{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:OGUK4RVUUKUED4SU4NSFOUZEXL","short_pith_number":"pith:OGUK4RVU","canonical_record":{"source":{"id":"2402.06308","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2024-02-09T10:38:44Z","cross_cats_sorted":["cs.NA"],"title_canon_sha256":"7fa1f5015ce409b63c0bc3de0f06a5a5d2ea561b51c9453c2e576fbe6c33963a","abstract_canon_sha256":"5d6d3cd6daa4814621b66caf9d8ab0c7ab0cb0630c4dea03baaebe351962ede7"},"schema_version":"1.0"},"canonical_sha256":"71a8ae46b4a2a841f254e364575324bafbb8f8167eef663a5e69049f9e5a9fee","source":{"kind":"arxiv","id":"2402.06308","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.06308","created_at":"2026-07-05T07:43:22Z"},{"alias_kind":"arxiv_version","alias_value":"2402.06308v1","created_at":"2026-07-05T07:43:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.06308","created_at":"2026-07-05T07:43:22Z"},{"alias_kind":"pith_short_12","alias_value":"OGUK4RVUUKUE","created_at":"2026-07-05T07:43:22Z"},{"alias_kind":"pith_short_16","alias_value":"OGUK4RVUUKUED4SU","created_at":"2026-07-05T07:43:22Z"},{"alias_kind":"pith_short_8","alias_value":"OGUK4RVU","created_at":"2026-07-05T07:43:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:OGUK4RVUUKUED4SU4NSFOUZEXL","target":"record","payload":{"canonical_record":{"source":{"id":"2402.06308","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2024-02-09T10:38:44Z","cross_cats_sorted":["cs.NA"],"title_canon_sha256":"7fa1f5015ce409b63c0bc3de0f06a5a5d2ea561b51c9453c2e576fbe6c33963a","abstract_canon_sha256":"5d6d3cd6daa4814621b66caf9d8ab0c7ab0cb0630c4dea03baaebe351962ede7"},"schema_version":"1.0"},"canonical_sha256":"71a8ae46b4a2a841f254e364575324bafbb8f8167eef663a5e69049f9e5a9fee","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:43:22.076584Z","signature_b64":"BvF2IdJ2GrsuxmORwFVhnv2fQIckuUgDhnxHzZzuZ7/LbeqXlTyWoIMbQsVe1apjAR2iWuttFluRUWfiYZolCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"71a8ae46b4a2a841f254e364575324bafbb8f8167eef663a5e69049f9e5a9fee","last_reissued_at":"2026-07-05T07:43:22.076135Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:43:22.076135Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2402.06308","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":"2026-07-05T07:43:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NMxN2pYrG5xkDazxFrSPQCSCNM5EZd48amhPSeXg6GnXawjc5C0vO1W7G8Ew1wKrgvg6zGYR1c7QoJl7GDLpBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T06:44:08.497511Z"},"content_sha256":"1e512785b6aa22f79528a58123f5be9ef17dcdea765c4295f8209119ea0d0fc9","schema_version":"1.0","event_id":"sha256:1e512785b6aa22f79528a58123f5be9ef17dcdea765c4295f8209119ea0d0fc9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:OGUK4RVUUKUED4SU4NSFOUZEXL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An integrated heart-torso electromechanical model for the simulation of electrophysiogical outputs accounting for myocardial deformation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.NA"],"primary_cat":"math.NA","authors_text":"Alfio Quarteroni, Elena Zappon, Francesco Regazzoni, Luca Dede', Matteo Salvador, Roberto Piersanti","submitted_at":"2024-02-09T10:38:44Z","abstract_excerpt":"When generating in-silico clinical electrophysiological outputs, such as electrocardiograms (ECGs) and body surface potential maps (BSPMs), mathematical models have relied on single physics, i.e. of the cardiac electrophysiology (EP), neglecting the role of the heart motion. Since the heart is the most powerful source of electrical activity in the human body, its motion dynamically shifts the position of the principal electrical sources in the torso, influencing electrical potential distribution and potentially altering the EP outputs. In this work, we propose a computational model for the sim"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.06308","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/2402.06308/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":"2026-07-05T07:43:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"apbD2av6YwxLoCRQoP75acKyFo2d1uXzH6hqGMM9oJ8u4J5cwidihlFOKwaqQ08PNufQykhsBZPTq4sYClDtAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T06:44:08.498022Z"},"content_sha256":"d3aaac5bc5e6da1b0c5392a96dc1ee2a591c7e125d53bcb92a9be60179d8333a","schema_version":"1.0","event_id":"sha256:d3aaac5bc5e6da1b0c5392a96dc1ee2a591c7e125d53bcb92a9be60179d8333a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OGUK4RVUUKUED4SU4NSFOUZEXL/bundle.json","state_url":"https://pith.science/pith/OGUK4RVUUKUED4SU4NSFOUZEXL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OGUK4RVUUKUED4SU4NSFOUZEXL/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":"2026-08-01T06:44:08Z","links":{"resolver":"https://pith.science/pith/OGUK4RVUUKUED4SU4NSFOUZEXL","bundle":"https://pith.science/pith/OGUK4RVUUKUED4SU4NSFOUZEXL/bundle.json","state":"https://pith.science/pith/OGUK4RVUUKUED4SU4NSFOUZEXL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OGUK4RVUUKUED4SU4NSFOUZEXL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:OGUK4RVUUKUED4SU4NSFOUZEXL","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":"5d6d3cd6daa4814621b66caf9d8ab0c7ab0cb0630c4dea03baaebe351962ede7","cross_cats_sorted":["cs.NA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2024-02-09T10:38:44Z","title_canon_sha256":"7fa1f5015ce409b63c0bc3de0f06a5a5d2ea561b51c9453c2e576fbe6c33963a"},"schema_version":"1.0","source":{"id":"2402.06308","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.06308","created_at":"2026-07-05T07:43:22Z"},{"alias_kind":"arxiv_version","alias_value":"2402.06308v1","created_at":"2026-07-05T07:43:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.06308","created_at":"2026-07-05T07:43:22Z"},{"alias_kind":"pith_short_12","alias_value":"OGUK4RVUUKUE","created_at":"2026-07-05T07:43:22Z"},{"alias_kind":"pith_short_16","alias_value":"OGUK4RVUUKUED4SU","created_at":"2026-07-05T07:43:22Z"},{"alias_kind":"pith_short_8","alias_value":"OGUK4RVU","created_at":"2026-07-05T07:43:22Z"}],"graph_snapshots":[{"event_id":"sha256:d3aaac5bc5e6da1b0c5392a96dc1ee2a591c7e125d53bcb92a9be60179d8333a","target":"graph","created_at":"2026-07-05T07:43:22Z","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/2402.06308/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"When generating in-silico clinical electrophysiological outputs, such as electrocardiograms (ECGs) and body surface potential maps (BSPMs), mathematical models have relied on single physics, i.e. of the cardiac electrophysiology (EP), neglecting the role of the heart motion. Since the heart is the most powerful source of electrical activity in the human body, its motion dynamically shifts the position of the principal electrical sources in the torso, influencing electrical potential distribution and potentially altering the EP outputs. In this work, we propose a computational model for the sim","authors_text":"Alfio Quarteroni, Elena Zappon, Francesco Regazzoni, Luca Dede', Matteo Salvador, Roberto Piersanti","cross_cats":["cs.NA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2024-02-09T10:38:44Z","title":"An integrated heart-torso electromechanical model for the simulation of electrophysiogical outputs accounting for myocardial deformation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.06308","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":"sha256:1e512785b6aa22f79528a58123f5be9ef17dcdea765c4295f8209119ea0d0fc9","target":"record","created_at":"2026-07-05T07:43:22Z","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":"5d6d3cd6daa4814621b66caf9d8ab0c7ab0cb0630c4dea03baaebe351962ede7","cross_cats_sorted":["cs.NA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2024-02-09T10:38:44Z","title_canon_sha256":"7fa1f5015ce409b63c0bc3de0f06a5a5d2ea561b51c9453c2e576fbe6c33963a"},"schema_version":"1.0","source":{"id":"2402.06308","kind":"arxiv","version":1}},"canonical_sha256":"71a8ae46b4a2a841f254e364575324bafbb8f8167eef663a5e69049f9e5a9fee","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"71a8ae46b4a2a841f254e364575324bafbb8f8167eef663a5e69049f9e5a9fee","first_computed_at":"2026-07-05T07:43:22.076135Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:43:22.076135Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BvF2IdJ2GrsuxmORwFVhnv2fQIckuUgDhnxHzZzuZ7/LbeqXlTyWoIMbQsVe1apjAR2iWuttFluRUWfiYZolCA==","signature_status":"signed_v1","signed_at":"2026-07-05T07:43:22.076584Z","signed_message":"canonical_sha256_bytes"},"source_id":"2402.06308","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1e512785b6aa22f79528a58123f5be9ef17dcdea765c4295f8209119ea0d0fc9","sha256:d3aaac5bc5e6da1b0c5392a96dc1ee2a591c7e125d53bcb92a9be60179d8333a"],"state_sha256":"2d3a8b8fa6f151193f2e216c8375923440d176701fd74b4be07e23712802135c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vTaX9H52lV+662xtiOexYRsURPGMOc6siJKgvfEf2ZFjs3eJLZw5lAA8UIuVQZJJ8P3dBZ6m8A6ZrjWny+BnCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-01T06:44:08.502292Z","bundle_sha256":"44f42c4a142043e29a10c469f72921c508dfc65c9e588ab9ba9a954d7ab60dd1"}}