#Sandbattery

Live, measured metrics for the hashtag #Sandbattery 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 #sandbattery

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.

$10.85/ year · 11-character #name
Claim #sandbattery — $10.85/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
2
Uses / 7 days
Mastodon
2
Accounts / 7 days
Mastodon
36
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 36
12
Avg reactions / post
Mastodon · last 36

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-28 12:34 UTC
0
07-22
0
07-23
0
07-24
1
07-25
1
07-26
0
07-27
0
07-28

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 2026-07-28 12:34 UTC

No related tags with measured usage found for #sandbattery.

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-28 12:34 UTC

Everything below is measured over the latest 36 public posts (spanning ~33986 hours).

Posting hours (UTC) — busiest: 04:00

00:0012:0023:00

Languages: English (34) · Finnish (1)

Avg boosts / post: 19

Top of the latest posts

  • Here's a working sand battery in Finland. Heated to 500°C, it'll store heat for up to three months. This one heats all the town's municipal buildings, uses no chemicals, it doesn’t degrade and won’t catch on fire. Seriously cool tech! https

    Bob LeFridge :tinoflag:@[email protected]♥ 420↻ 5802025-09-01 05:47 UTCView post →

  • I’m a big fan of #sandbattery thermal #renewable #energy storage technology. One of the first players in this market is the Finnish startup Polar Night Energy: https://polarnightenergy.com If you do not know what sand batteries are, this ar

    Alex P Roe :mastodon:@[email protected]♥ 7↻ 72025-07-30 13:05 UTCView post →

  • ‘A very Finnish thing’: Big #SandBattery to store wind and solar energy using crushed soapstone The battery will be able to store a week’s heat demand in winter - how does it work? By Lottie Limb Published on 10/03/2024 "A huge sand battery

    DoomsdaysCW@[email protected]♥ 6↻ 172025-05-04 14:13 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/sandbattery