1. Introduction Bitcoin runs by consensus: rules can only be changed when everyone agrees to a change.  This is the defining trait of Bitcoin which we are not going to challenge.  However, this rigidity seriously limits useful improvements to the protocol that were historically limited to obviously harmless soft-forks. Major upgrades such as confidential transactions, advanced smart contract functionality and custom token issuance involve complicated trade offs that preclude the use of traditional extension…

Stacking is a critical part of the Stacks Blockchain. It helps the network reach consensus, stay secure, and process transactions. Stacking is part of the Proof of Transfer (PoX) consensus mechanism.