This violin, known as the ‘Salabue, Castelbarco’ is a fine and old Italian instrument, the work of Giovanni Battista Guadagnini of Turin dated 1776. It is a typical example of the maker’s work of this period, which was in the collection of Count Cozio di Salabue. Documents and contracts connecting NFT and real-world asset are accessible under app.vountain.io and have been used and checked for completeness and plausibility for minting purposes by vountain GmbH, according to the asset owner's permission.