{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:2QLNTJS7TGGH6DL2K3HQ3EFCMQ","short_pith_number":"pith:2QLNTJS7","schema_version":"1.0","canonical_sha256":"d416d9a65f998c7f0d7a56cf0d90a2641ebe93a984129cf3ab85a83cbc3d5c45","source":{"kind":"arxiv","id":"2103.03387","version":1},"attestation_state":"computed","paper":{"title":"PolarNet: Accelerated Deep Open Space Segmentation Using Automotive Radar in Polar Domain","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Dhanvin Kolhatkar, Elnaz Jahani Heravi, Fahed Al Hassanat, Farzan Erlik Nowruzi, Julien Rebut, Prince Kapoor, Robert Laganiere, Waqas Malik","submitted_at":"2021-03-04T23:58:54Z","abstract_excerpt":"Camera and Lidar processing have been revolutionized with the rapid development of deep learning model architectures. Automotive radar is one of the crucial elements of automated driver assistance and autonomous driving systems. Radar still relies on traditional signal processing techniques, unlike camera and Lidar based methods. We believe this is the missing link to achieve the most robust perception system. Identifying drivable space and occupied space is the first step in any autonomous decision making task. Occupancy grid map representation of the environment is often used for this purpos"},"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":"2103.03387","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2021-03-04T23:58:54Z","cross_cats_sorted":[],"title_canon_sha256":"43c3d47456b6922c7c152fa27a13b8dd0577c21c5b0ac0340aab083e56ad104c","abstract_canon_sha256":"b7a05d361309b58124646c03dea3968f7a2815e96833ef971724dfeae6a06616"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:20:34.702286Z","signature_b64":"Z7a9hafwuiahpROl2/Ml8qWWMvfrhXXyUfwcXtzbHw6WgweSmIRs5y0qBbLpvnAP4x06GEXQsruv11lQXYQeBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d416d9a65f998c7f0d7a56cf0d90a2641ebe93a984129cf3ab85a83cbc3d5c45","last_reissued_at":"2026-07-05T02:20:34.701810Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:20:34.701810Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"PolarNet: Accelerated Deep Open Space Segmentation Using Automotive Radar in Polar Domain","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Dhanvin Kolhatkar, Elnaz Jahani Heravi, Fahed Al Hassanat, Farzan Erlik Nowruzi, Julien Rebut, Prince Kapoor, Robert Laganiere, Waqas Malik","submitted_at":"2021-03-04T23:58:54Z","abstract_excerpt":"Camera and Lidar processing have been revolutionized with the rapid development of deep learning model architectures. Automotive radar is one of the crucial elements of automated driver assistance and autonomous driving systems. Radar still relies on traditional signal processing techniques, unlike camera and Lidar based methods. We believe this is the missing link to achieve the most robust perception system. Identifying drivable space and occupied space is the first step in any autonomous decision making task. Occupancy grid map representation of the environment is often used for this purpos"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.03387","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2103.03387/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2103.03387","created_at":"2026-07-05T02:20:34.701868+00:00"},{"alias_kind":"arxiv_version","alias_value":"2103.03387v1","created_at":"2026-07-05T02:20:34.701868+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.03387","created_at":"2026-07-05T02:20:34.701868+00:00"},{"alias_kind":"pith_short_12","alias_value":"2QLNTJS7TGGH","created_at":"2026-07-05T02:20:34.701868+00:00"},{"alias_kind":"pith_short_16","alias_value":"2QLNTJS7TGGH6DL2","created_at":"2026-07-05T02:20:34.701868+00:00"},{"alias_kind":"pith_short_8","alias_value":"2QLNTJS7","created_at":"2026-07-05T02:20:34.701868+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/2QLNTJS7TGGH6DL2K3HQ3EFCMQ","json":"https://pith.science/pith/2QLNTJS7TGGH6DL2K3HQ3EFCMQ.json","graph_json":"https://pith.science/api/pith-number/2QLNTJS7TGGH6DL2K3HQ3EFCMQ/graph.json","events_json":"https://pith.science/api/pith-number/2QLNTJS7TGGH6DL2K3HQ3EFCMQ/events.json","paper":"https://pith.science/paper/2QLNTJS7"},"agent_actions":{"view_html":"https://pith.science/pith/2QLNTJS7TGGH6DL2K3HQ3EFCMQ","download_json":"https://pith.science/pith/2QLNTJS7TGGH6DL2K3HQ3EFCMQ.json","view_paper":"https://pith.science/paper/2QLNTJS7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2103.03387&json=true","fetch_graph":"https://pith.science/api/pith-number/2QLNTJS7TGGH6DL2K3HQ3EFCMQ/graph.json","fetch_events":"https://pith.science/api/pith-number/2QLNTJS7TGGH6DL2K3HQ3EFCMQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2QLNTJS7TGGH6DL2K3HQ3EFCMQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2QLNTJS7TGGH6DL2K3HQ3EFCMQ/action/storage_attestation","attest_author":"https://pith.science/pith/2QLNTJS7TGGH6DL2K3HQ3EFCMQ/action/author_attestation","sign_citation":"https://pith.science/pith/2QLNTJS7TGGH6DL2K3HQ3EFCMQ/action/citation_signature","submit_replication":"https://pith.science/pith/2QLNTJS7TGGH6DL2K3HQ3EFCMQ/action/replication_record"}},"created_at":"2026-07-05T02:20:34.701868+00:00","updated_at":"2026-07-05T02:20:34.701868+00:00"}