<p>"We'd love to say this is a true Guinness World Record, but the problem is there is just no evidence... We can only accept official birth documents created in the year of the birth," the editor-in-chief of Guinness World Records, Craig Glenday, was quoted as saying by BBC.<br /><br />Singh's British passport, showing his date of birth as being 1 April 1911, as well as a letter from the Queen congratulating him on his 100th birthday, have been shown to the organisation, the BBC reported.<br /><br />A letter from Indian government officials stating that no birth records were kept in 1911, and a statement from a former neighbour in India, have also been passed to Guinness World Records. But the organisation says these are not considered sufficient proof of age.<br /><br />It took Singh over eight hours to cross the finish line, more than six hours after Kenya's Kenneth Mungara won the Scotiabank Toronto Waterfront Marathon on October 16.<br /><br />Singh, who only speaks Punjabi, was the last competitor to complete a full-distance 42-kilometre marathon. He received worldwide publicity celebrating his position as the oldest man to complete a marathon - numerous media groups, including the BBC, announced he had made it into Guinness World Records.<br /><br />It was Singh's eighth marathon. He ran his first race at the age of 89. In the 2003 Toronto event, he set the mark in the 90-plus category, finishing the race in five hours 40 minutes and one second.</p>
<p>"We'd love to say this is a true Guinness World Record, but the problem is there is just no evidence... We can only accept official birth documents created in the year of the birth," the editor-in-chief of Guinness World Records, Craig Glenday, was quoted as saying by BBC.<br /><br />Singh's British passport, showing his date of birth as being 1 April 1911, as well as a letter from the Queen congratulating him on his 100th birthday, have been shown to the organisation, the BBC reported.<br /><br />A letter from Indian government officials stating that no birth records were kept in 1911, and a statement from a former neighbour in India, have also been passed to Guinness World Records. But the organisation says these are not considered sufficient proof of age.<br /><br />It took Singh over eight hours to cross the finish line, more than six hours after Kenya's Kenneth Mungara won the Scotiabank Toronto Waterfront Marathon on October 16.<br /><br />Singh, who only speaks Punjabi, was the last competitor to complete a full-distance 42-kilometre marathon. He received worldwide publicity celebrating his position as the oldest man to complete a marathon - numerous media groups, including the BBC, announced he had made it into Guinness World Records.<br /><br />It was Singh's eighth marathon. He ran his first race at the age of 89. In the 2003 Toronto event, he set the mark in the 90-plus category, finishing the race in five hours 40 minutes and one second.</p>