Six Tags

Tag	Type	Examples
`$`	Financial	`$BTC` `$ETF.IBIT` `$SPY` `$funding_rate`
`@`	Entity	`@whale.CW2024` `@agent.WHL-01` `@patient.7291`
`#`	Metric	`#RSI` `#MACD` `#CA125` `#p_value`
`!`	Event	`!rate_hike` `!whale_move` `!earthquake`
`~`	State	`~fear` `~oversold` `~consensus` `~remission`
`^`	Value	`^70200` `^-4.2%` `^0.72` `^3.5x`

Composition

Chain tagged values with + in evidence fields:

<-$whale_flow+$funding_neg+~oversold

The parser reads each + segment, checks the prefix, types the value. A $-tagged field is always financial. Type prefix prevents injection.

Domain	$	@	#	!	~	^
Finance	$BTC	@whale.CW	#RSI	!rate_hike	~oversold	^70200
Medicine	$procedure	@patient.7291	#CA125	!biopsy	~remission	^4.2x
Military	$budget	@unit.3rd_army	#distance	!invasion	~hostile	^150km
Science	$grant	@author.smith	#p_value	!publication	~replicable	^0.42

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