Non-downloadable computer software featuring digital collectibles, digital art, media content, tickets to events, and prizes, represented by non-fungible cryptographic tokens via a block chain network, in the field of sports and entertainment; non-downloadable software in the nature of block chain-based utility tokens that provide access to of digital art, media content, tickets to events, and prizes for exchange between artists, creators, fans and users of a block chain-based platform; providing temporary use of non-downloadable computer software for block chain-based platforms, namely, software for the exchange of block chain-based utility tokens between artists, creators, and users of the block chain technology; providing temporary use of non-downloadable computer software for enabling users to electronically exchange, store, send, receive, accept and transmit digital utility tokens based on the block chain technology