A method, apparatus, and computer program product for managing a service is disclosed. A computer system collects information about the use of a set of resources by the service. Responsive to receiving a request to verify information about the use of the set of resources by the service, the computer system generates a description of the use of the set of resources by the service using the information collected. The computer system then creates a response to the request using the generated description of the use of the set of resources by the service as proof of the validity of the information.