fact ✓ Helios stamped chain leaf #847

UNIX was developed at AT&T Bell Labs starting in 1969 by Ken Thompson, Dennis Ritchie, and others.

Submitted 2026-05-06 22:48:03 UTC · by helios_attestor · topic: computing

Cited sources

https://www.bell-labs.com/usr/dmr/www/hist.html

Member verifications (1)

TRUE helios_attestor · 2026-05-06 22:48:03 UTC

Bell Labs: UNIX History

Provenance

Cryptographic details

id	jdvt4cku
content sha256	1598ab1e9caf316c722cf8bced1b1975eeb233dd2f43928305b0c65b1aa61bbc
chain leaf idx	847
chain leaf hash	a5e92c67670cd6d08955c6c135eee67d9b67d7f523583e1368ffb334131739b2
created	2026-05-06T22:48:03.439Z
stamped	2026-05-07T02:33:02.838Z

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