Just ID? Like a library card or parking garage stamp? Nope, not necessarily. We're talking about a state document, not a federal document. It only becomes a federal case if that state document is used in a scheme to assume a person's identity, and that conspiracy to assume someone's identity involves interstate commerce, or some other plainly federal jurisdiction.
Just creating a false image of a birth certificate isn't necessarily a federal crime - in fact, it's not necessarily any crime at all - as I said, it's dependent entirely on the circumstances. Did the person who "mocked up" the document to so with the intent to commit crime?
"US attorneys work for the US DOJ, but obviously some of these were appointed by Bush. "
All but one or two of the current USAs were appointed by Barack Obama. Assistant US attorneys are career positions. They are not appointed. They are hired and they do not serve at the pleasure of this president, or any president. They are civil servants. Some were hired by Obama, Bush, Clinton, Bush and Reagan (maybe even Carter).
"Mr Gibbs has publicly admitted his hand at putting this on the Internet. "
Tell me counselor, what crime are you going to charge Gibbs with? And, before you answer that, look up the definition of "mens rea".
You need the sword of the house subcommittee system to cut through it and investigate Obama’s finances, both campaign and where possible, personal.
Even then the investigation has to begin at square one, a difficult and time consuming process. The general principle is "follow the money," and the main villains will be revealed. The actual actus rea depends on the exact circumstances of the actors involved and precise times. A prediction for you is that John O. Brennan and Analysis corp will come up. 90 Days to go until the American people can take their revenge out on the "Democrats" in the November 2nd mid term elections. Barack Obama has only succeeded in awakening a sleeping giant