#hpcalc

Live, measured metrics for the hashtag #hpcalc 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 #hpcalc

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.

$520.70/ year · 6-character #name
Claim #hpcalc — $520.70/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
14
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 14
1.5
Avg reactions / post
Mastodon · last 14
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-10-15 16:02 UTC
0
10-09
0
10-10
0
10-11
0
10-12
0
10-13
0
10-14
0
10-15

0 uses by 0 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 2026-10-15 16:02 UTC
#hpcalculuators
0 uses · 0 accounts / 7d
#hpcalculator
0 uses · 0 accounts / 7d
#HpCalculators
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-10-15 16:02 UTC

Everything below is measured over the latest 14 public posts (spanning ~67783 hours).

Posting hours (UTC) — busiest: 07:00

00:0012:0023:00

Languages: English (13) · zhTw (1)

Avg boosts / post: 1.1

Top of the latest posts

  • Wow, look what came my way! 🤩 A fully functional HP-25C, production date week 5 1977 (1960+17) in S(ingapore). A couple of alkalines easily replaced the built in (dead) rechargeables, which luckily hadn’t leaked. Need to find a manual for

    Søren Kjærsgaard@[email protected]♥ 10↻ 12026-09-08 20:07 UTCView post →

  • HP1973 project brings the HP-45 back to life, not only with full emulation, but showing the ROM workings under the hood. Beautiful. #hpcalc https://hackaday.com/2023/07/24/hp1973-project-highlights-workings-of-hp-45-calculator/

    Aaron Toponce ⚛️:debian:@atoponce♥ 5↻ 12023-07-25 16:58 UTCView post →

  • Moravia (the current owner of the HP calculator IP) has announced they'll be making a Collector's Edition of the 16C RPN programmer's calculator next year: https://youtu.be/vwgQu2s7rxY?t=1185 HP made dozens of scientific and business calcul

    Screwtapello@[email protected]♥ 2↻ 22025-10-22 10:22 UTCView post →

#hpcalc across platforms

every network with a public tag surface

Follow #hpcalc 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/hpcalc