Evidence row 2608029

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/c89RMF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/964181a8-7767-454e-a9d2-a123fa29b1ff/.well-known/agent-card.json"
    ]
  ],
  "name": "Hamjo",
  "owner_address": "0xc7ea617c26a7b0825a073ae97243f1e2c93d07c1",
  "raw": {
    "agent_id": "192536",
    "agent_uri": "https://centralcity.ai/a/c89RMF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hamjo 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/c89RMF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hamjo",
      "registrations": [
        {
          "agentId": 192536,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/964181a8-7767-454e-a9d2-a123fa29b1ff/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/c89RMF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793721672,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T16:05:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hamjo 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/c89RMF"
}

What the leaf hashes

{"body":"9fcdbade4495395fa6a0d944afe6984d03308544c71d6edb71f03d7f36e2f341","id":2608029,"kind":"listing","method":"sync.erc8004/1","observed_us":1793721936022955,"prev":2606933,"subject":"erc8004:5042:192536","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. 0xcbf85daefe1687de859f32e5bff7b3450b6d5d68a5bdf9f6d344532a3399a026
2. 0x6738ccdf1875b4c732ee1a2cd2b17515015531ee82157ea5564a87d2c655ff31
3. 0x9db61f1fac3e790d2819998546570c5802eb284e3f1ad1a29edb7ef866138795
4. 0xad2259c61dc786b8c0f6a09c647bc78ff137098e5477bfae120e616f98e979ca
5. 0xbd5f39cecc87471dc9233ff878e714011b1948dcd48f73cd395a406763b08a95
6. 0x6b7aeaf6554e3b566c3fff05e7724cb4f20745fd5fcd6f56fdc9865e54c1fcda
7. 0x76d6f345bb92e63e960b99cd227076768219bb5c7ea012d0f08265fb0179e1e4
8. 0x9645b11a8845c2c80f6e2ef36e2bf129fbdbb99b05de00246406d5cb2a046e02
9. 0xc4c6fb5881db8168ca78b2857fcc0175ea4952eeb633f7477cfbf6901a800c38
10. 0x20f8d047008ca67183c9cdac3743544e99a2207e46ce9b1e4beaebeb13657bda
11. 0x721d612dc981d7bc314b91ced12ff63efbdb6c682f7769cef2d321c796c66fbd
12. 0x15cd36344d974c55b6f580578f0563e541344467cef28231bd9d9db05e79f532
13. 0x33fc1351c38cd27bc6972d4d1d2c6baa7fb113346e29547df2fd38d8e6c92e40
14. 0x06f39b34e961f2ea2e8c7681b9a680b15d48774fc0534e19640f27b7f07640a9
15. 0x20b1beb78a0f066bfa1ffbab05695dfb2940fd2df005cdcab3ae2e82d26c01a9
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7