#hp15c

Live, measured metrics for the hashtag #hp15c 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 #hp15c

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.

$1,129.43/ year · 5-character #name
Claim #hp15c — $1,129.43/yr→
Annual, renews each year
Buy on hashtag.space (web3)
one-timepay once, yours for life
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
16
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 16
0.1
Avg reactions / post
Mastodon · last 16

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 06:09 UTC
0
07-21
0
07-22
0
07-23
0
07-24
0
07-25
0
07-26
0
07-27

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 2026-07-27 06:09 UTC
#HP15cCollectorsEdition
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 06:09 UTC

Everything below is measured over the latest 16 public posts (spanning ~60260 hours).

Posting hours (UTC) — busiest: 20:00

00:0012:0023:00

Languages: English (13) · British English (1) · German (1)

Avg boosts / post: 0.4

Top of the latest posts

  • Got a new calculator today :neofox_floof_happy: #HP15C #HP15CCollectorsEdition #calculator #calculators

    Aesdeef@[email protected]♥ 1↻ 02025-01-22 15:15 UTCView post →

  • HP 15C Collectors Edition looks just like the classic scientific calculator from the 1980s, but features "up to 100x faster processing speed." Up for pre-order now in Europe, the UK, and the Asia Pacific region for around $120. https://hpca

    Brad Linder@bradlinder♥ 1↻ 32023-05-22 20:44 UTCView post →

  • Pssst … It's solving a #Sudoku! 😎 Here's the code, for the curious: https://hp-15c-simulator.de/programs/Sudoku%20Solver.htm #hp15c #hpcalculator #programmablecalculator #retrocomputing #moravia #hp #hewlettpackard #calculator #calculators

    Stefan Wolfrum :mastodon:@[email protected]♥ 0↻ 12025-10-30 12:03 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/hp15c