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  1. Introduction
  2. Background
  3. OP Stack Protocol
    1. Bridges
      1. Messengers
      2. Deposits
      3. Withdrawals
      4. Guaranteed Gas Market
      5. Proposals
    2. Clients
      1. Execution Engine
      2. Rollup Node
        1. Rollup Node P2P
        2. Derivation
      3. Batch Submitter
    3. Flashblocks
    4. Fault Proof
      1. Cannon Fault Proof VM
      2. ZK Fault Proof VM
      3. Stage One Decentralization
        1. Anchor State Registry
        2. Dispute Game Interface
        3. Fault Dispute Game
          1. Honest Challenger
          2. Bond Incentives
        4. ZK Dispute Game
          1. Game Mechanics
          2. IZKVerifier Interface
          3. Migration
        5. Bridge Integration
        6. Optimism Portal
    5. Precompiles
    6. Predeploys
    7. Preinstalls
    8. Superchain
      1. Superchain Configuration
      2. Superchain Upgrades
    9. System Config
    10. Configurability
    11. Safe Extensions
      1. Safer Safes
      2. Stage 1 Roles and Requirements
      3. Deputy Pause Module
    12. L2 Upgrades
      1. Execution
      2. Contracts
    13. Protocol Upgrades
      1. Regolith
      2. Canyon
      3. Delta
        1. Span Batches
      4. Ecotone
        1. Derivation
        2. L1 attributes
      5. Fjord
        1. Execution Engine
        2. Derivation
        3. Predeploys
      6. Granite
        1. Execution Engine
        2. Derivation
      7. Holocene
        1. Derivation
        2. Execution Engine
        3. System Config
      8. Pectra Blob Schedule
        1. Derivation
      9. Isthmus
        1. Execution Engine
        2. Derivation
        3. L1 Attributes
        4. Predeploys
        5. System Config
      10. Jovian
        1. Execution Engine
        2. Derivation
        3. L1 Attributes
        4. System Config
      11. Karst
        1. Execution Engine
        2. Network upgrade transactions
      12. Lagoon
        1. Post-Execution Transactions
        2. Sequencer-Defined Metering
        3. Interoperability
          1. Dependency Set
          2. Messaging
          3. Predeploys
          4. Sequencer
          5. Verifier
          6. Super Root
          7. Fault Proof
          8. Token Bridging
          9. ETH Liquidity
          10. Superchain ETH Bridge
          11. ETH Bridging
          12. Derivation
          13. Transaction Pool
          14. OptimismPortal
          15. ETH Lockbox
  4. Governance
    1. Governance Token
    2. MintManager
  5. Experimental
    1. Standard L2 Genesis
    2. Alt-DA
    3. OP Contracts Manager
    4. Governance Token
    5. Contract Specifications
      1. Safe
        1. LivenessGuard
  6. Glossary