The Beowulf Registry is the classification system by which Beowulf tracks confirmed cambion bloodlines. It assigns generation designations — first, second, third — marking the accumulated demonic essence across a lineage, and maintains records of registered subjects across their lifetimes. Confirmation on the Registry requires more than suspected cambion heritage: Christine Knight's file designates her as a confirmed cambion, third generation, on the Registry. The distinction between confirmed and suspected is not elaborated in the documentation available in Cambion, but the implications of the generation designation are precise.
The Registry is also the system within which Christine's parents — William and Dorothy Knight — and siblings — Toby and Ben — are identified as cambion bloodline, even if their individual confirmation status is not separately specified. Helen Marsden's file notes: Siblings: Toby Knight and Ben Knight, all cambion bloodline. Whether this constitutes full Registry confirmation for the brothers or merely bloodline identification is not established.
The generation system as applied to the Knights establishes the following: William and Dorothy Knight represent the second generation; their children the third. The significance of the third generation is identified by Helen Marsden: standard cambions cannot breach dimensional barriers — insufficient demonic essence. Third-generation cambions, in Helen's analysis, are strong enough to carry what standard cambions cannot. Christine Knight was third generation and strong enough to carry the weight of what came through her. This was not incidental. It was the outcome the bloodline had been built toward.
Helen's broader hypothesis — recorded in her final report before her death — raises the possibility that the Seven were breeding cambion bloodlines deliberately across generations, using each of the Seven's domains in concert: Superbia coordinating, Avaritia resourcing, Luxuria seducing cooperation, Gula consuming evidence, Invidia isolating targets, Ira executing dissenters, Acedia ensuring no one cares enough to stop them. The Registry, in this reading, is not merely a tracking system. It is a document of a process. Whether Beowulf understood the process it was tracking is a question Cambion does not resolve.