Auditable claim record

4-bit ALU · listed in shuttle

Tiny Tapeout IHP 25a · SUPPORTED

urn:vlsi:claim:17673b54dd6dbaac1a046cf4d72cc33e03f12a29adba28e6e9d8fce24af95e8b

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 IHP 25a official shuttle registry ↗

The Tiny Tapeout IHP 25a registry lists this repository at submitted revision cbe1d323580ab6f76fbbe0389392dcea2947bb92, under module tt_um_Richard28277.

Tiny Tapeout official registry · projects[30]: repository, commit and macro · supports

Published date unknown · Retrieved 2026-10-13T23:58:54.646Z

urn:vlsi:evidence:5ff4eacf76600998109a3d1c8bd5fd2dfeb023d04c182953afd027d8b8201ed0

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	2026-10-14T00:04:17.036Z	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.