BitcoinOS (BOS) has announced that it has open-sourced BitSNARK, a zero-knowledge (ZK) verification protocol for use on Bitcoin. BitSNARK is the first protocol to bring zk-SNARKs (Succinct Non-Interactive Argument of Knowledge) to Bitcoin (BTC). According to a press release shared with Cointelegraph, the protocol enables privacy preservation in transactions and smart contracts on the blockchain without altering BTC’s core protocol. “BitSNARK is used alongside two other innovations, Grail Bridge and Merkle Mesh, to expand Bitcoin’s role in DeFi, cross-chain applications and privacy-first techno…