# The Continuity Desk > Protocol authority and continuity research from Sagitta. ## Recent Posts - [Signing Authority Is the Real Custody Layer](https://paragraph.com/@sagitta/signing-authority-is-the-real-custody-layer): Multisigs, timelocks, hashes, and custody providers matter. But DeFi security depends on who can authorize action, what they are signing, when it can execute, and which custody domain controls the path. - [What a Public-Surface Authority Review Actually Proves](https://paragraph.com/@sagitta/what-a-public-surface-authority-review-actually-proves): A detector can observe authority evidence. It cannot prove operational control. ## Blog Information - [Homepage](https://paragraph.com/@sagitta/): Main blog page - [RSS Feed](https://api.paragraph.com/blogs/rss/@sagitta): Subscribe to updates ## Optional - [All Posts](https://paragraph.com/@sagitta/): Complete post archive - [Sitemap](https://paragraph.com/@sagitta/sitemap-index.xml): XML sitemap for crawlers