Evidence row 2546274

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://bss-b2b-solution.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/bss-b2b-solution/"
    ]
  ],
  "name": "BSS B2B Solution MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T07:15:51.618435Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T07:15:51.618435Z",
        "updatedAt": "2026-11-03T07:15:51.618435Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read and manage B2B pricing rules; read and approve wholesale applicants in BSS B2B Solution.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://usefulapi.io/icon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "256x256"
          ],
          "src": "https://usefulapi.io/icon-256.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://usefulapi.io/icon-512.png"
        }
      ],
      "name": "io.usefulapi/bss-b2b-solution",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://bss-b2b-solution.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/bss-b2b-solution",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "BSS B2B Solution MCP by usefulapi",
      "version": "1.1.1",
      "websiteUrl": "https://usefulapi.io/bss-b2b-solution/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read and manage B2B pricing rules; read and approve wholesale applicants in BSS B2B Solution."
}

What the leaf hashes

{"body":"9c73683b0ed6129a36f265cb374175fc0ef970bc7f37bebee17e0cb7ef4d422a","id":2546274,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793690345104579,"prev":2130049,"subject":"mcp_registry:io.usefulapi/bss-b2b-solution","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x327f59b1518570a93e41c79c74bc1f8928e0f1c675e5ee4efab6af94592e2161
2. 0xd9aba216647dd16f8d5bc91447b07ccdc0faa6ab546f5a70bafb087764cfecaf
3. 0x3839c1dd274db4bcc433c72130348f994d6c646d894de5ff768c8b232cf5e6e7
4. 0xc88025ad752ad32a7d7f4fd3ceca3de8fe4c6ff68e5b39870aa7e4b2daa414b9
5. 0xea10556711c9bfe9e07711a8647611d63dc87fd120ead4335a74a32f0675b9e5
6. 0x2870a1ff410c4035cf8280039f04420fead48cde86a951ccbdfcde458fefa6a2
7. 0xa2631492153f626acabd1e165421dcf9338c3483e24a2097a7695f90ca6a4ebe
8. 0x25803cca7e1c0d997ccb3590584a2388e2e4ce3d5ecd8d5ab28072db37c105a8
9. 0x0bb9ad1814e1b96bf1b98020dc8142f124f8bce2a8ddfea32c3e32372879f111
10. 0xc3b4c7fdb0d4f81729735ec057ec2d5134191a78792d7e5495f7dcbfd9eadca4
11. 0xa7f054a4f6957a5aeeab3f253b1db49c5f4cbc94ad575ef67ebe7d8efe0b902b
12. 0xcb6ca601beacf26b9177e32582b9a95d6e0a58f9ffbe25f09a44da62d9c8c46d
13. 0x44abafcf13dab1951b2bc18cbef696c35ca4b682c2928d864f1fc1033e99e222
14. 0xe2bf4675db929800e127e8a752f51484d14d8f7a9d806273bdc68a1dfd125e44
15. 0xb1fe1f6398b7faed977bc6cc75b0a8404ef5a6cb386ca30aebdb7450b7bb6dbe
16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7