The exact recording source for this burp is not documented, so its history is really about how short body sounds circulate online. Spanish-speaking users search for it as eructo sonido, and the clip fits a long tradition of burp effects used in cartoons, pranks and soundboards. Because it lasts only about a second, editors can drop it anywhere without covering dialogue. That portability keeps it popular for WhatsApp jokes, short videos and meme edits where a quick gross-out laugh is needed.