Strange "pillar to heaven" photographed in sky over Thailand

A puzzling pillar was photographed in the sky above Ubon Ratchathani, Thailand on Sunday. See the strange image below. What is it?
According to Chulalongkorn University professor and famed science communicator Jessada Denduangboripant, the phenomena could be a distrail—a clear, linear gap in a cloud layer caused by the passage of an aircraft, where the plane's warm exhaust evaporates the surrounding cloud, creating a trail-like void. — Read the rest
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