In their post is a disclaimer from the author that they made a mistake in their initial proof. https://ogiekako.vercel.app/blog/find_mkdir_tc https://ogiekako.

In their post is a disclaimer from the author that they made a mistake in their initial proof. https://ogiekako.vercel.app/blog/find_mkdir_tc https://ogiekako.vercel.app/blog/find_mkdir_tc https://news.ycombinator.com/item?id=41115941 https://news.ycombinator.com/item?id=41115941 They also updated their proof (not saying whether it's valid or not, just updated): https://news.ycombinator.com/item?id=41127041 https://news.ycombinator.com/item?id=41127041