If they're formatted like this example, meaning many of the same items and information (ex. issuance of stock) are covered in the same way, they're probably GAAP. That said, it's not just a question of formatting, and this isn't financial advice.
https://republic.co/help/issuer-gaap-example.pdfIf you're still not sure, it's best to check with a CPA. We recommend using Kristine Rasmussen from Assure (
krasmussen@assure.co). Most startups that have raised on Republic work with Kristine.