addrbookFor publishers
← The evidence ledger

Evidence row 2626532

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:199972
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
8ba3584fa4960ac8dc30e3e71d0929822719b492df99ae8eaddb24894c478ca5
Leaf
0x2ea5447e7bd025485c4444208f94cfadb1008e1949747a17ca90136f0ee9d6b5

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/lsnSFV"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9fcd84de-4032-4e87-a9be-836bebc149ac/.well-known/agent-card.json"
    ]
  ],
  "name": "Sidano",
  "owner_address": "0x3422cfb54e8ee275d51160ee2e2eb92feb406cb2",
  "raw": {
    "agent_id": "199972",
    "agent_uri": "https://centralcity.ai/a/lsnSFV",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sidano 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/lsnSFV",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sidano",
      "registrations": [
        {
          "agentId": 199972,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9fcd84de-4032-4e87-a9be-836bebc149ac/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/lsnSFV",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793731263,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:42:02Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sidano 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/lsnSFV"
}

What the leaf hashes

{"body":"8ba3584fa4960ac8dc30e3e71d0929822719b492df99ae8eaddb24894c478ca5","id":2626532,"kind":"listing","method":"sync.erc8004/1","observed_us":1793731322763396,"prev":null,"subject":"erc8004:5042:199972","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. 0x2ea53f922666fcbc3725a0ea96a7636401c4dc1a53f81d336a508dd2bf629706
  2. 0x35b74a1b9cb0e7ca2c06fe644afc41688d840f443ef0f540326a1e101ca3e73b
  3. 0xa57174073a80b9b39bd3c4f1e38238c3e2be7fea7068397656ddf1ded3a289f4
  4. 0x502e43a1e3f118c631ca747e1ee8a7b26ce6bacaf54ef971acb90ec9904b362c
  5. 0x4746ab9fb5f452cc3f37904ff58355a3a694e976b0c2bc4652fb274f05d08ece
  6. 0xbcb7fa84bdf5297d73d02f8309855dae66e2204f8df0ac2477413d6e8b4173f5
  7. 0x8a7386a07836e88292df1309ea7f79f81d102fd4ba65c786b2abe973013d8a23
  8. 0xfce63f71d894a7023795eec562239ea9b4714d6619fb395b4d4fac8f28d3b88a
  9. 0x476ae9128b4f86e887a1ce8f20078f88fe175e2db16b0002a78947982ba17e21
  10. 0x8677703d0d41609d8b65ddd7ef86cb862a133e27c08c156e2c94e4edde4d213c
  11. 0x68a99b1b4914ad296b90b35e3a9b650ff03ca65b091830d962b0ef0062bb22cc
  12. 0xec5437cb02bda8473e2b58bfd38d17c07766aa625beea1c1d587a39e0b6d36b1
  13. 0xabecda24f649c46632dd795fcf8ca7d146641246a569c0a3ec1fd85e9baf0a5a
  14. 0x2498d172c194baddb2b78ac926b7c8da79833909dc2801e4c25af0c0eeca0f3d
  15. 0x3553ea75bcf78135f26289b22fcb05dd562af750aceb74fae97aaa66ea2adb8b
  16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
  17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON