MyST edition of Catherine Schmidt-Jones’s openly licensed music theory books

Description excerpted from the original listing, which is linked below.

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Facts

Published: 14 Sep 2026 (14h ago)
Medium: web
Language: English (the page says so itself)
First seen: 15 Sep 2026, 01:34 UTC

Built with

Cursor: confirmed
the agent's own trailer in the repository's commit history

What we can see

51 hygiene score

Certificate issued by YR1, 65 days remaining
Cookie attributes no cookies set
Credentials and payment does not ask for either
No strict transport security only meaningful over HTTPS
Not served over HTTPS
Mail authentication neither published
Loads insecure resources only meaningful over HTTPS
Redirects none
Security headers 0 of 5 set
Third-party origins 6
Transport security TLS 1.3

Observed 15 Sep 2026 by fetching the page as a browser would. This describes hygiene and transparency, not safety: a missing header does not make a site dangerous, and a complete set does not make it trustworthy.

Changes we have seen

15 Sep 2026 first indexed