Evidence row 1482202

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": "2026-10-31T10:53:20.404649Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T10:53:20.404649Z",
        "updatedAt": "2026-10-31T10:53:20.404649Z"
      }
    },
    "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": "1.17.0",
      "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":"afb0045069952d2346f3a946bf92941660602979d5668459ac68cab3cb544c45","id":1482202,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793445365339756,"prev":1257805,"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 2026-10-31 (246033 rows).

1. 0x4338d9de78e5c31f7c4a9fa53591e4bacde5b474b7d535004a286cfdb0bd15c1
2. 0xbd5eff5cf5f973d861ecddd2322639adb2a0c2641f2094e3e67a3d8709130ac2
3. 0x66775c86597377854c03a0444b5d24efeea166004f81e6f8ae50405b0f9d9cca
4. 0x6fd5316694da886f39a7987674df7016c83a194f778eff8d30aa169d1a21de3e
5. 0x431132470a2dd39e36bd8d88110d9b4fc6837e3eaa832710abb8ed58f6456bcc
6. 0xf989cc0ae0d967c530082893519d67f617dcfad0eec64bdb908c649f2ff70f2a
7. 0xd314b007da2140f90775d22f43470437c74434eee99e845f5f7e2e7688245b56
8. 0xd24ada768d3106f22eb07c3e632aae507f81cb83e44c3ff72c9c4d3f71b9e450
9. 0x71a0b221c19560a12cfd5e1c438f17523519422ed8351103219a8615f5ec9030
10. 0xd381c66012c9b8f67e343906460cc6f53a7273fd48840ea4b7ce777ef94e3640
11. 0x89afda1222981f9b741b5b46082a040863959528b849bb1c5cf7323868cfef5c
12. 0xfee51ffa8c750bcbf37b72246cd37a64c6c2a91732c57e7a49e32d9164a15569
13. 0x7a54c08d5f3c4094c6fd45e1d2f2914fc4df4c6b08f960dc391a45bb8a435724
14. 0x52abc997ae7243cb8d8ecfd77101582ba9534053215bf053c093c35dae7572c6
15. 0xc712f139a437e96ecb98a6d83c47c29921720c39ba2e7e94f4973de043fb567c
16. 0x24ea73817c2ff07f87a42be89aff36ac5fe49b64420a647cd406ee60e6a77f70
17. 0x37f13582abb3c002d51c2f190c312129cbc3a39754618fee2c75c2441bb1eb94
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0