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L1 Lab 3 — Operation Obsidian: ETH sent by gas distributor 0xc860…3E1c (Ethereum, Jul–Sep 2025)

L1 Lab 3 — Operation Obsidian: USDC received by the 10 target addresses, by sender and label (Ethereum, 2025)

L1 M6 — Concentric.fi: all USDT received by hop-3 wallet 0xa180…8b2c (Arbitrum, Feb 2024)

L1 Lab 3 — Operation Obsidian: labels and USDC totals of the two collector wallets (Ethereum)

L1 M2 — Exercise 2 internal calls (swap and WETH unwrap traces)

L1 M6 — Concentric.fi: Stargate delivery on BNB Smart Chain (USDT received by 0xeb69… / 0x429e…)

L1 M6 — DeltaPrime take-home: 0xd550…83A2 on Arbitrum (Sep 2024) — gas funder and counterparties

L1 M6 — Concentric.fi: ERC-20 movements of 0x105f…E4A1 on 2024-01-22 (drain inflows and swaps)

L1 M6 — Concentric.fi: contracts deployed by the gas funder 0x5a58…5d7f (Arbitrum, Jan 2024)

L1 M6 — Concentric.fi: gas funder 0x5a58…5d7f — its own history on Arbitrum with labels

L1 M6 — Concentric.fi: who deployed contract 0xa0bb…2e26 (BNB + Arbitrum) and how many users send to it

L1 M3 — Reading a DEX swap from logs (Uniswap v3 WETH/USDC, 2025-06-02)

L1 M3 — Polygon PoS bridge: USDC locked on Ethereum and minted on Polygon (lock-and-mint pairs)

L1 M3 — Tornado Cash 100 ETH pool: deposits and withdrawals in a 3-day window (raw logs)

L1 M4 — CoinJoin-shaped transactions with many distinct input addresses

L1 M6 — Concentric.fi: consolidation point 0xa0bb…2e26 — outflows and labels (Arbitrum + BNB)

L1 M4 — CoinJoin candidates and simple co-spends on Bitcoin (one day)

L1 M6 — Concentric.fi: BNB recipients — labels and onward sweeps (exchange deposit test)

L1 M3 — Ronin exploiter outbound counterparties (Mar–May 2022)

L1 M6 — Concentric.fi: Stargate destinations on BNB Smart Chain (0xeb69…, 0x429e…)