SunOS Release 5.10 Version Generic_147440-01 64-bit... suggests you are okay, but the question needs to be asked.
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Oracle Solaris 11 or laterwhich suggests that patches must be applied to Solaris 10 for it to be functional. A raw install wouldn't be good enough, even for Solaris 10 8/11.
Oracle Solaris 10 8/11 OS with required patchsets
Oracle Solaris 10 9/10 OS with the Solaris 10 8/11 SPARC Bundle and required patchsets