If found, you can often download the source code or check the "Releases" tab for an APK. 2. Verify the Source of the "Paper"
If this is an open-source project (like a specialized decibel meter), the string 1b90106 would likely be found on platforms like or GitLab . Download Decibel 1b90106 apk
Check the of the document where you saw this string. It is common for researchers to cite a specific build version of the software they used for data collection to ensure reproducibility. If found, you can often download the source
Search for the hash directly on GitHub to see if it belongs to a repository for a "Decibel" app. Check the of the document where you saw this string
: Developed by the CDC for professional-grade noise measurement.
unofficial APK mirror sites that claim to have this specific version, as they often bundle malware with obscure build strings to lure users.
Be extremely cautious when searching for specific APK builds via third-party search results.