I track a public data registry from my terminal now — zero dependencies, one file

I use a lot of open data registries, and they all share one annoying property: you find after it matters. A vendor gets added overnight, a grade shifts, So I built a tiny tracker for one of them, and it turned out to be simpler than I Sourcey publishes three public datasets as plain JSON plus sha256:8094c042 consistently across all three datasets — that's The key detail: every dataset snapshot is addressable and the current release carries sourcey-tracker — one file, ~450 lines, $ python3 tracker.py status # release, digest, entity counts $ python3 tracker.py snapshot # immutable local snapsho