Unless he goes to court to obtain custody or parenting time, you have custody. Having another support order in place in front of yours will drastically lower your support - there is a cap on total support that can be paid, and the other order takes priority since it was entered first.
This answer is not to be considered a response to a specific legal issue in a specific jurisdiction - it is to be considered only a general response to a hypothetical scenario posed by the questioner. For specific legal advice, please consult with a licensed attorney in your jurisdiction.
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