Over a two-month period, Liubauskas focused on reliability and compatibility improvements in Ethereum infrastructure projects. In the sigp/lighthouse repository, he enhanced attestation subnet subscription management by introducing slot-aware keys using Rust, which prevented overwrites and ensured correct aggregation across slots, addressing concurrency and networking challenges. Later, in ethereum/consensus-specs, he standardized the field order in the DataColumnSidecar structure to align with EIP-7732, mitigating cross-version SSZ deserialization errors and improving protocol interoperability. His work demonstrated depth in distributed systems and protocol specification, delivering targeted bug fixes that improved data integrity and upgrade safety without introducing new features during this period.