Evidence row 20303

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://sigmadiario.com/api/mcp"
    ],
    [
      "web",
      "https://sigmadiario.com/desarrolladores"
    ]
  ],
  "name": "SigmaDiario — Datos de Argentina",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-23T22:01:01.491032Z",
        "status": "active",
        "statusChangedAt": "2026-08-23T22:01:01.491032Z",
        "updatedAt": "2026-08-23T22:01:01.491032Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Live Argentina data: dolar rates, quiniela and lotteries, holidays, river levels, inflation, news.",
      "name": "com.sigmadiario/datos-argentina",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://sigmadiario.com/api/mcp"
        }
      ],
      "title": "SigmaDiario — Datos de Argentina",
      "version": "1.0.0",
      "websiteUrl": "https://sigmadiario.com/desarrolladores"
    }
  },
  "source": "mcp_registry",
  "summary": "Live Argentina data: dolar rates, quiniela and lotteries, holidays, river levels, inflation, news."
}

What the leaf hashes

{"body":"6868bb40df129fe4845767a22ad8dd3c2e210b60e927444f2fe57da8bc83aa45","id":20303,"kind":"listing","method":"baseline/1","observed_us":1793025335757312,"prev":null,"subject":"mcp_registry:com.sigmadiario/datos-argentina","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. 0xcc3b71d72c016b25be961b325ca7d5c278fcba620557614db59120ba5b1f022d
2. 0x25b5c5f9a7048f25f9e8272e901dfdffa279bc0db0288d427c071d39cfca2b8a
3. 0x6d59240ff05870639304834e6a9dfa532af5881f4893c0483eb658bb9fc32b19
4. 0xa98df52eeb7b2a67199d911b4bf023907d42cd1480d217b87bd19133ac3f7acc
5. 0xf68012eaec91f06784384a47a405c2d4aa9c5cd6efe1cbbbe5c02baab7bc8f68
6. 0x0dd265fd627418c7faa9d15c39598e58195b6edbaf0d1c894b196c69bbcef028
7. 0x4b3cfbd63bd5a92dd9e4ca424905875d4245dd5de194704946ff15fb4c6d8214
8. 0x68fd65536d30616961c30c739bce9ac96c4f024e7a03a5f11a217685d824f90b
9. 0x25ad48cfcb4b94454f2fcdbb7e892d7ebb4b8a43fda41c990cb29ba48199679a
10. 0x271656ddeb4ac114157823f5b692e3080e2fc3456a434600ab85e26da37fbbb5
11. 0x351a777a477836c8c26972f993b4d53df3d67c6acea7cef50b5038df678d6a3f
12. 0x85ea84dc356483b05e7ec8ed6e303988684070a1512dc756c8e64a7e3604feaf
13. 0x985acd37cc044d5aa6ad959194da8e91c81045df83517891ed92f1763a9ab825
14. 0x5b20d8aab05225a3497eadcce89d2e2a586a510fb31334793d3f46f88f0157c5
15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae