{"id":"pubsub-exactly-once-pull-only","text":"Exactly-once delivery is only supported on pull subscriptions (including StreamingPull), not push or export subscriptions.","truth_value":"IN","source":"entries/2026/03/10/pubsub-exactly-once.md","source_url":"","source_hash":"3c5f94941b0ef9cb","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"pubsub-exactly-once-pull-only","truth_value":"IN","reason":"premise"}]}}