Definition availableExact definition Candidate definition
Picoampere
pAcx:pA · Electric current
1 pA = 0.000000000001 A.
- Quantity kind
- Electric current
- SI dimension
I- Allowed roles
- Scalar
- Unit system / convention
- SI decimal multiples
- Registry code
pA
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
72b29d304d311d7bce7ae2aa7e2d4974f7d3ea9e06dd1bc70d7422749af926c3- Definition dependency digest
cdceca1c5143b5cfd0d7fb97c6908ba8b1140e8dd1d00c5f941ef62cff32050d
Digests identify definition content; they are not CVP evidence or production attestations.