Why has Obama refused to release it? Why did every other candidate produce the document with no fight? What does Obama have to hide?
Because the original is kept on file somewhere with the hospital, and the duplicate version is no less of a legal document than the original?
Your assumption requires three things
1. That the state of Hawai'i would falsify his certification of birth
2. That they would falsify it using a new format
3. That the hospital-held certification of birth was also falsified
i mean, really?