#39c3

Live, measured metrics for the hashtag #39c3 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #39c3

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.

$2,449.80/ year · 4-character #name
Claim #39c3 — $2,449.80/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
8
Uses / 7 days
Mastodon
8
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0.1/hr
Recent pace
Mastodon · last 40
0.4
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-09-09 13:58 UTC
3
09-03
1
09-04
1
09-05
1
09-06
1
09-07
1
09-08
0
09-09

8 uses by 8 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · fosstodon.org (Mastodon public search API) · fetched 2026-09-09 13:58 UTC
#f3bd3b39d3c
2 uses · 2 accounts / 7d
#f869d39c3cf
6 uses · 4 accounts / 7d
#a39ab953a3c
0 uses · 0 accounts / 7d
#a0448c39ab3
0 uses · 0 accounts / 7d
#a3a39f20c99
0 uses · 0 accounts / 7d
#3c39
0 uses · 0 accounts / 7d
#guid6b49fb4c39a3
0 uses · 0 accounts / 7d
#DÇWĞYÇ2ĞSŞQ94Ç9H8VLEÖYĞ2ĞDĞRÇ3İÜ1GŞĞ3ÇTĞWŞS0Dİ3ÖUĞDŞ2ĞFL493ĞS92ŞT0EÇXÜHLRIWOGKT8S8EÖG9Wİ3ŞFĞDPÖTĞWŞDŞFL9DŞ4ÜFĞSĞWŞTÖVPSÇ3ĞGPDPRÇGP9RŞGPRĞDĞ2ÇR9XÖEĞ39DLVP3LGPSŞWÜ2ÜW0Ü39G
0 uses · 0 accounts / 7d
#ff3c39
0 uses · 0 accounts / 7d
#DE39C3
0 uses · 0 accounts / 7d
#a3AOeTpagC3D532A39iOA
0 uses · 0 accounts / 7d
#3a39c7
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-09-09 13:58 UTC

Everything below is measured over the latest 40 public posts (spanning ~696 hours).

Posting hours (UTC) — busiest: 22:00

00:0012:0023:00

Languages: English (35) · German (5)

Avg boosts / post: 1.4

Top of the latest posts

  • Letztes Jahr gab es übrigens schon mal so nen absolut quatschigen Vortrag zu digitaler Barrierefreiheit bei der #Froscon, der dann später auch beim #39c3 aufgetaucht ist, wo Leute zu mir meinten, meine Kritik dazu im Vorfeld sei komplett üb

    Casey@[email protected]♥ 11↻ 52026-08-15 19:03 UTCView post →

  • RE: https://chaos.social/@adorfer/117205986399879728 :blobmiou: so happy to find a photo of our screenprint booth we had at #39c3 #farbfabrique

    pia_ranha@[email protected]♥ 3↻ 12026-09-03 17:14 UTCView post →

  • I hate that I didn't backup my Creature Journal after #39c3 #mysteryhack #mysterycreatures #creaturejournal

    byte21516@[email protected]♥ 1↻ 12026-08-16 18:48 UTCView post →

#39c3 across platforms

every network with a public tag surface

Follow #39c3 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.

X (Twitter) ↗Instagram ↗TikTok ↗Facebook ↗LinkedIn ↗YouTube ↗Threads ↗Bluesky ↗Mastodon ↗Reddit ↗Pinterest ↗Tumblr ↗

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/39c3