{"id":"bitcask-single-active-writer","text":"Exactly one data file is open for writes at any time; all other files are immutable and read-only.","truth_value":"IN","source":"entries/2026/05/28/hash-index-storage-bitcask.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"bitcask-single-active-writer","truth_value":"IN","reason":"premise"}]}}