The following URL and respective QR codes are a direct link to the hashtag #OpenScienceQuest on the different social media platforms.

https://www.facebook.com/hashtag/opensciencequest
https://twitter.com/search?q=opensciencequest
https://www.instagram.com/explore/tags/opensciencequest

https://openscience2018.uni.lu/open-science-quest
(if unavailable use the Internet Archive: Wayback Machine)
http://web.archive.org/web/20190410083154/https://openscience2018.uni.lu/open-science-quest/ 
