# Documentation

> A thin hub, not a documentation site: the things you need before you trust a fix.

Source: https://citetune.com/docs

## Rule catalogue

All sixteen deterministic rules, what each one observes, what it infers, and what would disprove the inference.

## Safety tiers and pull requests

What each safety tier permits, which preconditions are checked before a fix is drafted, and what a rollback actually reverts.

## Crawler and data retention

Our user agent, our rate limits, how to block us, and how long a scan result lives before it is deleted.