The Repository Operations document, based largely on the OAIS Reference Model, details the technical and structural background to the management, archiving and curation of our datasets.

Version	Status	Created Date	Last Updated	Review	Availability
7.0	CURRENT	30 September 2009	04 November 2022	September 2023	Download
6.0	PREVIOUS	30 September 2009	31 July 2020	August 2021	Download
5.0	PREVIOUS	30 September 2009	31 July 2019	August 2020	Download
4.0	PREVIOUS	30 September 2009	30 March 2018	August 2019	Download