Definition availableExact definition Candidate definition
Picometre
pmcx:pm · Length
1 pm = 0.000000000001 m.
- Quantity kind
- Length
- SI dimension
L- Allowed roles
- Scalar
- Unit system / convention
- SI decimal multiples
- Registry code
pm
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
4055cb15e1c20537e6641f9b9d0658527409420a93008165c5edf7f20c72d0dd- Definition dependency digest
1466028ec0bf7c43d601a3a703f8f361a76efca289b21bba90492a943600d7c3
Digests identify definition content; they are not CVP evidence or production attestations.