The NoirRail book — a guided, build-it-yourself tour of the whole system, from the thesis to the circuits, the contract, and the client. Read it in order.
The privacy gap in on-chain RWAs, and the thesis.
Four planes, three invariants, the data flow.
The data model of a shielded value.
withdraw and transfer in Circom, line by line.
Why the same hash must run in three places.
What Groth16 needs and how we ceremony it.
Storage, the settlement path, the deltas.
Serializing proofs for the on-chain verifier.
Notes, Merkle, and proving in the browser.
Obsidian Clearing: the design system and screens.
Shield, transfer, unshield — exact commands.
What we assume, defend, and honestly cannot.
The phases beyond the hackathon MVP.