Talk:Global Trade Item Number

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Business Mid‑importance

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Trade Mid‑importance

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Checksum is not based on modulus-10 algorithm[edit]

In the text is stated that the GTIN checksum is calculated the modulus-10 algorithm. This is not tree, it is a similar algorithm, but not the same. See GS1 explanation and wikipedia page about Luhn / modulus-10 algorithm Rkmuller (talk) 11:49, 23 April 2024 (UTC)[reply]