Recently, Distributed Hash Tables (DHTs) such as CAN, Chord, Pastry and Tapestry have been proposed as a novel platform for building a variety of scalable and robust distributed applications for the Internet, such as distributed storage systems, application level multicast, and content-based full-text search. A DHT substrate shields many difficult issues including fault-tolerance, locating obje...

The Ulster Medial Society is a unique organisation in which medics of all ages, backgrounds, and disciplines can meet, share experiences and learn together. This network of varied individuals can be considered to form a rich virtual tapestry of talent. The opportunities the Society offers for developing good links between individuals and disciplines helps to promote an aim of improving effectiv...

The increasing amounts of digital data, originating from corporations and individuals alike, is driving the need for digital archives forward. This work discusses a system designed to meet this need, the OceanStore archive. This system stores documents in a secure manner, and provides high availability and durability. We describe the structures and algorithms used in the OceanStore archive, and...