Key Bitcoin mining indicator, the Hash Ribbons, triggers a buy signal according to CryptoQuant analysts.Hash Ribbons indicator compares 30-day and 60-day moving averages of Bitcoin's network hashrate to identify miner distress and accumulation zones.Hashrate at all-time highs puts pressure on miners, creating buying opportunities for long-term investors.Buy signal from Hash Ribbons indicates that now could be a good time to accumulate BTC despite short-term sell pressure.