Proof of Authentication 
Bitcointalk username: pemulungtoken1
Bitcointalk profile link: https://bitcointalk.org/index.php?action=profile;u=2465774;sa=summary
Twitter url:   https://twitter.com/Alvinnasa_
Facebook url: https://web.facebook.com/alvinasa.ulil
Reddit url: https://www.reddit.com/user/alvinnasa/
Medium url :https://medium.com/@pemulungtoken
Telegram username: @Alvinnasa5
linkedin https:https://www.linkedin.com/in/mochamad-alvin-nasa-bada-chusnul-ibad-89466a128/
ETH address :0xffa6f958195d838df9D58f9437DBC0F2795e187a