Using gas chromatography for authentication, advertisements, and therapies

1. A device, comprising:

at least one processor;

a gas chromatograph (GC) accessible to the processor; and

storage accessible to the processor and bearing instructions executable by the processor to:

receive at least one output of the gas chromatograph;

compare the at least one output to at least one template; and

responsive to the comparison, perform an action comprising one or more of: authenticating a user, targeting at least one advertisement to the user, and presenting at least one indication for at least one therapy for the user;

wherein the determination comprises whether to authenticate the user, wherein the at least one output indicates “N” substances, wherein “N” is an integer greater than one, and wherein the at least one template indicates “M” substances, wherein “M” is an integer greater than one, and wherein the instructions are executable to:

responsive to the comparison indicating that “N” equals “M” plus/minus C, wherein C is an integer greater than zero, authenticate the user; and

responsive to the comparison not indicating that “N” equals “M” plus/minus C, not authenticate the user.

2. The device of claim 1 , wherein the instructions are executable to:

responsive to the comparison indicating that “N” equals “M”, authenticate the user; and

responsive to the comparison not indicating that “N” equals “M”, not authenticate the user.

3. The device of claim 1 , wherein the instructions are executable to:

responsive to the comparison indicating that the substances indicated in the at least one output are equal to the substances indicated in the template, authenticate the user; and

responsive to the comparison not indicating that the substances indicated in the at least one output are equal to the substances indicated in the template, not authenticate the user.

4. The device of claim 1 , wherein the instructions are executable by the processor to:

responsive to the comparison indicating that at least “N”±C of the substances indicated in the at least one output are equal to the substances indicated in the template, authenticate the user; and

responsive to the comparison not indicating that at least “N”±C of the substances indicated in the at least one output are equal to the substances indicated in the template, not authenticate the user.

5. The device of claim 1 , wherein the at least one output comprises “N” amplitude peaks representing respective substances, wherein “N” is an integer greater than one, and wherein the at least one template indicates “M” amplitude peaks representing respective substances, wherein “M” is an integer greater than one, and wherein the instructions are executable to:

responsive to the comparison indicating that all “N” amplitude peaks are equal, in amplitude within a range, to corresponding “M” amplitude peaks, authenticate the user; and

responsive to the comparison not indicating that all “N” amplitude peaks are equal, in amplitude within a range, to corresponding “M” amplitude peaks, not authenticate the user.

6. The device of claim 2 , wherein the at least one output comprises “N” amplitude peaks representing respective substances, wherein “N” is an integer greater than one, and wherein the at least one template indicates “M” amplitude peaks representing respective substances, wherein “M” is an integer greater than one, and wherein the instructions are executable to:

responsive to the comparison indicating that all “N” amplitude peaks are equal, in amplitude within a range, to corresponding “M” amplitude peaks, authenticate the user; and

responsive to the comparison not indicating that all “N” amplitude peaks are equal, in amplitude within a range, to corresponding “M” amplitude peaks, not authenticate the user.

7. The device of claim 1 , wherein the at least one output comprises “N” amplitude peaks representing respective substances, wherein “N” is an integer greater than one, and wherein the at least one template indicates “M” amplitude peaks representing respective substances, wherein “M” is an integer greater than one, and wherein the instructions are executable to:

responsive to the comparison indicating that at least “M”±D of the “N” amplitude peaks are equal, in amplitude within a range, to corresponding “M”±D amplitude peaks, authenticate the user, wherein D is an integer greater than zero; and

responsive to the comparison not indicating that at least “M”±D of the “N” amplitude peaks are equal, in amplitude within a range, to corresponding “M”±D amplitude peaks, not authenticate the user.

8. The device of claim 1 , wherein the instructions are executable by the at least one processor to:

determine at least one indication for at least one therapy for the user, the determination of the indication being based at least in part on correlating the at least one output to Carbon-13;

based at least in part on correlating the at least one output to Carbon-13, present an indication to treat h-pylori in the user.

9. A method, comprising:

receiving, at a device, at least one output from a gas chromatograph (GC);

comparing the at least one output to at least one template; and

responsive to the comparison, performing an action comprising one or more of: authenticating a user, targeting at least one advertisement to the user, and presenting at least one indication for at least one therapy for the user;

wherein the method comprises:

responsive to the comparison indicating that at least “M” plus/minus C of the substances indicated in the at least one output are equal to the substances indicated in the template, authenticating the user; and

responsive to the comparison not indicating that at least “M” plus/minus C of the substances indicated in the at least one output are equal to the substances indicated in the template, not authenticating the user.

10. The method of claim 9 , wherein the at least one output indicates at least “X” substances, wherein “X” is an integer greater than one, and wherein the at least one template indicates “Y” substances, wherein “Y” is an integer greater than one, and wherein the method comprises:

responsive to the comparison indicating that “X” equals “Y”, determining to authenticate the user; and

responsive to the comparison not indicating that “X” equals “Y”, determining not to authenticate the user.

