4 ms·Yep, a search for 'hyperloop-alpha.pdf' shows it was released on the Spacex site on Aug 12, 2013.by TenJack 12y agoYep, a search for 'hyperloop-alpha.pdf' shows it was released on the Spacex site on Aug 12, 2013.frewsxcv 12y agoYep http://www.teslamotors.com/blog/hyperloop http://www.teslamotors.com/blog/hyperloop_delirium 12y agoAnd here's the HN discussion from last time: https://news.ycombinator.com/item?id=6201728 https://news.ycombinator.com/item?id=6201728