#Proof of Authentication
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BCT Profile : https://bitcointalk.org/index.php?action=profile;u=1036853
Youtube profile: https://www.youtube.com/channel/UCduFyPBNn7CDwFUznaG7Usg
Telegram ID : @HoangvuHK
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Video link: https://youtu.be/091q162Zk8I