Bank of Yan · Monetary Affairs Bureau
Data & sources
- DOCUMENT
- BOY-METHOD-001
- CLASSIFICATION
- PUBLIC
Everything fictional is labeled fictional. Everything measurable is actually measured.
Inputs
| Input | Source | Now | Truth |
|---|---|---|---|
| A · HYPE/¥AN | WHYPE/¥AN pool · HyperEVM | Market not yet open | |
| B · HYPE/USD | HyperCore spot @107 | 86.60 | |
| C · USD/JPY | xyz:JPY oracle · HIP-3 (universe #24) | 154.78 |
Derivation
USD/YAN = A ÷ B JPY/YAN = A ÷ (B × C) YAN/JPY = (B × C) ÷ A
Bank of Yan does not set the rate. It is derived mechanically from the primary HYPE/¥AN market and external reference data.
Outside Sun 17:00 – Fri 17:00 ET the XYZ oracle advances on internal pricing (EWMA, τ = 30 min).
Sources
- Hyperliquid info API — POST /info · metaAndAssetCtxs (dex: xyz)USD/JPY oracle, mark, prevDay
- Hyperliquid info API — POST /info · spotMetaAndAssetCtxsHYPE/USDC spot mid (@107)
- HyperEVM precompiles 0x…0807 / 0x…0808Onchain oracle & spot price cross-check
- trade.xyz docs — Oracle price / FXExternal coverage Sun 17:00–Fri 17:00 ET, internal EWMA τ = 30 min