Definition availableExact definition Candidate definition
Siemens
Scx:S · Electrical conductance
1 S = (1 Ω)^-1.
- Quantity kind
- Electrical conductance
- SI dimension
L^-2 · M^-1 · T^3 · I^2- Allowed roles
- Scalar
- Unit system / convention
- Coherent SI
- Registry code
S
Scope and distinctions
Definition metadata. Quantity kind and model-field semantics determine compatibility; no new UUCE execution or CVP claim.
Available operations
No converter is linked for this definition yet. You can inspect the definition and its sources.
Verification scope
New UUCE conversion paths have not been CVP-verified or production-attested. An exact unit definition is not a verification claim.
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
9470ab3e7c77bf390b72c99f53a1cd1220b334d682102cda1216c8650d8478ae- Definition dependency digest
28f9f95b968a40b175aaff11c60ba3c6bf2988ebccc4a8738fc51ffc05b17d58
Digests identify definition content; they are not CVP evidence or production attestations.