Yeah..

Month old

Proof:

Sellers:

http://www.tf2outpost.com/trade/25945628 (selling 2 for 16 obv each)

http://www.tf2outpost.com/trade/26082628 (15 keys) ~ under price ~ kind of new i guess

Solds:

http://backpack.tf/profiles/76561198066435523?time=1431675488 (compared to day before, the keys he added aren't apart of the trade,thats for the unu and maybe the kit. His trade; http://www.tf2outpost.com/trade/25945628 , this is the first seller i mentioned, he sold the 2nd one) sold for 16 keys pure

Another may have sold for an aussie stickybomb ~ 16 but doesn't have the correct history so probably not?