# Jonathan Bier - Bitcoin’s Block Timestamp Protection Rules (Highlights) ![rw-book-cover|256](https://readwise-assets.s3.amazonaws.com/static/images/article1.be68295a7e40.png) ## Metadata **Cover**:: https://readwise-assets.s3.amazonaws.com/static/images/article1.be68295a7e40.png **Source**:: #from/readwise **Zettel**:: #zettel/fleeting **Status**:: #x **Authors**:: [[Jonathan Bier]] **Full Title**:: Bitcoin’s Block Timestamp Protection Rules **Category**:: #articles #readwise/articles **Category Icon**:: 📰 **URL**:: [blog.bitmex.com](https://blog.bitmex.com/bitcoins-block-timestamp-protection-rules/) **Host**:: [[blog.bitmex.com]] **Highlighted**:: [[2020-08-28]] **Created**:: [[2022-09-26]] ## Highlights - two hours is only a small fraction of two weeks Ratio relative to the diff adjustment life cycle - last eleven blocks. about 6 blocks, 1 hour offset