Field notes

The Editioned blog

Numbered editions, certificates of authenticity, limited edition drops, and EU Digital Product Passport tracking. Practical guides for merchants who number their work.

Shopify provenance certificates in 2026, the complete guide

A provenance certificate proves a product is what the seller says it is. What they are, why they matter in 2026, the four approaches compared (NFTs · blockchain · paper · hosted), how the EU Digital Product Passport changes the calculation, and a five-minute Shopify setup. Includes embedded videos.

Read

What happens to the certificate when a piece is resold?

Paper certificates die at the first resale. How a digital certificate hands over to a new owner: one-time claim links, token rotation so the seller's old link goes dead, and a chain of custody that keeps the original order on the record forever.

Read

Put the certificate link in your own shipping email

One sender, one brand voice. Editioned writes edition data to plain Shopify order metafields so your own email tool sends the certificate link. The exact fields, a copy-paste Liquid snippet for the shipping confirmation, and why we refuse to send email for you.

Read

How resale platforms authenticate limited edition sneakers and streetwear collabs

StockX, GOAT, Klekt, Stadium Goods, Vestiaire, what each platform checks at intake, what makes a drop-time provenance cert that survives authentication, and the practical Shopify setup. The cert that ships from your store is what authenticators trust 18 months later.

Read

Battery Digital Product Passport, what Shopify merchants need before Feb 2027

EU Battery Regulation 2023/1542 makes the DPP mandatory for EV, industrial >2 kWh, and Light Means of Transport batteries from 18 February 2027. Required fields, what to do today, and how Editioned exports a CIRPASS-aligned record that auto-transitions to EN 1821x.

Read

Anti-counterfeit for Shopify brands: a practical playbook for 2026

A layered defense for small and mid-size brands. Physical security features (hologram, foil, micro-engraving, tamper-evident packaging) plus digital certificates per piece. Why NFT-based anti-counterfeit failed, what works in 2026, and the right setup for your price tier.

Read

How to add a certificate of authenticity to your Shopify products (without NFTs)

The wallet-free version of a per-piece certificate of authenticity. Unique URL, QR code on a card, hosted certificate page. Why NFT-era COAs failed and what replaced them. Industries that benefit most, how to handle returns, and what it actually costs.

Read

Numbered editions on Shopify: a practical guide for makers and small brands

Edition sizes that work, what the storefront needs to show, auto-assign vs manual assignment, the revocation flow when pieces are returned, and the hidden time cost of running this manually. The things makers wish someone had told them before the first drop.

Read

Numbered editions for jewelry brands on Shopify: a practical playbook

Edition sizes by price tier, what goes on the certificate card, how the hallmark relates to the edition number, the buyer experience end to end, and how to handle the email side. Built around the workflow of small and mid-size studios doing 50 to 200 pieces a month.

Read

Limited edition drops for streetwear and sneakers on Shopify (without NFTs)

Drop format, edition sizes by price tier, why NFT authentication failed in streetwear specifically, how the resale market benefits from a real certificate per piece, and the right way to handle returns when drops sell out fast. Includes sneaker-specific notes.

Read

Art print certificate of authenticity (COA) on Shopify: what artists need

What goes on a print COA, conventions for edition numbering, why galleries expect it, the digital COA workflow end to end, handling Artist's Proofs, and how the certificate stays valid across resale and decades of ownership transfer.

Read

EU Digital Product Passport timeline for Shopify merchants. Sector by sector, 2026 to 2030.

ESPR enters full application on 19 July 2026. Batteries are mandatory by Feb 2027, textiles by ~late 2028, electronics around the same window. Here's the timeline by sector, the data carriers required, and what merchants can do today without waiting.

Read

What's inside a DPP JSON-LD record. Fields, schema, validators.

A walkthrough of every field in a CIRPASS-aligned EU Digital Product Passport JSON-LD record. Schema.org base, GS1 vocabulary, the dpp: namespace, the four validators that matter, and the errors that catch everyone the first time.

Read

DPP vs blockchain provenance for fashion, craft and luxury brands

The EU spent four years considering whether to anchor DPP on a blockchain. They chose a federated registry. What that decision means for brands shopping for provenance solutions in 2026.

Read