ID 427781 - The input/header_ctime metadata is missing when writing .dpx files in Nuke.

Problem summary
The input/header_ctime metadata is missing when writing .dpx files in Nuke.

Customer reported version
nuke.12.0v5

Customer reported platform
windows10

Steps to reproduce

1) In Nuke, create a Checkerboard node, and a Write node downstream.

2) Set the filepath and the filetype to .dpx.

3) Render the file and Read it in.

4) View the Metadata of the .dpx.

Expected behavior
The metadata should include the input/header_ctime creation time/date of the .dpx file in Nuke.

Actual behavior
The input/header_ctime creation time/date is missing from the header of the .dpx file.

Workaround
There is no available workaround at this time.

Reproduced by Support in
Nuke 12.1v1 - Windows 10, CentOS 7, macOS 10.14

Nuke 12.0v5 - Windows 10

Nuke 12.0v1 - Windows 10

Nuke 11.3v5 - Windows 10

Nuke 11.3v1 - Windows 10

Nuke 11.2v7 -  Windows 10

Nuke 11.2v1 - Windows 10

Nuke 11.1v1 - Windows 10

Nuke 11.0v1 - Windows 10

Nuke 10.5v1 - Windows 10

Nuke 10.0v1 - Windows 10

Nuke 9.0v1 - Windows 10

Nuke  8.0v1  - Windows 10, CentOS 7, macOS 10.13

Earliest version tested
Nuke 8.0v1 - This issue appears to be in all versions of the product