{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:XY6YPLG2N5BW5MBQ2FKTNZNBNQ","short_pith_number":"pith:XY6YPLG2","canonical_record":{"source":{"id":"2311.14448","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2023-11-24T12:55:36Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"83c690c64d4de16f336bc6554dbfb1a6599aa5f2143a3f497b5530bc880dcbfe","abstract_canon_sha256":"0e94eb9158fb573879713953afd79d4263eb919151533ad303de6c3c03ec45d2"},"schema_version":"1.0"},"canonical_sha256":"be3d87acda6f436eb030d15536e5a16c1dfe17af545d62f1c0c8017c50babf33","source":{"kind":"arxiv","id":"2311.14448","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.14448","created_at":"2026-07-05T07:16:18Z"},{"alias_kind":"arxiv_version","alias_value":"2311.14448v1","created_at":"2026-07-05T07:16:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.14448","created_at":"2026-07-05T07:16:18Z"},{"alias_kind":"pith_short_12","alias_value":"XY6YPLG2N5BW","created_at":"2026-07-05T07:16:18Z"},{"alias_kind":"pith_short_16","alias_value":"XY6YPLG2N5BW5MBQ","created_at":"2026-07-05T07:16:18Z"},{"alias_kind":"pith_short_8","alias_value":"XY6YPLG2","created_at":"2026-07-05T07:16:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:XY6YPLG2N5BW5MBQ2FKTNZNBNQ","target":"record","payload":{"canonical_record":{"source":{"id":"2311.14448","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2023-11-24T12:55:36Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"83c690c64d4de16f336bc6554dbfb1a6599aa5f2143a3f497b5530bc880dcbfe","abstract_canon_sha256":"0e94eb9158fb573879713953afd79d4263eb919151533ad303de6c3c03ec45d2"},"schema_version":"1.0"},"canonical_sha256":"be3d87acda6f436eb030d15536e5a16c1dfe17af545d62f1c0c8017c50babf33","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:16:18.606060Z","signature_b64":"OWwumuD0p6f8sWYJVSktgENxwXJjtmuCRUd6bylm1QNJ+bcflzUO/HDkiVlr6qrabq2OHODF9AeTv6ynDuXICw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"be3d87acda6f436eb030d15536e5a16c1dfe17af545d62f1c0c8017c50babf33","last_reissued_at":"2026-07-05T07:16:18.605615Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:16:18.605615Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2311.14448","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T07:16:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7rqzwn6Nxr3SB5P6Jv+njkjgtPZI09uglNaf6S0pmBb1pA2ZD6Qqcj6LKcvSX4R2Ou/pyZdW4U+q2U/cRQAEBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-16T05:52:11.882866Z"},"content_sha256":"a1009dc12c13d918d11b0a6ab83f2cf8040988dd2d464b5af5248ffb11a5e269","schema_version":"1.0","event_id":"sha256:a1009dc12c13d918d11b0a6ab83f2cf8040988dd2d464b5af5248ffb11a5e269"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:XY6YPLG2N5BW5MBQ2FKTNZNBNQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Deep Learning for Automatic Strain Quantification in Arrhythmogenic Right Ventricular Cardiomyopathy","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"eess.IV","authors_text":"Birgitta K. Velthuis, Fleur V. Y. Tjong, Ivana I\\v{s}gum, J\\\"org Sander, Laura Alvarez-Florez, Mimount Bourfiss","submitted_at":"2023-11-24T12:55:36Z","abstract_excerpt":"Quantification of cardiac motion with cine Cardiac Magnetic Resonance Imaging (CMRI) is an integral part of arrhythmogenic right ventricular cardiomyopathy (ARVC) diagnosis. Yet, the expert evaluation of motion abnormalities with CMRI is a challenging task. To automatically assess cardiac motion, we register CMRIs from different time points of the cardiac cycle using Implicit Neural Representations (INRs) and perform a biomechanically informed regularization inspired by the myocardial incompressibility assumption. To enhance the registration performance, our method first rectifies the inter-sl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.14448","kind":"arxiv","version":1},"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/2311.14448/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":"2026-07-05T07:16:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GTcf4SzHWX83+BVjN9Py1lFoEbexRalM879PRVeLaGeJ83txv1Kf2QK/aSVnyx+/wQe92O6kdBArdYkPSqdXBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-16T05:52:11.883238Z"},"content_sha256":"a7d004c35453e3591c5fb60775bbdd4dd3e1a0999545813396fefe030a21afb0","schema_version":"1.0","event_id":"sha256:a7d004c35453e3591c5fb60775bbdd4dd3e1a0999545813396fefe030a21afb0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XY6YPLG2N5BW5MBQ2FKTNZNBNQ/bundle.json","