Evidence row 2537478

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/jzF5Si"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b355fb07-ad10-4572-8220-21872f061cd8/.well-known/agent-card.json"
    ]
  ],
  "name": "Brumpert",
  "owner_address": "0xcf22c616c435789d14b3d7b89a7ea259710c08ad",
  "raw": {
    "agent_id": "162475",
    "agent_uri": "https://centralcity.ai/a/jzF5Si",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brumpert 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/jzF5Si",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brumpert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b355fb07-ad10-4572-8220-21872f061cd8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/jzF5Si",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:06:57Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brumpert 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/jzF5Si"
}

What the leaf hashes

{"body":"887da88a61a8ce6655ea26cffa3f1f60d7e5c1d52018a25f4f40f987d22f7923","id":2537478,"kind":"listing","method":"sync.erc8004/1","observed_us":1793686017027111,"prev":null,"subject":"erc8004:5042:162475","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. 0x7cf071c1f8cc2120709bdd1dfc33091ab49ae17553b9eb74faca0bdecd241e84
2. 0x2023a4f7ea3049bbceb4c5c9e3d9c2393fd3ffbf217b04b2ecb6176af96877cf
3. 0x4fba3a232aaaf4fb57aa34d9495db46f4debc042e8a17b3581227794a35758a2
4. 0xd29c75db08a5cd1359ca0e30d84a62c6ac09f33473b418c6b769735c0e698f7d
5. 0x93ff210f633a63fe12ca3df338974cdcb6255bcb2d1ea06962c858762be6e946
6. 0x2fad502829bf9f5ee61324706798a17eea4f6f5226ca7554d33e5b3c7b462c52
7. 0x8e8aa8160a59c98d8154bd53156105bf041d70f834e7eb2a020fc4896ab4376d
8. 0xf58c4454125d89df6de88a4ac5cb190f751e72460acfc412a8e597b52767dd31
9. 0x1fcc55f6cb20e0386b17f34d80b026d8f18161b2f3b1c8c3194ba65a76a4130c
10. 0x812e5aa9897220f4ef1a53c8d96e9c978ae8adadd5afbae53b300d121c87c39a
11. 0x4fa54a5065dd948c903b7b3ff168c828cb2650c728b79000416d11ca490b3bc5
12. 0x86e6d97fb97dfacbd8a9da77c85096cbad23fb83ac3ae2a4d65c7a0b6b3f1ce1
13. 0xb64de2d145ac698ef5d991de5140767a8317e68a92d3cf1c5d78e4f7977a0d21
14. 0xcd70da55bc68640bf37c238eb2dcd35a729f3a58d333a753be62a2aef7873850
15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7