{"id":"save-snapshot-deep-copies-state","text":"`save_snapshot` uses `copy.deepcopy` to isolate the stored snapshot from subsequent mutations to `_state`","truth_value":"IN","source":"entries/2026/05/29/topic-snapshot-storage-format.md","source_url":"","source_hash":"","justifications":[],"dependents":["event-sourcing-state-is-fully-reconstructible"],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"save-snapshot-deep-copies-state","truth_value":"IN","reason":"premise"}]}}