The assessment is primarily based on one highly relevant and moderately authoritative source that directly corroborates all key elements of the statement. The Bitget News sitemap summary explicitly mentions a 'Giant Whale Address' that is 'raising its position' and links this activity to a '$310 million worth of ETH' transfer. This aligns perfectly with the claim of a 'whale' increasing their long positions in a 'major token' to a value of '$310 million'.Other sources mentioning the '$310 million' figure are either entirely irrelevant or lack credibility. The financial news report and the MEXC exchange article discuss the figure in completely unrelated contexts (phishing losses and a potential government penalty), providing no support or contradiction. The personal Facebook post mentions the figure in the context of market-wide liquidations, which is the forced closing of positions, not a whale intentionally increasing one. However, its authority is extremely low and does not credibly challenge the more specific information from the Bitget source. The crypto blog post is ambiguous, mentioning the figure in the context of growth rather than a specific transaction.Ultimately, the direct and specific evidence from the Bitget News sitemap, which is a reputable crypto exchange, provides strong support for the statement's truthfulness, significantly outweighing the irrelevant or low-authority noise from other sources.