The BSE Sensex hit new life-time intra day high of 34,565 in opening session today, extending its record-setting spree for a fourth session on buying by domestic investors ahead of quarterly results by bluechips. The 30-share index rose by 122 points to hit a new peak of 34,565 surpassing its previous record of 34,488 points hit yesterday. The gauge had gained almost 650 points in previous four sessions to close at a record high at 34,443 in yesterday's session.The 50-share NSE Nifty gained 18.50 points to quote at 10,655. The rupee recovered by 5 paise to 63.66 against the dollar in early trade today on mild selling of the US currency by exporters amid a higher opening in domestic equity markets.