Version#000

Notes

The engineering journal.

21 August 2026 · Engineering · 10 min

How do you know an invoice changed?

Two copies of the same invoice, two different totals, and no way to prove which one moved. There's a proper answer to this — a fingerprint that changes the moment anything does. Here's how it works, and where it quietly fails.

14 August 2026 · Jewellery · 3 min

Luxury jewellery e-commerce: what the great houses get right online

The ambitious jewellery brands that grow into great houses treat their website like part of the craft. Here's what they get right online — and how it's actually built.

14 August 2026 · Jewellery · 4 min

Before the first order: the problems every jewellery brand hits online

A practical guide to the problems jewellery brands run into building an online store — photography, pricing, payments, sizing, trust, shipping, performance — and how to handle each before they cost you a sale.

13 August 2026 · Jewellery · 4 min

Why jewellery brands outgrow Shopify — and what we build instead

Shopify is brilliant until your jewellery business needs gold-rate pricing, a live diamond feed, or matched pairs. Here's where off-the-shelf runs out, and what to build in its place.

11 August 2026 · Shopify · 4 min

Too many Shopify apps? The last-mile problem

Plug-and-play gets you 80% of the way. The last 20% — making a dozen apps follow your actual business process — is where merchants get stuck. Here's the way out.

5 August 2026 · Diamonds · 4 min

Integrating Nivoda into a custom jewellery storefront

What it actually takes to sell diamonds you never hold — feed ingestion, real-time availability, pricing markup, media, certificates, and order routing.