Evidence row 2538949

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/iz0gZl"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a9023219-5aed-4a24-8224-a758ac5cffd0/.well-known/agent-card.json"
    ]
  ],
  "name": "Derkeon42",
  "owner_address": "0x1e07698041c86a4e960ff05c249245b1c270a403",
  "raw": {
    "agent_id": "162966",
    "agent_uri": "https://centralcity.ai/a/iz0gZl",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Derkeon42 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/iz0gZl",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Derkeon42",
      "registrations": [
        {
          "agentId": 162966,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a9023219-5aed-4a24-8224-a758ac5cffd0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/iz0gZl",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793686404,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:18:06Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Derkeon42 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/iz0gZl"
}

What the leaf hashes

{"body":"ecca60b0b94c4cb439efe87d197e69e659a2298316978e9aff52930b7a1962ec","id":2538949,"kind":"listing","method":"sync.erc8004/1","observed_us":1793686686735399,"prev":2538461,"subject":"erc8004:5042:162966","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x8775aba1660796952187b51e7c8c1a6d4084c191d18f8f9067880738c1b8bf9e
2. 0x685b5dc7278333adb075911d119fac086c26c0bff93a0a933cd28cba0e7e7bf4
3. 0x6ae14d0656be86ed9ea3b76531ff63b1b475b8066e7418aef18fd6b7e9f0ea69
4. 0x77be73308974c0ad0a63ea70125752fc208e9a6efac6f9eeba3edea1c7038bea
5. 0x26d5c40c0ce5a517f57f5d3dacff5db645da11eddb2f7d79260596999702ad5a
6. 0xac949d7eb0c238a2142bc8ac84441cbfc1a323cea356532c52223cc866a4693c
7. 0xbd04ca9c5c2ba5b304041ecb0c4fd3bf1a7b2ca7b7e2cf44196849b048362d6a
8. 0x464d6995219f2b5e1146ac275faf345c1cf5c177d826e7a40e0d571f4df14fba
9. 0xabb6f7cfc7f729a35c782d38b5efaf3f3da1214300cc74c293836999c0f11b8f
10. 0x38d07656bdbeb09b20585a5bd1e85343f51a937c8c605afb68b0683bb8f410d0
11. 0x92dcabd239569bc5a9046dcfd581e78e7589c07ae556d83f0b1de44db2b271eb
12. 0xf5249807888ff0e7aaaa657e6a1e2d2a6df984a716b1ed7aa58dabeaae1aa32c
13. 0x9fcad7b6a3a72383a675ff1c88984ed98f2e83727da75d3965a28fb3c0515c37
14. 0x2c7b214378c568c43cd230b3af22d5b7530813ac1c6dd11bb8169f29d025bb3d
15. 0xd7fa57d9cb0ff551366a474cfe5dd932be199a84a12f0b57b253725627acf8dc
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7