Building a more open
financial system
with bitcoin

Proof ofreserves

Bitcoin runs on an open network. Block's reserves should be open too: the dashboard lets anyone explore bitcoin holdings and verify wallet ownership through cryptographic proof.

Verify
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Help makebitcoineverydaymoney

Bitcoin is about access, not speculation. It's designed to be open, fast, low-cost, and free from centralized control. It's meant to empower people. Want to help build the future of bitcoin? Keep an eye out for open opportunities on our Careers page or check out Spiral's grant process for bitcoin developers.