Evidence row 3723845

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://smartbill.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/smartbill/"
    ]
  ],
  "name": "SmartBill MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T12:08:53.564645Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T12:08:53.564645Z",
        "updatedAt": "2026-11-06T12:08:53.564645Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read SmartBill series, taxes, stock, clients and products; draft and issue invoices and estimates.",
      "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/smartbill",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://smartbill.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/smartbill",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "SmartBill MCP by usefulapi",
      "version": "1.22.4",
      "websiteUrl": "https://usefulapi.io/smartbill/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read SmartBill series, taxes, stock, clients and products; draft and issue invoices and estimates."
}

What the leaf hashes

{"body":"d29fb04b7d95206eed7080fe6caf6bd2b95261d010c01a627dfac0888d95ddda","id":3723845,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793967741941113,"prev":3414562,"subject":"mcp_registry:io.usefulapi/smartbill","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0xc2d53ecf8bb31c55f0e038bc2a3ef43075d650765cecfd8f75cc081bfc7d35aa
2. 0x9ba1d3c5f9858110ac533f002d6396dbf39fff92bad2ffe436813e551f2d39a7
3. 0xbfe04e5fb96e057c2d7c3c7bae8c0962b6619bf338527f342ba0b8b33a4ba021
4. 0x04487c11145bbc289a5a976a17e283ed1b1bd0907bc5e6cce7ef31eaf8373c89
5. 0x593faae86feb1e1062d22487bea095dbf855c00e337e2b71e459489a15a4b0a0
6. 0xb07bd23b6241113d639f356e7db158113834b6942a6ab4b30e0e0f02314e98ea
7. 0xa29cf04f14ad13fa418f0f4b4d1ddfa3c287975908a3e537660593527aec1e9c
8. 0x29dcbd2930f33b8142b9dc555e38bf00932df5ade5c0c4961e2c8015bb97152c
9. 0xc8375f8f4a1e98ef38ee573f061c520f4fc52e59473a19bcca6da3a5e6764df2
10. 0x65b43b6496ab26f0c1ff3450d49ec33227a5953e4fcde3d3a78cfc90ed9779e5
11. 0xd1b0d6a370e907d3e2e9d1097438a0a0c3aafc8b5fb9b39cb4e19305b6189ea9
12. 0xcd02348e2aa1a96b6225a312cfa8a211bd6e6ed26cb15f8cd7ea2ce2c6b07a9e
13. 0x924241b8420d4d4319e17028e9b8589ddddc47fe0266839c1519510a8c3ae3ca
14. 0xf2bbeea848b333047f129c8686a1cb6572f51a517261b7356309c2239f36fcaa
15. 0xa1718cabb225bcfa7e8d30571095a3947ec7e2f279fac8d2d2530d955a7def96
16. 0xd47209ac9b2ac71257b5162800ce4482f8cf7ea04f074033847ad335ca758d32
17. 0xf19d501fdbc28e10c3244253daf0c37c4752659eae14a7cba585a18c7df9ce0d
18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1