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Evidence row 2502062

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:149698
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
922ffe26f13ddd9eb137f5d4e0d1202cc81e5d72abbcfd6f6478b6bc77e7fee4
Leaf
0x7152ebdc820df5ad06a96570a3eb3a601268dd34bc9cb111c9597b25aa3903ed

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ovd1NJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8839f6a1-e044-4bb1-94c8-260bbc2571ea/.well-known/agent-card.json"
    ]
  ],
  "name": "Maumpel",
  "owner_address": "0x890bf88b5782b4b3ac00c83bd1b151a0ff72acba",
  "raw": {
    "agent_id": "149698",
    "agent_uri": "https://centralcity.ai/a/ovd1NJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maumpel 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/ovd1NJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maumpel",
      "registrations": [
        {
          "agentId": 149698,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8839f6a1-e044-4bb1-94c8-260bbc2571ea/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ovd1NJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793670980,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T01:57:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maumpel 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/ovd1NJ"
}

What the leaf hashes

{"body":"922ffe26f13ddd9eb137f5d4e0d1202cc81e5d72abbcfd6f6478b6bc77e7fee4","id":2502062,"kind":"listing","method":"sync.erc8004/1","observed_us":1793671067227353,"prev":null,"subject":"erc8004:5042:149698","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. 0x71532018fc34914aab8fb0a4c46a36424ab877f610d10a971299f69797cc4cb5
  2. 0xd7db907bf5a50014eddce521eb17614e74099a32f42f3f714d01ada8d1966508
  3. 0x4094e8163263fb5fb8673d2cbe478c8b64dd4a2788b091f73d761ff4075eed62
  4. 0x662cfa04e550becbf43f562a7d667e2cd44e627f3a18f8caf6bc6c357d2aa57f
  5. 0x67e62eb954b45199e21dd253d394bc949fd3e99dfecce1a3afd90211fca2ba41
  6. 0x08eabc6465aee891066375324bcc7749901870b41acceadf3e66f0969bf24a6d
  7. 0xec669cce8e1b258c051aff7ef66bc4a29c3f9aa129e8dc108ab95172df3f027d
  8. 0x1a293821f0b5608325f9e901ee7e7395214ef68fe4fc9fc2de0ee6382a6a73ef
  9. 0x45e9a06fd30e867e89918715bc48d9d00b4fa4ef726368873730698d97b156e2
  10. 0x9cd9a2e094922e17ef3497f6d5396ea4c4852914e3758fff249fcd64a4268d5d
  11. 0x2f1e77a790746e6fa832082e743d8f0e8477946d31b8d55bb363ba5f9cc584c0
  12. 0xa677fca81c66c26e1b54a4beaa2730414ce88e6bc49e5afc672609cb033d45c2
  13. 0x4bf0adb364edb7777d14e3572ee8c3a6a545f52d73a2263594eef12ba37918bc
  14. 0xfa0b529eb378798ff02cbc952fd6c3953222eb9ab256854a832809b511e45b32
  15. 0x1be647e954f61ace2ed9636ef78e1986bb535c60f6f7e9d512f4249f9507bb36
  16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
  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