3737b451d4d7b36c0884c656e5e91c0dab5ce9a11fb0e09c1adfa","id":2520933,"kind":"listing","method":"sync.erc8004/1","observed_us":1793679239372639,"prev":null,"subject":"erc8004:5042:156882","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. 0x8d8ce5932bc10137cb87f1b92994bba0b463345c930e89483785f1174c2de8f7
  2. 0xd13265bfca4e672249016eb17286749ba4d95c05d520e8492babccfbf1a66c51
  3. 0x7121672a994b1b5ce5dfb427b56d2a7ed2d5c5ba125d9d5633ee8439de33661d
  4. 0x56a26d1b7b2e575bf01b6b35e3c9d16f2f58c029eae8cd824f506dc1ed7a2f9f
  5. 0x8ca3b56160bb4c6d79511ee72a7797551bb8f00c4fd106e84244fe095b532c44
  6. 0x018d82d3f4e0ba54b5cf8a2006fb0da972ad0169915bdcd44969944ffc545ced
  7. 0x7c5a961d58d1aa36c7087ad4fbf9d5f7eb2ab339ee55dfef0d4d7c87f2968d01
  8. 0x33134b43c82bf8c223e68f102d155e3b845026a1d0f4bbc592663df687bedd4e
  9. 0x884328b084bd3e75781349a1fc286fd0bda4135f406737c8a5333c17f6a4b6ef
  10. 0x25ccde67d99b86dfecaa7e5aa268942434c81f50f75027b7aa5df2e1159732f9
  11. 0x7da38d9c04743a698c5d1654cc47d0eace49342768326a28d0d01030ccdfe0b1
  12. 0xc50944a6c69e44712ddfce9ff490d4e352b87a8d00e2a1b3535476fc163fcec9
  13. 0x011a0e3ddc4ed33bcbefeaa3948dc632c682c298b43d1309b73fbfab20b67e71
  14. 0xaff11aa970c81dfc542d7f358866d8f7815e0e193eb66f9d52b94183bf812c8d
  15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
  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