There is no official "article" that provides a direct, public download link for jinstall-vmx-14.1R4.8-domestic.img, as this specific version of the Juniper vMX (Virtual MX Series router) is considered End of Life (EOL).
File Verification: If you obtain the file from a community source, verify its integrity using the known MD5 Hash: 85aa3048e8648bf91e893455645cad03. Lab Usage Details Platform: Best suited for GNS3 or EVE-NG. Requirements: Approximately 1024 MB RAM and 1 vCPU. Login: The default username is root with no password. jinstallvmx141r48domesticimg download link
: If your company has a current support contract, you can open a support ticket to request access to EOL software images Official Evaluation : You can sign up for a 60-day vMX trial There is no official "article" that provides a
GNS3 Marketplace: While the GNS3 Marketplace provides the appliance template for this version, it does not host the image itself due to licensing. Requirements : Approximately 1024 MB RAM and 1 vCPU