Two-Party Settlement Protocol
Select an offer to match
Deterministic outcome based on future block hash. No custody, no operator, no redraws.
Open Offers
2 available
P2TR address for receiving settlement output
Offer auto-cancels if unmatched by this block
Your stake50,000 sats
Potential settlement~98,000 sats
Outcome ruleblockhash(H*) LSB
Confirmations (k)6 blocks
UTXO Lock: Signing commits your UTXO to this offer.
If unmatched: Auto-unlock at block 920,150.
If matched: Immediate settlement or refund after block 920,294.
If unmatched: Auto-unlock at block 920,150.
If matched: Immediate settlement or refund after block 920,294.
Step 1 of 3
Connect signing device
Your private keys never leave your device. All signing happens locally via PSBT.
Matched Offer
Stake (each party)50,000 sats
Counterpartybc1p...x8w9
Settlement block (H*)Hc + 6
Refund available afterHc + 144
Select Signing Method
Hardware Wallet
Connect via USB — Ledger, Trezor
PSBTTaprootWebUSB
Browser Extension
Alby, Unisat, Xverse, or compatible
PSBTTaproot
Air-gapped / QR
Coldcard, Sparrow, Passport — via animated QR
PSBTUR
The signing process runs automatically. You'll only need to confirm signatures on your device when prompted.
Step 2 of 3
Signing in progress
7a3f8b2c...e9d1
Initializing protocol...
Preparing transaction data...
Please keep your device connected
Step 0 of 70%
🔒 Committed Parameters
k_confirm6 blocks
t_refundHc + 144
fee_rate12 sat/vB
Step 3 of 3
Settlement complete ✓
Deterministic Outcome
A
Your position
✓ 6 confirmations
Settlement
+97,000
Network Fee
1,800
🔍 Cryptographic Proof
blockhash(H*) LSB = 0 → A
Funding TXID
a1b2...fund
Settlement TXID
c3d4...sett