When a redemption request or receipt is sent to Punchh, the receipt_datetime is expected to be sent using the ISO 8601 standard for a timestamp. More information can be found on the ISO 8601 standard here: https://en.wikipedia.org/wiki/ISO_8601
Here is an example of a properly formatted timestamp from an API request:
Note that if no timezone offset is sent with the datetime (-08:00 in the example), Punchh will assume the date is being sent in the UTC timezone.
This can cause unexpected behavior where receipts are processed by Punchh to have a different time than what is printed on the receipt:
If further assistance is required, submit a ticket to Punchh Support. (For help submitting a ticket, click here)