Proof of existence vs Utopia
A side-by-side look at Proof of existence and Utopia. For an in-depth review of either product, follow the links below.
Proof of existence
Bitcoin & Cryptocurrency
Proof of existence is a service that allows you to cryptographically prove that a document existed at a particular point in time. It works by submitting a hash of the document to a blockchain, which timestamp proofs its existence.
blockchaintimestampingproofcryptography
Utopia
Social & Communications
Utopia is an open-source, decentralized peer-to-peer network that allows users to communicate and collaborate privately and securely. It features encrypted instant messaging, file sharing, email, and group chat.
decentralizedpeertopeerencrypted-messagingfile-sharingemailgroup-chat
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