Auditable claim record

4-Bit Toy CPU · listed in shuttle

Tiny Tapeout IHP 25a · SUPPORTED

urn:vlsi:claim:76ad9e770bc15c00272600b3bff2afb6bb813534798c34053517b5d93b7314f9

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

Back to 4-Bit Toy CPU → · 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 f37ad0c05874a34a75e4d62b83dc33b9fd3b1583, under module tt_um_wallento_4bit_toycpu.

Tiny Tapeout official registry · projects[213]: repository, commit and macro · supports

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

urn:vlsi:evidence:93123364fb04411b52824b37a8a76c9129458e4943b0f3004038d72e36467989

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	2026-10-14T00:04:17.100Z	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.