{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:TNEBKQCCCOO5DVN2KKDLAKIJVO","short_pith_number":"pith:TNEBKQCC","schema_version":"1.0","canonical_sha256":"9b48154042139dd1d5ba5286b02909aba4d54b946821ad95fd7c030be1521063","source":{"kind":"arxiv","id":"1904.12152","version":1},"attestation_state":"computed","paper":{"title":"PeyeDF: an Eye-Tracking Application for Reading and Self-Indexing Research","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.HC","authors_text":"Giulio Jacucci, Hamed R. Tavakoli, Marco Filetti, Niklas Ravaja","submitted_at":"2019-04-27T12:27:41Z","abstract_excerpt":"PeyeDF is a Portable Document Format (PDF) reader with eye tracking support, available as free and open source software. It is especially useful to researchers investigating reading and learning phenomena, as it integrates PDF reading-related behavioural data with gaze-related data. It is suitable for short and long-term research and supports multiple eye tracking systems. We utilised it to conduct an experiment which demonstrated that features obtained from both gaze and reading data collected in the past can predict reading comprehension which takes place in the future. PeyeDF also provides "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1904.12152","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2019-04-27T12:27:41Z","cross_cats_sorted":[],"title_canon_sha256":"0661737f95e809e2a0f3f2a626620ce0640e5f25d5f180064cea5e843d16bcd8","abstract_canon_sha256":"2b4507b08354898ffce9eb03362ba70a271af8994e051eeeb018a76f10947d40"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:47:15.411758Z","signature_b64":"wp1TaIEC5ATI/vt3OFpQynDDKraWYTjfQhUwAlBjMjYnYqWPdUmCyFza2LVf38ETXpZzBMzax6920yYZO4PiCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9b48154042139dd1d5ba5286b02909aba4d54b946821ad95fd7c030be1521063","last_reissued_at":"2026-05-17T23:47:15.411282Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:47:15.411282Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"PeyeDF: an Eye-Tracking Application for Reading and Self-Indexing Research","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.HC","authors_text":"Giulio Jacucci, Hamed R. Tavakoli, Marco Filetti, Niklas Ravaja","submitted_at":"2019-04-27T12:27:41Z","abstract_excerpt":"PeyeDF is a Portable Document Format (PDF) reader with eye tracking support, available as free and open source software. It is especially useful to researchers investigating reading and learning phenomena, as it integrates PDF reading-related behavioural data with gaze-related data. It is suitable for short and long-term research and supports multiple eye tracking systems. We utilised it to conduct an experiment which demonstrated that features obtained from both gaze and reading data collected in the past can predict reading comprehension which takes place in the future. PeyeDF also provides "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.12152","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1904.12152","created_at":"2026-05-17T23:47:15.411365+00:00"},{"alias_kind":"arxiv_version","alias_value":"1904.12152v1","created_at":"2026-05-17T23:47:15.411365+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.12152","created_at":"2026-05-17T23:47:15.411365+00:00"},{"alias_kind":"pith_short_12","alias_value":"TNEBKQCCCOO5","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_16","alias_value":"TNEBKQCCCOO5DVN2","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_8","alias_value":"TNEBKQCC","created_at":"2026-05-18T12:33:30.264802+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/TNEBKQCCCOO5DVN2KKDLAKIJVO","json":"https://pith.science/pith/TNEBKQCCCOO5DVN2KKDLAKIJVO.json","graph_json":"https://pith.science/api/pith-number/TNEBKQCCCOO5DVN2KKDLAKIJVO/graph.json","events_json":"https://pith.science/api/pith-number/TNEBKQCCCOO5DVN2KKDLAKIJVO/events.json","paper":"https://pith.science/paper/TNEBKQCC"},"agent_actions":{"view_html":"https://pith.science/pith/TNEBKQCCCOO5DVN2KKDLAKIJVO","download_json":"https://pith.science/pith/TNEBKQCCCOO5DVN2KKDLAKIJVO.json","view_paper":"https://pith.science/paper/TNEBKQCC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1904.12152&json=true","fetch_graph":"https://pith.science/api/pith-number/TNEBKQCCCOO5DVN2KKDLAKIJVO/graph.json","fetch_events":"https://pith.science/api/pith-number/TNEBKQCCCOO5DVN2KKDLAKIJVO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TNEBKQCCCOO5DVN2KKDLAKIJVO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TNEBKQCCCOO5DVN2KKDLAKIJVO/action/storage_attestation","attest_author":"https://pith.science/pith/TNEBKQCCCOO5DVN2KKDLAKIJVO/action/author_attestation","sign_citation":"https://pith.science/pith/TNEBKQCCCOO5DVN2KKDLAKIJVO/action/citation_signature","submit_replication":"https://pith.science/pith/TNEBKQCCCOO5DVN2KKDLAKIJVO/action/replication_record"}},"created_at":"2026-05-17T23:47:15.411365+00:00","updated_at":"2026-05-17T23:47:15.411365+00:00"}