{"id":"input-validation-systematically-absent","text":"Input validation is systematically absent across configuration and API boundaries: the WAL accepts arbitrary strings as sync mode (silently disabling all durability guarantees), truncate accepts out-of-range sequence numbers (silently deleting all data), compaction strategy selection silently falls through to leveled on any unrecognized string, and Merkle proof direction is never validated — misconfiguration produces incorrect behavior rather than failing fast.","truth_value":"IN","source":"","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"input-validation-systematically-absent","truth_value":"IN","reason":"premise"}]}}