V$DELETED_OBJECT

Columns
   ___________________________
 
   RECID
   STAMP
   TYPE
   OBJECT_RECID
   OBJECT_STAMP
   OBJECT_DATA

Related:

 DBA_OBJECTS          ALL_OBJECTS          USER_OBJECTS         SYS_OBJECTS 
 dba_data_files
 V$DATABASE 
 V$DATAFILE