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040000 tree 9fb95dc129fc8181c7006f782797df2fdfb6b028	crc32
040000 tree 5b27300eb6dc3a6763a3e082982d233d5ffdcc2d	crc64
040000 tree 2635d1fbadba37df25ead84664eb7582abc89a48	fnv
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