{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:FZ2YOUKB7POK75334W7PRGQZR5","short_pith_number":"pith:FZ2YOUKB","canonical_record":{"source":{"id":"1910.06511","kind":"arxiv","version":6},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2019-10-15T03:46:58Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"21cb4fc71670d9df7e1623cac84d55d5281662c43198524339b53540ca761e03","abstract_canon_sha256":"38740eb758ab53834e3c8861d094313b33e915ec0e1af4da3642a83da7d4e482"},"schema_version":"1.0"},"canonical_sha256":"2e75875141fbdcaff77be5bef89a198f7c46b28b2e4467f30bc6681eeaa5393d","source":{"kind":"arxiv","id":"1910.06511","version":6},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1910.06511","created_at":"2026-07-05T03:14:00Z"},{"alias_kind":"arxiv_version","alias_value":"1910.06511v6","created_at":"2026-07-05T03:14:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1910.06511","created_at":"2026-07-05T03:14:00Z"},{"alias_kind":"pith_short_12","alias_value":"FZ2YOUKB7POK","created_at":"2026-07-05T03:14:00Z"},{"alias_kind":"pith_short_16","alias_value":"FZ2YOUKB7POK7533","created_at":"2026-07-05T03:14:00Z"},{"alias_kind":"pith_short_8","alias_value":"FZ2YOUKB","created_at":"2026-07-05T03:14:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:FZ2YOUKB7POK75334W7PRGQZR5","target":"record","payload":{"canonical_record":{"source":{"id":"1910.06511","kind":"arxiv","version":6},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2019-10-15T03:46:58Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"21cb4fc71670d9df7e1623cac84d55d5281662c43198524339b53540ca761e03","abstract_canon_sha256":"38740eb758ab53834e3c8861d094313b33e915ec0e1af4da3642a83da7d4e482"},"schema_version":"1.0"},"canonical_sha256":"2e75875141fbdcaff77be5bef89a198f7c46b28b2e4467f30bc6681eeaa5393d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:14:00.317281Z","signature_b64":"/hFbTymfX8BQjW+829vsq3VXT8OxP5cpvrUyrmDAkiyzwK7mC8eewYjoHOZmk+1kg7VIc9mOgngTEiDrdKeAAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e75875141fbdcaff77be5bef89a198f7c46b28b2e4467f30bc6681eeaa5393d","last_reissued_at":"2026-07-05T03:14:00.316832Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:14:00.316832Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1910.06511","source_version":6,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:14:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cLuItUKKykHLU4Mj6pdElwuUcJPcskrM97RCBaYVhKNHo25OS/b0vpBgWPfag0LtTFePPwfI4HR/jDVnicWaBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T22:08:42.735325Z"},"content_sha256":"573fd215a0acef41fac8ca3c602f5ac0e36e2f392a1267d27fa0ccca415d4422","schema_version":"1.0","event_id":"sha256:573fd215a0acef41fac8ca3c602f5ac0e36e2f392a1267d27fa0ccca415d4422"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:FZ2YOUKB7POK75334W7PRGQZR5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"PRS-Net: Planar Reflective Symmetry Detection Net for 3D Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"cs.GR","authors_text":"Hsien-Yu Meng, Leif Kobbelt, Lin Gao, Ling-Xiao Zhang, Yi-Hui Ren, Yu-Kun Lai","submitted_at":"2019-10-15T03:46:58Z","abstract_excerpt":"In geometry processing, symmetry is a universal type of high-level structural information of 3D models and benefits many geometry processing tasks including shape segmentation, alignment, matching, and completion. Thus it is an important problem to analyze various symmetry forms of 3D shapes. Planar reflective symmetry is the most fundamental one. Traditional methods based on spatial sampling can be time-consuming and may not be able to identify all the symmetry planes. In this paper, we present a novel learning framework to automatically discover global planar reflective symmetry of a 3D shap"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.06511","kind":"arxiv","version":6},"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/1910.06511/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:14:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xYazdf6Sb5FRvlH7XgbXSyPfK9+3ETmcaF+uE8SI/vn0KbWYt6Fa5gyZ6smthz98mQ/Zcvq6xATu7gAjQu2RAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T22:08:42.735665Z"},"content_sha256":"275122d96ee4b44cbd49523bae4273e3e13421eb70e4071af380b4b791d035d4","schema_version":"1.0","event_id":"sha256:275122d96ee4b44cbd49523bae4273e3e13421eb70e4071af380b4b791d035d4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FZ2YOUKB7POK75334W7PRGQZR5/bundle.json","state_url":"https://pith.science