3 posts
Greg Sanders, Antoine Poinsot, and Steven Roose have published formal specifications for OP_TEMPLATEHASH and a bundle of rebindable signature opcodes that could reduce Lightning Network overhead, enable non-interactive Ark, and optimize DLCs.
Bitcoin developers have spent five years arguing about covenant opcodes. Cryptographers just published a way to build them without touching consensus at all. PIPEs v2 uses witness encryption to lock private keys behind conditions, enabling vaults, trustless bridges, and ZK verification today.
BIP 360 just made quantum resistance part of Bitcoin's official upgrade conversation. Here's what that means, and a clear-eyed look at everything else moving in Bitcoin development in 2026.