Daily Microstructure Brief — Sunday, 3 May 2026

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ DAILY MICROSTRUCTURE BRIEF 2026-05-03 · Sunday · covers prior 24h UTC · peak window 13:00-16:00 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ okx→cryptocom (XRP/USDT) overtook coinbase→cryptocom (SOL/ETH) on executability today. TOP ROUTES (by executability) 1. okx→cryptocom (XRP/USDT) Median spread 0.009% · half-life 1484ms · survival @1s: 72.2% · executability 0.3% 2. coinbase→cryptocom (BTC/USD) Median spread 0.009% · half-life 1905ms · survival @1s: 95.0% · executability 0.0% 3. okx→cryptocom (BTC/USDT) Median spread 0.009% · half-life 1866ms · survival @500ms: 92.9% · executability 0.0% Cited data: 19205 samples across 3 routes, prior 24h UTC. SPREAD DECAY Median half-life across all routes: 1637ms. Survival @ T+1s: 80.9% of 148201 samples. Spreads > 0.40% decayed to below fee floor within 0ms median (0 samples). No material deviation from 7-day decay baselines. BEST EXECUTION WINDOW 07:00-08:00 UTC (15:00-16:00 SGT) — 86.5% of samples survived to T+500ms above fee floor. 1.1x the 24h average. Second: 06:00-07:00 UTC — 84.7% survival. EXCHANGE BEHAVIOUR No exchange-level incidents recorded in 24h. VS YESTERDAY Samples: 148201 (-291749) Top route: okx→cryptocom (XRP/USDT) median spread 0.009% Survival @1s: 80.9% (+490bps vs yesterday) Median spread: 0.009% (-3bps 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 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━