BlockchAIn Digital Infrastructure, Inc. completed a Business Combination with Signing Day Sports, Inc. on March 16, 2026, and commenced trading on NYSE American under the ticker symbol AIB on March 17, 2026. Post-combination, One Blockchain Securityholders own approximately 88.3% of BlockchAIn, Signing Day Sports stockholders own approximately 8.5%, and Maxim Group LLC owns approximately 3.2%. The company's primary operating subsidiary, One Blockchain, is transitioning its focus from digital asset mining hosting to the development and operation of digital infrastructure dedicated to AI hosting and high-performance computing (HPC) workloads. Revenue for the year ended December 31, 2025, was $18.5 million, a 19% decrease from $22.9 million in 2024, primarily due to changes in customer mix and standstill agreements with its primary customer. The company reported a net loss of $0.8 million for 2025, a significant decline from a net income of $5.7 million in 2024. Adjusted EBITDA for 2025 was $1.7 million, a 74% decrease from $6.6 million in 2024. Gross profit declined to $3.5 million in 2025 from $8.2 million in 2024, with gross margin decreasing from 36% to 19%. The company operates a 40 MW data center facility in South Carolina, which is expandable to 50 MW, and plans to develop a 25 MW AI-focused data center site in Minnesota. Cash and cash equivalents decreased to $15,265 as of December 31, 2025, from $131,107 as of December 31, 2024. The company acquired 60 Antbox containers from Blue Ridge Digital Mining for $2.332 million, payable in 24 equal monthly installments, commencing August 15, 2025. All remaining modular mining containers classified as held for sale were sold in Q1 2025 for $132,000, resulting in a gain of $67,714.