ColliderScript: A $50M Bitcoin Covenant With No New Opcodes

How covenants can be built on Bitcoin today with no softforks (for an outrageously expensive set up price) using hash collisions. By Andrew Poelstra from Blockstream.

By Sharp Griffin · March 16, 2026 · 1 min read

ColliderScript: A $50M Bitcoin Covenant With No New Opcodes

technical
colliderscript
covenants
opinion

Source: Bitcoin Magazine

How covenants can be built on Bitcoin today with no softforks (for an outrageously expensive set up price) using hash collisions. By Andrew Poelstra from Blockstream.