- From: Nico Williams <nico@cryptonector.com>
- Date: Wed, 16 Jan 2013 17:45:09 -0600
- To: Mark Nottingham <mnot@mnot.net>
- Cc: James M Snell <jasnell@gmail.com>, "ietf-http-wg@w3.org" <ietf-http-wg@w3.org>
On Wed, Jan 16, 2013 at 5:39 PM, Mark Nottingham <mnot@mnot.net> wrote: > On 17/01/2013, at 10:35 AM, Nico Williams <nico@cryptonector.com> wrote: > Yep, but you either need to make the epoch start at least a few years ago (old Last-Modified times, is important for heuristic freshness), OR keep it signed (losing a bit). > > And I think you need more than 12 bits for seconds in a day... Oops, for some reason I thought of seconds in an hour. So 5 more bits, and we're about even with seconds since epoch. Either way getting from 24 bytes to 4 is pretty good, and no compression scheme will do better.
Received on Wednesday, 16 January 2013 23:45:32 UTC