Evidence row 37046

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.apify.com/?tools=fetch-actor-details,fairquery/email-validator-mx-disposable"
    ],
    [
      "web",
      "https://getfairquery.com/posts/validate-email-addresses-api-mx-disposable-typo/"
    ]
  ],
  "name": "Email Validator (MX, Disposable, Typo)",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-18T05:35:46.362002Z",
        "status": "active",
        "statusChangedAt": "2026-10-18T05:35:46.362002Z",
        "updatedAt": "2026-10-18T05:35:46.362002Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Validate emails without sending mail: syntax, MX, disposable, role and typo checks, SPF/DMARC.",
      "name": "io.github.fairquery/email-validator-mx-disposable",
      "remotes": [
        {
          "headers": [
            {
              "description": "Bearer <your Apify API token>. Optional for clients that support Apify OAuth. Runs are billed to your own Apify account (pay per event).",
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://mcp.apify.com/?tools=fetch-actor-details,fairquery/email-validator-mx-disposable"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/fairquery/email-validator-mx-disposable"
      },
      "title": "Email Validator (MX, Disposable, Typo)",
      "version": "1.0.1",
      "websiteUrl": "https://getfairquery.com/posts/validate-email-addresses-api-mx-disposable-typo/"
    }
  },
  "source": "mcp_registry",
  "summary": "Validate emails without sending mail: syntax, MX, disposable, role and typo checks, SPF/DMARC."
}

What the leaf hashes

{"body":"a4947a88a6a137d63b0f4e7986cf819fa92e6e021e4cc8af722d6227f4397075","id":37046,"kind":"listing","method":"baseline/1","observed_us":1793025389425061,"prev":null,"subject":"mcp_registry:io.github.fairquery/email-validator-mx-disposable","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x0a8ed38befd5f6f049c4de30216fb54f840def0ef61018488d5ca25f04c2f504
2. 0x3da5e617f6b209766ab0eff46719ccd78cc6b988cb61b5138add6ab1df5cbce4
3. 0x3cb9e74396c65122728713cdecba2b99c1c94aecc35b461cca1ca4fabadb91b8
4. 0x34243ade160446642574d2527bb9bd3af74779f75d580cc0af0d851ffb744173
5. 0x8cf8e4b20da36a791d336b315d366fc04ff78a6314417e7db86c2531c4e7c39d
6. 0x56101acc4929d7491e844d75029374b9110520486f4500affb4f8b26e76ab088
7. 0xb86f9b2f3dce087ed46171fc47497f3ed885ec7f1d214bfc5c1fbe4a8c2354d7
8. 0xd63fdf339faad25d4fdb09cacd911a058199ec26fa257710de0cf944e932386a
9. 0xba3b779db8831c9f2d386e6957026a6d91e70d6eaf4539d05649c9e6d0555615
10. 0x3526fc43e1700b5c470f59503113376c32080a3a5d8962c998cb16807f4058a9
11. 0x87b542db74671bce07a9c7ffa1bac70164f2e2ab234b807975c3d56a1d6139ee
12. 0x9e12233d6ee4faeb9271b0fc3c834797517d702f44add023149f28a0809c0aaa
13. 0xe5a836cf25a8dfc72c9e3b6a69a7561a1f61f50f9cf36707d36f6e926aa15dec
14. 0xa96bb9408ce00a0d40ddaba8736257dfce76d5478b131d69db1afdf8a824312b
15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae