#c3

Live, measured metrics for the hashtag #c3 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 #c3

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.

$11,525.77/ year · 2-character #name
Claim #c3 — $11,525.77/yr→
Annual, renews each year
Buy on hashtag.space (web3)
one-timepay once, yours for life
card via hashtag.org · tokens via hashtag.space
1
Uses / 7 days
Mastodon
1
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
1.3
Avg reactions / post
Mastodon · last 40

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 05:36 UTC
0
07-21
0
07-22
1
07-23
0
07-24
0
07-25
0
07-26
0
07-27

1 uses by 1 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 2026-07-27 05:36 UTC
#40c3
22 uses · 22 accounts / 7d
#w3c
4 uses · 4 accounts / 7d
#39c3
9 uses · 8 accounts / 7d
#c3po
0 uses · 0 accounts / 7d
#rC3
0 uses · 0 accounts / 7d
#37c3
1 uses · 1 accounts / 7d
#fdc104c3c00
5 uses · 3 accounts / 7d
#af3c88623c5
3 uses · 3 accounts / 7d
#esp32c3
0 uses · 0 accounts / 7d
#C3RDM
0 uses · 0 accounts / 7d
#supportw3c
0 uses · 0 accounts / 7d
#c3h
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 05:36 UTC

Everything below is measured over the latest 40 public posts (spanning ~5331 hours).

Posting hours (UTC) — busiest: 12:00

00:0012:0023:00

Languages: English (29) · German (9) · Russian (1) · Chinese (Taiwan) (1)

Avg boosts / post: 5.3

Top of the latest posts

  • Bitte retröt: Beim Easterhegg war eine trans Mama in meiner Austauschrunde für Eltern von neurodivergenten Kindern. Es ging um Mutter-Kind-Kur und ADHS-Kinder-Reha. Wenn du dich angesprochen fühlst, schreib mir bitte einmal eine DM. #adhs #

    Bunthoernchen@[email protected]♥ 28↻ 1562026-06-14 14:30 UTCView post →

  • Na, #40c3 doch wieder in #Leipzig, um die Ticketsituation zu entschärfen? :D #ccc #39c3 #c3

    peksor 🔸@[email protected]♥ 13↻ 42025-12-17 14:07 UTCView post →

  • Je suis CCH #stickerexchange #stickers #39C3 #C3 #sticker

    Nerd Sticker@[email protected]♥ 4↻ 02025-12-26 08:20 UTCView post →

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/c3