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
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 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.