Hash length should be 0x20, not 0x32. Can test by inspecting bafyreicnokmhmrnlp2wjhyk2haep4tqxiptwfrp2rrs7rzq7uk766chqvq 
Hash length should be 0x20, not 0x32. Can test by inspecting bafyreicnokmhmrnlp2wjhyk2haep4tqxiptwfrp2rrs7rzq7uk766chqvq