{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:YYLLQAXBX3HMSFJUQXGZUZFKOZ","short_pith_number":"pith:YYLLQAXB","schema_version":"1.0","canonical_sha256":"c616b802e1becec9153485cd9a64aa767ec5ee89e39e2b6ed5705e7fbb53fd3b","source":{"kind":"arxiv","id":"1312.0032","version":1},"attestation_state":"computed","paper":{"title":"Top-k Query Answering in Datalog+/- Ontologies under Subjective Reports (Technical Report)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DB"],"primary_cat":"cs.AI","authors_text":"Cristian Molinaro, Gerardo I. Simari, Livia Predoiu, Maria Vanina Martinez, Thomas Lukasiewicz","submitted_at":"2013-11-29T22:06:09Z","abstract_excerpt":"The use of preferences in query answering, both in traditional databases and in ontology-based data access, has recently received much attention, due to its many real-world applications. In this paper, we tackle the problem of top-k query answering in Datalog+/- ontologies subject to the querying user's preferences and a collection of (subjective) reports of other users. Here, each report consists of scores for a list of features, its author's preferences among the features, as well as other information. Theses pieces of information of every report are then combined, along with the querying us"},"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":"1312.0032","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.AI","submitted_at":"2013-11-29T22:06:09Z","cross_cats_sorted":["cs.DB"],"title_canon_sha256":"fe26fce045c7f2a1d2f3b2d48217729fa8d5cb4a03200e116ae651367a1dbeb8","abstract_canon_sha256":"4b221d5d19c33c1125eb6ac149219e85831674adb8e025a3244b7793581a4302"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:05:47.046507Z","signature_b64":"X2tF+AfPsL8aw0BsKzcXAb/ncVFINFgMztrb0NDAkjpdFSKmWQ0cKKMD2VkK3zK/hq2XbPsq9xMMnzCy6rYPAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c616b802e1becec9153485cd9a64aa767ec5ee89e39e2b6ed5705e7fbb53fd3b","last_reissued_at":"2026-05-18T03:05:47.045865Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:05:47.045865Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Top-k Query Answering in Datalog+/- Ontologies under Subjective Reports (Technical Report)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DB"],"primary_cat":"cs.AI","authors_text":"Cristian Molinaro, Gerardo I. Simari, Livia Predoiu, Maria Vanina Martinez, Thomas Lukasiewicz","submitted_at":"2013-11-29T22:06:09Z","abstract_excerpt":"The use of preferences in query answering, both in traditional databases and in ontology-based data access, has recently received much attention, due to its many real-world applications. In this paper, we tackle the problem of top-k query answering in Datalog+/- ontologies subject to the querying user's preferences and a collection of (subjective) reports of other users. Here, each report consists of scores for a list of features, its author's preferences among the features, as well as other information. Theses pieces of information of every report are then combined, along with the querying us"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.0032","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":"1312.0032","created_at":"2026-05-18T03:05:47.045966+00:00"},{"alias_kind":"arxiv_version","alias_value":"1312.0032v1","created_at":"2026-05-18T03:05:47.045966+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.0032","created_at":"2026-05-18T03:05:47.045966+00:00"},{"alias_kind":"pith_short_12","alias_value":"YYLLQAXBX3HM","created_at":"2026-05-18T12:28:09.283467+00:00"},{"alias_kind":"pith_short_16","alias_value":"YYLLQAXBX3HMSFJU","created_at":"2026-05-18T12:28:09.283467+00:00"},{"alias_kind":"pith_short_8","alias_value":"YYLLQAXB","created_at":"2026-05-18T12:28:09.283467+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/YYLLQAXBX3HMSFJUQXGZUZFKOZ","json":"https://pith.science/pith/YYLLQAXBX3HMSFJUQXGZUZFKOZ.json","graph_json":"https://pith.science/api/pith-number/YYLLQAXBX3HMSFJUQXGZUZFKOZ/graph.json","events_json":"https://pith.science/api/pith-number/YYLLQAXBX3HMSFJUQXGZUZFKOZ/events.json","paper":"https://pith.science/paper/YYLLQAXB"},"agent_actions":{"view_html":"https://pith.science/pith/YYLLQAXBX3HMSFJUQXGZUZFKOZ","download_json":"https://pith.science/pith/YYLLQAXBX3HMSFJUQXGZUZFKOZ.json","view_paper":"https://pith.science/paper/YYLLQAXB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1312.0032&json=true","fetch_graph":"https://pith.science/api/pith-number/YYLLQAXBX3HMSFJUQXGZUZFKOZ/graph.json","fetch_events":"https://pith.science/api/pith-number/YYLLQAXBX3HMSFJUQXGZUZFKOZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YYLLQAXBX3HMSFJUQXGZUZFKOZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YYLLQAXBX3HMSFJUQXGZUZFKOZ/action/storage_attestation","attest_author":"https://pith.science/pith/YYLLQAXBX3HMSFJUQXGZUZFKOZ/action/author_attestation","sign_citation":"https://pith.science/pith/YYLLQAXBX3HMSFJUQXGZUZFKOZ/action/citation_signature","submit_replication":"https://pith.science/pith/YYLLQAXBX3HMSFJUQXGZUZFKOZ/action/replication_record"}},"created_at":"2026-05-18T03:05:47.045966+00:00","updated_at":"2026-05-18T03:05:47.045966+00:00"}