Evidence row 52884

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.sumup.com/mcp"
    ]
  ],
  "name": "SumUp MCP Server",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-22T22:22:49.246207Z",
        "status": "active",
        "statusChangedAt": "2026-09-22T22:22:49.246207Z",
        "updatedAt": "2026-09-22T22:22:49.246207Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Tools to explore SumUp accounts, payments, customers, and payouts.",
      "name": "io.github.sumup/mcp",
      "remotes": [
        {
          "headers": [
            {
              "description": "OAuth bearer access token for authentication.",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://mcp.sumup.com/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sumup/sumup-mcp"
      },
      "title": "SumUp MCP Server",
      "version": "0.1.2"
    }
  },
  "source": "mcp_registry",
  "summary": "Tools to explore SumUp accounts, payments, customers, and payouts."
}

What the leaf hashes

{"body":"959bb52fd4cd7c24e10ab5a25cd070de875ff45f4619af4c7ff6795f492bed4f","id":52884,"kind":"listing","method":"baseline/1","observed_us":1793025421889656,"prev":null,"subject":"mcp_registry:io.github.sumup/mcp","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. 0x3bd19ff7a062788691c75490653f6eb8f758eb35f90b6800a49f7ca797723f6f
2. 0x338dc5753496b6a72f976be91de0e0f0b5f26fe0c1261e04dd26a90fe472e192
3. 0xf6ddbc029e18538445746fd9bf0ed03a392103be0869204c3002ed211841f1f8
4. 0x335523a540b076727dcc8bd19aaeba32a257572196716eb41725c90e3f64a43c
5. 0x4c59eb7a7d37d15d47b55242f5fd03ad69dc4a2654dbfc7c3d054689d7bba0c5
6. 0xb356cd97f69737eaf2dd01d3dc0ae51a4a36039db3d3387dbac3e34d5092dc0c
7. 0xc5e50e0d955a897444401d6255f1221e8754f8bfa81819741cb34f9ee8c8659d
8. 0xbc0baebe592cff50963033861f302a3744d6b67194dfd9724245f157fac365cf
9. 0xf2faf4093728c777232702b119748ec430da4271007ae8518a236a38e4851f96
10. 0x2e8a687ff66d8afe58fa1b3504a221aae25ce629dbb3718301a0d0479898a139
11. 0x876d91ae08f3c341c1d9ba4ed92a9c937c054b5c7d6cd935bb21dda6fb029cac
12. 0xdb4b9388e3fe1df4b04e149e559f925fb354066ae1d2537fd6f918162716fadf
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