Markets Ethereum was created in 2015 by Vitalik Buterin, a Russian-Canadian programmer. The platform is based on the principle of decentralization, which means that it is not controlled by any single entity. Ethereum has introduced the concept of a blockchain smart contract platform, which allows for creating a programmable contract. Through this cryptocom won't let me buy smart contract, two counterparties are able to set conditions of a transaction without needing to trust another third party for the execution. People who use these smart contracts for their transactions will pay a network fee in the form of Ether. In addition to smart contracts, Ethereum’s blockchain is able to host other cryptocurrencies, called ‘tokens’, through the use of its ERC20 compatibility standard. You can email the site owner to let them know you were blocked. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page.