{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:BWJW2KRP7E6EZKJGN46IEEO2QL","short_pith_number":"pith:BWJW2KRP","canonical_record":{"source":{"id":"2405.10705","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2024-05-17T11:23:33Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"7b22dca3866b279e026093eca3f70c8753838b6ccf41a07b747e14f03afff5ca","abstract_canon_sha256":"e9f073e52f7528bab26ec987a23f4f02c58e327e8921702fae1f6573dbe12daf"},"schema_version":"1.0"},"canonical_sha256":"0d936d2a2ff93c4ca9266f3c8211da82f2731bcbc7eceef9fcc1cd940bd08323","source":{"kind":"arxiv","id":"2405.10705","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.10705","created_at":"2026-06-19T16:12:44Z"},{"alias_kind":"arxiv_version","alias_value":"2405.10705v2","created_at":"2026-06-19T16:12:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.10705","created_at":"2026-06-19T16:12:44Z"},{"alias_kind":"pith_short_12","alias_value":"BWJW2KRP7E6E","created_at":"2026-06-19T16:12:44Z"},{"alias_kind":"pith_short_16","alias_value":"BWJW2KRP7E6EZKJG","created_at":"2026-06-19T16:12:44Z"},{"alias_kind":"pith_short_8","alias_value":"BWJW2KRP","created_at":"2026-06-19T16:12:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:BWJW2KRP7E6EZKJGN46IEEO2QL","target":"record","payload":{"canonical_record":{"source":{"id":"2405.10705","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2024-05-17T11:23:33Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"7b22dca3866b279e026093eca3f70c8753838b6ccf41a07b747e14f03afff5ca","abstract_canon_sha256":"e9f073e52f7528bab26ec987a23f4f02c58e327e8921702fae1f6573dbe12daf"},"schema_version":"1.0"},"canonical_sha256":"0d936d2a2ff93c4ca9266f3c8211da82f2731bcbc7eceef9fcc1cd940bd08323","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-19T16:12:44.271492Z","signature_b64":"Tu3cdIMAaFasVr2qKj2g/jYN8T07NBjr+n4dtuzVxbeU3Y8fVmALVNw6wWuSlCRDhV0YasJPmIBvpvg23PAkAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0d936d2a2ff93c4ca9266f3c8211da82f2731bcbc7eceef9fcc1cd940bd08323","last_reissued_at":"2026-06-19T16:12:44.271056Z","signature_status":"signed_v1","first_computed_at":"2026-06-19T16:12:44.271056Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2405.10705","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-06-19T16:12:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t2JGSrqFraE8BautCeGQoahBM5YADwsKcRAiHIcCr7rt0zs+nXOK5IA+7zsPpbP3HqyWXeoaWs5XUomyh03TDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T07:15:37.943631Z"},"content_sha256":"d25b99481d7fa4d165e40d02e6f740b6fd2276335241c327b3ec18a4ec04cdbb","schema_version":"1.0","event_id":"sha256:d25b99481d7fa4d165e40d02e6f740b6fd2276335241c327b3ec18a4ec04cdbb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:BWJW2KRP7E6EZKJGN46IEEO2QL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"3D Vessel Reconstruction from Sparse-View Dynamic DSA Images via Vessel Probability Guided Attenuation Learning","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.CV"],"primary_cat":"eess.IV","authors_text":"Chuansheng Zheng, Dinggang Shen, Huangxuan Zhao, Wenhui Qin, Wenping Wang, Xiaochun Lai, Xinggang Wang, Zhenghong Zhou, Zhentao Liu, Zhiming Cui","submitted_at":"2024-05-17T11:23:33Z","abstract_excerpt":"Digital Subtraction Angiography (DSA) is one of the gold standards for vascular disease diagnosis. With the help of a contrast agent, time-resolved 2D DSA images deliver comprehensive blood flow information and can be utilized to reconstruct 3D vessel structures for medical assessment. Current commercial DSA systems typically require hundreds of scanning views to perform reconstruction, resulting in substantial radiation exposure. In this study, we propose a neural rendering-based optimization framework tailored for high-quality sparse-view DSA reconstruction to reduce radiation dosage. Our ap"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.10705","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2405.10705/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":"2026-06-19T16:12:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9RPYtkCGFlnMtpPgSjhNlwU8KG6uFuuwWRNmVfgLahT+IeUxC8gjOftdBqoH7jMgm0XbxHkJwIGhgXz5tOwpBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T07:15:37.944301Z"},"content_sha256":"d7321f057292dd3288bc0eafa870d4fc732aea424a140de4e470c7ae90dff4ba","schema_version":"1.0","event_id":"sha256:d7321f057292dd3288bc0eafa870d4fc732aea424a140de4e470c7ae90dff4ba"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BWJW2KRP7E6EZKJGN46IEEO2QL/bundle.json","state_url":"https://pith.science/pith/BWJW2KRP7E6EZKJGN46IEEO2QL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BWJW2KRP7E6EZKJGN46IEEO2QL/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":"2026-07-07T07:15:37Z","links":{"resolver":"https://pith.science/pith/BWJW2KRP7E6EZKJGN46IEEO2QL","bundle":"https://pith.science/pith/BWJW2KRP7E6EZKJGN46IEEO2QL/bundle.json","state":"https://pith.science/pith/BWJW2KRP7E6EZKJGN46IEEO2QL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BWJW2KRP7E6EZKJGN46IEEO2QL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:BWJW2KRP7E6EZKJGN46IEEO2QL","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":"e9f073e52f7528bab26ec987a23f4f02c58e327e8921702fae1f6573dbe12daf","cross_cats_sorted":["cs.CV"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2024-05-17T11:23:33Z","title_canon_sha256":"7b22dca3866b279e026093eca3f70c8753838b6ccf41a07b747e14f03afff5ca"},"schema_version":"1.0","source":{"id":"2405.10705","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.10705","created_at":"2026-06-19T16:12:44Z"},{"alias_kind":"arxiv_version","alias_value":"2405.10705v2","created_at":"2026-06-19T16:12:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.10705","created_at":"2026-06-19T16:12:44Z"},{"alias_kind":"pith_short_12","alias_value":"BWJW2KRP7E6E","created_at":"2026-06-19T16:12:44Z"},{"alias_kind":"pith_short_16","alias_value":"BWJW2KRP7E6EZKJG","created_at":"2026-06-19T16:12:44Z"},{"alias_kind":"pith_short_8","alias_value":"BWJW2KRP","created_at":"2026-06-19T16:12:44Z"}],"graph_snapshots":[{"event_id":"sha256:d7321f057292dd3288bc0eafa870d4fc732aea424a140de4e470c7ae90dff4ba","target":"graph","created_at":"2026-06-19T16:12:44Z","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/2405.10705/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Digital Subtraction Angiography (DSA) is one of the gold standards for vascular disease diagnosis. With the help of a contrast agent, time-resolved 2D DSA images deliver comprehensive blood flow information and can be utilized to reconstruct 3D vessel structures for medical assessment. Current commercial DSA systems typically require hundreds of scanning views to perform reconstruction, resulting in substantial radiation exposure. In this study, we propose a neural rendering-based optimization framework tailored for high-quality sparse-view DSA reconstruction to reduce radiation dosage. Our ap","authors_text":"Chuansheng Zheng, Dinggang Shen, Huangxuan Zhao, Wenhui Qin, Wenping Wang, Xiaochun Lai, Xinggang Wang, Zhenghong Zhou, Zhentao Liu, Zhiming Cui","cross_cats":["cs.CV"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2024-05-17T11:23:33Z","title":"3D Vessel Reconstruction from Sparse-View Dynamic DSA Images via Vessel Probability Guided Attenuation Learning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.10705","kind":"arxiv","version":2},"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:d25b99481d7fa4d165e40d02e6f740b6fd2276335241c327b3ec18a4ec04cdbb","target":"record","created_at":"2026-06-19T16:12:44Z","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":"e9f073e52f7528bab26ec987a23f4f02c58e327e8921702fae1f6573dbe12daf","cross_cats_sorted":["cs.CV"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2024-05-17T11:23:33Z","title_canon_sha256":"7b22dca3866b279e026093eca3f70c8753838b6ccf41a07b747e14f03afff5ca"},"schema_version":"1.0","source":{"id":"2405.10705","kind":"arxiv","version":2}},"canonical_sha256":"0d936d2a2ff93c4ca9266f3c8211da82f2731bcbc7eceef9fcc1cd940bd08323","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0d936d2a2ff93c4ca9266f3c8211da82f2731bcbc7eceef9fcc1cd940bd08323","first_computed_at":"2026-06-19T16:12:44.271056Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-19T16:12:44.271056Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Tu3cdIMAaFasVr2qKj2g/jYN8T07NBjr+n4dtuzVxbeU3Y8fVmALVNw6wWuSlCRDhV0YasJPmIBvpvg23PAkAw==","signature_status":"signed_v1","signed_at":"2026-06-19T16:12:44.271492Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.10705","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d25b99481d7fa4d165e40d02e6f740b6fd2276335241c327b3ec18a4ec04cdbb","sha256:d7321f057292dd3288bc0eafa870d4fc732aea424a140de4e470c7ae90dff4ba"],"state_sha256":"7305a918224c7d955dbd09ca4622eb22c38c0bd7c7fa43f1ead63e8308bcbd1e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3TI9KTBEj2BdoaFa1yL4phqTgeTHOrySDRV3nBC1Ojzvia4MKV9FpQpgf63ytVLL1wkgfLG9+8ALSxbVZLRkDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T07:15:37.954917Z","bundle_sha256":"f757f6f209e157c059cb6e306fa813fb10bab27fc50b74d691e78da8a93fb37f"}}