Evidence row 40523

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://app.wellfred.com/api/agent/mcp"
    ],
    [
      "web",
      "https://app.wellfred.com/"
    ]
  ],
  "name": "WellFred — Services in Costa Rica",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-19T03:05:39.733381Z",
        "status": "active",
        "statusChangedAt": "2026-10-19T03:05:39.733381Z",
        "updatedAt": "2026-10-19T03:05:39.733381Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Find Costa Rica services, providers, classes and events; check availability and prepare bookings.",
      "name": "io.github.leesalminen/wellfred",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://app.wellfred.com/api/agent/mcp"
        }
      ],
      "title": "WellFred — Services in Costa Rica",
      "version": "1.0.0",
      "websiteUrl": "https://app.wellfred.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Find Costa Rica services, providers, classes and events; check availability and prepare bookings."
}

What the leaf hashes

{"body":"06f214005e3867ab73658af3c9402fa27c6b63442116f14f48e74775ac282e5e","id":40523,"kind":"listing","method":"baseline/1","observed_us":1793025397443295,"prev":null,"subject":"mcp_registry:io.github.leesalminen/wellfred","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. 0x4af40682f96338c797daef065fcfbee56ece773aa5a8a1ae651100fb2b676871
2. 0x4702b867f8280ef98f5d0d8155a4eb4471371a2c79507b444b1fd166ae1446e7
3. 0x798a7b94ff78345bf6aa5e19ace573fcf771e94a59a636fdea499cff8993c1a7
4. 0x1d7e263abc3158b892840d593aa206aac4f369353b0b744c9a0a3ba6b6de4111
5. 0xd2964781e5cf3dae5d0119ff06361458374a6c76340e834d9945ffbc3ea9cb52
6. 0x5b13cb47bb2089920fe4ce9391c724f4febf1d5590e88fa4c94c07f64c403b55
7. 0x4d8d4157bf0294cd24bf7d5902c140d43206072b5e285320fc53c5acf999eb1c
8. 0x6088a70a6f218fb345aa7391a98c53f604924e0e5b8f290a343bbdd55cd63a24
9. 0x17e5514daeab01fa26b00a0cafb9128ee75a4ef74f81eef30646126f19306906
10. 0xb9c44c195c511a74ed82b24db714e43b1a5a80029db27888948baa71082b81f9
11. 0x401a323dfcffdb4ec1a75537dabf1f5c7403e6d01d2965f0f6eba13263cf7c64
12. 0x67ae8949b58cb7b0dd4cfa0f9aeeee715e0ae6b87fef0ba46483bbf280004c53
13. 0x1ffd24a0422348bb2305058cc138e276511e1c074bf8139af5b773941f0e5de2
14. 0x88e326a39b26e2c125306c9d3805d14398ace088bba9a2a0aa376b811cfb201a
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae