[dispatch] An update on the status of the new UUID draft work

"Kyzer Davis (kydavis)" <kydavis@cisco.com> Mon, 24 May 2021 13:02 UTC

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From: "Kyzer Davis (kydavis)" <kydavis@cisco.com>
To: "dispatch@ietf.org" <dispatch@ietf.org>
CC: Brad Peabody <brad@peabody.io>
Thread-Topic: An update on the status of the new UUID draft work
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Date: Mon, 24 May 2021 13:01:50 +0000
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Subject: [dispatch] An update on the status of the new UUID draft work
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Hello Group,

 

Apologies for the delay but Brad and I have just re-submitted the New UUID
draft for review by the community.

In the time between version 00 and 01 we have made a tremendous effort to
bring this draft into a state which we believe is very close to being
complete.

If possible we would like to secure 5-10 minutes of the next meeting to
discuss this new draft in an effort to get more eyes on it for review and
additional feedback.

 

A summary of those changes are below:

- The current 01 draft is a complete rewrite from the ground up in almost
every section after the introduction
(https://tools.ietf.org/html/draft-peabody-dispatch-new-uuid-format-01)

- The format, flow and verbiage used in the specification has been reworked
to mirror the original RFC 4122 and current IETF standards.

- This draft cuts some of the noise from the original 00 draft removing the
topics of UUID length modification, alternate UUID text formats, and
alternate UUID encoding techniques which are no longer related the scope of
this specification.

- A renewed focus on security has been applied to all sections of the draft.

- Research into 16 different historical and current implementations of
time-based universal identifiers was completed at the end of 2020 in attempt
to identify trends which have directly influenced design decisions in this
draft document
(https://github.com/uuid6/uuid6-ietf-draft/tree/master/research)

- The specification is now comprised of three new UUID versions based on the
research and solutions to the problem we are trying to solve with this
draft. Section 3. Summary of Changes discussed these three versions but in
short: 

   + UUIDv6 aims to be the easiest to implement for those already utilizing
RFC 4122 UUIDv1 and keeps everything except the timestamp as-is.

   + UUIDv7 is a fresh take on a time-based UUID with Unix Epoch as the
timestamp and other techniques for sub-second precision encoding, timestamp
and other bit layouts

   + UUIDv8 offers a relaxed time-based UUID which caters to implementations
that cannot utilize UUIDv1, UUIDv6, or UUIDv7 for one reason or another.
This also future-proofs this specification by allowing time-based UUID
formats from timestamp sources that are not yet defined.

- Prototype implementation have been completed for UUIDv6, UUIDv7, and
UUIDv8 in various languages by many GitHub community members.
(https://github.com/uuid6/prototypes)

- We have also received and implemented lots of great feedback from the
community on GitHub who are eager implement the final RFC into their
products assuming we can get this to that point.
(https://github.com/uuid6/uuid6-ietf-draft)

 

Thanks,

 

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Kyzer Davis