The Digital Product Passport (DPP) for Odoo 19 Enterprise enables businesses to create secure, per-serial digital identities for their products, ensuring full lifecycle traceability from origin to end-of-life. Each serialized unit is assigned a unique passport containing an immutable, append-only event timeline that records manufacturing, quality checks, sales, maintenance, repairs, and recycling activities. These passports can be accessed via QR codes through a mobile-friendly public page, making product history easily available to customers, regulators, and recycling partners. The module also calculates per-unit carbon footprint using recursive BOM data and logistics inputs, assigning configurable sustainability grades to support ESG reporting and compliance initiatives. With seamless integration into Sales and Portal workflows, token-based access, and printable passport labels, this module enhances transparency, supports circular economy practices, and helps organizations meet modern regulatory requirements such as product traceability and sustainability disclosure. Digital Product Passport, Product Traceability, Serialized Product Tracking, Lifecycle Tracking, Product QR Code, Sustainability Tracking, ESG Reporting, Carbon Footprint Tracking, Product Transparency, Circular Economy, Product Lifecycle Management, Sustainable Manufacturing, Repairability Tracking, Recycling Traceability, Product Provenance, Manufacturing Traceability, Quality Tracking, Maintenance History, Component Replacement Tracking, Regulatory Compliance, Public Product Passport, Sale Order Integration, Product Sustainability Grade, Green Manufacturing, Odoo Enterprise Manufacturing