II.13.4. Identification of pre-existing rights II.13.5. Evidence of granting of pre-existing rights Contract number: ECHA/2020/666  When delivering the  results , the contractor must warrant that, for any use that the  contracting authority may envisage within the limits set in this FWC, the  results  and the  pre-existing material  incorporated in the  results  are free of claims from  creators  or from  any third parties and all the necessary  pre-existing rights  have been obtained or licensed. To that effect, the contractor must establish a list of all  pre-existing rights  to the  results  of  this FWC or parts thereof, including identification of the rights’ owners. If there are no  pre- existing rights  to the  results , the contractor must provide a declaration to that effect. The  contractor must provide this list or declaration to the contracting authority together with  the invoice for payment of the balance at the latest. Upon request by the contracting authority, the contractor must provide evidence that it  has the ownership or the right to use all the listed  pre-existing rights , except for the rights  owned or licensed by the Agency. The contracting authority may request this evidence  even after the end of this FWC.  This evidence may refer, for example, to rights to: parts of other documents, images,  graphs, fonts, tables, data, software, technical inventions, know-how, IT development  tools, routines, subroutines or other programs (‘background technology’), concepts,  designs, installations or pieces of art, data, source or background materials or any other  parts of external origin.  This evidence must include, as appropriate: In the  result , the contractor must clearly point out all quotations of existing works. The  complete reference should include as appropriate, the following: name of the author, title  of the work, date and place of publication, date of creation, address of publication on the  internet, number, volume and other information that allows the origin to be easily  identified. The contractor also warrants that it possesses the relevant rights or powers to execute the  transfer and that it has paid or has verified payment of all due fees including fees due to  collecting societies, related to the final  results .  Provision of evidence does not release the contractor from its responsibilities if it is found  that it does not hold the necessary rights, regardless of when and by whom this fact is  revealed. II.13.6. Quotation of works in the result  32  (e) the text of the disclaimer notice if any.  (d) a copy of the agreement or extract from the employment contract granting the  relevant rights to the contractor where parts of the  results  were created by its  personnel ; (c) a copy of the licence to use the product or of the agreement granting the relevant  rights to the contractor or a reference to this licence; (b) the full identification of the work and its author, developer,  creator , translator,  data entry person, graphic designer, publisher, editor, photographer, producer; (a) the name and version number of a software product;