Reproducible Validation of Voucher-Based L2 Interoperability: Diagnosing an ERC-4337 Compatibility Issue in an EIL SDK Implementation

Cheng-En Lee, Yu-Chien Huang, Yun-Cheng Tsai

Ethereum Layer-2 (L2) ecosystems improve scalability but also fragment users, liquidity, gas funding, and execution across rollups. Consequently, cross-rollup interoperability is n…