#pronom
Live, measured metrics for the hashtag #pronom from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #pronom
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · mastodon.social (Mastodon public tags API) · fetched 2026-11-10 00:48 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mastodon.social (Mastodon public search API) · fetched 2026-11-10 00:48 UTCLive pulse
measured · mastodon.social (Mastodon tag timeline) · fetched 2026-11-10 00:48 UTCEverything below is measured over the latest 40 public posts (spanning ~122150 hours).
Posting hours (UTC) — busiest: 08:00
Languages: English (29) · French (11)
Avg boosts / post: 2.6
Top of the latest posts
Declarative all the way down: Building PRONOM signatures with JSONID by @beet_keeper PRONOM signatures are a form of declarative language, you describe the anticipated behavior in PRONOM’s regular expression syntax and tools like DROID, FID
Ended up doing a pre-recorded session at #NASIG2026 this week, I'm not a vlogger, and think my display server was causing some severe issues with video lag, and my microphone quality let me down somewhat, but for those interested, here's a
Shattering the eyeglass: Using Kaitai Structs to dissect the eyeglass’ contents by @beet_keeper In my post from 2012: Genesis of a File Format, I created a new file format – the Eyeglass file format. The format provides a mechanism to persi
What “pronom” means
WikipediaPRONOM is a web-based technical registry to support digital preservation services, developed by The National Archives of the United Kingdom. PRONOM was the first and remains, to date, the only operational public file format registry in the world, although the "Magic File" repository of the File Command has served this role in a less formal capacity for two decades. Other projects to develop technical registries like the UK Digital Curation Centre's Representation Information Registry, and the Gl
“PRONOM” on Wikipedia (CC BY-SA) →#pronom across platforms
every network with a public tag surfaceFollow #pronom straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/pronom