This article explores critical market signals in the derivatives sector, focusing on how they might indicate manipulation, particularly through futures open interest and funding rates. It delves into market sentiment and uses long/short ratios and option open interest for gauging potential reversals, while evaluating liquidation data to spot manipulation patterns during high volatility. The insights are especially valuable to traders and analysts using Gate data. Structured logically, it covers signal identification, sentiment analysis, and manipulation detection, enhancing readers' strategic understanding of market dynamics. Key terms: SWCH, derivatives, manipulation, open interest, funding rate, market sentiment.