@prefix this: <https://w3id.org/np/RASs_eWeCn8BpuBCzMVkuErTdoyxacnPvQysrDW93gK84> .
@prefix sub: <https://w3id.org/np/RASs_eWeCn8BpuBCzMVkuErTdoyxacnPvQysrDW93gK84#> .
@prefix np: <http://www.nanopub.org/nschema#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix npx: <http://purl.org/nanopub/x/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix orcid: <https://orcid.org/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix fip: <https://w3id.org/fair/fip/terms/> .
@prefix prov: <http://www.w3.org/ns/prov#> .

sub:Head {
  this: np:hasAssertion sub:assertion;
    np:hasProvenance sub:provenance;
    np:hasPublicationInfo sub:pubinfo;
    a np:Nanopublication .
}

sub:assertion {
  sub:SEI a fip:Available-FAIR-Supporting-Resource, fip:FAIR-Enabling-Resource, fip:Structured-vocabulary;
    rdfs:comment "SEI is a constructed measure that assigns a Duncan Socioeconomic Index (SEI) score to each occupation using the 1950 occupational classification scheme available in the OCC1950 variable. The SEI is a measure of occupational status based upon the income level and educational attainment associated with each occupation in 1950.";
    rdfs:label "SEI | Socioeconomic Index for Occupations";
    rdfs:seeAlso <https://www.scirp.org/reference/referencespapers?referenceid=3402948>;
    fip:has-description-source <https://usa.ipums.org/usa-action/variables/sei#description_section> .
}

sub:provenance {
  sub:assertion dct:creator orcid:0000-0002-1261-9930 .
}

sub:pubinfo {
  sub:sig npx:hasAlgorithm "RSA";
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoKFb7LKlXyBB7BUvjFF9bDJNk0WxH3Xerr4H3v/VCiRVshEDl3BZVekbMMmdRe+TOPyc8AOLd9IAL2VfVVD/T0rmCHk7Pw7DQjI96mwyeXhE7f4g0WG5UT5Pxxm0Rzy7IrYnEaaVDs7dkZUt952M6qWlHfTwCQDcXJhZfLiXoMwIDAQAB";
    npx:hasSignature "el1kreXFl5r880o404VNYGTkqW4gQtIkRauLOfzXoL4vUC6BKDfPemwr1erLMpWwyqjU6Sy18KNrUnfIPOksfEXOWmo3XftbTt5vuccthdruH9o0YJqs+CQsDA1rudNPCChqgI1Wj0Zo6NoJxL9sbBe4dDYAbFVdBoIMq5FaEZc=";
    npx:hasSignatureTarget this: .
  
  this: dct:created "2025-04-25T09:59:59Z"^^xsd:dateTime;
    dct:creator <https://fip-wizard.ds-wizard.org/wizard>;
    dct:license <https://creativecommons.org/publicdomain/zero/1.0/>;
    npx:introduces sub:SEI;
    prov:wasDerivedFrom <https://w3id.org/fip/wizard/7fa2b418-977c-4667-8de0-6025e4b7af79> .
}