how does blockchain reach consensus 
many different consensus algorithms are designed to bring a distributed ledger to a consensus most are constructed to have many transaction validators reach a majority agreement about the state of the blockchain and the transactions taking place the bottom linethe skycoin blockchain uses the obelisk consensus algorithm to validate transactions skycoin is a decentralized internet service provider concept where members host connections and the blockchain network creates a mesh of connections that theoretically reduces the hold isps have on internet access the comments opinions and analyses expressed on investopedia are for informational purposes online read our warranty and liability disclaimer for more info as of the date this article was written the author does not own skycoin 