{"id":"wpc-tech100-article-098-en","slug":"digital-batch-genealogy-for-wpc-profiles","locale":"en","url":"https://woodplasticcomposite.net/guides/digital-batch-genealogy-for-wpc-profiles/","title":"Digital batch genealogy for WPC profiles","answer":"A useful digital record connects the delivered profile to its manufacturing and quality evidence. A QR code is only an access mechanism; it is not proof that the underlying information is complete or correct.","author":"NFC & WPC Knowledge Reference","faqIds":["wpc-tech100-faq-098-en"],"tagIds":[],"noindex":false,"related":["wpc-tech100-article-099-en"],"version":1,"modified":"2026-10-15","reviewer":"","sections":[{"id":"technical-context","text":"Batch genealogy can link raw-material lots, recipe revision, line conditions and inspection decisions. The system should preserve the relationship when boards are cut, repacked or supplied through a distributor.","heading":"Technical context","references":[],"url":"https://woodplasticcomposite.net/guides/digital-batch-genealogy-for-wpc-profiles/#technical-context"},{"id":"verification-plan","text":"Define which identifiers remain on the product and which records are available to each user. Test retrieval from an actual delivered pack. Keep revision history and access controls so a later change does not silently rewrite the evidence for an earlier delivery.","heading":"What to measure and document","references":[],"url":"https://woodplasticcomposite.net/guides/digital-batch-genealogy-for-wpc-profiles/#verification-plan"},{"id":"practical-decision","text":"For buyers, request practical traceability rather than a technology slogan. Ask how a complaint, recall or replacement order is linked to the original batch. Do not label a system a statutory digital product passport unless that claim is independently justified.","heading":"Implications for development and specification","references":[],"url":"https://woodplasticcomposite.net/guides/digital-batch-genealogy-for-wpc-profiles/#practical-decision"},{"id":"reading-scope","text":"Official guidance on controlling measurement processes and supporting uncertainty statements. Use the linked work as related reading. The practical checks above are editorial recommendations, not reported test results or a substitute for product qualification.","heading":"Related reading and evidence limits","references":[1],"url":"https://woodplasticcomposite.net/guides/digital-batch-genealogy-for-wpc-profiles/#reading-scope"}],"seoTitle":"Digital batch genealogy for WPC profiles | WPC Reference","topicIds":[],"published":"2026-10-15","tableText":"Review step | Evidence to retain\nMaterial and geometry | Exact specimen or product identity\nVerification | Method, conditions and individual observations\nDecision | Approved scope and documented limitations","takeaways":"Batch genealogy can link raw-material lots, recipe revision, line conditions and inspection decisions.\nDefine which identifiers remain on the product and which records are available to each user.\nFor buyers, request practical traceability rather than a technology slogan.","aiAssisted":true,"categoryId":"wpc-tech100-category-4","reviewedAt":"","change_note":"New focused technical draft; not a product certification or production recipe.","description":"A useful digital record connects the delivered profile to its manufacturing and quality evidence.","heroImageId":"","referenceIds":["wpc-tech100-ref-measurement"],"review_status":"AI-assisted English editorial draft. Human technical review has not been recorded.","table_caption":"Evidence checklist for digital batch genealogy for wpc profiles","seoDescription":"A useful digital record connects the delivered profile to its manufacturing and quality evidence.","translationGroup":"wpc-tech100-098-2026","references":[{"url":"https://www.itl.nist.gov/div898/handbook/mpc/section2/mpc2.htm","type":"web","title":"NIST: statistical control of measurement processes","noindex":false,"accessed":"2026-10-14","seoTitle":"NIST: statistical control of measurement processes","publisher":"NIST","description":"Related reading; scope and limitations are identified in each article.","seoDescription":"Related reading; scope and limitations are identified in each article."}],"faqs":[{"question":"What evidence is needed for digital batch genealogy for WPC profiles?","answer":"Define which identifiers remain on the product and which records are available to each user. Test retrieval from an actual delivered pack. Keep revision history and access controls so a later change does not silently rewrite the evidence for an earlier delivery."}]}