{"id":"s3-concurrent-put-latest-timestamp-wins","text":"For concurrent PUT requests to the same S3 key, the latest-timestamp write wins; there is no built-in object locking for concurrent writers.","truth_value":"IN","source":"entries/2026/03/08/s3-overview.md","source_url":"","source_hash":"dbcba4e69666a6be","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"s3-concurrent-put-latest-timestamp-wins","truth_value":"IN","reason":"premise"}]}}