Or upload the actual file after creating the link (10 MB max). Buyers only unlock the download after you mark their order collected and they enter their order number + email on the pay page.

One-time unlock codes for Zero. Buyers redeem a code inside zero.html; the registry burns it globally so it can never be used again. Codes are stored as hashes only — a generated code is shown exactly once, so save it when you see it.

Username only — never a password. Pasting a full venmo.com / cash.app / paypal.me link works too.