Isthmus Network Upgrade

Table of Contents

• Execution Layer
• Consensus Layer
• Smart Contracts

This document is not finalized and should be considered experimental.

Execution Layer

• Pectra (Execution Layer):
  • EIP-7702
    • Span Batch Updates
  • EIP-2537
  • EIP-2935
    • EIP-2935 Contract Deployment
  • EIP-7002
    • The EIP-7002 predeploy contract and syscall are not adopted as part of the OP Stack.
  • EIP-7251
    • The EIP-7251 predeploy contract and syscall are not adopted as part of the OP Stack.
  • EIP-7623
  • EIP-6110
  • EIP-7685
• L2ToL1MessagePasser Storage Root in Header
• Operator Fee

Consensus Layer

• Isthmus Derivation
• Configurability

Smart Contracts

• SuperchainConfig
• Predeploys
• L1 Block Attributes