{"id":"crc-detects-not-prevents-data-loss","text":"CRC32 checksums in the WAL and Bitcask detect partial writes after a crash but cannot recover the lost data — they convert silent corruption into detected data loss, not into a recoverable state","truth_value":"IN","source":"entries/2026/05/29/topic-crash-safety-of-truncate.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"crc-detects-not-prevents-data-loss","truth_value":"IN","reason":"premise"}]}}