You can make sure that the author wrote this post by copy-pasting [this signature](https://raw.githubusercontent.com/staltz/staltz.github.io/master/signed_posts

You can make sure that the author wrote this post by copy-pasting [this signature](https://raw.githubusercontent.com/staltz/staltz.github.io/master/signed_posts/2017-04-06-an-off-grid-social-network.md.asc https://raw.githubusercontent.com/staltz/staltz.github.io/ma...) <-- 404: Not Found. Now I am not so sure on who the author is anymore...