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- Bybit V5 ãªãã¢ã»ããŒããã¥ã¢ã«ã å
¬é WebSocketã
orderbook.<tier>.<SYMBOL>ãååŒæããµããŒãããè³ç£ã§ tier 200(çŸåš BTCãETHãSOL)ããã®ä»ã¯ tier 50ãè³Œèªæã«ã¹ãããã·ã§ããã»ãã¬ãŒã ãå調å¢åuã€ã³ã¯ãªã¡ã³ããã·ãŒã±ã³ã¹ã»ã®ã£ããæã«å賌èªã§æ°ã¹ãããã·ã§ããã匷å¶ã - OKX V5 SWAPã å
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booksãã£ã³ãã«(400 ã¬ãã«ãèªèšŒäžèŠ)ãäžäœ 200 ã¬ãã«ä¿æãã¹ãããã·ã§ãã + æŽæ°ãã¬ãŒã ã¯åãšã³ããªã®seqId/prevSeqIdã§é£çµãtick-by-tick ããªã¢ã³ããæ€èšããããåœç€Ÿãæããªã VIP ææ°æãã£ã¢ãå¿ èŠ(éçåç §)ã - Hyperliquid ããŒããã¥ã¢ã«ã å
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l2Book賌èªãååŒæãåãã¬ãŒã ãç 20 ã¬ãã«ã«ãã£ãããããããããŒã¢ã³ã¯è³ç£ãããæ®µéçã«ç²ãnSigFigséèšã§äžŠå賌èªãéããŸããBTCãETHãSOLãBNBãHYPE 㯠3 ã¹ãã©ã€ã(ç / 4 / 3)ãXRP ã¯nSigFigs=2ã®å€åŽã¹ãã©ã€ããå ã㊠4 æ¬ãDOGE ã¯ãã®å€åŽã¹ãã©ã€ãã«å ãèªèº«ã®æ¿ãæ ãnSigFigs=5/mantissa=2ã¹ãã©ã€ããæã¡ 5 æ¬ãã¢ã°ãªã²ãŒã¿ãŒãå ¬éæã«ãã¹ãŠã®ã¹ãã©ã€ããã²ãšã€ã® Hyperliquid å¯äžã«çµ±åããUI ã¯åäž venue ãšããŠè¡šç€ºããŸãã - 远跡è³ç£ã BTCãETHãSOLãBNBãXRPãDOGEãHYPEã
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æ°éãåºç€ã³ã€ã³ãžã Binance ãš Bybit ã¯åºç€éè²šã§æ°éãçŽæ¥è¿ã(BTC-USDT ããŒããã¥ã¢ã«ã¯ BTC åäœãªã©)ãOKX ã¯å¥çŽåäœã§ãµã€ãºãè¿ãã1 å¥çŽã¯åºç€ã³ã€ã³ ctVal åäœãBTC-USDT-SWAP 㯠ctVal = 0.01ãDOGE-USDT-SWAP 㯠1000ãOKX ãã£ãŒãã¯èµ·åæã«å
¬é instruments ãšã³ããã€ã³ããã ctVal ã解決ããå
¬éåã«å
šã¬ãã«ã«ä¹æ°ãé©çšããã®ã¹ãããããªããš DOGE æ·±ããã¯ãã¹ååŒæãã¥ãŒã§ 1000à 深ãèªãŸããã
äŸ¡æ Œãè³ç£å¥ãã±ãããžã ååŒæããšã« tick ãµã€ãºããããã«ç°ãªããã¢ã°ãªã²ãŒã¿ãŒãäŸ¡æ Œãæå¯ãã®ãã±ããå¢çã«åãäžããååŒæéã§é£æ¥ tick ãåãå£ã«ããŒãžãããããã«ãããè³ç£å¥äž»ãã±ãã:
btc: $1.0 eth: $0.10 sol: $0.05 bnb: $0.10 xrp: $0.001 doge: $0.0001 hype: $0.005
ãã«ããã±ããã»ãã¥ãŒ
ãµã€ã¯ã«ããšã«åãçæ·±ãã䞊åã§è³ç£ããã 2 ãã±ããã»ãµã€ãºã«ãã³ãäž» tick(äž)ãš 5à ç²ãããªã¢ã³ãããŠãŒã¶ãŒãã©ã¡ãã衚瀺ãããéžæããããããªã³ãã¯åæ¥ç¶ãªãã§æ£ãããã±ããã«åãæ¿ãã
BTC ã®å Žåã$1 ãã¥ãŒ(现ãããmid è¿ãã§å¯)ãš $5 ãã¥ãŒããµã€ãåœãã 200 ãã±ããã»ãã³ã§ $1 ã§ã¯ãããããªã³ãã mid ±$200 ãã«ããŒã$5 ãã¥ãŒã¯ ±$1 000 ã«éããã©ãŠã³ããã³ããŒç£ç³($79k / $80k / $81k)ãååšããå Žæãåãããžãã¯ãè³ç£å¥ã«ã¹ã±ãŒã«:ETH 㯠$0.10 + $0.50 ãå ¬éãDOGE 㯠$0.0001 + $0.001 ãå ¬éã
éèš:åèš + ååŒæå¥åå²
åãã±ããã«ã€ããŠãã¢ã°ãªã²ãŒã¿ãŒã 4 ãœãŒã¹ã®æ°éãåèšããååŒæå¥ã®è²¢ç®ãåèšãšãšãã«ä¿æãUI ãåäžå£è¡ãšããããŒæã®ã¹ã¿ãã¯åè§£ã 2 床ç®ã®ã©ãŠã³ãããªãããªãã§ã¬ã³ããªã³ã°ã§ããããã«ããã
for src in (binance, bybit, okx, hyperliquid):
for (price, qty_base) in src.depth.bids:
bucket = floor(price / BUCKET_SIZE) Ã BUCKET_SIZE
bid_buckets[bucket].total += qty_base
bid_buckets[bucket].by[src] += qty_base
# asks: åããäŸ¡æ Œæé ã§ãœãŒã
top_bids = sorted(bid_buckets, by price desc)[:200]
top_asks = sorted(ask_buckets, by price asc)[:200]åºå payload ã¯ãœãŒã¹ã»ãªã¹ããšååŒæå¥ãã¹ãããã/ãã¹ãã¢ã¹ã¯ãå¥ã ã«å«ããåäžã®çµ±åãã¹ãããã/ã¢ã¹ã¯ã¯å ¬éããªã â éçåç §ã
ã±ã€ãã³ã¹ãš spoof è§£å床
ã¢ã°ãªã²ãŒã¿ãŒã¯ 10 Hz ã§å ¬é(~100 ms ããšã« 1 ã¹ãããã·ã§ãã)ããããã¥ãŒãµãŒã»ãã£ãŒã㯠~20 Hz ãŸã§æžããããå¶çŽã¯ååŒæããã·ã¥ç(åç ~50-100 ms)ã
ãããããªã³ã 100 ms ã»ã«å¹ ã§ãå£ãš spoof ã¯æ¬¡ã®ããã«è¡šç€º:
- spoof ⥠100 ms â 1 å¯èŠã»ã«(å¢çæ€åº)ã
- spoof ⥠200 ms â 2 å¯èŠã»ã«(ä¿¡é Œå¯èœ)ã
- spoof ⥠500 ms â 5 ã»ã«ãæç¢ºãªåçŽç¹ãšããŠè¡šç€ºã
- æ°ç§æç¶ããå£ â è€æ°ã»ã«ã«ãŸãããæ°Žå¹³ smearã
100 ms æªæºã® spoof ã¯æ€åºäžå¯ãtick-by-tick(TBT)ãã£ã³ãã«ãå¿ èŠã ããåœç€Ÿã®ã¢ã¯ã»ã¹ã»ãã£ã¢ã§ã¯ 4 ååŒæã®ããããæäŸããªãã
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å žåçãªèŠ³æž¬ skew:å®åžžç¶æ < 100 msããããœãŒã¹ãäžæçã«é ãã basis ã¹ãã¬ã¹æã« 300-500 ms ã¹ãã€ã¯ããã®åž°å±ããªããã° Binance T+0 ãš Bybit T+200 ms ã«æçš¿ãããå£ãåäžç¬æåæãšããŠèªãŸããŠããŸã â å®éã«ã¯ããã§ãªãã
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- 100 ms æªæºã®é
å»¶ã ã¢ã°ãªã²ãŒã¿ãŒã¯ 10 Hz ããŒãªã³ã°ãç¡æå
¬éãã£ã³ãã«ã®ååŒæããã·ã¥ç㯠~50-100 ms ãã£ãããOKX tick-by-tick ããªã¢ã³ã(
books-l2-tbtãbooks50-l2-tbt)ã¯åœç€Ÿãæããªãé«ãååŒææ°æãã£ã¢ãå¿ èŠãè³Œèªæã«code 64003ãè¿ããBybit ãš Binance ã¯ãã¥ãŒãã£ãŒãºã«æ¯èŒå¯èœãªç¡æ tick-by-tick ãã£ã³ãã«ãå ¬éããªãã - 200 ã¬ãã« â æ·±ãããã¯ã åãããã¥ãŒãµãŒã 200 çã¬ãã«äŸçµŠãéåžžåžå Žã§ BTC ã®åçã¯ã©ãŒãç²åºŠã§ mid ããçŽ $30-50 ãŸã§åºãããéããªãã¢ã§ã¯ããã«å°éå¯èœãããã¯å ã®ããæ·±ãå£ã¯ãã±ããã»ãµã€ãºã«é¢ä¿ãªããã£ãŒãã«ãªãã
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