Developer focused view of the specification can be found at
The latest internet draft can be found at (https://coopdanger.github.io/spad/draft-jennings-dispatch-spad-v0-latest/)
How to build the specification can be found at (https://github.com/coopdanger/spad/blob/master/Building.md)
How to contribute can be found at (https://coopdanger.github.io/spad/contributing/).