Reserve, réserve, riserva: the concept is the same in each of Switzerland's main languages, and the English form is recognised in all of them. Paired with Bitcoin, it frames the asset as something held with care, a store kept for later. That tone suits a country whose financial sector is closely associated with safekeeping and discretion. The .ch ending gives the name a Swiss identity that international clients of a reserve or custody service will recognise at once.
The name falls into the treasury category. It is also held on the Austrian, Dutch and UK endings, and the full set can be acquired together for a European reserve brand. Swiss project types include a custody and reserve-management service for companies, a foundation treasury advisory practice, a reserve product of a private bank, or a policy and research forum on bitcoin as a reserve asset.