# Attestwire

> Attestwire — com-attestwire-en16931. Use this tool when you need to validate and generate standardized electronic invoices in UBL or CII XML formats, solving compliance issues with European norms like EN 16931 and Peppol. It takes invoice data or UBL/CII files as input and produces validated UBL or CII XML outputs. Ideal for use cases involving XRechnung and Peppol invoice exchanges, streamlining electronic invoicing processes.

Canonical page: https://skillsregistry.net/skills/com-attestwire-en16931  
JSON: https://api.skillsregistry.net/v1/skills/com-attestwire-en16931

## Description

EN 16931: validate invoice data or a UBL/CII file, emit UBL or CII XML. XRechnung, Peppol. Not PDF.

## Trust

- **Trust score (0–1):** 0.30
- **Verification tier:** unverified
- **Last scanned:** 2026-09-02

## Facts

- **Version:** 1.1.2
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** finance
- **Updated:** 2026-09-02

## Source

- **Source listing:** [MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/com.attestwire%2Fen16931)

## Use it

MCP endpoint published by the skill: `https://api.attestwire.com/mcp`

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "com-attestwire-en16931"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/com-attestwire-en16931` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/com-attestwire-en16931/pull`

---
SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt