cacontology-forensics:VerificationTimingShape leaf node

@prefix cacontology-forensics: <https://cacontology.projectvic.org/forensics#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix sh: <http://www.w3.org/ns/shacl#> .
cacontology-forensics:VerificationTimingShape a sh:NodeShape ;
    rdfs:label "Verification Timing Shape"@en ;
    rdfs:comment "Validates evidence verification timing."@en ;
    sh:sparql [ sh:message "Evidence verification should occur after acquisition."@en ;
            sh:select """
            SELECT $this
            WHERE {
                ?acquisition cacontology-forensics:forensicCopy ?image .
                ?image cacontology-forensics:verificationHash ?hash .
                $this uco-core:object ?hash ;
                      uco-core:startTime ?verificationTime .
                ?acquisition uco-core:startTime ?acquisitionTime .
                FILTER (?verificationTime < ?acquisitionTime)
            }
        """ ] ;
    sh:targetClass cacontology-forensics:EvidenceVerificationAction .