Auditable claim record

4-bit ALU · listed in shuttle

Tiny Tapeout SKY 25a · SUPPORTED

urn:vlsi:claim:ee12cc58ff7cd44015bb1803dacdf259d3941fcac76a07c08f299654c32af298

Official registry lists this repository, submitted revision and module. The listing does not establish fabrication, manufacture, validation or measured results.

Back to 4-bit ALU → · Complete history as JSON · JSON-LD

Evidence

Tiny Tapeout SKY 25a official shuttle registry ↗

The Tiny Tapeout SKY 25a registry lists this repository at submitted revision 6d967fdf8d82d35220b5fb072e88796a64ba4584, under module tt_um_Richard28277.

Tiny Tapeout official registry · projects[147]: repository, commit and macro · supports

Published date unknown · Retrieved 2026-10-13T23:58:54.913Z

urn:vlsi:evidence:e557539e2459913326b05466fbc179552e703cea3352e86ad68bd3c9127ee788

Assessment history

New assessments preserve earlier records. A correction changes the current interpretation without rewriting what VLSI knew before it.

Recorded assessments, oldest first
Revision	Recorded at (UTC)	Status	Validity	Reviewer & reason
1	2026-10-14T00:04:17.298Z	SUPPORTED	unknown unknown	checked-catalog-source-adapter (adapter) Evidence ingested by official-registry-and-pinned-documents/1.0.0. Explicit upstream evidence only. No fabrication, validation, successful tapeout, measured performance, arbitrary-version interoperability or production qualification is inferred.