Evidence row 2598134

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/zEhHBE"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e7ddf84d-5766-4e5b-b05e-5d79d6d6a2e9/.well-known/agent-card.json"
    ]
  ],
  "name": "Foster",
  "owner_address": "0x56c9df57a62f398fcfa138844913bb66f378ecad",
  "raw": {
    "agent_id": "188908",
    "agent_uri": "https://centralcity.ai/a/zEhHBE",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Foster 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/zEhHBE",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Foster",
      "registrations": [
        {
          "agentId": 188908,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e7ddf84d-5766-4e5b-b05e-5d79d6d6a2e9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/zEhHBE",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793716931,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T14:47:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Foster 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/zEhHBE"
}

What the leaf hashes

{"body":"0a900fbc57ef9e87f09f24114297013f37cd8f6e52c167d75aeb98965e8622ea","id":2598134,"kind":"listing","method":"sync.erc8004/1","observed_us":1793717227228555,"prev":2597523,"subject":"erc8004:5042:188908","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. 0xdf8d6463767a5f90c5ded10a236ad4027d665f18791b17620534813d1044f5b6
2. 0xe4c8177ed25bd3275adb438dbbb50391589b994d0dc3ab6484e821a01d22074f
3. 0xce2eef9ea81efd0a1ce2116d4fa575dab345583fa9f7ecfd09cfe9df92dee55a
4. 0x6df4d67229e53068a8ee3ee78cd5bfb3c9cd9ad77c0e59eac9bf97dc4b30f694
5. 0x3145e5341b80aec918c8f7650fd1f0c7eabe24c5b4fb06c86ae4f89c073384fb
6. 0x00dedbf00b727704fef85276b2f8ffce9d4fb3cfcae67da2cfff8786901f8371
7. 0x0f26cf7edd636c35a8a2bc0f55494fd0c3843a2b1f9496c47060e40bf96b581c
8. 0xfde8703df1ba93e6256489e7a58df9f1b1ec34127d6cd764bec7a6639b8f3ae4
9. 0x89dc976daa72cdeed3daf60a41c1acf603ac36023c4041399eccbd9d568681b9
10. 0xffeb26a2521479c5b826782d5edc03257f98f65d6a57ebd2d736417c6088e83c
11. 0x71c6d0f39da8b8b8a54884c8bd5a9216751e521c1183057ff21055af8a794aee
12. 0x77412a36b507b0500b445f2e83c2f17f84662a924c6a82a903820093de3cc699
13. 0x4fb617b3e5c633b66745b02140beb64580164cdfa6188d729cad658ae1950304
14. 0xf325d91f08ffb7f78519bd5f04dd572a693eaed62aa76d674f6e757bd5f0f276
15. 0xa2affd8bf947cfbdf7d8306e1c5d3a442dbd709fab2739124e1aecfdc7d513da
16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7