llms.txt llmstxtA
llms.txt is agent-read markdown (llmstxt) from cis2042/product-design-harness.
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.
What the file says
# UX3 Product Design Harness > UX3 is an Agentic Design Process with Designer-in-the-Loop judgment. It > reviews User, Evidence, and Business flows through six gates and returns one > verdict before bounded execution: continue, verify, or stop_reframe. Canonical website: - https://cis2042.github.io/product-design-harness/ Expanded machine context and canonical answers: - llms-full.txt - answers.md - .well-known/skill-manifest.json - .well-known/agent-card.json (compatibility copy of the skill manifest) Canonical contract (every mode returns this): - schemas/review-result.schema.json Entry point (selects Quick Gate, Standard Gate, or UX3 Council): - skills/product-design-harness/SKILL.md - prompts/start-review.md Contract-enforced rules (JSON Schema plus scripts/check_review.py, not prose): - JSON Schema validates output shape, required fields, and conditional branches - verdict-specific fields are mutually exclusive; a continue result cannot carry a reframed_question - challenge-round fields: forbidden in independent rounds, required in challenge rounds (schemas/reviewer-verdict.schema.json) - every stop_reframe lane verdict carries a stop_reason_class …
Read the whole file at its exact version.
How to install
mdr add cis2042/product-design-harness/llms.txt@git:20260711.57114bdmdr add cis2042/product-design-harness/llms.txt@sha256:ecb8d52eeeede896Pin 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_fsxcd3rdclih53wp)
1 badge views in 30 days
Versions
| version | committed | commit | size | audit | |
|---|---|---|---|---|---|
| git:20260711.57114bd latest | 2026-07-11 | 57114bd | 3,745 B | A | view · diff |
| git:20260711.b45917c | 2026-07-11 | b45917c | 3,753 B | A | view · diff |
| git:20260711.59a9394 | 2026-07-11 | 59a9394 | 3,638 B | A | view |
Audit of the latest version
- pass: Size between 200 bytes and 200 KB (3745 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
cis2042/product-design-harness · 17 stars · license MIT · pushed 2026-09-19 · branch main
API
GET https://markdownregistry.com/api/v1/artifacts/art_fsxcd3rdclih53wp GET https://markdownregistry.com/api/v1/resolve?ref=cis2042/product-design-harness/llms.txt GET https://markdownregistry.com/api/v1/blob/ecb8d52eeeede8963454967584a8836ceb5ae74ed2893b1cd76cce67be7baa6f
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