An arm mounted transporting tray for food containers which takes the form of essentially a flat base which has a raised lip around its peripheral edge. The time domain server declares epochs for a source server, then requests events from the source server. If a cache miss is not indicated, using the hash value to select a row in the hash table, and indicating a cache miss if the target data item is not found in the selected row. In one embodiment, the clips are selected and packaged together in accordance with a template.