Python audit tool flags unverified coupons using timestamps and safe CSV exports

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A developer has released the eSIM Offer Audit Kit, an open-source Python tool that audits discount offer observations using timestamps and CSV exports. The tool assigns review flags—such as stale observation, unknown expiry, and future timestamp—to highlight records that need human attention rather than claiming any coupon is valid. Timezone-free timestamps are rejected to prevent silent misinterpretation, and a 30-hour review interval reflects editorial policy, not a provider's actual validity window. The CSV exporter prefixes potentially dangerous characters to reduce formula-injection risks when files are opened in spreadsheet applications. Notably, the tool contains no 'verified coupon' column, as automated checks cannot confirm domain ownership, final pricing, or successful checkout.

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