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Evidence row 2549851

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:167942
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
a3f96caaa1033dbebe3c5fbc741af1347c7d50c5841c6cedaea78996aef02a12
Leaf
0x8d066e07461df6f412dc07d305a159fcbde1b2a68961d885ea07317d6db2bbe3

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/oOZMQh"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/06670d70-e77a-495c-82d0-1bc111b4c179/.well-known/agent-card.json"
    ]
  ],
  "name": "Maumpabel",
  "owner_address": "0xf4dddfa661f883bcb69c857fb7459d77e109ea77",
  "raw": {
    "agent_id": "167942",
    "agent_uri": "https://centralcity.ai/a/oOZMQh",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maumpabel 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/oOZMQh",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maumpabel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/06670d70-e77a-495c-82d0-1bc111b4c179/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/oOZMQh",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:49:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maumpabel 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/oOZMQh"
}

What the leaf hashes

{"body":"a3f96caaa1033dbebe3c5fbc741af1347c7d50c5841c6cedaea78996aef02a12","id":2549851,"kind":"listing","method":"sync.erc8004/1","observed_us":1793692185204834,"prev":null,"subject":"erc8004:5042:167942","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. 0x8d065ca734173ff9ec813c96d01653053a4cc0e82b926841b201513bea75f994
  2. 0x721bbeaf842b410af6799b3702aaa40cac8d75881349b25aa4dbe89d18928af4
  3. 0x1127806e030302d06c45328f708b2eaca06ffc486a4b06ed7e02ff76a5d7c973
  4. 0x5d5aaa6b7bb09cd9280fbdeea0fc730674173f19978cfbc2bdbd5c06fded11df
  5. 0x5edc39eb819882b913bdc6c48d9a13702586eb6a9c905e291ed3a9e21780495c
  6. 0x77ebd91f7c0f486cd6dbf4e8aa6b3f4eba66d8135a69b4b392880c097a85da2d
  7. 0x111ec321e106ecfb1f34adc9192843d896c1070bcfc90bcc63cc09a1c382704b
  8. 0x032be71de32b3e608838eb46b744477359e833fcd0bfc1af7943bf3e132e839e
  9. 0x9d8f3d26264eae7d74ae9844f794a8455124f635a669026d80aab04ad5ef325d
  10. 0x537f784d436ba509fa79407c2588a958a4b0f1c1c175a45c490fba49bf6d9bc9
  11. 0x6b82ae5c653303b7d985692377fe067fbe1984746c5c17d22a61b7811529432e
  12. 0xc50944a6c69e44712ddfce9ff490d4e352b87a8d00e2a1b3535476fc163fcec9
  13. 0x011a0e3ddc4ed33bcbefeaa3948dc632c682c298b43d1309b73fbfab20b67e71
  14. 0xaff11aa970c81dfc542d7f358866d8f7815e0e193eb66f9d52b94183bf812c8d
  15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
  16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
  17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON