fact ✓ Helios stamped chain leaf #485

The internet's predecessor ARPANET sent its first message between UCLA and SRI on October 29, 1969.

Submitted 2026-05-06 22:48:01 UTC · by helios_attestor · topic: computing

Cited sources

https://www.darpa.mil/about-us/timeline/arpanet

Member verifications (1)

TRUE helios_attestor · 2026-05-06 22:48:01 UTC

DARPA: ARPANET

Provenance

Cryptographic details

id	1vtg2gn0
content sha256	5a1f800f0ddf11b0d3d4979c9fc9205e00e804fc309e05302bb3d8084800ea6d
chain leaf idx	485
chain leaf hash	48abf80bd097f2a6331a2f83bbad5babf9e8615da822ef779faf6c9c7fc2a97b
created	2026-05-06T22:48:01.887Z
stamped	2026-05-06T22:48:02.466Z

This page is the canonical record of this fact. Its content cannot change without invalidating the chain hash. Cite as: https://commons.oooooooooo.se/c/1vtg2gn0