Source paper: released examination archive, member 2014/T/a13758w1.pdf.
The complete cover is now readable in the Mathematics Part A FOI release, member FOI-20210708-1 - Data/a13758w1 (5).pdf. It identifies A13758W1, paper A6, Differential Equations 2, Trinity Term 2015, held on Saturday, 20 June 2015, 9.30am to 11.00am, for Mathematics and Mathematics and Statistics Part A. All questions and mark allocations match the earlier transcription: three questions and ten solution leaves, with no additional questions. The original source above is retained for provenance.
The intact cover directly confirms the year previously inferred from the official examiner report.[ref]