Kultura V4 package integrity Vendor: PASS — 8821 files byte-identical to the prior V3 archive; no extra vendor files. Tests: SQLite132 passed/808 assertions; MariaDB132 passed/808 assertions. PHP syntax/Blade compilation/JavaScript syntax: PASS. SQLite integrity_check: ok; foreign_key_check: no errors. Demo:28 products,112 gallery records,140 distinct verified product photo files,39 demo orders. No QA avatars/sessions/cache/logs. Demo payment proof and QR snapshots present. MySQL: fresh migration/seed/export/import successful; referenced QR snapshots present. V3 upgrade: preserved39 prior orders; catalog now28 products. ZIP: safe relative paths, no symlinks, no duplicates, CRC checked. Extracted startup/test checked at release. See QA_REPORT.md for scope and limits. Not a universal100% bug-free guarantee.