[Uri-review] Registration request for "at" URI scheme

fat-fingered the subject line, sorry about that!

On Thu, 4 May 2023, bnewbold@robocracy.org wrote:

>
> [re-trying from my personal email; original email was blocked as spam]
>
> Hi Folks!
>
> We are requesting a provisional registration of the "at" URI scheme, for use 
> with the AT Protocol (atproto.com). Details are listed below.
>
> We do expect to add some additional constraints and small tweaks before 
> formalizing the entire protocol, but we will maintain compatibility with 
> existing URIs, and it seems prudent to register provisionally at this time.
>
> -------------
>
> URI scheme name: at
>
> Status: provisional
>
> URI scheme syntax:
>    at://<authority>
>    at://<authority>/<path>
>    at://<authority>/<path>#<fragment>
>
> URI scheme semantics:
>    Reference a repository or record in the Authenticated Transfer
>    Protocol (AT Protocol)
>
> Encoding considerations:
>    Unknown, use with care.
>
> Applications/protocols that use this URI scheme name:
>    The Bluesky social network (https://bsky.app), running on top of AT 
> Protocol
>
> Interoperability considerations:
>    Unknown, use with care.
>
> Security considerations:
>    Unknown, use with care
>
> Contact:
>    - Bryan Newbold <bryan@blueskyweb.xyz>
>
> Change controller:
>    - Bluesky PBLLC
>    - Paul Frazee <pfrazee@gmail.com>
>
> References:
>    "AT Protocol Overview" <https://atproto.com/guides/overview>
>    "ATP URI Scheme" <https://atproto.com/specs/at-uri-scheme>
>
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>