Boxing is high-capacity 2D barcode.^[1][2] The flexible barcode format is fully customizable in terms of frame geometry, number of symbols per pixel and forward-error-correction (FEC) method. This makes it a suitable choice for storing large amounts of any kind of digital data on storage mediums such paper, photographic film or similar.

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Samples of a Boxing frame

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Boxing barcode is used on piqlFilm by Piql AS to store a large volume of information in the Arctic World Archive:

• the Vatican Library^[3]
• the photographic collection^[4]
• GitHub^[5]
• and other

The Boxing barcode used in the piqlFilm consists 4096 rows and 2160 cols. Each frame has:

• border
• four corner marks
• external bars (reference, calibration, structural metadata, human-readable)
• data container
• sync points