In a real-time event streaming system, what is the specific technical role of a message broker's offset management in ensuring data integrity?

In a real-time event streaming system, a message broker organizes data into a sequential log called a partition, where each incoming message is assigned a unique identifier known as an offset. An offset is simply a numerical index that marks the position of a message within that log, starting from zero and increasing for every new event. The technical role of offset management is to act as a bookmarking system that keeps tr....