ethonline-2026

First place for Best Use of ENSv2, ETHONLINE 2026 hackathon. An onchain inheritance platform with ENSv2 subnames & World ID. If owners aren't alive, heirs gain access.

Compliance-native secondary market for Hedera ATS security tokens. Listings settle atomically in USDC and the bond enforces KYC on every fill. ETHOnline 2026.

Ether Hunt — AI on-chain audit for ETHOnline 2026 (Hedera x402 · The Graph · Arc)

oracle for how much of a token can actually be sold, and what's been lent against it

Branch Zero is a gamified virtual bank on-chain you can walk through. Open an account, pay tellers, wait out the vault clock - real smart-account ops on the blockchain

Freeboard is a collateral basket whose definition of balanced depends on how much debt is riding on it. A borrower's health factor is its freeboard: as it falls, the basket rebalances itself toward safety, and traders pay a spread to do it.

RECON — verifies that AI agent leashes actually hold. Reconciles claimed vs actual vs allowed on Hedera: PolicyVault mandates, HCS evidence timelines, x402 payments, The Graph replay. ETHOnline 2026

ETHOnline Continuity build: policy-gated Agent-to-Agent commerce with The Graph provenance, Privy authorization, and Arc USDC settlement.

GameOver: human exchange credits expire each sunrise while Ethereum history endures.