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Evidence row 2539216

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:163238
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
b4b0f3a9473e3ffce02b7910ed352b7b760b69fd9671818eeedf6a92af6218a2
Leaf
0x27d514efcec6b8fa8b629c4cb90212b557c5293bd5f8b77ce709a65d64c9512b

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/lYBsJJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/33475c45-7189-4b34-a66b-d917fee2fa08/.well-known/agent-card.json"
    ]
  ],
  "name": "Fibus",
  "owner_address": "0x9f96298a4f4d9547f59425b67586c74da9c0e197",
  "raw": {
    "agent_id": "163238",
    "agent_uri": "https://centralcity.ai/a/lYBsJJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fibus 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/lYBsJJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fibus",
      "registrations": [
        {
          "agentId": 163238,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/33475c45-7189-4b34-a66b-d917fee2fa08/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/lYBsJJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793686626,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:18:08Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fibus 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/lYBsJJ"
}

What the leaf hashes

{"body":"b4b0f3a9473e3ffce02b7910ed352b7b760b69fd9671818eeedf6a92af6218a2","id":2539216,"kind":"listing","method":"sync.erc8004/1","observed_us":1793686688012658,"prev":null,"subject":"erc8004:5042:163238","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. 0x27d52aff7efe23918e56b586646c09d7e1dd03efbc77c271a7bc5dd7bffdd36f
  2. 0xb74fe977c43f97c2f3834661e5f5cb8fea6509f85034150db2513c044703f7bc
  3. 0x82629897a3f49b9d4ae9b4f861922b291835cc684b98f5d0433d1572009a7b26
  4. 0x937e4ecd4d49ab4e158fb1d1fc62ed4397da883a8d33be97dac9c34125e80bc4
  5. 0x2f8c7e10a88f68a50e425194151fbb3e6645aa92fbeb185945d94a5dd581106f
  6. 0xad745bda64a253443548de2e7580da639c1f74c7e515dfb3fd905b1ace8e8f1e
  7. 0x63dc7351583c6ceb78de73ede9041da201f2b3ca5c58c2dd299826b447570460
  8. 0xac20955c6b986ffc75d8c28308af869bf5641297a4dd74a3b28829562d91b4fb
  9. 0x9933cbbbdf2c6a251697d9458d376af4e925f84550ad8bbdde9cca099e280cf5
  10. 0x4f7cb1b257b8b1cca184559a203caf1677de4e718de2b3c66df6715aa18b172f
  11. 0xc84fb16c46d35e50c428709bd4f6bbdcd322754c608912efaaa534eb9b1328a2
  12. 0xec2ddd443556613d59609a7b14c036e6d271882b780c25ab7f82c2f5014e2560
  13. 0xb3e9e2c239d3f86889736f5f9dd6b63f9f0ffb6cb921a6e5d19759d9d3670816
  14. 0xfa613c0d80cbcddee7d225a3ab575b2b3c7203ea9f8cf881bf1cd2ffed0f5a23
  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