Today's blockchain and cryptocurrency news Bitcoin is up slightly at $8,642 XRP is up 3% at 23 cents and Ethereum is up 2% at $167 Top gainers in the last 24 hours: Sirin labs token up 25% Pivx up 19% Bitcoin sV up 18% Australian firm Raiz is launching a micro-investment fund with Gemini as the custodian. The ousting of Bitmain's largest shareholder seems to be complete for the time being. Canada is hammering out the details around a $130K development deal for blockchain steel tracking. Monerium is set to issue e-money on Algorand’s proof of stake blockchain protocol platform. UK’s tax authority wants to deploy a blockchain analytics tool to catch crypto cybercriminals.