I am thinking that is a public key because it is hexadecimal, I checked for the addresses, the addresses are: 14ceuJoU4CcBo1cM64kPnsrewntqfgYhfu 1dz5xLuKMQFYdCiZ16Pqq1GT7bc3qepnr, compressed.
I know anyone that wants to claim to be Satoshi has to sign a message with his private key, but I just want to ask if this addresses have any link with Satoshi Nakamoto?
mempool.space says both address doesn't have any transaction[1][2], while you're first person mentioning both address on this forum[3][4]. So the answer is no.