{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:WRZJHB4JZI6TNJPWR3YPFNVJGQ","short_pith_number":"pith:WRZJHB4J","canonical_record":{"source":{"id":"2101.07653","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.IV","submitted_at":"2021-01-19T14:39:30Z","cross_cats_sorted":["cs.CV","cs.LG"],"title_canon_sha256":"93ec903efe295773e09575508fc8bb13cc10db88eb44a21aed4320db3947139d","abstract_canon_sha256":"7b779d035440456a90add0512079ec6187fd84fa477b5f82528c064a80563230"},"schema_version":"1.0"},"canonical_sha256":"b472938789ca3d36a5f68ef0f2b6a9341299c457c618630f1188d7d3df29d371","source":{"kind":"arxiv","id":"2101.07653","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2101.07653","created_at":"2026-07-05T03:49:59Z"},{"alias_kind":"arxiv_version","alias_value":"2101.07653v2","created_at":"2026-07-05T03:49:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2101.07653","created_at":"2026-07-05T03:49:59Z"},{"alias_kind":"pith_short_12","alias_value":"WRZJHB4JZI6T","created_at":"2026-07-05T03:49:59Z"},{"alias_kind":"pith_short_16","alias_value":"WRZJHB4JZI6TNJPW","created_at":"2026-07-05T03:49:59Z"},{"alias_kind":"pith_short_8","alias_value":"WRZJHB4J","created_at":"2026-07-05T03:49:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:WRZJHB4JZI6TNJPWR3YPFNVJGQ","target":"record","payload":{"canonical_record":{"source":{"id":"2101.07653","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.IV","submitted_at":"2021-01-19T14:39:30Z","cross_cats_sorted":["cs.CV","cs.LG"],"title_canon_sha256":"93ec903efe295773e09575508fc8bb13cc10db88eb44a21aed4320db3947139d","abstract_canon_sha256":"7b779d035440456a90add0512079ec6187fd84fa477b5f82528c064a80563230"},"schema_version":"1.0"},"canonical_sha256":"b472938789ca3d36a5f68ef0f2b6a9341299c457c618630f1188d7d3df29d371","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:49:59.137739Z","signature_b64":"lxnAhmI8YKoRulp+5iE3tcGm0rdMMvcuV2FahSbsX8BKiP5XX/yf0cC+dWRMs5WLbeqOiBzQ2myAId8Em3EoBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b472938789ca3d36a5f68ef0f2b6a9341299c457c618630f1188d7d3df29d371","last_reissued_at":"2026-07-05T03:49:59.137291Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:49:59.137291Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2101.07653","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":"2026-07-05T03:49:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l2w/aHMXQp9kWnkkj14Ilc0hgu9cI8icS6NWGEbHNVH6xf1M4e7k9IXvATJNKcjvSKwZvG0qJfsHb3dk8b0vDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T09:27:38.927021Z"},"content_sha256":"b66056e4b3b202f943dc01e618514d0284b84512a27c12fe1ffdcd607684ccbe","schema_version":"1.0","event_id":"sha256:b66056e4b3b202f943dc01e618514d0284b84512a27c12fe1ffdcd607684ccbe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:WRZJHB4JZI6TNJPWR3YPFNVJGQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unsupervised Domain Adaptation from Axial to Short-Axis Multi-Slice Cardiac MR Images by Incorporating Pretrained Task Networks","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.CV","cs.LG"],"primary_cat":"eess.IV","authors_text":"Animesh Tandon, Florian Ritzmann, Gerald Greil, Heiner Latus, Ivo Wolf, Samir Sarikouch, Sandy Engelhardt, Sven Koehler, Tarique Hussain, Thomas Pickardt, Tyler Huffaker, Zach Blair","submitted_at":"2021-01-19T14:39:30Z","abstract_excerpt":"Anisotropic multi-slice Cardiac Magnetic Resonance (CMR) Images are conventionally acquired in patient-specific short-axis (SAX) orientation. In specific cardiovascular diseases that affect right ventricular (RV) morphology, acquisitions in standard axial (AX) orientation are preferred by some investigators, due to potential superiority in RV volume measurement for treatment planning. Unfortunately, due to the rare occurrence of these diseases, data in this domain is scarce. Recent research in deep learning-based methods mainly focused on SAX CMR images and they had proven to be very successfu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2101.07653","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/2101.07653/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":"2026-07-05T03:49:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+iFXOYrfwx0E862bw6J85YOI/duA5xiQxedbDkKSUJSIEdLOP30Zm0pmkZHT8L2x9Hwtzyr3dGRShklBw2kPDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T09:27:38.927751Z"},"content_sha256":"4dfda7440c351483c2f1ab6f4e9bd9eb18c2d035d2872b7eee0e3f84547bd71f","schema_version":"1.0","event_id":"sha256:4dfda7440c351483c2f1ab6f4e9bd9eb18c2d035d2872b7eee0e3f84547bd71f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WRZJHB4JZI6TNJPWR3YPFNVJGQ/bundle.json","state_url":"https://pith.science/pith/WRZJHB4JZI6TNJPWR3YPFNVJGQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WRZJHB4JZI6TNJPWR3YPFNVJGQ/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":"2026-08-18T09:27:38Z","links":{"resolver":"https://pith.science/pith/WRZJHB4JZI6TNJPWR3YPFNVJGQ","bundle":"https://pith.science/pith/WRZJHB4JZI6TNJPWR3YPFNVJGQ/bundle.json","state":"https://pith.science/pith/WRZJHB4JZI6TNJPWR3YPFNVJGQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WRZJHB4JZI6TNJPWR3YPFNVJGQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:WRZJHB4JZI6TNJPWR3YPFNVJGQ","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":"7b779d035440456a90add0512079ec6187fd84fa477b5f82528c064a80563230","cross_cats_sorted":["cs.CV","cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.IV","submitted_at":"2021-01-19T14:39:30Z","title_canon_sha256":"93ec903efe295773e09575508fc8bb13cc10db88eb44a21aed4320db3947139d"},"schema_version":"1.0","source":{"id":"2101.07653","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2101.07653","created_at":"2026-07-05T03:49:59Z"},{"alias_kind":"arxiv_version","alias_value":"2101.07653v2","created_at":"2026-07-05T03:49:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2101.07653","created_at":"2026-07-05T03:49:59Z"},{"alias_kind":"pith_short_12","alias_value":"WRZJHB4JZI6T","created_at":"2026-07-05T03:49:59Z"},{"alias_kind":"pith_short_16","alias_value":"WRZJHB4JZI6TNJPW","created_at":"2026-07-05T03:49:59Z"},{"alias_kind":"pith_short_8","alias_value":"WRZJHB4J","created_at":"2026-07-05T03:49:59Z"}],"graph_snapshots":[{"event_id":"sha256:4dfda7440c351483c2f1ab6f4e9bd9eb18c2d035d2872b7eee0e3f84547bd71f","target":"graph","created_at":"2026-07-05T03:49:59Z","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/2101.07653/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Anisotropic multi-slice Cardiac Magnetic Resonance (CMR) Images are conventionally acquired in patient-specific short-axis (SAX) orientation. In specific cardiovascular diseases that affect right ventricular (RV) morphology, acquisitions in standard axial (AX) orientation are preferred by some investigators, due to potential superiority in RV volume measurement for treatment planning. Unfortunately, due to the rare occurrence of these diseases, data in this domain is scarce. Recent research in deep learning-based methods mainly focused on SAX CMR images and they had proven to be very successfu","authors_text":"Animesh Tandon, Florian Ritzmann, Gerald Greil, Heiner Latus, Ivo Wolf, Samir Sarikouch, Sandy Engelhardt, Sven Koehler, Tarique Hussain, Thomas Pickardt, Tyler Huffaker, Zach Blair","cross_cats":["cs.CV","cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.IV","submitted_at":"2021-01-19T14:39:30Z","title":"Unsupervised Domain Adaptation from Axial to Short-Axis Multi-Slice Cardiac MR Images by Incorporating Pretrained Task Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2101.07653","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:b66056e4b3b202f943dc01e618514d0284b84512a27c12fe1ffdcd607684ccbe","target":"record","created_at":"2026-07-05T03:49:59Z","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":"7b779d035440456a90add0512079ec6187fd84fa477b5f82528c064a80563230","cross_cats_sorted":["cs.CV","cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.IV","submitted_at":"2021-01-19T14:39:30Z","title_canon_sha256":"93ec903efe295773e09575508fc8bb13cc10db88eb44a21aed4320db3947139d"},"schema_version":"1.0","source":{"id":"2101.07653","kind":"arxiv","version":2}},"canonical_sha256":"b472938789ca3d36a5f68ef0f2b6a9341299c457c618630f1188d7d3df29d371","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b472938789ca3d36a5f68ef0f2b6a9341299c457c618630f1188d7d3df29d371","first_computed_at":"2026-07-05T03:49:59.137291Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:49:59.137291Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lxnAhmI8YKoRulp+5iE3tcGm0rdMMvcuV2FahSbsX8BKiP5XX/yf0cC+dWRMs5WLbeqOiBzQ2myAId8Em3EoBg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:49:59.137739Z","signed_message":"canonical_sha256_bytes"},"source_id":"2101.07653","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b66056e4b3b202f943dc01e618514d0284b84512a27c12fe1ffdcd607684ccbe","sha256:4dfda7440c351483c2f1ab6f4e9bd9eb18c2d035d2872b7eee0e3f84547bd71f"],"state_sha256":"2575348944853058e9946da8de472c20f29cc25b6a2bad6503928ac138829106"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mx6QXN4w/CeeJDtvXTKZ/b/mJiznERyAYT8ZrhI3Mp/kASgPJI7D2VeENoDuyCtlQ7RuTS+Hia1WOXEKtpqGBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T09:27:38.935512Z","bundle_sha256":"96ebdcfe877c4a99bdd40f4a3b1bbbb71c08d0f557ffba627dd45924d58529ce"}}