Evidence row 2183492

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/6C9EOC"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d8c024c0-93cc-4922-a19b-dbef4b01f4f3/.well-known/agent-card.json"
    ]
  ],
  "name": "Havik",
  "owner_address": "0xeacecc98190989cc4cc7c8f6caa066d0caa5f1c7",
  "raw": {
    "agent_id": "117861",
    "agent_uri": "https://centralcity.ai/a/6C9EOC",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Havik 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/6C9EOC",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Havik",
      "registrations": [
        {
          "agentId": 117861,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d8c024c0-93cc-4922-a19b-dbef4b01f4f3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/6C9EOC",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793641188,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:42:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Havik 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/6C9EOC"
}

What the leaf hashes

{"body":"65a64ac58482b5fc44f0cf2adbdad216472674669ff1b7712e5faadf1794d557","id":2183492,"kind":"listing","method":"sync.erc8004/1","observed_us":1793641353651725,"prev":null,"subject":"erc8004:5042:117861","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xea8165503b7ee8589d08ddb511fc409b95f37179689e9267bdc719480635aa75
2. 0x08f7bc71f1e99617946ccccf351f32c67258e48cd1dec19479dbd441c83d3fed
3. 0x5b47f3edc49096fda5a9947a54cfcd0e56c9db7b2432bd66ba230067765a9b16
4. 0xdc34a1a155ff486241ddb3415449ec0f31c2fbe0359093c9e0db0e7fac319bae
5. 0x75878a0375eca5b232daecfb1a92dbcef6120ac7a5fc2a67f33602985c6cdf70
6. 0x896e883b932f91913870edd55a81cf2ccc9cee7ccfbdb72f0af9bd9b3326cf7f
7. 0x43afbfb2124e4f723ef4903568fb943f54899892dc0855af3412e724e96505ae
8. 0xeb591c0de2269b92ec0e96edeae31e0b68111b005160f34beefeb2643a0f740a
9. 0x45dd22be4c94e6a68b267ba0c7c27abd45149befabeb31585f97677472c90ce8
10. 0x86e2dca025749406dccef9e1ccb64f6ae20360d7b55dd921162a7aa180c5ee73
11. 0x8612cc730626cd6eaeb2985f053b96a9a221c1762d24274367fb6c5637472b69
12. 0xc179417f8ae1f11ae3d161c9b0dfda8c85fd1a0287b9cd9a92883e24030e37b5
13. 0xe61415e30eff3f78f72f491cf1aa4fddf56b5fa4aab16d517b5f3bb9587740ef
14. 0xf02baa2f8f9b385919b2f698b2e9351b84bd44118a8d5a72f2d1303df2c329b4
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af