w3c prov
4 Articles
W3C PROV Explained: Entities, Activities and Agents
A worked introduction to W3C PROV: the three core types, the core relations, one value traced in PROV-N and PROV-O, and what PROV validity does not prove.
October 28, 2026• 12 min read
w3c provprov-o ontologyprov data model explained
Data Provenance Privacy: A Recipient Disclosure Test
A 2026 guide to data provenance privacy: evaluate recipient permissions, redact citation metadata, count exposed graph paths, and decide when evidence is too limited to justify sharing a value.
October 22, 2026• 22 min read
data provenance privacysensitive data provenanceprovenance access control
Data Provenance Tracking: Whose Claim Is This Evidence?
A 2026 analysis of data provenance tracking across organizations: a six-check handoff test for W3C PROV bundles, a three-case table, and a completeness measure (4 of 8 claims, 50.0%).
October 18, 2026• 28 min read
data provenance trackingprov bundleprovenance bundle
Minimum Data Provenance Requirements for Defensible Values
A 2026 standards analysis of 15 minimum provenance fields, five audit questions, PROV-O mappings, temporal rules, declared unknowns, validation tests, and export packaging.
September 22, 2026• 26 min read
data provenance requirementsminimum data provenance metadatadata provenance standards