{"id":"all-stateful-generators-thread-safe","text":"Every generator with mutable state (Snowflake, Ticket, Flake, ULID, Coordinator) protects it with a `threading.Lock`.","truth_value":"IN","source":"entries/2026/06/05/unique-id-generator-unique_id_generator.md","source_url":"","source_hash":"","justifications":[],"dependents":["id-generators-preserve-monotonic-order"],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"all-stateful-generators-thread-safe","truth_value":"IN","reason":"premise"}]}}