Abstract: Distributed computer system with an application server and an auxiliary server for processing a group transaction with entities in the group. The group transaction, requiring a target value to be received, includes first and second transactions. The application server is configured to receive the first transaction including a first value, interface the auxiliary server to create and access a temporary file to store the first value in which temporary file is associated with the group transaction, receive the second transaction including a second value after the first transaction in which the second value to reach a target value when combined with the first value, and receive identification information associated with the group transaction for each group entity independently from the first and second transactions. In response to receiving the first and second values as well as the identification information for each group, designated files are issued for each entity.