Gridcoin (Ticker: GRC) is an open source cryptocurrency which securely rewards volunteer computing performed on the BOINC platform. Buy me a coffee? GRC: SL6cUtyvrRwTRiWcp1YWXHAzntBaBHKNCT BTC: 35w4AR8DfMnAZKLRKfPi7ys8w3MYnQXfih