addrbookFor publishers
← The evidence ledger

Evidence row 2577936

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:181761
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e7ec313666169b1fdfba3d01b07e7aa561ddcff0f0e0c9368320be70dbf5e7ed
Leaf
0x12c2c03f0d59aaeec0ed3d91afa7a1788384f0998ec25f4f8fe02055046b1668

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/HVXNHM"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6a590db4-042d-4f88-a47e-db321c98fcea/.well-known/agent-card.json"
    ]
  ],
  "name": "Didus",
  "owner_address": "0x3fa30280eae6c0bdc5241f491162fb5d8f12e1a8",
  "raw": {
    "agent_id": "181761",
    "agent_uri": "https://centralcity.ai/a/HVXNHM",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Didus 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/HVXNHM",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Didus",
      "registrations": [
        {
          "agentId": 181761,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6a590db4-042d-4f88-a47e-db321c98fcea/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/HVXNHM",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793708128,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T12:20:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Didus 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/HVXNHM"
}

What the leaf hashes

{"body":"e7ec313666169b1fdfba3d01b07e7aa561ddcff0f0e0c9368320be70dbf5e7ed","id":2577936,"kind":"listing","method":"sync.erc8004/1","observed_us":1793708414396608,"prev":null,"subject":"erc8004:5042:181761","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. 0x12c2f31ed84df86cb5d99f6671f7c50e6f18f9c53cfe13453208299043d53235
  2. 0x8f748d6a202a7b3bf0e2a25ec7a11ffebf90ff0dc95029659a03f68b67a989f8
  3. 0x4ba698c00589f521f6bf5709e53ca5d4dbea2aa522744f81626a221a62f4a9e6
  4. 0xb1425ea2262b5db9dd64580744c6b35c5f717e110e817baf5bffcd1d5ca40eaa
  5. 0xbfb1e85fdd9f285d394dea6ae103b25d695a9b76ca301bd78cddcc7b38561a85
  6. 0x0c62a3463b87422895c90c32426efb672ed04eb6727532a8062325f5f1a1b7f0
  7. 0xa6adc23f2e219cd168d20ad2842e40b04f26122fefa6479624b6557ae9fb24e0
  8. 0xd46277aed72afd0995e2eb55778daeef2d0a4fc1e9be7b28ce9e58104039e3cb
  9. 0xb25e0c406e24d0801379b21f22e0b3c47ceb60a73dacaa431dcec857f1e22688
  10. 0xd445451733d423de2e50c94e84085427f026aac79eaef47ed574087617893c04
  11. 0xebcca7be3d8e28ad0fe4f0a6e4cfb52140075d690f37e1a64197336854b679bd
  12. 0xd68ef24e52094c530a6c2836ddad853e7be70fe51b4f455d659096a1f808657f
  13. 0x85cace83986c94d601e82be51de5f4403bcf0442ce39d75a11610de56c90caae
  14. 0x76d3127ff7002aadb80d8fee8c3084e81db30af8fbd02d4fa7d7662d40807bc2
  15. 0xb4a5f7c31f5cf0c432e074558e814e1cf79fb110d635b7af2aa4b424de125934
  16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
  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