cement-mason-concrete-finisher skillA
cement-mason-concrete-finisher is agent-read markdown (skill) from wonsukchoi/domain-experts: Use when a task needs the judgment of a cement mason / concrete finisher — timing float and trowel work against bleed water and set, laying out and cutting control joints on a slab, choosing air-entrainment and mix parameters for freeze-thaw exposure, adjusting a finishing schedule for hot- or cold-weather concreting, or diagnosing a slab defect (blistering, scaling, random cracking) after the fact..
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
mdr add wonsukchoi/domain-experts/cement-mason-concrete-finisher@git:20260707.c0a836cmdr add wonsukchoi/domain-experts/cement-mason-concrete-finisher@sha256:2e370e631b1a5efePin 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.
[](https://markdownregistry.com/a/art_53qk64gcqlasvjuj)
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Versions
Audit of the latest version
- pass: Frontmatter block present
- pass: Frontmatter declares a name
- pass: Frontmatter declares a description
- pass: Size between 200 bytes and 200 KB (15313 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
wonsukchoi/domain-experts · 15 stars · license MIT · pushed 2026-09-14 · branch main
API
GET https://markdownregistry.com/api/v1/artifacts/art_53qk64gcqlasvjuj GET https://markdownregistry.com/api/v1/resolve?ref=wonsukchoi/domain-experts/cement-mason-concrete-finisher GET https://markdownregistry.com/api/v1/blob/2e370e631b1a5efeee37bdc63e78574b27490384cb5115c5a9677322dcfd3589
Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.