Currency kinds

This is a list of predefined currency kinds and their relationships.

:all

Parents: - Meaning: Global root tag for the entire currency kind taxonomy.

:iso

Parents: :all
Meaning: Root for ISO-oriented classifications (ISO-4217 and related ISO "special" codes).

:iso/currency

Parents: [:iso :currency]
Meaning: Any ISO currency-like unit, classified both as ISO and as "currency" in the meta layer.

:iso/fiduciary

Parents: [:iso/currency :fiduciary]
Meaning: ISO currency units that are fiduciary in nature (accepted money issued by a trusted authority/issuer).

:iso/fiat

Parents: [:iso/fiduciary :fiat/issuer]
Meaning: ISO fiat currencies (legal tender / sovereign-issued money), explicitly mapped to the "issuer fiat" meta-branch.

:iso/funds

Parents: [:iso :funds]
Meaning: ISO "funds / settlement units / units of account" category (e.g., codes used for specific financial or settlement contexts).

:iso.funds/international

Parents: :iso/funds
Meaning: ISO funds used in international contexts (e.g., cross-border or supranational settlement references).

:iso.funds/institutional

Parents: :iso/funds
Meaning: ISO funds used by institutions (e.g., internal or institutional settlement/accounting units).

:iso.funds/market

Parents: :iso/funds
Meaning: ISO funds used primarily in market contexts (trading/market conventions).

:iso.funds/settlement

Parents: :iso/funds
Meaning: ISO funds used explicitly as settlement units.

:iso.funds.settlement/combanks

Parents: :iso.funds/settlement
Meaning: Commercial bank money / settlement instruments categorized under ISO settlement funds.

:iso/commodity

Parents: [:iso :commodity]
Meaning: ISO commodity-denominated units (commodity-based mediums of exchange or accounting units).

:iso/metal

Parents: [:iso/commodity :metal]
Meaning: ISO commodity units specifically based on metals (e.g., precious metal codes).

:iso/special

Parents: [:iso :special]
Meaning: ISO "special" codes and markers (non-standard monetary placeholders, test codes, no-currency markers).

:iso/experimental

Parents: [:iso/special :experimental]
Meaning: ISO experimental/test-like codes used for controlled scenarios or non-production contexts.

:iso/test

Parents: [:iso/experimental :test]
Meaning: ISO test codes explicitly intended for testing and simulations.

:iso/null

Parents: [:iso/special :NULL]
Meaning: ISO "no currency" marker within the ISO branch (e.g., "no currency involved").

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:virtual

Parents: :all
Meaning: Root for non-ISO / virtual monetary units (crypto-assets, platform credits, loyalty points, etc.).

:virtual/stable

Parents: [:virtual :stable]
Meaning: Stable-value virtual units (stablecoins / stable tokens) as a kind of virtual asset.

:virtual.stable/peg

Parents: [:virtual/stable :peg]
Meaning: Stable tokens whose stability is achieved through a peg (value anchored to a reference).

:virtual.stable.peg/fiat

Parents: [:virtual.stable/peg :fiat/referenced]
Meaning: Fiat-referenced stable tokens (pegged to a fiat anchor such as USD/EUR, without being fiat issuer money).

:virtual.stable.peg/asset

Parents: [:virtual.stable/peg :asset/referenced]
Meaning: Asset-referenced stable tokens (pegged to an asset or basket of assets, broadly understood).

:virtual.stable.peg/commodity

Parents: [:virtual.stable/peg :commodity/referenced]
Meaning: Commodity-referenced stable tokens (pegged to commodity values).

:virtual.stable.peg/metal

Parents: [:virtual.stable/peg :metal/referenced]
Meaning: Metal-referenced stable tokens (pegged to metal values such as gold/silver).

:virtual/credit

Parents: [:virtual :credit]
Meaning: Virtual credit/IOU units (platform balances, exchange credits, loyalty points), modeled as claims.

:virtual.credit/platform

Parents: :virtual/credit
Meaning: Credits issued/managed by a platform (e.g., app/service credits).

:virtual.credit/exchange

Parents: :virtual/credit
Meaning: Credits issued/managed by an exchange or trading venue.

:virtual.credit/loyalty

Parents: :virtual/credit
Meaning: Loyalty points or loyalty-style credits (program-issued virtual value units).

:virtual/native

Parents: [:virtual :asset]
Meaning: Native virtual assets of an ecosystem (e.g., a network's primary token), modeled as assets but not necessarily stable or credit/claim units.

:virtual/token

Parents: [:virtual :asset]
Meaning: Virtual tokens (typically fungible units issued on top of a platform or a base asset), modeled as assets.

