addrbookFor publishers
← The evidence ledger

Evidence row 2591475

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:186615
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
2185eb0b35c60dc27f2313baae99d96c8e9c55bc76ffe8f5e36c6ca98d868c62
Leaf
0x600f7b98d09beb5b9728a2e1204abaae39e1ef1ca17e4fb662ada324b2248c23

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pwxDvl"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/66f9b4d2-bb09-42d6-aa4a-e89919494314/.well-known/agent-card.json"
    ]
  ],
  "name": "Sada",
  "owner_address": "0x9ed155ee3a8d7204cf04ab397f03f1c9425665a8",
  "raw": {
    "agent_id": "186615",
    "agent_uri": "https://centralcity.ai/a/pwxDvl",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sada 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/pwxDvl",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sada",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/66f9b4d2-bb09-42d6-aa4a-e89919494314/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pwxDvl",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T13:56:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sada 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/pwxDvl"
}

What the leaf hashes

{"body":"2185eb0b35c60dc27f2313baae99d96c8e9c55bc76ffe8f5e36c6ca98d868c62","id":2591475,"kind":"listing","method":"sync.erc8004/1","observed_us":1793714203017933,"prev":null,"subject":"erc8004:5042:186615","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. 0x600f58021036b479195ccb7323af9685ce26274bb631a18e1f50f145f79eb98e
  2. 0x109449db276f9dfaa9772fc6b6f81e19ffb18df26707df477472a7c1dc805e2f
  3. 0x1db350a20a8507585c8c53009e08aca6eacb6cb476785530a3cbd3bb4055a61e
  4. 0x28a7c59d09254918c5f0ac165f620e4a668092de2e3a3f9f900350188ced8426
  5. 0x5f7610ef8c3237af572d10a0c83ca0e932788912afef8df573f8ddca3e07cc2d
  6. 0x9e0353bf599b463eaccab22775433045496518370bb272a90efe630d87a47466
  7. 0x9b95d1127d2ebc6c8daa630b471ba8f42036f7cfd509bee628a5306e6e8dc241
  8. 0xc2bfe754d3d0ff9f0bde1ff918e20c5c9873d84d0c98877ad6b428f4acc943a7
  9. 0x94a1bf775887604f9da36d786e34407b6a95f2d57bb5431c391f550819774f4e
  10. 0xc7ce4e539d13570250b83e1299a8f0fc4877193ff0d9e5d4cbe3aba24a71ab61
  11. 0xe6716d400422f7ff10fbed23efd5db675ea27146603d5d4e36f982c607635585
  12. 0xa2d3d0588d013a12335079cbd7a0c5e1cf8edfcd6aa412e97087a6d54121a3bb
  13. 0xd11506d8ed501b197a6bb6d1a7ace4609cf2a214f326b8692e0417707bcea83f
  14. 0xbf320f90cfe280db011085f74bddf4edc26cb0f41eedc38b0fa8b8f679ad0b5b
  15. 0x335134861d623e850e919233efd5afeff49bc2ffa02948458dea325cdabfc928
  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