# Proof of Authentication 
Bitcointalk username: NikCastle
Bitcointalk profile link: https://bitcointalk.org/index.php?action=profile;u=2119782
Twitter url:   https://twitter.com/kegbids
Facebook url: https://www.facebook.com/sergei.grishkov
Reddit url: https://www.reddit.com/user/sgrinn
Medium url : https://medium.com/@kegbids
Telegram username: @kimhome
linkedin https://www.linkedin.com/in/sgrinn/