11. The method of claim 9 , wherein the at least one output indicates “X” substances, wherein “X” is an integer greater than one, and wherein the at least one template indicates “Y” substances, wherein “Y” is an integer greater than one, and wherein the method comprises:

responsive to the comparison indicating that “X” equals “Y”±C, wherein C is an integer greater than zero, determining to authenticate the user; and

responsive to the comparison not indicating that “X” equals “Y”±C, determining not to authenticate the user.

12. The method of claim 9 , wherein the method comprises:

responsive to the comparison indicating that the substances indicated in the at least one output are equal to the substances indicated in the template, authenticating the user; and

responsive to the comparison not indicating that the substances indicated in the at least one output are equal to the substances indicated in the template, not authenticating the user.

13. The method of claim 9 , wherein the determination comprises whether to authenticate the user, wherein the at least one output comprises “M” amplitude peaks representing respective substances, wherein “M” is an integer greater than one, and wherein the at least one template indicates “N” amplitude peaks representing respective substances, wherein “N” is an integer greater than one, and wherein the method comprises:

responsive to the comparison indicating that all “M” amplitude peaks are equal, in amplitude within a range, to corresponding “N” amplitude peaks, determining to authenticate the user; and

responsive to the comparison not indicating that all “M” amplitude peaks are equal, in amplitude within a range, to corresponding “N” amplitude peaks, determining not to authenticate the user.

14. The method of claim 10 , wherein the at least one output comprises “M” amplitude peaks representing respective substances, wherein “M” is an integer greater than one, and wherein the at least one template indicates “N” amplitude peaks representing respective substances, wherein “N” is an integer greater than one, and wherein the method comprises:

responsive to the comparison indicating that all “M” amplitude peaks are equal, in amplitude within a range, to corresponding “N” amplitude peaks, determining to authenticate the user; and

responsive to the comparison not indicating that all “M” amplitude peaks are equal, in amplitude within a range, to corresponding “N” amplitude peaks, determining not to authenticate the user.

15. The method of claim 11 , wherein the at least one output comprises “M” amplitude peaks representing respective substances, wherein “M” is an integer greater than one, and wherein the at least one template indicates “N” amplitude peaks representing respective substances, wherein “N” is an integer greater than one, and wherein the method comprises:

responsive to the comparison indicating that at least “N”±D of the “M” amplitude peaks are equal, in amplitude within a range, to corresponding “N”±D amplitude peaks, determining to authenticate the user, wherein D is an integer greater than zero; and

responsive to the comparison not indicating that at least “N”±D of the “M” amplitude peaks are equal, in amplitude within a range, to corresponding “N”±D amplitude peaks, determining not to authenticate the user.

16. The method of claim 9 , wherein the method comprises:

determining at least one indication for at least one therapy for the user, the determination of the indication being based at least in part on correlating the at least one output to Carbon-13;

based at least in part on correlating the at least one output to Carbon-13, presenting an indication to treat h-pylori in the user.

17. A computer readable storage medium (CRSM) that is not a transitory signal, the computer readable storage medium comprising instructions executable by at least one processor to:

receive at least one output from a gas chromatograph (GC);

compare the at least one output to at least one template; and

responsive to the comparison, perform an action comprising one or more of: authenticate a user, target at least one advertisement to the user, and present at least one indication for at least one therapy for the user;

wherein the at least one output comprises “N” amplitude peaks representing respective substances, wherein “N” is an integer greater than one, and wherein the at least one template indicates “M” amplitude peaks representing respective substances, wherein “M” is an integer greater than one, and wherein the instructions are executable to:

responsive to the comparison indicating that at least “M” plus/minus D of the “N” amplitude peaks are equal, in amplitude within a range, to corresponding “M” plus/minus D amplitude peaks, authenticate the user, wherein D is an integer greater than zero; and

responsive to the comparison not indicating that at least “M” plus/minus D of the “N” amplitude peaks are equal, in amplitude within a range, to corresponding “M” plus/minus D amplitude peaks, decline to authenticate the user.

18. The CRSM of claim 17 , wherein the at least one output indicates “X” substances, wherein “X” is an integer greater than one, and wherein the at least one template indicates “Y” substances, wherein “Y” is an integer greater than one, and wherein the instructions are executable to:

responsive to the comparison indicating that “X” equals “Y”±C, wherein C is an integer greater than zero, determine to authenticate the user; and

responsive to the comparison not indicating that “X” equals “Y”±C, determine not to authenticate the user.

19. The CRSM of claim 17 , wherein the instructions are executable by the at least one processor to:

determine at least one indication for at least one therapy for the user, the determination of the indication being based at least in part on correlating the at least one output to Carbon-13;

based at least in part on correlating the at least one output to Carbon-13, present an indication to treat h-pylori in the user.

20. The CRSM of claim 17 , wherein the instructions are executable by the at least one processor to:

correlate a chemical signature of the user as indicated by the substances to a particular age group for the user and/or to a particular sex of the user; and

based on the correlation, target at least one advertisement to the user.