Each page of the PDF should contain:
After generation, compute a SHA-256 hash of: imprimir cartones bingo binvi pdf verified
Store this hash in a database. The printed PDF includes the hash as a QR code. Each page of the PDF should contain: After
To achieve professional-looking bingo cards: Store this hash in a database
For multiple cartons per sheet: Binvi verified PDFs often arrange 2 or 4 cartons per page. Always do a test print on plain paper first.