Note 1 - Business Organization and Nature of Operations

Datacentrex (“DTCX” or the “Company”), formerly Thumzup Media Corporation (“Thumzup” or “TZUP”) was incorporated on October 27, 2020, under the laws of the State of Nevada, and its headquarters is located in Los Angeles, California. In December 2025, The Company completed a merger with Dogehash Technologies Inc (“Dogehash”) which was accounted for a reverse recapitalization as described in Note 2. Thumzup’s primary business is software as a service provider dedicated to connecting businesses with consumers and allowing the business to incentivize consumers to post about their experience on social media. Thumzup’s mission is to democratize social media marketing by connecting advertisers with non-professional people, who can be paid for their posts about products and services they love through its technology which utilizes a proprietary mobile app (“App”). The App generates scalable word-of-mouth product posts and recommendations for advertisers on social media and is designed to connect advertisers with individuals who are willing to promote their products online. Dogehash is a digital asset mining company focused on mining Dogecoins (“DOGE”) and other Litecoins (“LTC”). The Company was incorporated in the state of Nevada in July 2025. The Company acquired, through an asset purchase agreement effective July 25, 2025, US Data and Energy, LLC who commenced operations in January 2025 and is the historical operating entity included in these financial statements.