{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:VPOWRTNO2JRVISU37KXA4EI6M7","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"76bad8c971ced6896015ec0903e4bb787208060e078a8e5bd831a2f7334ea4ee","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.CV","submitted_at":"2021-03-08T01:48:53Z","title_canon_sha256":"a0235229c2ab452a4dead3a0ecaed5db26e9cffce54b52227c17c6529be9e70d"},"schema_version":"1.0","source":{"id":"2103.04507","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.04507","created_at":"2026-07-05T02:22:07Z"},{"alias_kind":"arxiv_version","alias_value":"2103.04507v3","created_at":"2026-07-05T02:22:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.04507","created_at":"2026-07-05T02:22:07Z"},{"alias_kind":"pith_short_12","alias_value":"VPOWRTNO2JRV","created_at":"2026-07-05T02:22:07Z"},{"alias_kind":"pith_short_16","alias_value":"VPOWRTNO2JRVISU3","created_at":"2026-07-05T02:22:07Z"},{"alias_kind":"pith_short_8","alias_value":"VPOWRTNO","created_at":"2026-07-05T02:22:07Z"}],"graph_snapshots":[{"event_id":"sha256:da154025ee7f67db63ce9b72dd6a6fc6c7927449c9445216c7a3993c6a898599","target":"graph","created_at":"2026-07-05T02:22:07Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2103.04507/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recently, neural architecture search (NAS) has been exploited to design feature pyramid networks (FPNs) and achieved promising results for visual object detection. Encouraged by the success, we propose a novel One-Shot Path Aggregation Network Architecture Search (OPANAS) algorithm, which significantly improves both searching efficiency and detection accuracy. Specifically, we first introduce six heterogeneous information paths to build our search space, namely top-down, bottom-up, fusing-splitting, scale-equalizing, skip-connect and none. Second, we propose a novel search space of FPNs, in wh","authors_text":"Guosheng Hu, Haibin Ling, Tingting Liang, Yongtao Wang, Zhi Tang","cross_cats":[],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.CV","submitted_at":"2021-03-08T01:48:53Z","title":"OPANAS: One-Shot Path Aggregation Network Architecture Search for Object Detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.04507","kind":"arxiv","version":3},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:7542d9df0af14ed386fc0cef706bd5b6000043eb790dd025108cc89dee2f72e4","target":"record","created_at":"2026-07-05T02:22:07Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"76bad8c971ced6896015ec0903e4bb787208060e078a8e5bd831a2f7334ea4ee","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.CV","submitted_at":"2021-03-08T01:48:53Z","title_canon_sha256":"a0235229c2ab452a4dead3a0ecaed5db26e9cffce54b52227c17c6529be9e70d"},"schema_version":"1.0","source":{"id":"2103.04507","kind":"arxiv","version":3}},"canonical_sha256":"abdd68cdaed263544a9bfaae0e111e67e34ed7a59f73599db3dc4767e2efb855","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"abdd68cdaed263544a9bfaae0e111e67e34ed7a59f73599db3dc4767e2efb855","first_computed_at":"2026-07-05T02:22:07.641234Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:22:07.641234Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lGS7mGJ5XhsQ6HCsxPS/erXGggCT9gRXTG9cfJn6m6zJpq97yoVGN0ssPHZQYMWxv0biC8N6Q2/CKadJxHlnDg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:22:07.641700Z","signed_message":"canonical_sha256_bytes"},"source_id":"2103.04507","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7542d9df0af14ed386fc0cef706bd5b6000043eb790dd025108cc89dee2f72e4","sha256:da154025ee7f67db63ce9b72dd6a6fc6c7927449c9445216c7a3993c6a898599"],"state_sha256":"90d67f564bd7e186d47f881a34d085b2986739833156e4b68e62e9bfc80b06fd"}