Unix script rename my file name from file_epoctimestamp to file_timestamp
<p>I have file name Transaction-0-0-1458049146806.txt and i want to rename this to normal timestamp like Transaction-2016-03-16?</p>

<p>and also in UNIX script how to convert Sun Sep 26 14:53:26 CDT 48173  into YYYY-MM-DD or YY-MM-DD</p>

<p>Any help?</p>