sergeyizmailov/knowledge-delta-skills · skills/measurement-experimentation-ops/SKILL.md

measurement-experimentation-ops skillA

measurement-experimentation-ops is agent-read markdown (skill) from sergeyizmailov/knowledge-delta-skills: Decide whether a media-buying result is real before scaling it: testing-mode choice (causal / screening / infrastructure), validity traps (SRM, peeking, contamination, lag, multiple testing), and the platforms' measurement tools — Meta (A/B Test, ad_study API, Conversion Lift, GeoLift, Robyn) and Google (Experiments, Conversion Lift, Meridian MMM, brand-search incrementality). Pairs with the media-buying set..

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 sergeyizmailov/knowledge-delta-skills/measurement-experimentation-ops@git:20260901.dc46bd8
Exact content
mdr add sergeyizmailov/knowledge-delta-skills/measurement-experimentation-ops@sha256:cd62c4b59ac92121

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_lkfynhbueue2ckee.svg)](https://markdownregistry.com/a/art_lkfynhbueue2ckee)

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Versions

versioncommittedcommitsizeaudit
git:20260901.dc46bd8 latest2026-09-01 dc46bd8 4,460 BA view · diff
git:20260829.f957cc82026-08-29 f957cc8 5,015 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 (4460 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

sergeyizmailov/knowledge-delta-skills · 3 stars · license MIT · pushed 2026-09-14 · branch master

API

GET https://markdownregistry.com/api/v1/artifacts/art_lkfynhbueue2ckee
GET https://markdownregistry.com/api/v1/resolve?ref=sergeyizmailov/knowledge-delta-skills/measurement-experimentation-ops
GET https://markdownregistry.com/api/v1/blob/cd62c4b59ac92121b7db672eb3986682711cfec1dde724b5086676b902c84952

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