Artifacts generated during builds show wrong created data

Issue Summary

After generating an artifact, it is possible to download it and check it locally, however, its creation date is wrong.
eg.

Steps to Reproduce

1. Create an artifact using Pipelines

   • pipelines:
       branches:
         master:
           - step:
               name: Test
               script:
                 - echo "Test Push"
                 - git remote set-url origin ${BITBUCKET_GIT_SSH_ORIGIN}
                 - git remote -v
                 - touch texting.txt
               artifacts: # defining the artifacts to be passed to each future step.
               - texting.txt

2. Download the artifact
3. Unzip the artifact
4. Check its creation date

Expected Results

Creation date be the same as the day that it was created

Actual Results

The creation date is 31 December 1969 21:00

Workaround

Currently, there is no known workaround for this behavior. A workaround will be added here when available