SGN Announces BlockchAIn Has Signed LOI for 5 MW AI Infrastructure Deployment, Over $100 Million in Expected Contract Value During Initial Term

Scottsdale, AZ, March 13, 2026 (GLOBE NEWSWIRE) -- Signing Day Sports, Inc. (“Signing Day Sports”, “SGN” or the “Company”) (NYSE American: SGN), in connection with the Company's previously announced proposed business combination (the “Business Combination”) with One Blockchain LLC (“BlockchAIn LLC”), BlockchAIn Digital Infrastructure, Inc. (“BlockchAIn Inc.” and together with BlockchAIn LLC, “BlockchAIn”), and certain affiliates of BlockchAIn, today announced that BlockchAIn LLC has entered into a non‑binding letter of intent (“LOI”) with an international private equity firm for a build‑to‑suit data center lease designed to support next‑generation AI infrastructure deployments.