Hoseki builds financial infrastructure for proving and verifying self-custodied and exchange-held digital assets. Its products include Prove, which generates bank-grade Bitcoin ownership statements; Verify, which enables businesses to request and track ownership verifications; Asset Link, a white-label integration for embedding digital asset verification into lending, compliance, onboarding, and credit workflows; and APIs for programmatic integrations. Hoseki also provides proof-of-reserves verification for institutional and corporate Bitcoin holdings.