Multiple OKX-hosted sources with high authority and relevance report Bitcoin trading around $68,000 with approximately a 3.3% daily gain. The official OKX price pages are primary data providers and directly reflect current and historical trading figures for Bitcoin. These pages consistently show the same price level and percentage increase, matching the statement in question. Contextual data from related OKX pages, such as dual investment and other coin listings, also embed consistent Bitcoin price references at the $68,000 level. No contradictory data points indicate a different value or alternate percentage change. Given the uniformity and credibility of OKX as a primary exchange source and the direct numerical match, the claim that 'The price of Bitcoin reached $68,000 on the cryptocurrency exchange OKX, representing a 3.38% increase over the previous day' is highly probable and supported by first-party evidence.