The assessment of the statement is 'likely_true' based on strong, corroborating evidence from high-authority sources for its core components.1. **Existence of the Partnership:** The first part of the statement, asserting a partnership between Nvidia and the US Department of Energy, is directly confirmed. The NVIDIA Sustainability Report for Fiscal Year 2024, a primary source with maximum authority, explicitly states a "recent working relationship with the U.S. Department of Energy." This is the most critical piece of evidence establishing the partnership.2. **Market Capitalization Figure:** The second part of the statement claims a market capitalization of $4.75 trillion. While no single source confirms this exact figure, the evidence makes it highly plausible. A Wikipedia citation points to a report that Nvidia's market cap "surpassed $4.5 trillion on October 1, 2025." Another high-authority source, Reuters, reported the company reaching $4 trillion in July 2025. Given this confirmed trajectory and a valuation already exceeding $4.5 trillion, the $4.75 trillion figure is a very reasonable and likely specific value within that established range.3. **Chronology:** The statement claims the market cap event occurred "after" the partnership was established. The timeline supported by the sources is consistent with this. The partnership is mentioned in the FY2024 report (which for Nvidia, ended in January 2024), while the market capitalization milestones are dated in mid-to-late 2025. This confirms the sequence of events.In summary, the partnership is definitively confirmed, and the market capitalization figure is strongly supported by evidence showing the valuation surpassed a very close milestone ($4.5 trillion). The timeline is also correct. The minor uncertainty about the exact $4.75 trillion figure is what prevents a 'true' assessment, but the overwhelming weight of the evidence supports the statement's truthfulness.