Proof of authentication post
Bitcointalk user name: Alex_rzn
Bitcointalk profile link: https://bitcointalk.org/index.php?action=profile;u=2026903

Twitter user name: @BitcoinRzn
Twitter profile url:  https://twitter.com/BitcoinRzn
Facebook username: @Alex Ryaz
Facebook profile link: https://www.facebook.com/alex.ryaz.752
Telegram user name: @alkomrzn
ETH address: 0xb66413b9a5d2554a6b334A8ccb8bEB9B56091459