42 Software as a service (SAAS) services featuring software for managing and verifying cryptocurrency transactions on a blockchain; Application service provider, namely, hosting, managing, developing, analyzing, and maintaining applications, software and web sites of others in the fields of blockchain; Software as a service (SAAS) services featuring software for managing decentralized and blockchain-based systems and databases and transmitting electronic data from blockchain networks; Platform as a service (PAAS) featuring computer software platforms for managing decentralized and blockchain-based systems and databases and transmitting electronic data from blockchain networks; Design, development, and implementation of software for searching, indexing, locating, accessing, extracting, transmitting, repurposing, organizing, viewing, and managing electronic data from blockchain networks; Providing temporary access to an online, non-downloadable distributed ledger technology platform; Providing non-downloadable cloud-based computing software for operating blockchain-based applications and environments; Providing temporary use of on-line non-downloadable software for electronic data storage; Software as a service (SaaS) services featuring software for searching, indexing, locating, accessing, extracting, transmitting, repurposing, organizing, viewing, and managing electronic data from blockchain networks; Computer services, namely, creating computer blockchain network based indexes of information for others; Providing temporary use of on-line non-downloadable software for accessing, reading, and tracking information in the field of cryptocurrency on a blockchain