xenodeve/xeno-skills · skills/t4/using-t4/SKILL.md

using-t4 skillA

using-t4 is agent-read markdown (skill) from xenodeve/xeno-skills: Use at the start of any task in a T4-team repo (T4 Labs / Slow-Inc) to decide which T4 skill applies — setting up the repo, session-start memory and open-work, planning or shipping a feature, or recording a bug/decision/change — and to hand off to the companion skill ecosystems the team runs alongside (superpowers, matt pocock, 9arm). The entry-point map for the t4-* skill family; consult it before acting when you're unsure which T4 discipline or which external skill a task needs. Triggers inclu.

Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.

How to install

Latest version
mdr add xenodeve/xeno-skills/using-t4@git:20260820.0baca5e
Exact content
mdr add xenodeve/xeno-skills/using-t4@sha256:c849cef492964576

Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_mpjphwgt6yes2wog.svg)](https://markdownregistry.com/a/art_mpjphwgt6yes2wog)

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Versions

versioncommittedcommitsizeaudit
git:20260820.0baca5e latest2026-08-20 0baca5e 11,208 BA view · diff
git:20260819.4b2b6512026-08-19 4b2b651 10,840 BA view · diff
git:20260819.4c4dbf32026-08-19 4c4dbf3 9,943 BA view · diff
git:20260812.3d97e982026-08-12 3d97e98 9,709 BA view · diff
git:20260812.55470892026-08-12 5547089 9,700 BA view

Audit of the latest version

A  17 of 17 checks passed. Deterministic, no model, 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 (11208 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

xenodeve/xeno-skills · 2 stars · license MIT · pushed 2026-09-07 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_mpjphwgt6yes2wog
GET https://markdownregistry.com/api/v1/resolve?ref=xenodeve/xeno-skills/using-t4
GET https://markdownregistry.com/api/v1/blob/c849cef492964576a07927e89f02168cd5fb81f0123b459f3100264113e05b5f

Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.