date: 2017-02-10T09:34:09Z pdf:unmappedUnicodeCharsPerPage: 0 pdf:PDFVersion: 1.4 pdf:docinfo:title: Understanding cumulative cultural evolution xmp:CreatorTool: Arbortext Advanced Print Publisher 9.1.510/W Unicode access_permission:modify_annotations: true access_permission:can_print_degraded: true dcterms:created: 2016-10-19T22:08:48Z Last-Modified: 2017-02-10T09:34:09Z dcterms:modified: 2017-02-10T09:34:09Z dc:format: application/pdf; version=1.4 title: Understanding cumulative cultural evolution xmpMM:DocumentID: uuid:be713b01-c99a-4473-ba33-93839b6f89ac Last-Save-Date: 2017-02-10T09:34:09Z pdf:docinfo:creator_tool: Arbortext Advanced Print Publisher 9.1.510/W Unicode CrossMarkDomains[1]: www.pnas.org access_permission:fill_in_form: true pdf:docinfo:modified: 2017-02-10T09:34:09Z meta:save-date: 2017-02-10T09:34:09Z pdf:encrypted: false dc:title: Understanding cumulative cultural evolution modified: 2017-02-10T09:34:09Z pdf:docinfo:custom:CrossMarkDomains[1]: www.pnas.org Content-Type: application/pdf X-Parsed-By: org.apache.tika.parser.DefaultParser meta:creation-date: 2016-10-19T22:08:48Z pdf:docinfo:custom:CrossmarkMajorVersionDate: 2016-10-20 created: 2016-10-19T22:08:48Z access_permission:extract_for_accessibility: true access_permission:assemble_document: true xmpTPg:NPages: 2 Creation-Date: 2016-10-19T22:08:48Z pdf:charsPerPage: 4664 access_permission:extract_content: true access_permission:can_print: true pdf:docinfo:custom:doi: 10.1073/pnas.1610005113 pdf:docinfo:custom:CrossmarkDomainExclusive: false producer: Acrobat Distiller 10.0.0 (Windows) CrossmarkDomainExclusive: false access_permission:can_modify: true pdf:docinfo:producer: Acrobat Distiller 10.0.0 (Windows) pdf:docinfo:created: 2016-10-19T22:08:48Z CrossmarkMajorVersionDate: 2016-10-20 doi: 10.1073/pnas.1610005113