BIP-300/301 (Drivechains)
Layer 2● Common
A proposed soft fork enabling hashrate-secured sidechains. BIP-300 defines the deposit/withdrawal mechanism using blind merge mining. BIP-301 enables miners to collect sidechain fees without running sidechain software.
Technical Notes
Withdrawals require >13,150 blocks (~3 months) of miner ACKs. Miners vote on withdrawal validity via coinbase commitment. Criticism: miners become custodians, potential for MEV extraction. Proponents: enables permissionless sidechain experimentation.
Metadata
Visibility: Public
Created:1/3/2026by System