{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:WNFEKDQEQV3FS6JYX4T6LVY3AU","short_pith_number":"pith:WNFEKDQE","canonical_record":{"source":{"id":"2310.01073","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.med-ph","submitted_at":"2023-10-02T10:34:24Z","cross_cats_sorted":["eess.IV"],"title_canon_sha256":"58dbc9ee4e7b0fba27045f4395593f5783b9bffcfb964d86607abc3f001cee1c","abstract_canon_sha256":"0ed9688afea9df5d4cba14a3012c258850389c40da60167ce080477e0e0140c8"},"schema_version":"1.0"},"canonical_sha256":"b34a450e048576597938bf27e5d71b053d8cb31ed2b5c8bf2f22f4b8f21dab7e","source":{"kind":"arxiv","id":"2310.01073","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2310.01073","created_at":"2026-07-05T08:47:07Z"},{"alias_kind":"arxiv_version","alias_value":"2310.01073v2","created_at":"2026-07-05T08:47:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2310.01073","created_at":"2026-07-05T08:47:07Z"},{"alias_kind":"pith_short_12","alias_value":"WNFEKDQEQV3F","created_at":"2026-07-05T08:47:07Z"},{"alias_kind":"pith_short_16","alias_value":"WNFEKDQEQV3FS6JY","created_at":"2026-07-05T08:47:07Z"},{"alias_kind":"pith_short_8","alias_value":"WNFEKDQE","created_at":"2026-07-05T08:47:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:WNFEKDQEQV3FS6JYX4T6LVY3AU","target":"record","payload":{"canonical_record":{"source":{"id":"2310.01073","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.med-ph","submitted_at":"2023-10-02T10:34:24Z","cross_cats_sorted":["eess.IV"],"title_canon_sha256":"58dbc9ee4e7b0fba27045f4395593f5783b9bffcfb964d86607abc3f001cee1c","abstract_canon_sha256":"0ed9688afea9df5d4cba14a3012c258850389c40da60167ce080477e0e0140c8"},"schema_version":"1.0"},"canonical_sha256":"b34a450e048576597938bf27e5d71b053d8cb31ed2b5c8bf2f22f4b8f21dab7e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:47:07.523895Z","signature_b64":"3kn2rn9rlV6+CkitVHRPwLXNFHdwoHr0RXronKiFjg3yGmc9ZmkwMosfp7I11Q/DbyHT6JVHPByYozM2eAkrDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b34a450e048576597938bf27e5d71b053d8cb31ed2b5c8bf2f22f4b8f21dab7e","last_reissued_at":"2026-07-05T08:47:07.523374Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:47:07.523374Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2310.01073","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":"2026-07-05T08:47:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XkGCWNFkWgZTJ5uFwBEUTp6IN6vvCf83fEIppc5rPIBzY7+1JbQ6dMCaPYO2KFOtmdYzBPJjOJnopIdbkbxfCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T14:52:10.998872Z"},"content_sha256":"a9e56249846475fabf8ac8fe2f11826021d80e92e562e52d7255b6338564bc6c","schema_version":"1.0","event_id":"sha256:a9e56249846475fabf8ac8fe2f11826021d80e92e562e52d7255b6338564bc6c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:WNFEKDQEQV3FS6JYX4T6LVY3AU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Complex-valued neural networks to speed-up MR Thermometry during Hyperthermia using Fourier PD and PDUNet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["eess.IV"],"primary_cat":"physics.med-ph","authors_text":"Andreas N\\\"urnberger, Benjamin Frey, Christoph Bert, Martin Wadepohl, Oliver J. Ott, Rainer Fietkau, Rupali Khatun, Soumick Chatterjee, Udo S. Gaipl","submitted_at":"2023-10-02T10:34:24Z","abstract_excerpt":"Hyperthermia (HT) in combination with radio- and/or chemotherapy has become an accepted cancer treatment for distinct solid tumour entities. In HT, tumour tissue is exogenously heated to temperatures between 39 and 43 $^\\circ$C for 60 minutes. Temperature monitoring can be performed non-invasively using dynamic magnetic resonance imaging (MRI). However, the slow nature of MRI leads to motion artefacts in the images due to the movements of patients during image acquisition. By discarding parts of the data, the speed of the acquisition can be increased - known as undersampling. However, due to t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2310.01073","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/2310.01073/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":"2026-07-05T08:47:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mDlv+7VrUui9zmj2TuYsm4yWI+4ieCa+vwNUQMs00m4dxrV1WVSK0cRcJMCYJ8sJqmffJlQiYJz4nmPX8TZzDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T14:52:10.999887Z"},"content_sha256":"6d3e5ab131774334d1e7a18d6b028bec92f7d3adb3a7d29e82425995aefe754a","schema_version":"1.0","event_id":"sha256:6d3e5ab131774334d1e7a18d6b028bec92f7d3adb3a7d29e82425995aefe754a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WNFEKDQEQV3FS6JYX4T6LVY3AU/bundle.json","state_url":"https://pith.science/pith/WNFEKDQEQV3FS6JYX4T6LVY3AU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WNFEKDQEQV3FS6JYX4T6LVY3AU/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":"2026-08-13T14:52:11Z","links":{"resolver":"https://pith.science/pith/WNFEKDQEQV3FS6JYX4T6LVY3AU","bundle":"https://pith.science/pith/WNFEKDQEQV3FS6JYX4T6LVY3AU/bundle.json","state":"https://pith.science/pith/WNFEKDQEQV3FS6JYX4T6LVY3AU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WNFEKDQEQV3FS6JYX4T6LVY3AU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:WNFEKDQEQV3FS6JYX4T6LVY3AU","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":"0ed9688afea9df5d4cba14a3012c258850389c40da60167ce080477e0e0140c8","cross_cats_sorted":["eess.IV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.med-ph","submitted_at":"2023-10-02T10:34:24Z","title_canon_sha256":"58dbc9ee4e7b0fba27045f4395593f5783b9bffcfb964d86607abc3f001cee1c"},"schema_version":"1.0","source":{"id":"2310.01073","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2310.01073","created_at":"2026-07-05T08:47:07Z"},{"alias_kind":"arxiv_version","alias_value":"2310.01073v2","created_at":"2026-07-05T08:47:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2310.01073","created_at":"2026-07-05T08:47:07Z"},{"alias_kind":"pith_short_12","alias_value":"WNFEKDQEQV3F","created_at":"2026-07-05T08:47:07Z"},{"alias_kind":"pith_short_16","alias_value":"WNFEKDQEQV3FS6JY","created_at":"2026-07-05T08:47:07Z"},{"alias_kind":"pith_short_8","alias_value":"WNFEKDQE","created_at":"2026-07-05T08:47:07Z"}],"graph_snapshots":[{"event_id":"sha256:6d3e5ab131774334d1e7a18d6b028bec92f7d3adb3a7d29e82425995aefe754a","target":"graph","created_at":"2026-07-05T08:47:07Z","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/2310.01073/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Hyperthermia (HT) in combination with radio- and/or chemotherapy has become an accepted cancer treatment for distinct solid tumour entities. In HT, tumour tissue is exogenously heated to temperatures between 39 and 43 $^\\circ$C for 60 minutes. Temperature monitoring can be performed non-invasively using dynamic magnetic resonance imaging (MRI). However, the slow nature of MRI leads to motion artefacts in the images due to the movements of patients during image acquisition. By discarding parts of the data, the speed of the acquisition can be increased - known as undersampling. However, due to t","authors_text":"Andreas N\\\"urnberger, Benjamin Frey, Christoph Bert, Martin Wadepohl, Oliver J. Ott, Rainer Fietkau, Rupali Khatun, Soumick Chatterjee, Udo S. Gaipl","cross_cats":["eess.IV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.med-ph","submitted_at":"2023-10-02T10:34:24Z","title":"Complex-valued neural networks to speed-up MR Thermometry during Hyperthermia using Fourier PD and PDUNet"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2310.01073","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:a9e56249846475fabf8ac8fe2f11826021d80e92e562e52d7255b6338564bc6c","target":"record","created_at":"2026-07-05T08:47:07Z","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":"0ed9688afea9df5d4cba14a3012c258850389c40da60167ce080477e0e0140c8","cross_cats_sorted":["eess.IV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.med-ph","submitted_at":"2023-10-02T10:34:24Z","title_canon_sha256":"58dbc9ee4e7b0fba27045f4395593f5783b9bffcfb964d86607abc3f001cee1c"},"schema_version":"1.0","source":{"id":"2310.01073","kind":"arxiv","version":2}},"canonical_sha256":"b34a450e048576597938bf27e5d71b053d8cb31ed2b5c8bf2f22f4b8f21dab7e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b34a450e048576597938bf27e5d71b053d8cb31ed2b5c8bf2f22f4b8f21dab7e","first_computed_at":"2026-07-05T08:47:07.523374Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:47:07.523374Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3kn2rn9rlV6+CkitVHRPwLXNFHdwoHr0RXronKiFjg3yGmc9ZmkwMosfp7I11Q/DbyHT6JVHPByYozM2eAkrDg==","signature_status":"signed_v1","signed_at":"2026-07-05T08:47:07.523895Z","signed_message":"canonical_sha256_bytes"},"source_id":"2310.01073","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a9e56249846475fabf8ac8fe2f11826021d80e92e562e52d7255b6338564bc6c","sha256:6d3e5ab131774334d1e7a18d6b028bec92f7d3adb3a7d29e82425995aefe754a"],"state_sha256":"7520c8e2c8b2685fa86285738469b5adc2828d3897f2fecbe1b3451b2b1d675c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P/HTuSBbFQrWL751EO04OfAg8wFmNOLdpVOgJHvnPfU0Jx6KsNJq2j6cSjlkXOtcgdZsgA8sWHwyTy4nJQpdAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T14:52:11.004384Z","bundle_sha256":"fb5430ad799519122033c58b9d96c06bb4c34f4490205bded1a306b02b0d36ae"}}