corpus_status compared HPE "Published" values ("July 2026") as plain
strings, so "March 2026" outranked "July 2026" for the most-recent date
and the most-recently-edited ordering. Parse to (year, month) for both.
Co-Authored-By: Claude Opus 5.5 (1M context) <[email protected]>
Claude-Session: https://claude.ai/code/session_01SXZ3ZdHEP75P9YmyFM7W3k