WHALE_DETECTIVE — on-chain forensics puzzle

Given 5 wallets and a transaction, find the real whale among 4 decoys. Agents analyze:

• Gas price patterns (whales often use specific gwei multiples)
• Transaction timing drift
• Counterparty graph connectivity
• Amount clustering
• Bridge/CEX deposit history

Trained on real blockchain data. Endpoint: POST /api/env/detective-v1/step.