https://www.worldcommunitygrid.org/team/challenge/viewTeamChallenge.do?challengeId=9700

and

https://www.seti-germany.de/wcg/1_en_Welcome.html

The challenge will take place…

15th Annual WCG Birthday Challenge by SETI.Germany

Source: [H]ardOCP – 15th Annual WCG Birthday Challenge by SETI.Germany