A decorative panel comprising a decorative pattern, wherein the decorative pattern is embedded with a digital fingerprint code; and wherein the digital fingerprint code comprises a content which is readable by scanning said code by a digital imaging device of a mobile device and by decoding said scanned code by an identification code by an identification decoder of said mobile device; and wherein said code is not visible to the human eye at a distance of more than 20 centimeters; and wherein the decorative panel is selected from the group consisting of kitchen panels, flooring panels, furniture panels, ceiling panels and wall panels wherein the digital fingerprint code is characterized by - being embedded in a nerve or wood grain imperfection of the decorative pattern; and - having the content with a plurality of N-bit data; wherein each possible value of N-bit data has a thickness (T N,i) and length (L N,i); wherein the plurality of N-bit data comprises a first N-bit data (N 1), subsequent by a different second N-bit data (N 2), on a nerve or a wood grain imperfection; and wherein the thickness (T N,i,1) of the value (V N,1) of the first N-bit data (N 1) is different from the thickness (T N,i,2) of the value (V N,2) of the second N-bit data (N 2); and/or the length (L N,i,1) of the value (V N,1) of the first N-bit data (N 1) is different from the length (L N,i,2) of the value (V N,2) of the second N-bit data (N 2); the thickness (T N,i,1) of the value (V N,1) of the first N-bit data (N 1) and thickness (T N,i,2) of the value (V N,2) of the second N-bit data (N 2) is perpendicular to the nerve or the wood grain imperfection and wherein said nerve or said wood grain imperfection is forming a continuous line. wherein the digital fingerprint code comprises a content which is readable by scanning said code by a digital imaging device of a mobile device and by decoding said scanned code by an identification code by an identification decoder of said mobile device; and wherein said code is not visible to the human eye at a distance of more than 20 centimeters; and wherein the decorative panel is selected from the group consisting of kitchen panels, flooring panels, furniture panels, ceiling panels and wall panels wherein the digital fingerprint code is characterized by - being embedded in a nerve or wood grain imperfection of the decorative pattern; and - having the content with a plurality of N-bit data; wherein each possible value of N-bit data has a thickness (T N,i) and length (L N,i); wherein the plurality of N-bit data comprises a first N-bit data (N 1), subsequent by a different second N-bit data (N 2), on a nerve or a wood grain imperfection; and wherein the thickness (T N,i,1) of the value (V N,1) of the first N-bit data (N 1) is different from the thickness (T N,i,2) of the value (V N,2) of the second N-bit data (N 2); and/or the length (L N,i,1) of the value (V N,1) of the first N-bit data (N 1) is different from the length (L N,i,2) of the value (V N,2) of the second N-bit data (N 2); the thickness (T N,i,1) of the value (V N,1) of the first N-bit data (N 1) and thickness (T N,i,2) of the value (V N,2) of the second N-bit data (N 2) is perpendicular to the nerve or the wood grain imperfection and wherein said nerve or said wood grain imperfection is forming a continuous line. - being embedded in a nerve or wood grain imperfection of the decorative pattern; and - having the content with a plurality of N-bit data; wherein each possible value of N-bit data has a thickness (T N,i) and length (L N,i); wherein the plurality of N-bit data comprises a first N-bit data (N 1), subsequent by a different second N-bit data (N 2), on a nerve or a wood grain imperfection; and wherein the thickness (T N,i,1) of the value (V N,1) of the first N-bit data (N 1) is different from the thickness (T N,i,2) of the value (V N,2) of the second N-bit data (N 2); and/or the length (L N,i,1) of the value (V N,1) of the first N-bit data (N 1) is different from the length (L N,i,2) of the value (V N,2) of the second N-bit data (N 2); the thickness (T N,i,1) of the value (V N,1) of the first N-bit data (N 1) and thickness (T N,i,2) of the value (V N,2) of the second N-bit data (N 2) is perpendicular to the nerve or the wood grain imperfection and wherein said nerve or said wood grain imperfection is forming a continuous line.