#cosmicdistanceladder
Live, measured metrics for the hashtag #cosmicdistanceladder from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #cosmicdistanceladder
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.
Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-08-01 18:51 UTC0 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 2026-08-01 18:51 UTCNo related tags with measured usage found for #cosmicdistanceladder.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-08-01 18:51 UTCEverything below is measured over the latest 16 public posts (spanning ~11226 hours).
Posting hours (UTC) — busiest: 04:00
Languages: English (16)
Avg boosts / post: 6.6
Used together with
Top of the latest posts
Many years ago, I met with Grant Sanderson (best known for his Youtube channel 3Blue1Brown) to discuss a possible topic suitable for his channel. I proposed the #CosmicDistanceLadder, and presented a version of my public #astronomy lecture
A new #CosmicDistanceLadder post, on intriguing hints from the DESI survey data that suggests that the cosmological constant (aka "dark energy) might not, in fact, be constant after all. https://www.instagram.com/p/DIP0yy5oDUu
Part 2 is now live on YouTube 🎉: “How To Measure The Universe: The Cosmic Distance Ladder Part 2”, 3Blue1Brown (https://youtu.be/hFMaT9oRbs4). #Astronomy #Math #CosmicDistanceLadder #Video #Physics #Cosmos #Universe
#cosmicdistanceladder across platforms
every network with a public tag surfaceFollow #cosmicdistanceladder 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.
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/cosmicdistanceladder