You will need to contact your previous outsourced company and ask for the license number of the item as proof of purchase will be required for the author of the file to help you.
Okay, it took us for a while to figure that out, below the license information as desired.
LICENCE CERTIFICATE : Envato Marketplace Item
This document certifies the purchase of: ONE REGULAR LICENCE as defined in the standard terms and conditions on the Envato Marketplaces.
Licensor’s Author Username: Tauris Licensee: jademagnet stargure
For the item: Purity: Clean, Minimal & Bold WordPress Themehttp://themeforest.net/item/purity-clean-minimal-bold-wordpress-theme/639774 Item ID: 639774
Item Purchase Code: [removed for security reasons]
Purchase Date: 2012-07-05 06:59:12 UTC
For any queries related to this document or license please contact Envato Support via http://support.envato.com/index.php?/Live/Tickets/Submit
Envato Pty. Ltd. (ABN 11 119 159 741) PO Box 21177, Little Lonsdale Street, VIC 8011, Australia
==== THIS IS NOT A TAX RECEIPT OR INVOICE ====