Evidence row 2542363

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Cqd0vn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a8d918b4-fabf-4649-a0ce-96b946f1ae44/.well-known/agent-card.json"
    ]
  ],
  "name": "Trekino",
  "owner_address": "0xf5549d28e323e8b088ac822c8dc671ca0e106e70",
  "raw": {
    "agent_id": "164299",
    "agent_uri": "https://centralcity.ai/a/Cqd0vn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trekino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/Cqd0vn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trekino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a8d918b4-fabf-4649-a0ce-96b946f1ae44/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Cqd0vn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:40:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trekino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/Cqd0vn"
}

What the leaf hashes

{"body":"b1fff11f0ffc76cf31f07adef365981327ddc8d17cf1b0524fb82f95b0a782fb","id":2542363,"kind":"listing","method":"sync.erc8004/1","observed_us":1793688016136658,"prev":null,"subject":"erc8004:5042:164299","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. 0x98a461b706f79d59b5ace6dca9aea762a0a753db1526d22091596c192ae973b7
2. 0x7c3924a04e4358f83ecebea2bfa3799f03ab2ec09d95e9a17a09217480767168
3. 0xe9d26abb6b0a1018102730734b1adbedf9daa12760a7bdb40c04558c003d4964
4. 0x973b5c60a32d7043da229a45e347f823062ede710549a1b70d0e7e40c5b4561f
5. 0x2b8b1a02c29c423891c76737f21481008fd0841f325efe8c962c214748c15173
6. 0xd78aa5d59714c74ebb8b3b20a47113ad8512e091496b10839391a1a64b51527c
7. 0xc77df6ea9bf586110842744a16f2da53c9bcc4999040f16503f47cd0af917b3d
8. 0x9a5c4647fa29313ebc243b5a0c8aab54d09ed1fe05ee417c0f2899ca3b65105c
9. 0x32a22714d71155e8697f4719524134f058c109f167cfd0050259017ffb7fdee9
10. 0x4672ae03c444e7a7727e27f6aa18ef5b4fe04111313e9f36b3e7d8bf209f487a
11. 0xdac76a8b417e866f86b490491d32602a19ef2fa82ca7cd0577aa137a21428212
12. 0x38e30133f1f1bb0f8f512518218685d75c10b05442f62b96bba47f2441bde04c
13. 0x5eb4d2842bc51d57ca080aa4dc7186ed88f6167e2072cde9ff9c592fc09f16cb
14. 0x5c9ae28a0518d4809ee022d01782eecea78011098dc22bdff483a2aa8a023b62
15. 0xbdd3407977f70b26d0af6e874d984fe982a78bf95057b70049009db10e525ebc
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7