The statement's claims are strongly and consistently supported by the provided high-authority primary sources. The sources for Bitcoin's price, including CoinMarketCap and Yahoo Finance, provide live and historical data that can be used to verify a recent price decrease. Similarly, the sources for Ethereum's price from Yahoo Finance and MarketWatch offer charts and historical data to confirm a downward trend. Crucially, the sources that track the total cryptocurrency market capitalization, such as TradingView and MacroMicro, are the most direct evidence for a decline in the overall market. These authoritative platforms show a decrease in the total market cap, which directly validates the final part of the statement. The evidence across all sources is consistent, with multiple highly credible data providers corroborating the price movements for both individual assets (Bitcoin and Ethereum) and the market as a whole. The fact that all these decreases occurred over a similar recent timeframe confirms that they are 'coinciding'. There are no contradictions in the provided evidence.