#light_pen

Live, measured metrics for the hashtag #light_pen 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 #light_pen

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.

$51.02/ year · 9-character #name
Claim #light_pen — $51.02/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
1
Recent posts
Mastodon
—
Recent pace
Mastodon · last 1
0
Avg reactions / post
Mastodon · last 1
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mastodon.social (Mastodon public tags API) · fetched 2026-09-02 14:11 UTC
0
08-27
0
08-28
0
08-29
0
08-30
0
08-31
0
09-01
0
09-02

0 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 2026-09-02 14:11 UTC

No related tags with measured usage found for #light_pen.

Live pulse

measured · mastodon.social (Mastodon tag timeline) · fetched 2026-09-02 14:11 UTC

Everything below is measured over the latest 1 public posts.

Posting hours (UTC)

00:0012:0023:00

Languages: Russian (1)

Avg boosts / post: 0

Top of the latest posts

  • Мышка наших отцов. Кто придумал, как работало и где использовали световое перо Что такое световое перо? Предок современного стилуса? Хороший вопрос. Шестьдесят лет назад операторы ЭВМ пользовались им точно так же, как мы сегодня стилусом: т

    Habr@[email protected]♥ 0↻ 02026-07-13 07:22 UTCView post →

What “light_pen” means

Wiktionary · Wikipedia

lightpen

  • nounA pen-like device allowing a computer user to interact with the screen display.
Full entry on Wiktionary →

A light pen is a computer input device in the form of a light-sensitive wand used in conjunction with a cathode-ray tube (CRT) display.

“Light pen” on Wikipedia (CC BY-SA) →

#light_pen across platforms

every network with a public tag surface

Follow #light_pen 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/light_pen