{"id":"sstable-magic-is-only-integrity-check","text":"The 4-byte magic `b\"SSTB\"` at offset 0 is the only data integrity check in the `sstable-and-compaction` SSTable read path; it gates file-type validation but provides no corruption detection for keys, values, timestamps, or structural offsets","truth_value":"IN","source":"entries/2026/05/29/topic-sstable-magic-number-vs-crc.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"sstable-magic-is-only-integrity-check","truth_value":"IN","reason":"premise"}]}}