Finalist demo
Judge Theater
Four acts · three minutes · one sybil test.
Proof journey
World
Selfie check
ENS
Passport mint
Arc
USDC commit
The problem
KYC repeats every launch. Sybils still slip through.
Legacy path
The KYC treadmill
Every pool. Same documents. Same wait. Farms still get in.
50+ sybil wallets per fair launch
FairStake path
Investor passport
Verify once. Reuse everywhere. Bots fail closed.
FairStake credential
you.fairstake.eth
- humanVerified
- true
- nullifier
- locked
Sybil test
Fifty wallets attack one pool. Zero are admitted.
Simulates on-chain fail-closed behavior — unverified commits revert.
Run simulation
Launched
0
Admitted
0
Result
—
Act 3
Network: Arc Testnet · Connect wallet
Connect wallet to continue.
Complete human verification to mint your investor passport.
Connect wallet to commit.
Judge checklist
What finalists demonstrate in the demo video.
- 1
Verified investor
Selfie → passport → commit on Round 1.
- 2
Sybil wallet
Fresh wallet without verify → commit reverts.
- 3
Passport reuse
Same wallet → Round 2 without a second selfie.
- 4
Nullifier lock
Second human cannot reuse the same World identity.
Start with human verification in the live flow below.