deidentify SKILL.md skillA

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

Install it, pinned
mdr add aperivue/medsci-skills/deidentify@git:20261029.6e36b17

Pins git:20261029.6e36b17 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
aperivue/medsci-skills
Path
skills/deidentify/SKILL.md
Versions recorded
12
Latest version
git:20261029.6e36b17, committed Oct 29, 2026
First version recorded
Apr 11, 2026
Size
15,087 bytes
Repository stars
366
License
MIT

Use when clinical data may contain PHI and must be de-identified before any LLM-assisted analysis. A local Python script (no network or AI calls) detects identifiers with regex and heuristics in 12 country locale packs, with interactive terminal review.

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

# De-identification Skill

You are guiding a medical researcher through data de-identification. The actual
de-identification is performed by a **standalone Python script** that runs WITHOUT
any LLM. Your role is to explain, guide, and verify — not to see or process raw
PHI data.

## Critical Safety Rules

1. **NEVER ask the user to paste, show, or upload raw data containing PHI.**
   The script processes data locally. You never need to see patient-level data.
2. **NEVER read or display the mapping file contents.** It contains original PHI values.
3. **You may read** the scan and reviewed reports (column classifications; no cell values)
   and the audit log (keyed hashes; no original values). Read the de-identified output only
   after the researcher has run the review and confirmed it; it has the identifiers they
   chose to anonymize removed, and nothing more (see "What the tool does not do").
4. **Always communicate in the user's preferred language** about the process, but use
   English for technical terms (PHI, HIPAA, Safe Harbor, etc.).
5. **The researcher runs the script in their own terminal**, not through you (no `!` prefix,
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add aperivue/medsci-skills/deidentify@sha256:bfc9300df626579e

The line at the top of this page pins the label git:20261029.6e36b17, 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_yqgpcqongq23laxa.svg)](https://markdownregistry.com/a/art_yqgpcqongq23laxa)

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

Versions

The registry has recorded 12 versions of this file, between Apr 11, 2026 and Oct 29, 2026, about one every 18 days.

versioncommittedcommitsizeaudit
git:20261029.6e36b17 latest2026-10-29 6e36b17 15,087 BA view · diff
git:20261029.63277fc2026-10-29 63277fc 14,683 BA view · diff
git:20261017.f3fca732026-10-17 f3fca73 13,802 BA view · diff
git:20261002.cb432ae2026-10-02 cb432ae 13,730 BA view · diff
git:20261001.f80c7052026-10-01 f80c705 12,891 BA view · diff
git:20261001.d1cb7912026-10-01 d1cb791 12,803 BA view · diff
git:20260930.c8ed96c2026-09-30 c8ed96c 12,726 BA view · diff
git:20260930.30387c22026-09-30 30387c2 9,274 BA view · diff
git:20260419.25f333d2026-04-19 25f333d 9,347 BA view · diff
git:20260418.11caf952026-04-18 11caf95 9,306 BA view · diff
git:20260411.7268f7e2026-04-11 7268f7e 8,949 BA view · diff
git:20260411.3a728452026-04-11 3a72845 7,578 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 (15087 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

aperivue/medsci-skills · 366 stars · license MIT · pushed 2026-11-02 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_yqgpcqongq23laxa
GET https://markdownregistry.com/api/v1/resolve?ref=aperivue/medsci-skills/deidentify
GET https://markdownregistry.com/api/v1/blob/bfc9300df626579ee8d7dea5a8520043ea8f949250f9fa03ae0a7e2810de479f

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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