Daily Microstructure Brief — Friday, 5 June 2026

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ DAILY MICROSTRUCTURE BRIEF 2026-06-05 · Friday · covers prior 24h UTC · peak window 13:00-16:00 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ New #1 route by executability: cryptocom→okx (DOGE/USD). okx→kraken (ADA/USD) moved down. TOP ROUTES (by executability) 1. cryptocom→okx (DOGE/USD) Median spread 0.019% · half-life 409ms · survival @1s: 15.4% · executability 7.7% 2. okx→cryptocom (ADA/USD) Median spread 0.012% · half-life 467ms · survival @1s: 18.8% · executability 6.2% 3. cryptocom→okx (LINK/USDT) Median spread 0.02% · half-life 439ms · survival @500ms: 21.2% · executability 6.1% Cited data: 78 samples across 3 routes, prior 24h UTC. SPREAD DECAY Median half-life across all routes: 1203ms. Survival @ T+1s: 59.3% of 48745 samples. Spreads > 0.40% decayed to below fee floor within 1522ms median (4 samples). Half-lives shortened today — 1203ms median against a 7-day baseline of 1657ms. BEST EXECUTION WINDOW 00:00-01:00 UTC (08:00-09:00 SGT) — 62.8% of samples survived to T+500ms above fee floor. at the 24h average. Second: 01:00-02:00 UTC — 57.6% survival. EXCHANGE BEHAVIOUR No exchange state transitions across the 24-hour window. VS YESTERDAY Samples: 48745 (-602077) Top route: cryptocom→okx (DOGE/USD) median spread 0.019% Survival @1s: 59.3% (-1330bps vs yesterday) Median spread: 0.03% (+5bps vs yesterday) CONSTRAINTS ON THIS DATA Spread persistence varies materially by route and hour of day. High-spread events (>0.40%) decay faster than the median. Results describe the prior 24h only — not predictive. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Bot activity — not financial advice. Every signal blockchain-verified: proofsystems.ai/signals Full archive: proofsystems.ai/brief ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━