#arpanet
Live, measured metrics for the hashtag #arpanet from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #arpanet
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 2026-09-28 08:05 UTC1 uses by 1 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 2026-09-28 08:05 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-09-28 08:05 UTCEverything below is measured over the latest 40 public posts (spanning ~9005 hours).
Posting hours (UTC) — busiest: 12:00
Languages: English (26) · Russian (4) · French (3) · German (2) · Japanese (1) · Italian (1)
Avg boosts / post: 7.9
Top of the latest posts
Happy Beginning of the Internet Age Day! "The first two-network TCP/IP transmission was between the [Packet Radio Van] and ARPANET on August 27, 1976; the van was parked next to Rossotti's (since 1956, officially the "Alpine Inn"), a well-k
On this day, 56 years ago: "At 10:30 p.m., 29 October 1969, the first ARPANET message was sent from this UCLA site to the Stanford Research Institute." https://ethw.org/Milestones:Birthplace_of_the_Internet,_1969 #arpanet #internet #history
I'm fortunate enough to have been born in a period where the internet did not exist. So I saw everything from the beginning as it was being set up in my section of Terra. The internet was such a peaceful place; we could transmit UID PASS in
What “arpanet” means
WikipediaThe Advanced Research Projects Agency Network (ARPANET) was the first wide-area packet-switched network with distributed control and one of the first computer networks to implement the TCP/IP protocol suite. Both technologies became the technical foundation of the Internet. The ARPANET was established by the Advanced Research Projects Agency of the United States Department of Defense.
“ARPANET” on Wikipedia (CC BY-SA) →#arpanet across platforms
every network with a public tag surfaceFollow #arpanet 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/arpanet