{"id":"encapsulation-complementary-temporal-mechanisms","text":"Temporal state management in the GoF preserves encapsulation through two complementary mechanisms operating at different visibility levels: State makes transitions explicit and atomic via single-variable rebinding (externally visible state-object swap), while Memento captures internal state opaquely (externally invisible through narrow interface) — together ensuring temporal operations maintain encapsulation whether the concern is transition control or state recovery.","truth_value":"IN","source":"","source_url":"","source_hash":"","justifications":[{"type":"SL","antecedents":["gof-state-transitions-explicit-atomic","memento-captures-state-preserving-encapsulation"],"outlist":[],"label":"State and Memento achieve temporal encapsulation through complementary transparency and opacity"}],"dependents":[],"metadata":{"source_type":"derived","review_result":"pass"},"created_at":"2026-06-18T04:45:05+00:00","updated_at":"2026-06-18T06:15:08+00:00","reviewed_at":"2026-06-18T06:15:08+00:00","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"encapsulation-complementary-temporal-mechanisms","truth_value":"IN","reason":"SL justification valid","antecedents":["gof-state-transitions-explicit-atomic","memento-captures-state-preserving-encapsulation"],"label":"State and Memento achieve temporal encapsulation through complementary transparency and opacity"},{"node":"gof-state-transitions-explicit-atomic","truth_value":"IN","reason":"premise"},{"node":"memento-captures-state-preserving-encapsulation","truth_value":"IN","reason":"premise"}]}}