local / ZIP / checksum
Build a verified workpack ZIP.
Choose files, review names, sizes and SHA-256 values, then create a submission ZIP in this browser.
Choose files
Choose files.
Local processing
- File reading, checksum calculation and ZIP creation stay in this browser.
- The ZIP includes zip-manifest.json with each file's SHA-256 value.
- Review file names, sizes and checksums before saving.
Password protection, compression-level choices and automatic duplicate renaming are not supported.