Simon Willison’s Weblog

Subscribe

A rev="canonical" HTTP Header. Chris Shiflett proposes optionally exposing rev=canonical information in an HTTP header, thus allowing sites to discover shorter URLs using just a HEAD request and removing the need to parse HTML. The pingback specification also uses this shortcut.

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe