Cosmic

CB2

Fitting the starry sky into gears and observing the sun through algorithms: the spatial-temporal grid system of Huaxia ancestors.

Yin-Yang & Five Elements

CE11

The primordial dialectical engine structuring the transformations of cosmic matter.

I Ching Hexagrams

CE12

The mathematical logic matrix deducing natural and human flows through 64 hexagrams.

Constellations & Totems

CE13

Projecting celestial lunar mansions into absolute earthly totemic faiths.

Shadow Measurement

CE14

The baseline astronomical hardware measuring shadows to pin the global solstices.

Armillary Spheres

CE15

The apex of hydro-mechanical engineering tracking the vault of the night sky.

Solar Terms

CE16

The phenological grid dividing solar movements to optimize global seasonal labor.

Lunisolar Calendar

CE17

A sophisticated computational algorithm interweaving solar-lunar cycles with cultural warmth.

Timekeeping Systems

CE18

Fluid chronological engineering utilizing micro-dripping mechanics to split a single day.

Meridian Measurement

CE19

The world's earliest empirical scientific survey tracking a planetary meridian arc.

Shoushi Calendar

CE20

A monumental tropical calendar calculation anticipating modern Gregorian precision by centuries.