#z

Live, measured metrics for the hashtag #z 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 #z

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.

$25,000.00/ year · 1-character #name
Claim #z — $25,000.00/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
2
Uses / 7 days
Mastodon
2
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
0.1
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 2026-09-16 15:26 UTC
0
09-10
0
09-11
0
09-12
0
09-13
0
09-14
1
09-15
1
09-16

2 uses by 2 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 2026-09-16 15:26 UTC
#GenZ
14 uses · 14 accounts / 7d
#Z80
4 uses · 4 accounts / 7d
#JayZ
6 uses · 6 accounts / 7d
#a16z
0 uses · 0 accounts / 7d
#NikonZ8
20 uses · 14 accounts / 7d
#z6
0 uses · 0 accounts / 7d
#Z9
5 uses · 4 accounts / 7d
#z8
4 uses · 3 accounts / 7d
#DragonBallZ
2 uses · 2 accounts / 7d
#MastcamZ
0 uses · 0 accounts / 7d
#7z
3 uses · 1 accounts / 7d
#z2
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-09-16 15:26 UTC

Everything below is measured over the latest 40 public posts (spanning ~6032 hours).

Posting hours (UTC) — busiest: 21:00

00:0012:0023:00

Languages: English (23) · German (4) · Russian (4) · Ukrainian (4) · Slovak (1) · French (1)

Avg boosts / post: 0.6

Top of the latest posts

  • When I first got to know the #Z notation #formal method in the early 1980s, I was very impressed. In those days, imperative languages like C and Pascal ruled the industrial landscape, and pen-and-paper #programming was still an accepted, na

    amen zwa, esq.@[email protected]♥ 2↻ 12026-08-13 17:45 UTCView post →

  • Un jour, un kif - J19 - thème libre Autre kif que j'ai eu pendant longtemps : 𝒊𝑺𝒌𝒆𝒕𝒄𝒉. C'était un jeu de Pictionnary en ligne. J'ai eu plusieurs palettes graphiques pour y jouer. On était toute une bande de joueurs francophones qui s

    𝒥enny 𝒯alls ( 🅩 )@[email protected]♥ 2↻ 32026-06-20 05:33 UTCView post →

  • #nipseyhussle #SlimThug #Z-ro #golong

    mowetthedon@[email protected]♥ 1↻ 22026-04-23 13:21 UTCView post →

#z across platforms

every network with a public tag surface

Follow #z 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/z