Evidence row 2510057

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yzMW3G"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d5d97c97-b7c1-424e-b689-9d7398fc91b2/.well-known/agent-card.json"
    ]
  ],
  "name": "Maissert",
  "owner_address": "0xaf3ef500a2f39522630096fd939ea393219420d8",
  "raw": {
    "agent_id": "152681",
    "agent_uri": "https://centralcity.ai/a/yzMW3G",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maissert 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/yzMW3G",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maissert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d5d97c97-b7c1-424e-b689-9d7398fc91b2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yzMW3G",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T02:54:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maissert 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/yzMW3G"
}

What the leaf hashes

{"body":"90fb5aab519127ea09065dbabc3e5b864d00ce959676f42178763b879418bc55","id":2510057,"kind":"listing","method":"sync.erc8004/1","observed_us":1793674449835927,"prev":null,"subject":"erc8004:5042:152681","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. 0x78ab9117ae9e312711d46841a4ccd4722632ac67ee824e0dca707c87db4c8852
2. 0x5cddca110220e7fc0c503a01bd587f9ab0d9c7105d9102766693c1e14ae12c12
3. 0x8f1641d3a9829f520936233aeac7c3c763f65172083cf5605c45be6365d76916
4. 0x0ea4a713dc55f9e8fc3e663814056eda9c7dffcebf41114acedd5ad93cac028e
5. 0x989aa012d6e59c8a5b062a4b154834c9879843b78472442f08b4022e9f8a422c
6. 0x2f23e618707afddae4cc226e185f598a1e29c70bd3eae00546dd56ef1be95ddc
7. 0x734f457bdb07746c41a051f498736383b93c12d3d2ac16a0d0e229c641cf8c85
8. 0x1d38cb9f5a093f2cfec99077d0c36f67e83d46b46fa2ebef79450f964428c027
9. 0xf7829ac24fa6a28065c4b3d10e49df330e4d343663de9601d568e4de43ccc741
10. 0x3cee5b8f45a28bc4f1b09fb002a7764c28d168bf84cf7a6fe96d99f8e7a3f5c9
11. 0x59ad155b4b96fdf49d553834e311e6a62269a58c4ace7116752733e31dc1ec70
12. 0xdcd18530fb3d3cd878e9cf5ba1075081713696f9d6d47b6c8f01ed75aeeafcd6
13. 0x276dacad1f390f5977f95336e789bde7e7fd04ac932e79c2603c87496f39bf4c
14. 0x6fb225dda71b00192a48c85a4e8ab2a5f155e0c847774dbc1bfddf59a34912c3
15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7