matrix-spec/content/rooms/fragments/v4-event-ids.md
Richard van der Hoff 15c26017c0 Add links to url-safe unpadded base64
Now that we have an appendix section describing unpadded base64, let's link to
it rather than describing it in multiple places.
2026-06-16 17:05:44 +01:00

344 B

{{% added-in v=4 %}} The event ID is the reference hash of the event encoded using URL-safe unpadded Base64.

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