Evidence row 22779

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://welt.ergodic.dev/mcp"
    ],
    [
      "web",
      "https://welt.ergodic.dev/"
    ]
  ],
  "name": "Welt",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-19T14:22:41.484744Z",
        "status": "active",
        "statusChangedAt": "2026-10-19T14:22:41.484744Z",
        "updatedAt": "2026-10-19T14:22:41.484744Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Run Welt's tabular, causal and forecasting models on your data. Hosted; OAuth sign-in.",
      "name": "dev.ergodic.welt/welt",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://welt.ergodic.dev/mcp"
        }
      ],
      "title": "Welt",
      "version": "1.0.0",
      "websiteUrl": "https://welt.ergodic.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "Run Welt's tabular, causal and forecasting models on your data. Hosted; OAuth sign-in."
}

What the leaf hashes

{"body":"9aaee67c6bd0e64cb83eb0ac927f820ce98dfb469030160062d90954a62a44b1","id":22779,"kind":"listing","method":"baseline/1","observed_us":1793025349687079,"prev":null,"subject":"mcp_registry:dev.ergodic.welt/welt","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. 0x38d4175be6128383bf53b9cb6756f7fca61eef6eb43b926cb9fb39dd7cc12278
2. 0x9c6b813793af1e231864d01036257ed121b5450e651d4306564d45b2a5c8cee9
3. 0x352016851543df12ad6f42545c5ffe4f9461d445915ba40c3e567ae90da2ba6f
4. 0xa283125789fa2a9a81aa0293779d45c5698b31543385e024c145c21e48572139
5. 0xdb3511608200bca26c0d33b9bd38960f52371e04ed349372fb5ae87d998b3652
6. 0x378709ce70deaaf6b20dd4a01a0469ee39a36a552bdfd3e9cfd8325430a9bdc9
7. 0x86b58862956ff89a35a1e359211eff383dc3a73f43abc009d03cd65d1293d04b
8. 0x14e9ca9e47c81eeaadf7a55394a3937c8ca47a831e2d1fd38a272457f99608fc
9. 0x00a148e9e2ad4c6089060a83d132c866dbf880fddd6836d0615294de0a7c2880
10. 0x9f3071ed8f2d0f3fa297d8d2cbe6bc9d92b7f12cd4c3d713d5debd20d9bd5436
11. 0x04a1aa6c1d916326b08791d1568a512f10ac6aaee806ec4073570b0a6b1b64af
12. 0x18cc4431e4bbe45ee72defb9bb3318434364bf71c883055c6197fa7102ec601a
13. 0xe2214b3d6a48396930d1739b02ea366de2aac5337c9b9ff2aff28cecf6518139
14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae