The way pull requests and commits work in the OpenJDK repository -- a bot squashes each pull request into one commit: https://github.com/openjdk/jdk/pull/31120#issuecomment-51378...
The final singular commit is cc278db (8389219: Implement JEP 401: Value Objects (Preview), 2026-07-31) https://github.com/openjdk/jdk/commit/cc278dbb8a1ca0754d5842...
Is there a writeup on why they choose to destroy the history?