Plate 04 · Issued 2026.04 · /about/portfolioRevised 2026.04.25

Brand trust, made legible.

AU-SVRN

Portfolio.

Two operating brands, each performing a specific kind of attestation in a market where the institutions that used to perform it have lagged or never existed. Structured to hold more.

AU-SVRN/PFL/0001 Two operating Structured to extend

The relationship

AU-SVRN is the mint. Humark and PuraTrust are stamps issued by it. Each is independently operated, structurally; each inherits methodology, infrastructure, and regulatory posture from the parent. End users of either brand do not need to know AU-SVRN exists in order to trust the mark. The institution stays behind the brand.

The portfolio is built to absorb a third brand without restructuring. The criteria for entry are written in the brand foundations and applied to any candidate.

The marks issued

The Humark mark

24 mm

Pulse Signature

Issued by Humark · under AU-SVRN methodology v1.0

Attests that a specific human, using their own biometrics, signed a specific work at a specific time. The signature is permanent.

Real. Genuine. Inviolable.

Specimen page
The PuraTrust mark

24 mm

PuraTrust Verified

Issued by PuraTrust · under AU-SVRN methodology v1.0

Attests that a specific lot, from a specific supplier, was tested against a documented standard and its supply chain reviewed.

Tested. Traced. Transparent.

Specimen page