| CPC G06K 7/1408 (2013.01) [A24F 40/20 (2020.01); A24F 40/46 (2020.01); A24F 40/53 (2020.01); G06K 19/06037 (2013.01)] | 12 Claims |

|
1. An aerosol-generating article for use with an aerosol-generating device, the aerosol-generating article comprising:
an aerosol-forming substrate, and
a surface area comprising a three dimensional code,
wherein the three dimensional code comprises pits and lands, and wherein the aerosol-generating article has a flat shape, and the three dimensional code is provided on or in a reflective surface.
|