"integrity checksum failed when using sha512" error when downloading package

[markgaze]

This is a Bug Report

Description

• What went wrong?
  I can upload a package but when I try and install I get an integrity check error: integrity checksum failed when using sha512. I am also using a custom domain.

• What did you expect should have happened?
  The package should install correctly

• What was the config / env variables you used?

export CODEBOX_REGION="eu-west-2" # Set the AWS region you wish your registry to be deployed to
export CODEBOX_ADMINS="admins" # Comma seperated list of github usernames (e.g. "jon,kadi"), these users will be the only ones able to publish
export CODEBOX_REGISTRY="https://registry.npmjs.org/" # The NPM mirror you wish to proxy through to
export CODEBOX_BUCKET="npm-storage" # The name of the bucket in which you wish to store your packages
export CODEBOX_GITHUB_URL="https://api.github.com/" # The GitHub / GitHub Enterprise **api** url
export CODEBOX_GITHUB_CLIENT_ID="client-id" # The client id for your GitHub application
export CODEBOX_GITHUB_SECRET="secret" # The secret for your GitHub application
export CODEBOX_RESTRICTED_ORGS="org-name" # OPTIONAL: Comma seperated list of github organisations to only allow access to users in that org (e.g. "craftship,myorg").  Useful if using public GitHub for authentication, as by default all authenticated users would have access.i
export AWS_SDK_LOAD_CONFIG=1

• What stacktrace or error message did you experience?
  integrity checksum failed when using sha512

Additional Data

• NPM CLI version you are using:
  6.9.0

• Serverless version you're using:
  1.40.0

• Node version you're using:
  11.13.0