Overview
- Vitalik Buterin published an essay on Sunday, September 27, 2026, framing Ethereum’s long-term design as a hybrid that keeps on-chain ordering and settlement while moving most heavy computation off-chain and replacing repeated re-execution with compact cryptographic proofs.
- The network already shows this direction in practice: PeerDAS, activated in the December 2025 Fusaka upgrade, lets nodes sample blob data rather than download every blob, lowering bandwidth needs and enabling more Layer 2 capacity.
- Hegotá, planned for 2027, is described as likely the last upgrade that will feel familiar to earlier-era developers and will include FOCIL (EIP-7805), a validator-backed inclusion list meant to limit censorship by single block builders.
- Beyond Hegotá, the roadmap centers on making proofs practical at scale through recursive STARKs, Lean Consensus and formal verification while coordinating a multi-year migration to post-quantum-safe signatures and client changes targeted around 2029.
- The shift matters to users and operators because it reduces hardware and bandwidth demands for full verification, requires wallets and clients to adopt new privacy and proof workflows, and depends on research and cross-team coordination to keep verification secure and data available.