Hello,
It’s possible to have GPG firmed achievement in diploma style (bitcoin blockchain firm, even better to prove the date of emition)?
http://ultracopier.first-world.info/temp/diploma.jpg
http://ultracopier.first-world.info/temp/diploma2.jpg
This allow too offline diploma. Include if codingame is temporary or definitivly down. Like if you too you wish it! The target is clearly the recruitment for companies. It’s why have unfalsifiable certificate, valid included without codingame online is very useful.