8. The method according to claim 1 , further comprising: storing, by the processor, an association result of the associating the corresponding time artifacts with the at least one original time reference; and retrieving, by the processor, the document and the association result in response to an access request to the document.
8. The method according to claim 1 , further comprising: storing, by the processor, an association result of the associating the corresponding time artifacts with the at least one original time reference; and retrieving, by the processor, the document and the association result in response to an access request to the document. 10. The method according to claim 8 , wherein the storing an association result comprises: storing, by the processor, the association result in a mapping structure distinct from a content of the document.