Content cluster
Circular Economy & Digital Product Passports
Engineering for EU ESPR, Digital Product Passports, traceability and circular economy data.
Engineering for EU ESPR, Digital Product Passports, traceability and circular economy data. This cluster currently holds 6 published articles, all written by Muhammad Usman Akbar and anchored to a pillar page that covers the topic in full.
Start with the pillar
The pillar page for this cluster covers the subject as a whole. The articles below go deeper on specific questions within it.
Articles in this cluster (6)
Circular Economy & Digital Product Passports
What Is a Digital Product Passport? EU ESPR Explained
A Digital Product Passport explained for engineers: what EU Regulation 2024/1781 requires, how delegated acts work, and what you actually have to build.
3 min read
Circular Economy & Digital Product Passports
ESPR Compliance: An Engineering Team's Checklist
What EU Regulation 2024/1781 means in practice for an engineering team, which decisions come first, and how to avoid building the wrong thing confidently.
4 min read
Circular Economy & Digital Product Passports
GS1 Digital Link Explained for Engineers
How GS1 Digital Link turns a product identifier into a resolvable web address, why it matters for Digital Product Passports, and how to implement a resolver.
4 min read
Circular Economy & Digital Product Passports
EPCIS 2.0 Explained for Developers
A developer's introduction to EPCIS 2.0: the four event types, the JSON-LD binding, and how to model a transformation without breaking your traceability chain.
4 min read
Circular Economy & Digital Product Passports
Extended Producer Responsibility Reporting for Engineers
What EPR reporting actually requires from a data system, why spreadsheets fail at scale, and how to build reporting that survives an audit years later.
4 min read
Circular Economy & Digital Product Passports
Verifiable Credentials in Supply Chains: A Primer
How W3C Verifiable Credentials let a supply chain claim be checked rather than trusted, when they beat a shared database, and how selective disclosure works.
4 min read
Frequently asked questions
What does the Circular Economy & Digital Product Passports cluster cover?
Engineering for EU ESPR, Digital Product Passports, traceability and circular economy data. Articles in this cluster link back to the pillar page at /solutions/digital-product-passport, which covers the subject comprehensively rather than in article-sized pieces.
What is a content cluster and why use one?
A cluster is a pillar page plus supporting articles that all link into it. It exists because search and answer engines reward demonstrated topical depth rather than page count, and clustering makes that depth legible to both.
Who writes these articles?
Muhammad Usman Akbar, founder of Hire Unicorn Developers and principal engineer at FISTA Solutions. Every article carries him as the author entity, with structured data linking to his verified profile.
How often is this cluster updated?
Articles are added in batches and existing ones are revised when the underlying facts change — particularly in the circular economy cluster, where delegated acts under EU ESPR are still being adopted. Each article shows its last updated date.