A non-transitory computer-readable recording medium that stores a process program, that when executed, causes a computer constituting a reception unit to execute a process, the process comprising:
- acquiring voucher image data obtained by reading a voucher;
- receiving designation as to whether or not to assign a timestamp to the voucher image data;
- in the receiving, performing processing for assigning the timestamp to the voucher image data in a case where the reception unit receives designation to assign the timestamp;
- and
- in the receiving, performing notification that prompts a user to designate as to whether or not to assign the timestamp, when a first deadline which is set for the voucher image data arrives in a case where the reception unit does not receive the designation as to whether or not to assign the timestamp,
- analyzing an image of the voucher image data,
- determining the presence or absence of signature, and
- warning in a case where it is determined that there is no signature.