{"id":"solutions-minimal-imports","text":"Solutions use zero imports or only Python standard library modules (`math`, `unittest`); no third-party dependencies appear in any solution file.","truth_value":"IN","source":"entries/2026/06/06/armstrong-number-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"solutions-minimal-imports","truth_value":"IN","reason":"premise"}]}}