Consider the 2022 film The Northman . While not a tech-heavy movie, its use of period-appropriate (but stylized) iron locking rings on chests and doors visually echoes the E936’s collar. The design language has become so embedded in the visual lexicon of "security" that it now appears across genres.
Without specific details on the "e936 collared receptacle," this post remains speculative. However, it highlights the kinds of questions and considerations that might be relevant when exploring the intersection of technology, entertainment content, and popular media.
: Though not a "receptacle," E-numbers are common in food industry discussions.