Document Revision History

This table describes the changes to Receipt Validation Programming Guide.

Date	Notes
2017-12-11	Added receipt field for Subscription Introductory Offer Period.
2017-07-13	Added receipt fields; added keys in Parse the Response.
2016-03-21	Corrected OIDs shown in Listing 1-4 and emphasized that verification of the root certificate fingerprint and OIDs is mandatory.
2015-09-24	Added a description of the Receipt Creation Date field.
2014-11-18	Noted that non-renewing subscriptions remain in the receipt in In-App Purchase Receipt.
2014-02-11	Expanded discussion of server side receipt validation in Validating Receipts With the App Store.
2013-09-18	Added new receipt fields. Incorporated information about server-side validation.
	Formerly titled Validating Mac App Store Receipts. Incorporated content from a previous revision of In-App Purchase Programming Guide.
2012-01-09	Minor updates for OS X v10.7.
2011-07-07	New document that describes how an application can validate its receipt.