Definition availableExact definition Candidate definition
Nanometre
nmcx:nm · Length
1 nm = 0.000000001 m.
- Quantity kind
- Length
- SI dimension
L- Allowed roles
- Scalar
- Unit system / convention
- SI decimal multiples
- Registry code
nm
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
b4a4b74e35d02e421dba5a12c455f5bb925c5953f0bd3344fdf5b55a990de4db- Definition dependency digest
0d6b2f0ad74820dc2e5e080dd169aff9eb54d0c50346636f58654def4ec28b42
Digests identify definition content; they are not CVP evidence or production attestations.