Core Guide# Blockchain Blockchain Blockchain Overview Block Height and Forking Consensus Rule Changes Detecting Forks Proof of Work Transaction Data Dash Features Overview Dash Nodes Masternodes Full nodes Disable Governance Mode Lite Mode ChainLocks Governance Synchronization Governance Sync Data Flow Sentinel Sentinel Sync Sentinel Prune Sentinel Superblock Historical Reference InstantSend (original) InstantSend Management via Spork Mining Considerations InstantSend Data Flow Masternode Payment Masternode Quorums LLMQ Creation (DKG) LLMQ Signing Session Quorum Configuration Masternode Sync Initial Masternode Sync Ongoing Masternode Sync Masternode Sync Schedule CoinJoin Wallet Preparation CoinJoin Processing Fees Proof of Service Distributed Key Generation Participation Requirements Proof of Service Score Weighting PoSe Score Calculation