Request headers (PUT object upload part)

The table below describes the headers you can use in a request to upload a part of a multipart upload.

Request header Description Required
Authorization See Authentication. Yes
Content-Length Specifies the size, in bytes, of the data being uploaded. Yes
Content-MD5 Directs HCP to check the integrity of the data it receives by comparing a Base64-encoded MD5 hash of that data to the value specified by this header. The valid value for this header is the Base64-encoded MD5 hash of the data in the request body. No
Content-Type Specifies the Internet media type of the data being uploaded. Valid values are Internet media types (for example, text/plain, application/xml, or image/jpeg). No
Date See Common request headers. Date or
x-amz-date
Expect Tells the application not to send the request body if the request headers are rejected. The only valid value is 100-continue. This value is not case sensitive. No
Host See Common request headers. Yes
x-amz-date See Common request headers. x-amz-date or Date

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