Digital receipt for a transaction

A method for creating a record of an occurrence of a transaction, comprising:

• receiving a request from a requesting user to create a digital receipt of the transaction;
• generating tamper-proof evidence of the occurrence of the transaction;
• and
• creating a digital receipt of the transaction suitable for display to humans, the digital receipt comprising:
• a description of the transaction in a format understandable by humans;
• the tamper-proof evidence of the occurrence of the transaction;
• and
• a verification prompt for verifying the tamper-proof evidence without requiring further human interaction to identify the tamper-proof evidence.

An apparatus for creating a record of an occurrence of a transaction, said apparatus comprising:

• means for receiving a request to create a digital receipt of the transaction;
• means for generating tamper-proof evidence of the occurrence of the transaction;
• and
• means for creating a digital receipt of the transaction suitable for display to humans, the digital receipt comprising:
• a description of the transaction in a format understandable by humans;
• the tamper-proof evidence of the occurrence of the transaction;
• and
• a verification prompt for verifying the tamper-proof evidence without requiring further human interaction to identify the tamper-proof evidence.

A software program product for creating a record of an occurrence of a transaction, the software program product controlling the operation of a processor by execution of the software by the processor, the software executing the steps of:

• receiving a request to create a digital receipt of a transaction;
• generating tamper-proof evidence of the occurrence of the transaction;
• and
• creating a digital receipt of the transaction suitable for display to humans, the digital receipt comprising:
• a description of the transaction in a format understandable by humans;
• the tamper-proof evidence of the occurrence of the transaction;
• and
• a verification prompt for verifying the tamper-proof evidence without requiring further human interaction to identify the tamper-proof evidence.

A method for verifying the past occurrence of a transaction, said method comprising:

• displaying a digital receipt of the transaction, the digital receipt comprising:
• a description of the transaction in a format understandable by humans;
• tamper-proof evidence of the occurrence of the transaction;
• and
• a verification prompt;
• and
• activating the verification prompt, whereby the tamper-proof evidence is verified without requiring further human interaction to identify the tamper-proof evidence.