{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:TKPIBF7XG5GYSJPUDUB7WEGNHA","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":"7c370da190855a595742d6007fe4fd19b3b19518a901aa6f0155eba326eb6425","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2025-02-05T11:14:16Z","title_canon_sha256":"4d141542011dc3f3372484adddb238390a02d7ac4a33e8976826c4b18cd9c8ff"},"schema_version":"1.0","source":{"id":"2502.03079","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.03079","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"arxiv_version","alias_value":"2502.03079v1","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.03079","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"pith_short_12","alias_value":"TKPIBF7XG5GY","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"pith_short_16","alias_value":"TKPIBF7XG5GYSJPU","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"pith_short_8","alias_value":"TKPIBF7X","created_at":"2026-07-05T10:09:59Z"}],"graph_snapshots":[{"event_id":"sha256:2572cc43e4e2fb28f02bc370bc79f96cbe1f6edf9f53fcdb863d6f87ddc42939","target":"graph","created_at":"2026-07-05T10:09:59Z","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/2502.03079/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In clinical practice, multiphase contrast-enhanced CT (MCCT) is important for physiological and pathological imaging with contrast injection, which undergoes non-contrast, venous, and delayed phases. Inevitably, the accumulated radiation dose to a patient is higher for multiphase scans than for a plain CT scan. Low-dose CECT is thus highly desirable, but it often leads to suboptimal image quality due to reduced radiation dose. Recently, a generalized Poisson flow generative model (PFGM++) was proposed to unify the diffusion model and the Poisson flow generative models (PFGM), and outperform ei","authors_text":"Ge Wang, Rongjun Ge","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2025-02-05T11:14:16Z","title":"Poisson Flow Joint Model for Multiphase contrast-enhanced CT"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.03079","kind":"arxiv","version":1},"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:d04c3304c5f4021ef88644cc35c67f5cf8c4f4e68ba9bf6e1244c2312f28695a","target":"record","created_at":"2026-07-05T10:09:59Z","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":"7c370da190855a595742d6007fe4fd19b3b19518a901aa6f0155eba326eb6425","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2025-02-05T11:14:16Z","title_canon_sha256":"4d141542011dc3f3372484adddb238390a02d7ac4a33e8976826c4b18cd9c8ff"},"schema_version":"1.0","source":{"id":"2502.03079","kind":"arxiv","version":1}},"canonical_sha256":"9a9e8097f7374d8925f41d03fb10cd381ff590e8a23c8d5b2cc8eaf026e55ba0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9a9e8097f7374d8925f41d03fb10cd381ff590e8a23c8d5b2cc8eaf026e55ba0","first_computed_at":"2026-07-05T10:09:59.260691Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:09:59.260691Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"t6gwFxzGAFdMtgZByy0VvvHpMdBdmUSEfzlfA2vkFGnWJRwaliFFtYF6Ik4DLZ7uVtUU9zBSE26IcwzqUYeUAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:09:59.261251Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.03079","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d04c3304c5f4021ef88644cc35c67f5cf8c4f4e68ba9bf6e1244c2312f28695a","sha256:2572cc43e4e2fb28f02bc370bc79f96cbe1f6edf9f53fcdb863d6f87ddc42939"],"state_sha256":"1570932c6b0a17e762ed8fde70fc06c9c11688d892bd4d3b3c007de79cec795a"}