/pith/FZ2YOUKB7POK75334W7PRGQZR5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FZ2YOUKB7POK75334W7PRGQZR5/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-14T22:08:42Z","links":{"resolver":"https://pith.science/pith/FZ2YOUKB7POK75334W7PRGQZR5","bundle":"https://pith.science/pith/FZ2YOUKB7POK75334W7PRGQZR5/bundle.json","state":"https://pith.science/pith/FZ2YOUKB7POK75334W7PRGQZR5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FZ2YOUKB7POK75334W7PRGQZR5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:FZ2YOUKB7POK75334W7PRGQZR5","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":"38740eb758ab53834e3c8861d094313b33e915ec0e1af4da3642a83da7d4e482","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2019-10-15T03:46:58Z","title_canon_sha256":"21cb4fc71670d9df7e1623cac84d55d5281662c43198524339b53540ca761e03"},"schema_version":"1.0","source":{"id":"1910.06511","kind":"arxiv","version":6}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1910.06511","created_at":"2026-07-05T03:14:00Z"},{"alias_kind":"arxiv_version","alias_value":"1910.06511v6","created_at":"2026-07-05T03:14:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1910.06511","created_at":"2026-07-05T03:14:00Z"},{"alias_kind":"pith_short_12","alias_value":"FZ2YOUKB7POK","created_at":"2026-07-05T03:14:00Z"},{"alias_kind":"pith_short_16","alias_value":"FZ2YOUKB7POK7533","created_at":"2026-07-05T03:14:00Z"},{"alias_kind":"pith_short_8","alias_value":"FZ2YOUKB","created_at":"2026-07-05T03:14:00Z"}],"graph_snapshots":[{"event_id":"sha256:275122d96ee4b44cbd49523bae4273e3e13421eb70e4071af380b4b791d035d4","target":"graph","created_at":"2026-07-05T03:14:00Z","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/1910.06511/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In geometry processing, symmetry is a universal type of high-level structural information of 3D models and benefits many geometry processing tasks including shape segmentation, alignment, matching, and completion. Thus it is an important problem to analyze various symmetry forms of 3D shapes. Planar reflective symmetry is the most fundamental one. Traditional methods based on spatial sampling can be time-consuming and may not be able to identify all the symmetry planes. In this paper, we present a novel learning framework to automatically discover global planar reflective symmetry of a 3D shap","authors_text":"Hsien-Yu Meng, Leif Kobbelt, Lin Gao, Ling-Xiao Zhang, Yi-Hui Ren, Yu-Kun Lai","cross_cats":["cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2019-10-15T03:46:58Z","title":"PRS-Net: Planar Reflective Symmetry Detection Net for 3D Models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.06511","kind":"arxiv","version":6},"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":"sha256:573fd215a0acef41fac8ca3c602f5ac0e36e2f392a1267d27fa0ccca415d4422","target":"record","created_at":"2026-07-05T03:14:00Z","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":"38740eb758ab53834e3c8861d094313b33e915ec0e1af4da3642a83da7d4e482","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2019-10-15T03:46:58Z","title_canon_sha256":"21cb4fc71670d9df7e1623cac84d55d5281662c43198524339b53540ca761e03"},"schema_version":"1.0","source":{"id":"1910.06511","kind":"arxiv","version":6}},"canonical_sha256":"2e75875141fbdcaff77be5bef89a198f7c46b28b2e4467f30bc6681eeaa5393d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2e75875141fbdcaff77be5bef89a198f7c46b28b2e4467f30bc6681eeaa5393d","first_computed_at":"2026-07-05T03:14:00.316832Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:14:00.316832Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/hFbTymfX8BQjW+829vsq3VXT8OxP5cpvrUyrmDAkiyzwK7mC8eewYjoHOZmk+1kg7VIc9mOgngTEiDrdKeAAA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:14:00.317281Z","signed_message":"canonical_sha256_bytes"},"source_id":"1910.06511","source_kind":"arxiv","source_version":6}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:573fd215a0acef41fac8ca3c602f5ac0e36e2f392a1267d27fa0ccca415d4422","sha256:275122d96ee4b44cbd49523bae4273e3e13421eb70e4071af380b4b791d035d4"],"state_sha256":"c97e3d1d7e5849ac2a9287f6fb3eb0014364c28bdda0be5347c00d6da6ef0a95"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bif57Bs00r9yVDOK1lNfs9hg4e4exYL4jREuBXPS3AWdS/28TCjXpKBRSl9LjaOAxksuy6axbaPwvMGmxFslDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T22:08:42.738177Z","bundle_sha256":"60163d7cb2024c415f892b1680d96ceaf485bc87d4bb8c124f4ac8a981ce8f53"}}