addrbookFor publishers
← The evidence ledger

Evidence row 2492479

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:145907
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
9eca760c75730f613cde020aaa3506e2df7190554725916816f0944b0f2668aa
Leaf
0x23685d2e6bccf23d35301506ee4ee3555ddffacf2c044dba455a68ac4095002b

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/9AYV8v"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3a5d3a22-938d-469b-ae1a-4b2f2718c188/.well-known/agent-card.json"
    ]
  ],
  "name": "Kiokan",
  "owner_address": "0x3db99d34e63e0c4855222f5e57e0b8b4afc6de29",
  "raw": {
    "agent_id": "145907",
    "agent_uri": "https://centralcity.ai/a/9AYV8v",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kiokan 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/9AYV8v",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kiokan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3a5d3a22-938d-469b-ae1a-4b2f2718c188/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/9AYV8v",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T00:48:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kiokan 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/9AYV8v"
}

What the leaf hashes

{"body":"9eca760c75730f613cde020aaa3506e2df7190554725916816f0944b0f2668aa","id":2492479,"kind":"listing","method":"sync.erc8004/1","observed_us":1793666917494202,"prev":null,"subject":"erc8004:5042:145907","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. 0x2368587aef929c8a5bcbb668681429768fcd8c61d503461c787e36d52235c8ff
  2. 0x5284f52e43fe729e6cae93f8788422c5d582b4ac96f9ad9a94343bfd30b6b8e6
  3. 0x963da8d345b91c52ab281300d7162995fc4648ddc6d679d14ca3ee971f32399c
  4. 0xe5f791f8a9e3357eb48f2861c285b44658848d4740fd58e458b1092c2b91e683
  5. 0x5a8081c804b5ba34ce02a5e36c420a968570b77f5f780ff1bc73d81b2f8fbc25
  6. 0xa4ad51f7b83d072ee47d1756e6afb92a67dc87d8f007d339101fc6dd93bb0a24
  7. 0xb860411c0ea61fd1e9d04e3544dcb459093f10df7915ead5db5f4c2042f22f5f
  8. 0x6f5f4ac5aa0b892ae8f41bcfe03cd7b042ae4ff5a74f54fcd219557e534e4122
  9. 0x7b4c603e32a070b0f0e7218c6c78b80b731f1e02c21fc8ed971491792c775784
  10. 0x1c34d0f15e85190d7a5584d17106ae6e7c97a9248b7dc3708b5c817a2642c906
  11. 0xab66e29e513532f85e434c4803674fdcb49d75e2e88fa2a759bd567df5145ba1
  12. 0x8a00064dc3090f721fca48111a776e0892c8731e78b7f7f25c29211ec7f40040
  13. 0x65706b23c7877da436d3d17f8ad39f1bc0527dbd6eda2d2fbe22724bb8d4e50c
  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