{"id":"crc32-covers-records-not-files","text":"CRC32 is computed per individual record or page (typically hundreds of bytes to a few KB), not per file; file-level corruption is detected only indirectly by failing to decode a record, not by any file-wide checksum","truth_value":"IN","source":"entries/2026/05/29/topic-crc32-vs-xxhash-choice.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"crc32-covers-records-not-files","truth_value":"IN","reason":"premise"}]}}