I thought golem alpha have been released for a while.

I check their twitter and i don;t think there's anything pointed to this date.

I understand the confusion, I looked at the cryptocalendar too.

http://i.imgur.com/j8Pxmyc.jpg
Image = http://i.imgur.com/j8Pxmyc.jpg
SOurce = https://cryptocalendar.pro/event/791

So i go to the site pointed. I don;t think that's a date.