Status: IN
`hash-index-storage/bitcask.py` intentionally omits CRC to focus on keydir/append-log/compaction; `log-structured-hash-table/bitcask.py` provides the integrity-checking variant with `zlib.crc32` and `CorruptionError`
Source: entries/2026/05/29/topic-hash-index-bitcask-no-crc.md