BrasslineOpen workbench ↗

PAPER PROMISES. PRECISE RAILS.

Invoices become
instruments.

For the small suppliers who make things move.
Give every invoice a verifiable record, a clear due date, and a path to settlement.

LOCAL INTERACTIVE PROTOTYPE / NO WALLET REQUIRED

A copper and black mechanical press embossing an invoiceFIG. 01 — THE INVOICE PRESS
BUILT AROUND THE RECEIVABLE01 Verify 02 Mature 03 Settle

THE PROOF IS IN THE RECORD

Put one through
the press.

Edit the example. Create a fingerprint.
See exactly what would move onchain.

01 / SOURCE INVOICE

Example data. Details stay in this tab. No upload or autosave.

02 / PREPARATION RECORDDRAFT

BL-0248 / EXAMPLE

$2,480.00

Foundry & Sons → North Quay Works

01 Verify02 Mature03 Settle
SHA-256 / CANONICAL INVOICE FIELDSCreate a fingerprint to inspect this record.

A fingerprint can prove that fields match. It cannot prove delivery, buyer acceptance, or collectability.

Create a record to review its due date.

THE MECHANISM / DESIGNED FOR SMALL SUPPLIERS

A record with
a direction.

01 — VERIFY

Press the facts.

Canonical invoice fields produce one SHA-256 fingerprint. Edit a field and the match changes. Documents remain offchain in the proposed design.

02 — MATURE

Make time legible.

A due date becomes an explicit review state. Maturity does not imply approval, available funds, or automatic payment.

03 — SETTLE

Close the loop.

The planned rail links an accepted invoice credential to a payment receipt. Buyer authorization and settlement contracts are still required.

A SMALL MACHINE. A CLEAR PURPOSE.

From paper
to precision.

Watch the Brassline concept film.

A BETTER RECORD IS THE FIRST MOVE.

Make the invoice
worth a second look.

Prepare an invoice ↗

03 / SETTLEMENT PREVIEW

Ready for a review.

Currency
USD invoice denomination
Network / payment asset
Not selected
Fees
Not configured
Buyer acceptance
Not collected