Evidence row 2564446

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://currencylayer.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/currencylayer/"
    ]
  ],
  "name": "currencylayer MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T09:55:01.281413Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T09:55:01.281413Z",
        "updatedAt": "2026-11-03T09:55:01.281413Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read and calculate currency exchange rates with your paid currencylayer account.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://usefulapi.io/icon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "256x256"
          ],
          "src": "https://usefulapi.io/icon-256.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://usefulapi.io/icon-512.png"
        }
      ],
      "name": "io.usefulapi/currencylayer",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://currencylayer.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/currencylayer",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "currencylayer MCP by usefulapi",
      "version": "1.6.0",
      "websiteUrl": "https://usefulapi.io/currencylayer/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read and calculate currency exchange rates with your paid currencylayer account."
}

What the leaf hashes

{"body":"ac02860d2c05c25c652aef48087f4afac0ce5cc64be717fb04b3909ab961edd8","id":2564446,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793701159832498,"prev":2546341,"subject":"mcp_registry:io.usefulapi/currencylayer","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. 0x9421090939c869c8d8226414853c5f6b795dedecdf7e09ee429c78e72f6464bf
2. 0xf0b4ded8447593292fe573435fdc9eefb30b6851a91d83b4d42e2de4add8ae93
3. 0x80fec450ecde4cf4a37df66559e7440fd3ae1155a86a30f73e989649e680492f
4. 0xc6579d6dabff3c045353a15b02a9c258d8b48c7f692a8587c159f01067ac2ccf
5. 0xa34475a2cacbe485071f690f6b0a119e97b7acbb9209dee44fc79388c9b54626
6. 0x6693a525ebcb7b28f59879ed8736960791d083a27a429ac9b118ed20c6ca02ac
7. 0x681ab7becf7fc20b011c7aacff0c09f59f396093d23e55fc9814d0e768f9f440
8. 0xcc634ac57034b114d41b45e1fb6388b57e9c226834d6f2ead7ddac14651e9b0a
9. 0x6452e9ae99a30aa667cf992d185c9b77607d546ca41e08c8b2bc91a28862c65f
10. 0x384b463134b5f8f6c6e441956e8c1736c60adb871b412a0d40359a3663c6966e
11. 0x8afa78bbe051b3266905fdb117c8a4f88501e4f569bd9d3f229e305fe47295fa
12. 0xe1d6940f7d736226f6d22cb39e19695626f7cd8998d791b119cf8071440eaa43
13. 0x6040c146b0a58fb121a68788fa6a286b0f823db9b8a7ff3ddb8ad831db1c9a29
14. 0x7f1a60c8109f6f6bf295c743742bf48233a7f558ad73afd2115ffc0eb4e5400f
15. 0xb5ab3a67e92dbd6d8eb3ea95dd8fba5b750735344b87d689cb50ea92ccaeea56
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7