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Testnet

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Sealed until opened.

A sealed vault of native Bitcoin, Base and Solana you can hand to anyone. Whoever holds it can break the seal. Nobody before them can.

Product

Create a vault
My vaults
Market
Lend
Verify a vault
How it works
Proof

Learn

The seal
Breaking the seal
What you're trusting
FAQ

Build

Threat model
Derive it yourself
Bearer contract
MPC signer

Networks

NEAR testnet
Bitcoin testnet4
Base Sepolia
Solana devnet

© 2026 Bearer · Testnet prototype built for the NEAR Hackathon (Nov 2026) · Not financial advice

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Try it My vaults Market Lend Verify How it works Proof