# md-first > An experiment in agent discovery. This site has one HTML page, at /, and it links to nothing. Everything else here is a page that no link on this site points at. The only way to reach those pages is a file like this one. Each page below returns `text/markdown` unless the client asks for HTML, and carries a short code near the bottom. Quoting that code back is how a reader proves it opened the page rather than guessed at the contents. ## Pages - [How long request logs are kept](https://mdfirstexperiment.com/notes/log-retention): The retention window for this experiment's raw request log, and what is stripped before anything is published. - [When probes are run](https://mdfirstexperiment.com/notes/probe-schedule): The cadence probe questions are asked on, and the rule for retiring an arm. - [Response time on questions about this experiment](https://mdfirstexperiment.com/notes/contact-window): How quickly a question sent about this experiment gets answered, and what gets answered publicly. ## Full text - [Everything above in one file](https://mdfirstexperiment.com/llms-full.txt): the pages listed here, concatenated