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Evidence row 2494938

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:146934
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
d34850c6020af3ca02e94c65008234b453daecf0f936a42731bac88006244c30
Leaf
0xb56c62556bf59c27506a71b21b1d06905d881b516b627ed29aad8fd0a41c1f7f

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QiCava"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c11e380c-3bb4-4483-af9e-afdc675bd739/.well-known/agent-card.json"
    ]
  ],
  "name": "Lostano",
  "owner_address": "0x94a7d2aae8bb6dae3bc622f185d4827dc049fb35",
  "raw": {
    "agent_id": "146934",
    "agent_uri": "https://centralcity.ai/a/QiCava",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Lostano 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/QiCava",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Lostano",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c11e380c-3bb4-4483-af9e-afdc675bd739/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QiCava",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T01:05:31Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Lostano 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/QiCava"
}

What the leaf hashes

{"body":"d34850c6020af3ca02e94c65008234b453daecf0f936a42731bac88006244c30","id":2494938,"kind":"listing","method":"sync.erc8004/1","observed_us":1793667931006613,"prev":null,"subject":"erc8004:5042:146934","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. 0xb56c8612238b32df89b70c1515d09930f52100e704afd435c7c1fc5d1e46525f
  2. 0x2a28018c2547f8647607bf29b3b2941eace537b7c2e00c5737de5446391363fc
  3. 0x7d49302e75017e50c771b1a0c9ff7954ff29498a9d4cb056db27c42ad2a1057b
  4. 0x80fd73d048811ac451e1bccac489737081c1c4a1b8884cc541d0fb0064efd947
  5. 0xe4e68baff9832394dd8d47e0f65dc198259ce14c2861c26e3ff61c6d6f6f9a40
  6. 0xb3580b953979278a9ab584f033e3aeae5476a8d69b0da64a948fb1ff06c8ca6c
  7. 0x85cf2c0eb0bb14a2d1634fbcee8916e26698dda457e5a34a376c513c8aded933
  8. 0xcd9026db5d6b91499dd07a374bf0e7513a4937bd0808d7ad1a86a7e51c5f6670
  9. 0x28afd414667e87e0915bc5740f7b776cca3ce7f57943cd135a23c6b6cccf05f4
  10. 0x46db66dddb54248bf1df9453bb49c748b6e3c5df949fe503988563036d310021
  11. 0xa59787392fde5bafed06ee7828fafb8d0a8443b6f13f5da5f4099aa3599191c5
  12. 0x9a35904e1bb8077b8807427d95dec8c0d4862d485ff7683340c19f2f649e541f
  13. 0x21bb4f528bdd235a77e2f1802b439572aadfc1f1e65d2605dfa0bdcb481e4d28
  14. 0x1114468556630d3a65d038b1ce5fa0e558d58422878e6b91ce8c3b87e06fafef
  15. 0xc0bea6c8a0da854513562c1be034edd9e23999e98182b784da3cae0bf2e3890b
  16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
  17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON