Ontology

ACP

Access Control Policy Language (ACP)

The Access Control Policy Language (ACP) is a language for describing, controlling, and granting access to resources.

E27

FAIR 17/48

Version file of 2025-01-29

Evaluated 26 Oct 2026

How scores work

Source & access

Homepagew3.org DownloadCanonical file / PURL

Automated evaluation

F Findable FAIR0/12
  • Persistent identifier (F1)no PURL / w3id / DOI for the artefact0
  • Indexed in services (F4)not indexed anywhere0
  • Citable reference (F2)no reference publication listed0
A Accessible FAIR9/12
  • Homepage reachableHTTP 200+3
  • Artefact retrievable over HTTP(S) (A1)download HTTP 200+6
  • Metadata persists in a registry (A2)not in Bioregistry or OBO Foundry0
I Interoperable FAIR8/12
  • Formal machine-readable format (I1)OWL+5
  • Semantic-web IRIs (I2)OWL+3
  • References other vocabularies (I3)no imported vocabularies found0
R Reusable FAIR0/12
  • Clear license (R1.1)none found0
  • Release provenance (R1.2)no version in artefact, registry or release tags0
  • Community standards (R1.3)no independent compliance report (not on the OBO Dashboard)0
Q Ontology consistency & quality11/20
  • Logical consistencyconsistent, 0 unsatisfiable classes (ROBOT ELK in SchemaScope CI)+10
  • OWL 2 DL profileoutside OWL 2 DL0
  • Upper-ontology alignmentno BFO/COB/DOLCE import found0
  • Standard relations (RO)does not import the Relation Ontology0
  • ROBOT report: no errors2 errors0
  • ROBOT report: warning density29 warnings / 1 classes = 29.000
  • Pitfall scan: no critical pitfalls0 critical, 1 important, 0 minor pitfall types (SchemaScope Python scan (OOPS! pitfall subset))+1
M Maintenance2/16
  • Recency2025-01-29 → 20.8 months (≤ 2 years)+2
  • Release cadence (12 months)0 releases0
U Community adoption0/16
  • Documented adopting projects0 projects0
  • Reused by other ontologies00
  • Community signalmax(stars 0 → 0, citations 0 → 0)0
P Penalties (inactivity & inconsistency)-3
  • Time since last activity1.7 years → 4 × max(0, 1.7 − 1)-3
  • Inactive statusnot archived, legacy or inactive0
  • Consistencyconsistent, no unsatisfiable classes0
  • ROBOT report errors2 errors against OBO conventions; not penalised (not an OBO-style ontology)0

FAIR subtotal 17/48 · earned 30/100 − 3 inactivity = 27/100 → grade E

Community adoption 0

No adopting projects documented yet.

Know a project that uses ACP? Suggest it.

History & changes 1 run

History starts with the first archived run; changes appear after the next evaluation.

RunScoreFAIRVersion evaluatedTermsSnapshot
26 Oct 2026, 03:31 UTC27 E17file of 2025-01-29—JSON

Provenance

Every fact on this page was fetched automatically. Each row shows where it came from and when. If a source fails, the last good value is kept and marked “carried forward”.

FactSourceRetrieved
Homepage link check (HTTP 200)w3.org26 Oct 2026, 02:38 UTC
Download link check (HTTP 200)w3.org26 Oct 2026, 02:38 UTC
Artefact headerw3.org26 Oct 2026, 02:38 UTC
ROBOT reason/report in SchemaScope CI—26 Oct 2026, 01:19 UTC
OOPS! pitfall scanoops.linkeddata.es26 Oct 2026, 01:19 UTC

Run 2026-10-26T02-37-38Z · evaluator v2.0.0 · rubric v3.4 · entry.json · run snapshot