This article records tradition as it has been passed down and reported. Its sources are not yet part of the atlas's verified catalogue.
Ge Hong is an unusual figure among the authors of Daoist scripture because he is not a figure of legend at all. He was a documented official of the Eastern Jin court, and the Baopuzi he compiled around 320 CE reads less like a revealed text handed down through a mystical lineage and more like the working notebook of a serious, if credulous by modern standards, natural philosopher recording what he understood of the world's hidden workings.
That working-notebook quality shows most clearly in how differently the text's two halves are read today. The Inner Chapters commit fully to the project of physical immortality, cataloguing alchemical procedures, dietary regimens and breathing techniques with the specificity of someone genuinely trying to get the recipe right, and they remain one of the most valuable primary sources historians of science have for understanding what Chinese alchemy actually involved in practice rather than in later idealized description. The Outer Chapters, compiled by the same hand but addressing an almost entirely different subject, engage with Confucian ethics and the proper conduct of officials, closer in spirit to a scholar-bureaucrat's commonplace book than to an alchemical manual.
Modern scholarship studies the two halves largely separately for exactly that reason, and the split itself is instructive: it shows a fourth century intellectual moving comfortably between what a later reader might assume were incompatible worlds, laboratory alchemy and court ethics, without apparently feeling any need to reconcile them into one argument.