1. A non-transitory computer storage medium storing computer-useable instructions that, when used by one or more computing devices, cause the one or more computing devices to perform operations for providing context to annotating inputs made during a web meeting session, the operations comprising: receiving, during an instantiated session of a web meeting identifier, a plurality of annotating inputs provided by a participant, at least a portion of the instantiated session being stored as a recording; processing each annotating input to associate therewith a unique descriptor comprising a participant identifier corresponding to the participant, a session identifier corresponding to the instantiated session, an event identifier corresponding to a submitted time of the annotating input, and a recording identifier corresponding to the recording of the instantiated session; and generating an interaction record comprising the plurality of annotating inputs and corresponding unique descriptors, wherein the interaction record is employed to identify a particular portion of the recording to provide to the participant in accordance with a participant selection of an annotating input representation at a time following the instantiated session.