Evidence row 2537446

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/PkQ59A"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ddc255e3-25af-4ad8-9270-cb79bdf15ece/.well-known/agent-card.json"
    ]
  ],
  "name": "Gustert",
  "owner_address": "0x89856b01320aacbcf2117f729677e1d8ecf95b5b",
  "raw": {
    "agent_id": "162443",
    "agent_uri": "https://centralcity.ai/a/PkQ59A",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gustert 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/PkQ59A",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gustert",
      "registrations": [
        {
          "agentId": 162443,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ddc255e3-25af-4ad8-9270-cb79bdf15ece/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/PkQ59A",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793685767,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:06:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gustert 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/PkQ59A"
}

What the leaf hashes

{"body":"abb43d740a1d52d17907449afb3ea302c423f222451f09612803cd8732d152e5","id":2537446,"kind":"listing","method":"sync.erc8004/1","observed_us":1793686016952303,"prev":2536944,"subject":"erc8004:5042:162443","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. 0xcb7eafd0b957a9cb6c3a03b7b208cbbc54a04a5ecab7eab7baaa35965d833295
2. 0x467875c4640b2bcabed657ae0c9a2b659ab5829db57ba6215b1becb2abecb589
3. 0xba38851e3874800739206f91a73cdedad9c5628e478e327bdd02d7aa101cf198
4. 0x9485f8f835ab8ffd22bf66acb2fb5062efed2561ba459e2df70b07cf98ac65c8
5. 0xc8fb61cd70ef4f81f4aa5cd0326907097c75c15092d5bb5ec6d8226a41f01c61
6. 0xd31d8fcb1da1aba2a47c7fb521d1b69dfbdaec2e6e83a7788969fa2001d8d385
7. 0xaf2140b04a1b333dbf788a68c0174e61474a38635cab95db86fd429ddb789d69
8. 0xbf7cf605836df28e786f2cc9acb0fed1be4963ce4b417ef91dfa11e39b5bec7d
9. 0x75ff6532991bee4f48e0f27d11c99c63dad8d6312e69872aaea050eafdbe6b37
10. 0x372f1e916f63b2d63c1b558995e96ec5baab6629607b49a59358ec52dfbafae5
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