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Evidence row 2566881

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:176684
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
db26b8d3f1bd55b2f8ac5d9c710d3fe60b606ce3a85ea92b8f966dbbb9fc5ceb
Leaf
0x557192f83bded2bf9bca99fa0ccbd3a0f0a77af4182b882fc8789fdddcb41a80

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QRm8Da"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/03796390-e35a-41d2-b625-9f17b620cb73/.well-known/agent-card.json"
    ]
  ],
  "name": "Sisteon",
  "owner_address": "0x7987e8abeae058a2d9dd44ccd5eca7a374d4d7a2",
  "raw": {
    "agent_id": "176684",
    "agent_uri": "https://centralcity.ai/a/QRm8Da",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sisteon 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/QRm8Da",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sisteon",
      "registrations": [
        {
          "agentId": 176684,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/03796390-e35a-41d2-b625-9f17b620cb73/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QRm8Da",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793702040,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T10:38:52Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sisteon 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/QRm8Da"
}

What the leaf hashes

{"body":"db26b8d3f1bd55b2f8ac5d9c710d3fe60b606ce3a85ea92b8f966dbbb9fc5ceb","id":2566881,"kind":"listing","method":"sync.erc8004/1","observed_us":1793702332741515,"prev":null,"subject":"erc8004:5042:176684","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. 0x5571e6c56488782cda02386c7286d7264b9dc9424ccbfbf86d0526a20740cd41
  2. 0xb3e94692b2a94e942a53355e3d98f23a6b5beb8c39d3b50bac90788bc923af87
  3. 0xc3c89c54bfaffc1bba761c657d07d9864e97693e19d96b0a93f1cccc9f490405
  4. 0xbf47abfce2393cbc6a2358a4d7e5670000144fb93904dd450705cba027641c80
  5. 0x6442d21f9d5a367940ca964d21743e9c0e346c41f506b30ca698e9762a826dda
  6. 0x597f85fd123a66d9e7138b4fb96c68904752d01be00483f92516431541e7eb96
  7. 0x7eff8577f7109b12017af582b8beec0499a8f8d6102fb7152dad832514407711
  8. 0x6457b097f026906253bfa10bc54e9d189c48ee1ec96f77b9ad26cc3884506166
  9. 0xef8205dc2f5748eae737b9ede70d131e141ecb75f0df6f1476545ffb42857b6b
  10. 0x80451cd1bc8dbee7431e0833a33497a44ce5767bc67ef602bdfe9b836c2f6c6c
  11. 0xd7fd217e2dc94377e297482761618a6e17d246ea5d0aaf5f18e9b137c212a337
  12. 0x0fac9ee8ff23cf76ee996122a99c7b199af94dd0db3506b16e5b12c78c6559dc
  13. 0x130f30e899bc8ce212e170bbaa25774f0c81fe70574c3d294e9d7dd39ef78bb6
  14. 0xa0355815fb68405edba1fd1bafdab2a650279d2317deb0f4dba32a14a86d8ec4
  15. 0xda5db54125314643afd2553cc06bcc66d4fe0ce60c8998f4ce0b19c465813b51
  16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
  17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON