addrbookFor publishers
← The evidence ledger

Evidence row 2580833

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:182873
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
29f15052fc0af5f750807ec8017023b9411288a08626ada7373e975a635c1f02
Leaf
0x7b8a3e349a7568f56cd9c4f3b2c4d49a501d66213e3efc05d7bf8ef9eeb8d5c0

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/KpVux1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/836bee8f-65b7-40fe-875e-fbe69aed0dc2/.well-known/agent-card.json"
    ]
  ],
  "name": "Maarkano58",
  "owner_address": "0x17d7a02221dfca68e6abe4c07dd11a7752546a11",
  "raw": {
    "agent_id": "182873",
    "agent_uri": "https://centralcity.ai/a/KpVux1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maarkano58 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/KpVux1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maarkano58",
      "registrations": [
        {
          "agentId": 182873,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/836bee8f-65b7-40fe-875e-fbe69aed0dc2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/KpVux1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793709524,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T12:42:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maarkano58 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/KpVux1"
}

What the leaf hashes

{"body":"29f15052fc0af5f750807ec8017023b9411288a08626ada7373e975a635c1f02","id":2580833,"kind":"listing","method":"sync.erc8004/1","observed_us":1793709764981723,"prev":null,"subject":"erc8004:5042:182873","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. 0x7b8a3d2dbe271e49121200053342d779e0dc662377f1eb9f7a04af074daf14d3
  2. 0x16b65902516cbf014bc27d2d51285733adc085e86a264534a035dcc487ef1707
  3. 0x29cbd9f4e721f18eb8851678f81d85d01ee7647a73dd1b4883030f9752aee61e
  4. 0x14201eff6f596bd2914ccc009dda964d6e01a710ee9eaedf2c79ff5c3ccd1c3d
  5. 0x5c97b83d491e459daf3dbab7d91a1615bedf5fa49f832ded746d2129686aefbf
  6. 0x92e3a85051b6f16fbae8030cf1b82335a5ca160c1c232657650779cd10e7dd75
  7. 0x9226adb0b2896b12bda071094b16bd72209e18caa97c842f5127983df1ae9e16
  8. 0xef257b82a06d18f0f1209d414bfa83e03c33da259341044e075bcb9d96d8573a
  9. 0x4a752162fc704c0c61ae1afa57ee0832eab35604c09a75a64d9dc5e3081d3c21
  10. 0x1202acb69b146e31c48523d446c3834f154e0a5d813821db77348f1c6de6e882
  11. 0xc9ef255b22709affc662d123cd1f00874ff97dc566d33174765a8c1d61bffaa1
  12. 0x06b79813a668927e85c33c3972f33b2fda07e8d0624efdc913d480e83e0f3be3
  13. 0xb64de2d145ac698ef5d991de5140767a8317e68a92d3cf1c5d78e4f7977a0d21
  14. 0xcd70da55bc68640bf37c238eb2dcd35a729f3a58d333a753be62a2aef7873850
  15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
  16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
  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