Definition availableExact definition Candidate definition
Metre to the fourth power
m⁴cx:m4 · Second moment of area
1 m⁴ = (1 m)^4.
- Quantity kind
- Second moment of area
- SI dimension
L^4- Allowed roles
- Scalar
- Unit system / convention
- Coherent SI
- Registry code
m4
Scope and distinctions
Definition metadata. Quantity kind and model-field semantics determine compatibility; no new UUCE execution or CVP claim.
Available operations
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Verification scope
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Candidate is a registry lifecycle state. It is not a completed review or CVP verification.
Definition sources
- BIPM — The International System of Units (SI)
9th edition, version 4.01, June 2026
Tables 4–7: coherent derived units, unit algebra and decimal prefixes
Source checked:Definition metadata attributed to BIPM; brochure licensed CC BY 4.0.
Definition and registry versions
- Definition revision
- 1.0.0
- Registry snapshot
- 0.3.0-preview.3 · preview
- Definition lifecycle
- candidate
- Definition owner
- core.metrology
- Definition digest
02491d35cf50f4f6b37adf18d6d2e5713e487208d519cc06ecbceb9649aea9d3- Definition dependency digest
063334ce0349cf590fa47ed611478e3610663bba3ac0d1d3e4da7844229d1410
Digests identify definition content; they are not CVP evidence or production attestations.