proof-of-existence topic

This is my attempt to list all possible blockchain consensus out there, i welcome pull request of the blockchain community! lets make it the main reference for blockchain consensus

cedricwalter

Core and web app for Proof of Existence - the original blockchain notary service

proofofexistence

PrivateStamp: a private proof-of-existence DApp. Prove that you've had a file at a certain time without compromising your privacy.

adamrefaey

Decentralized Data Sharing Network - A Peer-to-peer, censorship-resistant, and a privacy-focused data sharing network

filefilego

:whale2: :whale2: https://meetup.com/Silesia-Blockchain-Meetup :whale2: :whale2:

TomaszWaszczyk

The official Apostille Typescript repository

luxtagofficial

Smart contract to prove the existence of documents

SmartDiploma

precedence brings secure blockchain-powered traceability features to your already existing legacy information system

inblocks