Bitcoin drops to $81,400 as Asian chip stocks tumble, options traders seek downside protection
CoinDesk: “Bitcoin slipped 0.5% to around $81,400 even after the biggest daily spot ETF inflow in nearly a month as South Korea's Kospi index fell 3.7% on AI worries.” 検知後1時間でBTCは-0.06%変動。価格観測は因果関係を証明しません。
現時点では単一メディアのみの報道です。他の独立メディアや公式発表が確認されるとレベルが上がります。
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Key facts
Attributed sources: CoinDesk
BTC 検知後の価格反応
- 5分+0.07%OKX · USDT
- 1時間-0.06%OKX · USDT
- 24時間—No valid sample
Claims and open questions
Original source links are available below. Independent verification is incomplete.
No written explanation was generated for this evidence version. Sources and market data remain available.
Source evidence
www.coindesk.com
Published 20/10/2026, 10:22 · Received 20/10/2026, 10:26
Original source titles remain in their source language. Full articles are not republished.
Market reaction after detection
Returns start at the sample closest to site detection (within the same minute up to 10 minutes later), using the same data source and quote currency. Actual sample times are shown; missing observations remain blank.
| Window | Return | Actual sampled interval / source |
|---|---|---|
| 5分 | +0.07% | 20/10/2026, 10:26 → 20/10/2026, 10:31 (UTC) OKX · USDT |
| 1時間 | -0.06% | 20/10/2026, 10:26 → 20/10/2026, 11:29 (UTC) OKX · USDT |
| 24時間 | — | No valid same-source sample for this window |
Historical market context
Research: hourly returns and BTC beta →
Closed hourly candles from the 30 days before this event observation. Different venues are kept separate.
| Metric | Value |
|---|---|
| Hourly coverage | 100.0% (720/720) |
| Median absolute 1h return | 0.15% |
| 99th percentile of absolute 1h returns | 1.23% |
OKX · USDT · Context as of 20/10/2026, 10:26 · Last included candle closed 20/10/2026, 10:00
Hourly descriptive statistics, not minute-move probabilities. Backfilled history never moves the observation cutoff above.
Event timeline
Source publication, receipt and analysis times are separate. All times UTC.
Source published: CoinDesk
Source received: CoinDesk
Event first detected by this site
Evidence record updated
Evidence record updated
Source edited; evidence recalculated
Latest content update
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公開基準を満たした他のBTCイベントはまだありません。
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