How can I get all the open account receivables for a particular date?

Export all account receivables for a specific deadline

In order to comply with your accounting department you may want to get an export of all open account receivables for a particular date. 

You can export the open account receivable accounts easily by navigating to your Space > Accounting > Account Receivable. Klick on the Export and you will be asked to select a deadline for which an export should be generated.