Ampere
Acx:A · Electric current
SI reference unit for electric current.
- Quantity kind
- Electric current
- SI dimension
I- Allowed roles
- Scalar
- Unit system / convention
- Coherent SI
- Registry code
A
Scope and distinctions
Definition metadata only. The quantity kind and model field contract determine compatible use; no new UUCE execution or CVP claim.
Available operations
UUCE executable Preview · Use cx:A with a compatible unit and a pinned snapshot.
No legacy converter is linked for this definition.
Verification scope
- UUCE conversion capability
units.convert@0.1.1· VERIFIED- Production binding at publication
- CURRENT
The definition lifecycle describes this registry entry. CVP status describes the conversion capability and the cases and rejection partitions in its Manifest. CVP Manifest · Public replay cases
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 2, 4 and 5: SI units; Table 7: SI 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
9358b1895f35b5ddb41c4de300d8b90cff4cf7f678100d1d90a8f6b89b4583fd- Definition dependency digest
047d7644f3d25caec76b710b0372e8f79f30667e51c496e66ad7d2d9df394d3a
Digests identify definition content; they are not CVP evidence or production attestations.