US Patent 11551229 Payslip verification for blockchain transaction

A computer-implemented method, system, and computer program product for reducing fraud based on a forged or altered payslip. A blockchain is configured for recording transactions. A payslip is prepared having information regarding an employee. At least one hash is provided for a portion of the information. The at least one hash and the portion of the information is recorded in the blockchain as a blockchain transaction. A barcode is configured to act as a pointer for locating the blockchain transaction. The barcode is inserted into a barcode location on the payslip. The payslip is delivered to the employee.