The post-summit translation work that has dominated 2026 turned into shipped artifacts this week. Iceberg cut a 1.11.0 release candidate on the strength of weeks of design follow-ups. Polaris published a security-focused 1.4.1 patch release alongside four coordinated CVE disclosures and announced 1.5.0 planning for next week. Arrow's Rust subproject opened three release votes in a single day. Parquet finally shipped Java 1.17.1 after a year between releases and turned its attention to the next wave of format-level proposals. The connective tissue across all four projects: production hardening at scale, AI-workload-driven format design, and the slow consolidation of governance frameworks around AI-assisted contribution. Apache Iceberg Iceberg's biggest news this week is the 1.11.0 release candidate that Aihua Xu opened for voting on May 9 .…