child support Other Debt

It's under federal and state law, but it won't be enforceable against you.
Your income source, SSI, can't be touched to satisfy such claims.
It's exempted by federal law.
If it were reguar social insecurity funds, the government could take 15% of it to satisfy the debt. In your case, they can't touch even 1% of it.

So, you get to legally avoid and evade paying support towards the support of your children.