# Document revisions
Document revisionsWhitepaper updated

Added new sections on custom domain names for private APIsWhitepaper updated

Added new sections on private integrations cross-account, and multi-Region API GatewayInitial publication

Whitepaper published.

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| Change | Description | Date | 
| --- |--- |--- |
| [Whitepaper updated](#document-revisions) | Added new sections on custom domain names for private APIs | April 3, 2025 | 
| [Whitepaper updated](#document-revisions) | Added new sections on private integrations cross-account, and multi-Region API Gateway | August 26, 2022 | 
| [Initial publication](#document-revisions) | Whitepaper published. | January 3, 2021 |