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Evidence row 2558251

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:172455
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
1da86c21a3b01f0ef2f3da3ca7cbfe75558eeb99d536c15bf7c2c07a3ed6282b
Leaf
0x052a4a1644c9b74c2fecd09200696b5300cbba12c7c3b86c1f36ec7d827fa0b2

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/UvF5Tt"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d58ab352-2f1a-4359-9220-bcc6f5ac9679/.well-known/agent-card.json"
    ]
  ],
  "name": "Dandan",
  "owner_address": "0x31b85d5fb2e1e8b5cb8c19a7342a9b378fecec50",
  "raw": {
    "agent_id": "172455",
    "agent_uri": "https://centralcity.ai/a/UvF5Tt",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Dandan 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/UvF5Tt",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Dandan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d58ab352-2f1a-4359-9220-bcc6f5ac9679/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/UvF5Tt",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T09:14:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Dandan 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/UvF5Tt"
}

What the leaf hashes

{"body":"1da86c21a3b01f0ef2f3da3ca7cbfe75558eeb99d536c15bf7c2c07a3ed6282b","id":2558251,"kind":"listing","method":"sync.erc8004/1","observed_us":1793697275115762,"prev":null,"subject":"erc8004:5042:172455","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. 0x052a3a1c365a1408ac9aaa3e8999a7fd6f72bd86fba58a110b893e3ad21a49a5
  2. 0x37d9ffe8a04674d476e172f222c97149c74485dadf4b81a5264952e86745c01c
  3. 0xa85def09e424959dff61433690eeb554da916e333e4e22e27002c7240dbabbd7
  4. 0x117bcf7dfff0dd6cb8b269e7a44a8ecac80db32d00ac7d6ba8672085d56df77c
  5. 0xf5794fc7b897da68c4699329bc3c0b5c33bb3dec5acf37482350c7b3576923e2
  6. 0xbe2ca90b242137eba67769ec61d80e369474f9e856b6c326f1c998d4b85fc4e4
  7. 0x5798fd1b1b75f0252c724d010b115bec959af7f3938f4acd5ee00c09e43d583e
  8. 0x3ebe101f2fc9e8bf7143bc08569af9cfd7054fd027842e913cfc6e95d975530f
  9. 0xc0ca0db861a59589329c25dad11b6582e58ae5c7164b8f564478a5ec18b53e88
  10. 0x76e416511aa537704f8f9c8a23838821a68d0e1c446da3df37b3ff340f6ba29b
  11. 0x3f7a0198e1edd23b9295e59c4d7dd0440c45db1eda73308bfb51ae5d0394ccdb
  12. 0x6d9a0af62b00211dd87ca8c637ebeef6b09b59ec113f79cc830ba6834160683a
  13. 0x4e70d4f3d8061ba1880699efd21e122cab4e2a786faff4a0cdc4700d17a75055
  14. 0x93ab7dcb2777a66a8864a3266602159fa29a49683bf095a1ec2a005ab2d78703
  15. 0x4c65946e46ac859ee8bcd510bd1ff838776ef9d9a553f743da25e2fd4c4ec5c8
  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