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SOTTO

Real on-chain ZK — no wallet needed

Re-verify a real BN254 Groth16 auction proof against the deployed Soroban verifier, live on Testnet.

DEMO SANDBOX ACTIVE: RUNNING LOCAL CRYPTO SIMULATIONS
ACTIVE ESCROW ROOMBIDDING ACTIVE

Procurement Auction #101

Sealed-bid reverse Vickrey auction. Bids remain cryptographically sealed until sequence 148290. Winning bid proves lowest spot without revealing competitors.

Max Budget$1,000,000 USDC
Reserve Price$500,000 USDC
Deadline Block148,290
Remaining Blocks190
Token AddressUSDC_GD7U...
Creator AddressGB_BUYER...

Registered Bid Commitments

3 submissions
GS
GS111
Hash: 0x7e662d8f7a3935e5a39e81ab...
SHIELDED (ECIES ENVELOPE)
GS
GS222
Hash: 0xfb1a1fd789ef33fd20e6f4dc...
SHIELDED (ECIES ENVELOPE)
GS
GS333
Hash: 0x1aaa23d2c902c1fb88594ec9...
SHIELDED (ECIES ENVELOPE)
PROVER LOG TERMINAL
IDLE
[system] Sotto auction initialized. Waiting for bidding phase to close.
SUPABASE DATABASE LOGSpublic.sotto_auction_bids
-- Devastating Demo Query:SELECT auction_id, bidder_address, commitment_hash, encrypted_bid FROM sotto_auction_bids WHERE auction_id = 101;
Bidder: GS111Shielded
Commitment: 0x7e662d8f7a3935e5...
Encrypted details: ECIES-Secp256k1[{"amount": 720000, "salt": 829482}]
Bidder: GS222Shielded
Commitment: 0xfb1a1fd789ef33fd...
Encrypted details: ECIES-Secp256k1[{"amount": 650000, "salt": 192849}]
Bidder: GS333Shielded
Commitment: 0x1aaa23d2c902c1fb...
Encrypted details: ECIES-Secp256k1[{"amount": 800000, "salt": 928471}]