Yes. In Palworld v1.0.3, Gumoss can get Artisan through currently verified methods: it is in the standard random pool. Artisan is in the standard random passive pool in v1.0.3, so it can appear on a caught or bred Gumoss and be inherited from parents that have it. The facts behind this answer are graded B and come from 2 registered sources.
Reason
Work Speed +50%
Rank
3
Random pool
Yes
Other Pals
299
Gumoss breeding recipes
1
Fixed passives on Gumoss
0
Custom slots available
4
Verified evidence claims behind this verdict
1
Gumoss parent pairs with a direct source of Artisan
1 of 1
Artisan breeding route for Gumoss: 1 of 1 parent pair include a direct source (Gumoss).
Why
Artisan is in the standard random passive pool in v1.0.3, so it can appear on a caught or bred Gumoss and be inherited from parents that have it.
How Artisan can be acquired on Gumoss in v1.0.3
Current method
Available for Gumoss?
Note
Fixed / innate
No
Gumoss is born with no fixed passive.
Random pool (catch or hatch)
Yes
Artisan is in the standard random pool, so it can appear on a caught or hatched Gumoss.
Implant (Surgery Table)
No
Artisan: no verified item method grants it here.
Breeding inheritance
Yes
Gumoss can inherit Artisan along a verified breeding chain, under the standard passive-inheritance rule this dataset has not independently sourced.
Verdict per requested component on Gumoss in Palworld v1.0.3
Artisan is in the standard random passive pool in v1.0.3, so it can appear on a caught or bred Gumoss and be inherited from parents that have it.
B B · 1 source
How it reaches this Pal
Artisan is in the standard random pool, so it can appear on a caught or hatched Gumoss.
299 Pals obtain Artisan directly in v1.0.3 (Gloopie, Gloopie Primo, Gobfin, Gobfin Ignis and Gorirat).
Gumoss breeds only from two Gumoss parents in v1.0.3, so no other species can bring Artisan into its line.
5 of 299 shown
What you can do now
Artisan is in the standard random pool, so it can appear on a caught or hatched Gumoss.
Alternative: Gumoss can inherit Artisan along a verified breeding chain, under the standard passive-inheritance rule this dataset has not independently sourced.