Which ancient civilization created the first known form of 'brand storytelling' by using cylinder seals with distinct imagery to guarantee product authenticity around 3500 BCE?

Before modern marketing, ancient civilizations had sophisticated ways of promoting their products and establishing brand identity through storytelling. From Mesopotamian merchant seals to Egyptian commercial papyri, these early civilizations understood the power of narrative in commerce. This trivia question explores how ancient merchants created the foundations of brand storytelling techniques that still influence modern marketing practices.

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Mesopotamian (Sumerian) merchants who used unique carved cylinder seals as product guarantees
Egyptian traders who painted specific symbols on their amphoras to indicate wine quality and origin
Phoenician merchants who used purple-dyed fabrics with storytelling emblems to mark premium textiles
Chinese Han Dynasty officials who stamped clay containers with imperial narratives to authenticate products