Evidence row 3957743

What was observed

{
  "endpoints": [
    [
      "web",
      "https://payware.eu/en/for-developers"
    ]
  ],
  "name": "payware",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-07T18:01:44.292032Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T18:01:44.292032Z",
        "updatedAt": "2026-11-07T18:01:44.292032Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "payware A2A payments API for merchants, ISVs and payment institutions",
      "name": "io.github.payware/mcp-server",
      "packages": [
        {
          "environmentVariables": [
            {
              "choices": [
                "merchant",
                "isv",
                "payment_institution"
              ],
              "default": "merchant",
              "description": "Partner role: merchant, isv or payment_institution",
              "format": "string",
              "name": "PAYWARE_PARTNER_TYPE"
            },
            {
              "description": "Partner ID from the payware dashboard",
              "format": "string",
              "isRequired": true,
              "name": "PAYWARE_PARTNER_ID"
            },
            {
              "description": "Path to the RSA private key for the sandbox",
              "format": "filepath",
              "isRequired": true,
              "name": "PAYWARE_SANDBOX_PRIVATE_KEY_PATH"
            },
            {
              "description": "Path to the RSA private key for production",
              "format": "filepath",
              "name": "PAYWARE_PRODUCTION_PRIVATE_KEY_PATH"
            },
            {
              "description": "OAuth2 client ID (ISV partners only)",
              "format": "string",
              "name": "PAYWARE_OAUTH_CLIENT_ID"
            },
            {
              "description": "OAuth2 client secret (ISV partners only)",
              "format": "string",
              "isSecret": true,
              "name": "PAYWARE_OAUTH_CLIENT_SECRET"
            },
            {
              "description": "Comma-separated toolsets to load, e.g. products,placements. Unset loads every tool. Toolsets: auth, transactions, products, placements, data, logs, poi, shops, onboarding, utils",
              "format": "string",
              "name": "PAYWARE_MCP_TOOLSETS"
            }
          ],
          "identifier": "@payware/mcp-server",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "2.1.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/payware/mcp-server"
      },
      "title": "payware",
      "version": "2.1.0",
      "websiteUrl": "https://payware.eu/en/for-developers"
    }
  },
  "source": "mcp_registry",
  "summary": "payware A2A payments API for merchants, ISVs and payment institutions"
}

What the leaf hashes

{"body":"b7688f803ca61d624b4b28a27230f73e50d740d0ed958801cc57e721938d0964","id":3957743,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794075883890414,"prev":2539467,"subject":"mcp_registry:io.github.payware/mcp-server","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-07 (195826 rows).

1. 0x589c405512cf8fb4204123716ee27a6b45a24229bf2f165771f9577a03393087
2. 0xb66bc199e8cce9a9f8f95ae3b5ebdc64ad69922c9cf53ca413cc914ab771bb18
3. 0x8a28e2ab2234073d5c2e44e629fae786c8c86a040cf7c5da201191f2cc521bcc
4. 0x56783eda3d3e354119c29c75164e3176f1e39cafe5297422ac01a7a503bedb4e
5. 0xc8fb099bc8ae2cb9780d5e675271cd55977f966bdd05a9a2634780ab88a51d19
6. 0x5a02eeaa5d78cc251f1085f4e6e39f973535f57a3c3ec7d69f2dfec68dd9f566
7. 0x8ee85b6af7bc20b187fd40ddd995476760df58fbdaaa807d6196cbd01ff9b726
8. 0xd7ea288a20afecc7d880baa749004c499bd0653913f6f566939f107122c6e609
9. 0xadd9bf6e11849deb4c821df7242a6e127ed644cd3f2f4035fdb0c8c5dd2ef0ff
10. 0xce95e8cdf63fb9cb99cafd9d79acd275a998ad76908b8ca07d8bbbf7b06182ab
11. 0x032915afb7c158b5194979a99682dbb123a84af92473e0bdde57396f285e28f1
12. 0xd87ea0261d669908d76e95a7ecf9dfe9028d4c1a1735e2834eb092d3e0d31be9
13. 0xc3b5a5b5deec688de4c1e547f1f861e0aa4ab6641dd79f6e7e20b0e5a09c6cd8
14. 0x712cc609388442c0171a13fe8c2149c1d02ab5643adc1ab035eb3abf53adbae9
15. 0x9127f3a0ab829dab5d80217ddc8d077053e20f2e260baed043c8a97478ebb2bf
16. 0x9108c80d13a11b7549b554924410a7c5d215a2cd03aee9659ca627cb099f1a2e
17. 0x3b69f6d98c91b21287021db092e52491474f0d08438393ac130d6a3c273bcd4a
18. 0xff23fa8a9de3f957315ef0dfe7e8d8f6b1a51dae05fef7615c59794e019ff05c

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa