docs-matrix-spec/content/rooms/fragments/v4-event-ids.md
Travis Ralston d4c74d37a9
Update documentation style & fix room version heading order (#3683)
* Update documentation style & fix room version heading order

Also add a missing signing key section to v6.

This additionally contains various edits to the fragments to have them make a little bit more sense in context.

Finally, this updates various aspects of the documentation style which haven't previously been considered - they're added here considering we're in the area.

* changelog

* enhanced changelogs

* Minor wording adjustments

* Apply suggestions from code review

Co-authored-by: Richard van der Hoff <1389908+richvdh@users.noreply.github.com>

Co-authored-by: Richard van der Hoff <1389908+richvdh@users.noreply.github.com>
2022-01-31 15:18:58 -07:00

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{{% added-in this=true %}} The event ID is the reference hash of the event encoded using a variation of Unpadded Base64 which replaces the 62nd and 63rd characters with - and _ instead of using + and /. This matches RFC4648's definition of URL-safe base64.

Event IDs are still prefixed with $ and might result in looking like $Rqnc-F-dvnEYJTyHq_iKxU2bZ1CI92-kuZq3a5lr5Zg.