GS1 Sunrise 2027: What 2D Barcodes Change on Your Label
Dual marking, the 50 mm rule, a 0.396 mm module floor, and why a red QR reads on every phone but never at the register. Label mechanics of Sunrise 2027.
The GDSN Attribute List for Food: What Publishes and What Rejects
GS1 tiers the GDSN attribute list: seven a message cannot publish without, the ones a retailer refuses without, and twelve that bill you when wrong.
The GDSN Guide for the Food Industry: Where the Data Breaks
A GDSN guide for the food industry: what the data pool is, why food answers to it, which attributes reject, and what a wrong field costs.
Every GTIN Passed the Check Digit. The Retailer Rejected It Anyway.
A valid check digit proves twelve or fourteen digits are internally consistent. It says nothing about the four things that actually get an item rejected. What GTIN verification means when the retailer, not the math, is the judge.
CPG Data Standards: The One Reference for the Fifteen Tabs You Keep Open
CPG data standards in one page: GTIN anatomy, GDSN syndication, retailer item setup, and freight-class logic, verified against GS1 and retailer sources.