ImageNet MobileNet checkpoints are no longer available for download: `HTTP Error 403`

Prerequisites

Please answer the following questions for yourself before submitting an issue.

• I am using the latest TensorFlow Model Garden release and TensorFlow 2.
• I am reporting the issue to the correct repository. (Model Garden official or research directory)
• I checked to make sure that this issue has not already been filed.

1. The entire URL of the file you are using

https://github.com/tensorflow/models/tree/master/research/slim/nets/mobilenet

2. Describe the bug

The URLs for MobileNet V2 Imagenet Checkpoints are no longer available.

3. Steps to reproduce

Try to download the checkpoints from the provided links, such as:

• float_v2_1.4_224
• float_v2_0.75_224
• float_v2_0.5_224
• float_v2_0.35_224

All links lead to an HTTP Error 403: AccessDeniedAccess denied.Anonymous caller does not have storage.objects.get access to the Google Cloud Storage object. Permission 'storage.objects.get' denied on resource (or it may not exist).

All links to Mobilenet V3 Imagenet Checkpoints are also unavailable.

4. Expected behavior

The checkpoints should be available for download.

5. Additional context

N/A

6. System information

N/A

Start in research/slim/nets/mobilenet and verify the listed MobileNet V2 and V3 checkpoint links, including the Google Cloud Storage URLs. Determine whether replacement checkpoint locations or access details are available; done means the documented checkpoint links can be downloaded successfully.