{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:O7RIDRYFOO37DJH54KS46LTGID","short_pith_number":"pith:O7RIDRYF","schema_version":"1.0","canonical_sha256":"77e281c70573b7f1a4fde2a5cf2e6640c4b35e3b97997bb1a5d6065f58c8daae","source":{"kind":"arxiv","id":"1701.00324","version":2},"attestation_state":"computed","paper":{"title":"Patent Retrieval: A Literature Review","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.IR","authors_text":"Walid Shalaby, Wlodek Zadrozny","submitted_at":"2017-01-02T06:32:38Z","abstract_excerpt":"With the ever increasing number of filed patent applications every year, the need for effective and efficient systems for managing such tremendous amounts of data becomes inevitably important. Patent Retrieval (PR) is considered the pillar of almost all patent analysis tasks. PR is a subfield of Information Retrieval (IR) which is concerned with developing techniques and methods that effectively and efficiently retrieve relevant patent documents in response to a given search request. In this paper we present a comprehensive review on PR methods and approaches. It is clear that, recent successe"},"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":"1701.00324","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2017-01-02T06:32:38Z","cross_cats_sorted":[],"title_canon_sha256":"1e96a812131c3ba59112f7458b65153307bb77ccf97b0eef4edbd619b9eb7fde","abstract_canon_sha256":"c37275e5568be336deb5f928a38bef3dd12c71335fbb9cd8487b88b447b8e31a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:57:54.384991Z","signature_b64":"MxuwtKIJdCNSi/29n6ZiuZs+V5Yd3b9tN/yPAFQvrjoWLUhxH7YXwOgAz7FEha0BX/83ODor2neX/FYvMICJAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"77e281c70573b7f1a4fde2a5cf2e6640c4b35e3b97997bb1a5d6065f58c8daae","last_reissued_at":"2026-05-17T23:57:54.384346Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:57:54.384346Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Patent Retrieval: A Literature Review","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.IR","authors_text":"Walid Shalaby, Wlodek Zadrozny","submitted_at":"2017-01-02T06:32:38Z","abstract_excerpt":"With the ever increasing number of filed patent applications every year, the need for effective and efficient systems for managing such tremendous amounts of data becomes inevitably important. Patent Retrieval (PR) is considered the pillar of almost all patent analysis tasks. PR is a subfield of Information Retrieval (IR) which is concerned with developing techniques and methods that effectively and efficiently retrieve relevant patent documents in response to a given search request. In this paper we present a comprehensive review on PR methods and approaches. It is clear that, recent successe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.00324","kind":"arxiv","version":2},"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":"1701.00324","created_at":"2026-05-17T23:57:54.384452+00:00"},{"alias_kind":"arxiv_version","alias_value":"1701.00324v2","created_at":"2026-05-17T23:57:54.384452+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.00324","created_at":"2026-05-17T23:57:54.384452+00:00"},{"alias_kind":"pith_short_12","alias_value":"O7RIDRYFOO37","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_16","alias_value":"O7RIDRYFOO37DJH5","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_8","alias_value":"O7RIDRYF","created_at":"2026-05-18T12:31:34.259226+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/O7RIDRYFOO37DJH54KS46LTGID","json":"https://pith.science/pith/O7RIDRYFOO37DJH54KS46LTGID.json","graph_json":"https://pith.science/api/pith-number/O7RIDRYFOO37DJH54KS46LTGID/graph.json","events_json":"https://pith.science/api/pith-number/O7RIDRYFOO37DJH54KS46LTGID/events.json","paper":"https://pith.science/paper/O7RIDRYF"},"agent_actions":{"view_html":"https://pith.science/pith/O7RIDRYFOO37DJH54KS46LTGID","download_json":"https://pith.science/pith/O7RIDRYFOO37DJH54KS46LTGID.json","view_paper":"https://pith.science/paper/O7RIDRYF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1701.00324&json=true","fetch_graph":"https://pith.science/api/pith-number/O7RIDRYFOO37DJH54KS46LTGID/graph.json","fetch_events":"https://pith.science/api/pith-number/O7RIDRYFOO37DJH54KS46LTGID/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/O7RIDRYFOO37DJH54KS46LTGID/action/timestamp_anchor","attest_storage":"https://pith.science/pith/O7RIDRYFOO37DJH54KS46LTGID/action/storage_attestation","attest_author":"https://pith.science/pith/O7RIDRYFOO37DJH54KS46LTGID/action/author_attestation","sign_citation":"https://pith.science/pith/O7RIDRYFOO37DJH54KS46LTGID/action/citation_signature","submit_replication":"https://pith.science/pith/O7RIDRYFOO37DJH54KS46LTGID/action/replication_record"}},"created_at":"2026-05-17T23:57:54.384452+00:00","updated_at":"2026-05-17T23:57:54.384452+00:00"}