On 1 December 2023, digital bond issuances by the Cantons of Basel-City and Zurich were successfully settled using real CHF wholesale central bank digital currency (wCBDC) issued by the Swiss National Bank (SNB) on SIX Digital Exchange (SDX). It is the first time the SNB has issued real wCBDC in Swiss francs on a financial market infrastructure based on distributed ledger technology (DLT).