a platform for public, open source, etc. chain block-oriented computing is distributed that has the ability to contract is smart. This platform Virtual Machine Turing complete (EVM) provides the ... scripts make use of the international network nodes of the public runs. also a token exchange called "the ether" does offer, which is between the accounts are transferable, which could to the nodes participating to computing that have done paid. "Astringent", and the mechanism of work of internal pricing is to prevent and locate resources on the network to be handled.