state_url":"https://pith.science/pith/XY6YPLG2N5BW5MBQ2FKTNZNBNQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XY6YPLG2N5BW5MBQ2FKTNZNBNQ/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":"2026-07-16T05:52:11Z","links":{"resolver":"https://pith.science/pith/XY6YPLG2N5BW5MBQ2FKTNZNBNQ","bundle":"https://pith.science/pith/XY6YPLG2N5BW5MBQ2FKTNZNBNQ/bundle.json","state":"https://pith.science/pith/XY6YPLG2N5BW5MBQ2FKTNZNBNQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XY6YPLG2N5BW5MBQ2FKTNZNBNQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:XY6YPLG2N5BW5MBQ2FKTNZNBNQ","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":"0e94eb9158fb573879713953afd79d4263eb919151533ad303de6c3c03ec45d2","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2023-11-24T12:55:36Z","title_canon_sha256":"83c690c64d4de16f336bc6554dbfb1a6599aa5f2143a3f497b5530bc880dcbfe"},"schema_version":"1.0","source":{"id":"2311.14448","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.14448","created_at":"2026-07-05T07:16:18Z"},{"alias_kind":"arxiv_version","alias_value":"2311.14448v1","created_at":"2026-07-05T07:16:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.14448","created_at":"2026-07-05T07:16:18Z"},{"alias_kind":"pith_short_12","alias_value":"XY6YPLG2N5BW","created_at":"2026-07-05T07:16:18Z"},{"alias_kind":"pith_short_16","alias_value":"XY6YPLG2N5BW5MBQ","created_at":"2026-07-05T07:16:18Z"},{"alias_kind":"pith_short_8","alias_value":"XY6YPLG2","created_at":"2026-07-05T07:16:18Z"}],"graph_snapshots":[{"event_id":"sha256:a7d004c35453e3591c5fb60775bbdd4dd3e1a0999545813396fefe030a21afb0","target":"graph","created_at":"2026-07-05T07:16:18Z","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/2311.14448/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantification of cardiac motion with cine Cardiac Magnetic Resonance Imaging (CMRI) is an integral part of arrhythmogenic right ventricular cardiomyopathy (ARVC) diagnosis. Yet, the expert evaluation of motion abnormalities with CMRI is a challenging task. To automatically assess cardiac motion, we register CMRIs from different time points of the cardiac cycle using Implicit Neural Representations (INRs) and perform a biomechanically informed regularization inspired by the myocardial incompressibility assumption. To enhance the registration performance, our method first rectifies the inter-sl","authors_text":"Birgitta K. Velthuis, Fleur V. Y. Tjong, Ivana I\\v{s}gum, J\\\"org Sander, Laura Alvarez-Florez, Mimount Bourfiss","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2023-11-24T12:55:36Z","title":"Deep Learning for Automatic Strain Quantification in Arrhythmogenic Right Ventricular Cardiomyopathy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.14448","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:a1009dc12c13d918d11b0a6ab83f2cf8040988dd2d464b5af5248ffb11a5e269","target":"record","created_at":"2026-07-05T07:16:18Z","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":"0e94eb9158fb573879713953afd79d4263eb919151533ad303de6c3c03ec45d2","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2023-11-24T12:55:36Z","title_canon_sha256":"83c690c64d4de16f336bc6554dbfb1a6599aa5f2143a3f497b5530bc880dcbfe"},"schema_version":"1.0","source":{"id":"2311.14448","kind":"arxiv","version":1}},"canonical_sha256":"be3d87acda6f436eb030d15536e5a16c1dfe17af545d62f1c0c8017c50babf33","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"be3d87acda6f436eb030d15536e5a16c1dfe17af545d62f1c0c8017c50babf33","first_computed_at":"2026-07-05T07:16:18.605615Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:16:18.605615Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OWwumuD0p6f8sWYJVSktgENxwXJjtmuCRUd6bylm1QNJ+bcflzUO/HDkiVlr6qrabq2OHODF9AeTv6ynDuXICw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:16:18.606060Z","signed_message":"canonical_sha256_bytes"},"source_id":"2311.14448","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a1009dc12c13d918d11b0a6ab83f2cf8040988dd2d464b5af5248ffb11a5e269","sha256:a7d004c35453e3591c5fb60775bbdd4dd3e1a0999545813396fefe030a21afb0"],"state_sha256":"be436c6ed422a7bb2df016b8baaad433e18395934d819c8fd47cb0b005235c4f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eSb1Thd1HBGF68jUSdB5f+U77vNxFOq6HOlQTdXLcF72aoPykBLYtW45IzGAou5f5utRvSdbpwLQzSK6S2QzDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-16T05:52:11.885487Z","bundle_sha256":"86a4d9f7604363c5fb418a9aa8cbbed4f767d51173ffe3a649849f391941edcc"}}