match-structure SKILL.md skillA

This file is byte-identical to the first copy the registry indexed, one of 6 indexed copies. Same content hash, so the same checks give both the same grade.

match-structure from petar-djukic/writing-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add petar-djukic/writing-skills/match-structure@git:20260829.5edff40

Pins git:20260829.5edff40 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
petar-djukic/writing-skills
Path
.opencode/skills/match-structure/SKILL.md
Versions recorded
2
Latest version
git:20260829.5edff40, committed Aug 29, 2026
First version recorded
Aug 12, 2026
Size
7,569 bytes
Repository stars
5
License
MIT

Paragraph and sentence-level style metrics for a research corpus. Computes quantitative profiles (sentence/paragraph distributions, burstiness as coefficient of variation of sentence length, passive voice, hedging, word/phrase/idiom frequencies, per-section metrics), corpus aggregation, term over/underuse comparison, and a plagiarism similarity guard (n-gram shingling with baseline exclusion). Provides voice anchor retrieval from writing-voice exemplars via tf-idf. The section-level driver…

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

*Split from the original match-structure (GH-291, 2026-07): the
section-level driver (compare, blueprint extraction, section-by-section
rewrite) moved to `match-outline`. This skill retains the quantitative
metrics engine, corpus aggregation, frequency analysis, and the similarity
guard that other prose skills import.*

# Match structure (paragraph/sentence-level metrics)

This skill provides the quantitative style measurement layer that other
prose skills depend on. It profiles markdown papers at the sentence and
paragraph level — distributions, passive voice, hedging, citation density,
word and phrase frequencies, stock idiom usage — and aggregates those into
a corpus profile. It also provides the similarity plagiarism guard used by
`match-outline`'s rewrite mode and `match-voice`'s verify step.

## Where things live

- **Corpus:** `<db-dir>/papers/*.md` — the markdown conversions fetched by
  `update-references`, selected via entries in `references.yaml`. Default
  selection is entries with `status: summarized`; pass `--all` to `style.py
  corpus` to include every entry with an `md_path`.
- **Quantitative profile:** `<db-dir>/voice-profile.json`, written by
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add petar-djukic/writing-skills/match-structure@sha256:257a47899dde8388

The line at the top of this page pins the label git:20260829.5edff40, 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_iscv5spkthfvpm27.svg)](https://markdownregistry.com/a/art_iscv5spkthfvpm27)

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

Versions

The registry has recorded 2 versions of this file, between Aug 12, 2026 and Aug 29, 2026, about one every 17 days.

versioncommittedcommitsizeaudit
git:20260829.5edff40 latest2026-08-29 5edff40 7,569 BA view · diff
git:20260812.fc1b88f2026-08-12 fc1b88f 5,571 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 (7569 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

petar-djukic/writing-skills · 5 stars · license MIT · pushed 2026-11-06 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_iscv5spkthfvpm27
GET https://markdownregistry.com/api/v1/resolve?ref=petar-djukic/writing-skills/match-structure
GET https://markdownregistry.com/api/v1/blob/257a47899dde8388eec4d34b7bc13ed60f5b6f00007d8c0a9777e8f14b423472

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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Every file in petar-djukic/writing-skills

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