:virtual/staked

Parents: [:virtual :staked]
Meaning: Staked / staking-derivative virtual units (claims representing staked positions), modeled as claims in the virtual branch.

:virtual/wrapped

Parents: [:virtual :wrapped]
Meaning: Wrapped virtual units (claims representing wrapped assets), modeled as claims in the virtual branch.

:virtual/special

Parents: [:virtual :special]
Meaning: Special-purpose markers within the virtual branch (test, null/no-currency, etc.).

:virtual/experimental

Parents: [:virtual/special :experimental]
Meaning: Virtual experimental/test-only units (non-production, simulated, sandbox).

:virtual/null

Parents: [:virtual/special :NULL]
Meaning: Virtual "no currency" marker (no currency involved in a virtual context).

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:currency

Parents: :all
Meaning: Meta tag for "currency-like" units (broad classification; used as a parent for fiduciary money).

:fiduciary

Parents: :currency
Meaning: Fiduciary money: accepted money issued by an identifiable fiduciary/issuer.

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:asset

Parents: :all
Meaning: Meta tag for value-bearing units that can be priced/held/transferred (broad "asset-like" classification).

:reference

Parents: :asset
Meaning: Meta tag for reference/anchor concepts used to define or stabilize value (e.g., pegs, numeraires).

:asset/reference

Parents: :reference
Meaning: A reference specifically understood as "asset reference" (an anchor in terms of an asset's value).

:peg

Parents: :reference
Meaning: A pegging relationship: value anchoring to a reference (typically via a stability mechanism, not modeled here).

:asset/referenced

Parents: [:asset :reference]
Meaning: An asset whose nature is reference-based (i.e., its value is anchored to some reference).

:stable

Parents: :asset
Meaning: Meta tag for stable-value assets (stability as a defining property of the asset).

:claim

Parents: :asset
Meaning: Meta tag for claim-like assets (rights/IOUs/receivables-something owed by an issuer or system).

:credit

Parents: :claim
Meaning: Credits as claims (platform credits, exchange credits, loyalty credits).

:staked

Parents: :claim
Meaning: Staked / staking-derivative claim units (claims representing staked positions).

:wrapped

Parents: :claim
Meaning: Wrapped claim units (claims representing wrapped assets).

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:fiat

Parents: :all
Meaning: Fiat-related umbrella tag (topic-level), intentionally separated from issuer fiat vs anchor fiat.

:fiat/issuer

Parents: [:fiat :fiduciary]
Meaning: Issuer fiat: real fiduciary money issued by a sovereign/monetary authority (issuer-centric fiat).

:fiat/legal-tender

Parents: :fiat/issuer
Meaning: Legal tender fiat: formally recognized by law as acceptable for settling debts/public charges.

:fiat/anchor

Parents: [:fiat :asset/reference]
Meaning: Fiat-as-anchor: fiat used strictly as a value anchor/numeraire (reference), not as issuer money.

:fiat/reference

Parents: :fiat/anchor
Meaning: Compatibility alias for fiat-as-anchor (reference role), retained for API stability.

:fiat/referenced

Parents: [:asset/referenced :fiat/anchor]
Meaning: Fiat-referenced assets: assets pegged/anchored to fiat value (e.g., USD-referenced stable tokens).

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:funds

Parents: :all
Meaning: Meta tag for funds/settlement units/units of account (generally "accounting/settlement" nature).

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:commodity

Parents: :all
Meaning: Meta tag for commodity-based monetary units or commodity-denominated units.

:commodity/reference

Parents: [:commodity :asset/reference]
Meaning: Commodity-as-anchor: commodity used as a value anchor/reference (e.g., commodity numeraire).

:commodity/referenced

Parents: :asset/referenced
Meaning: Commodity-referenced assets: assets pegged/anchored to commodity value.

:metal

Parents: :commodity
Meaning: Meta tag for metal-based commodity units (precious metals, etc.).

:metal/reference

Parents: [:metal :commodity/reference]
Meaning: Metal-as-anchor: metal used as a value anchor/reference.

:metal/referenced

Parents: :commodity/referenced
Meaning: Metal-referenced assets: assets pegged/anchored to metal value.

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:special

Parents: :all
Meaning: Meta tag for special-purpose markers and non-economic placeholders.

:experimental

Parents: :special
Meaning: Marker for experimental units (non-production semantics).

:test

Parents: :experimental
Meaning: Marker for explicit testing-only units.

:NULL

Parents: :special
Meaning: Global "no currency" marker (represents absence of a currency).

:nil

Parents: :NULL
Meaning: Alias marker representing "missing / nil-like absence" as a Named tag (useful for mapping nil -> :nil).

:none

Parents: :NULL
Meaning: Alias marker representing "explicit none" as a Named tag (useful for UIs or explicit user intent).