openapi-invoicing SKILL.md skillA

openapi-invoicing from openapi/openapi-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add openapi/openapi-skills/openapi-invoicing@git:20260610.0dfad19

Pins git:20260610.0dfad19 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
openapi/openapi-skills
Path
skills/openapi-invoicing/SKILL.md
Versions recorded
2
Latest version
git:20260610.0dfad19, committed Jun 10, 2026
First version recorded
Jun 10, 2026
Size
2,793 bytes
Repository stars
15
License
MIT

Italian electronic invoicing and payments through Openapi - send/receive electronic invoices via SDI (Sistema di Interscambio), digital receipts (scontrino elettronico), legal storage, and bill payments (MAV, RAV, PagoPA, car tax). Use for fatturazione elettronica and bill payment tasks.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Openapi invoicing & payments

Bearer token required (see the `openapi-auth` skill). Sending invoices/receipts to the Revenue Agency and paying bills are **irreversible fiscal/financial actions — always confirm with the user first**.

## Invoice (preferred) — `https://invoice.openapi.com`

Full management of Italian electronic invoices (FatturaPA XML) and digital receipts.

- `POST /IT-invoices` — create/send an invoice to the SDI; `GET /IT-invoices`, `GET /IT-invoices/{id}` — list and monitor states (delivery, rejection)
- `POST /IT-invoices_import` — import externally created invoices
- `POST|GET|PATCH|DELETE /IT-configurations[/{fiscal_id}]` — per-company configuration (signature, legal storage, `receipts_authentication`)
- `POST /IT-receipts` — send a digital receipt; `GET|PATCH|DELETE /IT-receipts/{id}` (PATCH returns items from a receipt)

Key constraints:

- **Receiving supplier invoices** requires registering Openapi's Recipient Code on the Revenue Agency website: code **PIC7CPS** (Invoice API).
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add openapi/openapi-skills/openapi-invoicing@sha256:d9a00ea6dc06fe8c

The line at the top of this page pins the label git:20260610.0dfad19, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_zbj6bbf75pm5steh.svg)](https://markdownregistry.com/a/art_zbj6bbf75pm5steh)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 2 versions of this file, all committed on Jun 10, 2026.

versioncommittedcommitsizeaudit
git:20260610.0dfad19 latest2026-06-10 0dfad19 2,793 BA view · diff
git:20260610.a6e7f3f2026-06-10 a6e7f3f 1,648 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (2793 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

openapi/openapi-skills · 15 stars · license MIT · pushed 2026-09-15 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_zbj6bbf75pm5steh
GET https://markdownregistry.com/api/v1/resolve?ref=openapi/openapi-skills/openapi-invoicing
GET https://markdownregistry.com/api/v1/blob/d9a00ea6dc06fe8c04c1cb774b84d3e2ad97d55f9403274c990d31c0c26c529b

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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