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cli: set x-amz-checksum-sha256 header on tarball upload - #478
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S3 needs the checksum header on the PUT request to verify integrity against the hash already provided via GetUploadURL.
freggy
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Aug 30, 2026
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Sets the
x-amz-checksum-sha256header on the tarball PUT upload request, using the same SHA-256 digest already sent toGetUploadURL, so S3 verifies upload integrity against the expected hash.