Proof of Authentication !
Bitcointalk Username : Hdmi
Bitcointalk Profile link : https://bitcointalk.org/index.php?action=profile;u=2737141
Bounty Campaign/s to join :  facebook / twitter
facebook profile : https://www.facebook.com/melanondubrovin
Twitter profile  : https://twitter.com/PandaXRP
Linkedin profile : https://www.linkedin.com/in/andrey-dubrovin-2990ba160/
YouTube profile : https://www.youtube.com/channel/UCgEZZSZs1qmxcvz9d35oxlA?view_as=subscriber
telegram username : @Dubrovin9
eth address : 0x934BfD744f4F53fD4f9Cf30D110A7067082c7790

This post serves as a proof of authentication that I participated in the campaigns above mentioned and it is required by the Bounty manager.