EIP-8347
Offline State Migration to the PBT
Convert state to the PBT off the consensus-critical path, distribute a verifiable snapshot, and swap the commitment at a single fork
DraftVerge
Status history
- Draft23 Jul 2026
Abstract
This EIP specifies an offline migration of Ethereum's state from the hexary Merkle Patricia Trie (MPT) to the Partitioned Binary Tree (PBT) defined in EIP-8297. The full state at a finalized anchor block ANCHOR_BLOCK is converted off the consensus-critical path and distributed as a byte-canonical, verifiable PBT snapshot. That snapshot is caught up to the chain tip by replaying Block-Level Access…