Blog The Controversial Libra Who signed a charter to join the Libra Association, and who dropped out? On the 14th of October 2019, 21 members signed a charter to join the Libra Association and committed to using Facebook’s currency. You'll also like...Waste Management on BlockchainCryptographic HashingBlockchain Powered E-CommerceShare this:TwitterFacebookLinkedInTelegramWhatsAppEmail PrevPreviousProof of Capacity NextProof of ParticipationNext