Evidence row 2621507

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/BXOtFE"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9c811dcf-0b54-437b-8ad2-bc4f64bc7152/.well-known/agent-card.json"
    ]
  ],
  "name": "Matias6",
  "owner_address": "0x938e22a5f6045e7c714f56291f3560eda2ad225c",
  "raw": {
    "agent_id": "198554",
    "agent_uri": "https://centralcity.ai/a/BXOtFE",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Matias6 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/BXOtFE",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Matias6",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9c811dcf-0b54-437b-8ad2-bc4f64bc7152/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/BXOtFE",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:08:31Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Matias6 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/BXOtFE"
}

What the leaf hashes

{"body":"c34f20e223540ab490b80dca7a30b7cfc72c43b8990ec0c0f634a13e06d936e8","id":2621507,"kind":"listing","method":"sync.erc8004/1","observed_us":1793729311601626,"prev":null,"subject":"erc8004:5042:198554","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. 0xd59b0cebed70e47118bbcc9c1a3511dcb600b053db8238c26d062ba487b0f697
2. 0x50433f01d42f603e461932584b2cc5f880a71e11d646141a0af924a3ba59d137
3. 0x261fc845ceb05bbc4687bbf683a44af51136ab08e736a6b5265ac906abab1a98
4. 0x0f933508f63ef11035357cda3088a23f53a657a53f6c9a95d8c7ac5737a6b50f
5. 0xc8c407edd7a71c04c59d9db7c8e0799e6b89fbeec8931688dfd7ece388358e44
6. 0x3474c87c8a71ac2794644e4d7837640f53eae129bfeec51f521992a2a2bbc7cb
7. 0xd5bc528610567a039418ec12357f0982a516c2be5b83f48fd1d366a0059237d7
8. 0x509b9bf46c23eb3e9b1d3ae09982fbc9402aa23d26ed3acf9fe02d424beba0d1
9. 0x7a6668a5528cb89287b1aec6bc6d1ed67b6325bbf5d5a69859d478bbcfdece9c
10. 0xa4c6792db1e5f5c8893c5c1c53b7fc930d808114b2055776c57ebd29030b9af0
11. 0x8f4a7826fd89e6e8bd395ba918fc30308857165a388929c69995291375c33572
12. 0x057b909703f90e9c9ff75ad5298fa8fb0d46bf6aaac2c05c0231a8953f710f28
13. 0xce9b3265fd4a1a5e8698c5c73a9e511cda70851e8acf6892984553578379a29c
14. 0x18c35417f7b285121a68d43297e370931a92ea9fb5a8410afcf7e021d5ec8b7e
15. 0xc7478839685fed152a1d3420a50281ec80c2c7dad556230418f148fc7a02f71c
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7