Evidence row 2546341

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": "2026-11-03T07:15:48.501244Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T07:15:48.501244Z",
        "updatedAt": "2026-11-03T07:15:48.501244Z"
      }
    },
    "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": "1.5.1",
      "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":"1a659533816c6eb2b34fcd9a5416172b04367057b06be0417a0130c1a62ef6ad","id":2546341,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793690346280011,"prev":2130114,"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. 0xb5684c88151cc1352fb432beb7e5e0eb250fad14d591395433b48b34f836d637
2. 0xb18e3c4dec5b1cb872676abfc4d8c8d7563657878d193e2a2fdbf19e0e01c68f
3. 0x8bb6460294c4a49640a1cdae1ae1026180a5a7a2847adb3ed1483ff94ebbd227
4. 0x124107b1be97dbe71bd89d7496d5723a4a913a223325455328c87a1073f28bfc
5. 0x331a6dd0bffec4f4f173255abe628fd6e6f0beca8b44b12351acf867e06e94a9
6. 0x55b19d5f4e85c74b9900c42dd1867666c64b193ebff5909e8238930ed82cc0f2
7. 0xe2d4e5d2b9be7b07b60af91bee285488c6e5d07a5706e6601ab6a5be51989241
8. 0xe50344cfadafeeb66fee4461e3b3bcf9632473b11f87b00af706b93379e0784b
9. 0x0291577c9ff75941a8a267e40532175b9838018773646daf5504c8000dec5fb0
10. 0x46db66dddb54248bf1df9453bb49c748b6e3c5df949fe503988563036d310021
11. 0xa59787392fde5bafed06ee7828fafb8d0a8443b6f13f5da5f4099aa3599191c5
12. 0x9a35904e1bb8077b8807427d95dec8c0d4862d485ff7683340c19f2f649e541f
13. 0x21bb4f528bdd235a77e2f1802b439572aadfc1f1e65d2605dfa0bdcb481e4d28
14. 0x1114468556630d3a65d038b1ce5fa0e558d58422878e6b91ce8c3b87e06fafef
15. 0xc0bea6c8a0da854513562c1be034edd9e23999e98182b784da3cae0bf2e3890b
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7