What are Blockchain Smart Contracts?

More and more apps will start using smart contract technology to enable never before possible features. We're going to build a smart contract called "proof of existence" that acts as a digital notary for any document using the Ethereum blockchain. Code for this video: https://github.com/llSourcell/proof_of_existence_demo Please Subscribe! And like. And comment. Thats what keeps me going. Follow me on: Twitter: https://twitter.com/sirajraval Facebook: https://www.facebook.com/sirajology/ More learning resources: https://www.slideshare.net/intrins1k/ethereum-meetup-presentation-01042017-70716809 https://www.youtube.com/watch?v=R_CiemcFKis https://auth0.com/blog/an-introduction-to-ethereum-and-smart-contracts-part-2/ https://ethereumdev.io/ https://ethereum.gitbooks.io/frontier-guide/content/writing_contract.html http://hypernephelist.com/2016/06/01/deploying-my-first-smart-contract.html https://blog.cloudboost.io/ethereum-smart-contracts-in-a-nutshell-for-hackers-64f357715791 http://www.techracers.com/smart-contract-solidity http://ecomunsing.com/tutorial-controlling-ethereum-with-python Join us in the Wizards Slack channel: http://wizards.herokuapp.com/ And please support me on Patreon: https://www.patreon.com/user?u=3191693 Instagram: https://www.instagram.com/sirajraval/ Instagram: https://www.instagram.com/sirajraval/