The first clue that it isn't real is the measurements, if authentic, would be metric.
The first clue is this has been around since 2009.
Metric System Not Officially Used in Kenya Until 1967 - The Post & Email
he had information regarding Obama’s alleged birth record in Kenya. The interviewee had stated that he believed that the document exhibited by Smith in 2009 as a certified copy of the Kenyan birth certificate of Barack Hussein Obama was “totally bogus…because Kenya was a country that was under British rule for many years, and when Obama was born, information on his birth record would have been given in metric measurements: height, weight, etc.”
Smith submitted the
document as an exhibit along with a sworn affidavit in a lawsuit filed in California approximately two years ago and
provided background information on how he allegedly obtained it from the Coast Provincel General Hospital in Mombasa, Kenya.