The deleted assets / bins / playlists / etc. are moved to the Recycle Bin (temporarily deleted) from where they can be deleted permanently. If you delete the items from there (permanent deletion) the system will delete its metadata, proxy, etc. .
The physical file in the archive is deleted only when it is deleted from the Recycle Bin.
If you select an item from Recycle Bin and right click on it you will see some options as it shown below.
Export List : Exports the list of Selected Item / Current Page / All .
Sort : sorts the items related to Manuel / Ascending / Descending options.
View : Changes the view of items at the Recycle Bin ( Thumbnail / Tiles / Details )
Restore Item : restores selected item
Restore With Subitems : restores with subitems.
Delete Forever : If you want to delete items ( Assets / Playlists / Bins / Templates / Playout Servers , etc. ) from Recycle Bin, you need to use this option , it will ask you two warning questions as it shown below.
Restore All : restores all items at Recycle Bin.
Empty Recycle Bin : deletes all the items at Recycle Bin.
When you delete assets in the archive project, the source file on the storage is deleted, too. Don’t forget, it may not possible to recover. Also, the database deletes all the information about this asset and the references to the other objects, too.