{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:4JVIJW5UTP52MR2N6X4H5Z3L4G","short_pith_number":"pith:4JVIJW5U","canonical_record":{"source":{"id":"2311.08173","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nlin.PS","submitted_at":"2023-11-14T14:03:07Z","cross_cats_sorted":[],"title_canon_sha256":"7e3ca227b405c5a5d95205894d0bab2db7e7caa3ef62686e5cd1a6894d78cd39","abstract_canon_sha256":"99f6aee21353ce45dfadbd55d3e00cb77089020929c532f6ee8a5222a0c8ea32"},"schema_version":"1.0"},"canonical_sha256":"e26a84dbb49bfba6474df5f87ee76be1ab42852922708dee063e524661a31490","source":{"kind":"arxiv","id":"2311.08173","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.08173","created_at":"2026-07-05T08:11:55Z"},{"alias_kind":"arxiv_version","alias_value":"2311.08173v1","created_at":"2026-07-05T08:11:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.08173","created_at":"2026-07-05T08:11:55Z"},{"alias_kind":"pith_short_12","alias_value":"4JVIJW5UTP52","created_at":"2026-07-05T08:11:55Z"},{"alias_kind":"pith_short_16","alias_value":"4JVIJW5UTP52MR2N","created_at":"2026-07-05T08:11:55Z"},{"alias_kind":"pith_short_8","alias_value":"4JVIJW5U","created_at":"2026-07-05T08:11:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:4JVIJW5UTP52MR2N6X4H5Z3L4G","target":"record","payload":{"canonical_record":{"source":{"id":"2311.08173","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nlin.PS","submitted_at":"2023-11-14T14:03:07Z","cross_cats_sorted":[],"title_canon_sha256":"7e3ca227b405c5a5d95205894d0bab2db7e7caa3ef62686e5cd1a6894d78cd39","abstract_canon_sha256":"99f6aee21353ce45dfadbd55d3e00cb77089020929c532f6ee8a5222a0c8ea32"},"schema_version":"1.0"},"canonical_sha256":"e26a84dbb49bfba6474df5f87ee76be1ab42852922708dee063e524661a31490","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:11:55.546167Z","signature_b64":"uI9EGvR1iHpxAW4Z+UyeOgm5yNx3KmlZfiYEa5KTMnn8ZT5krW93kwxREZCDOZkNWMkCdpu57/YcdE32abjJAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e26a84dbb49bfba6474df5f87ee76be1ab42852922708dee063e524661a31490","last_reissued_at":"2026-07-05T08:11:55.545706Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:11:55.545706Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2311.08173","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":"2026-07-05T08:11:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eXo2/R8QLoVDwP6fUd3TpHW3DQ/lpOnouolx5hifFdngD4UyQwYGoSHoK34ohJdyyR4OgjjziiqALvJpx9IcBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T11:32:10.733469Z"},"content_sha256":"8b66b11c8c56b1b8b310328f20a7e85256d3afb732e15ff60c05ff913e8d2484","schema_version":"1.0","event_id":"sha256:8b66b11c8c56b1b8b310328f20a7e85256d3afb732e15ff60c05ff913e8d2484"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:4JVIJW5UTP52MR2N6X4H5Z3L4G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"T-wave Inversion through Inhomogeneous Voltage Diffusion within the FK3V Cardiac Model","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"nlin.PS","authors_text":"E. Angelaki, G. D. Barmparis, G. P. Tsironis, I. Kourakis, M. E. Marketou, N. Lazarides","submitted_at":"2023-11-14T14:03:07Z","abstract_excerpt":"The heart beats due to the synchronized contraction of cardiomyocytes triggered by a periodic sequence of electrical signals called action potentials, which originate in the sinoatrial node and spread through the heart's electrical system. A large body of work is devoted to modeling the propagation of the action potential and to reproducing reliably its shape and duration. Connection of computational modeling of cells to macroscopic phenomenological curves such as the electrocardiogram has been also intense, due to its clinical importancce in analyzing cardiovascular diseases. In this work we "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.08173","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/2311.08173/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":"2026-07-05T08:11:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sr4riWXhPJTvh7Ztr/Rk0GD2H6sQ7jb9nvcEVPQ/JH0UKW6pDdxcSUiPOc1mvAakub2G6vnI1nn+VFYa0M7wCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T11:32:10.733979Z"},"content_sha256":"6f1531e8b374f88a2c2f6ebfd1e7defc1530c4a8a79af9be569e8f52220ad190","schema_version":"1.0","event_id":"sha256:6f1531e8b374f88a2c2f6ebfd1e7defc1530c4a8a79af9be569e8f52220ad190"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4JVIJW5UTP52MR2N6X4H5Z3L4G/bundle.json","state_url":"https://pith.science/pith/4JVIJW5UTP52MR2N6X4H5Z3L4G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4JVIJW5UTP52MR2N6X4H5Z3L4G/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":"2026-08-06T11:32:10Z","links":{"resolver":"https://pith.science/pith/4JVIJW5UTP52MR2N6X4H5Z3L4G","bundle":"https://pith.science/pith/4JVIJW5UTP52MR2N6X4H5Z3L4G/bundle.json","state":"https://pith.science/pith/4JVIJW5UTP52MR2N6X4H5Z3L4G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4JVIJW5UTP52MR2N6X4H5Z3L4G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:4JVIJW5UTP52MR2N6X4H5Z3L4G","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":"99f6aee21353ce45dfadbd55d3e00cb77089020929c532f6ee8a5222a0c8ea32","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nlin.PS","submitted_at":"2023-11-14T14:03:07Z","title_canon_sha256":"7e3ca227b405c5a5d95205894d0bab2db7e7caa3ef62686e5cd1a6894d78cd39"},"schema_version":"1.0","source":{"id":"2311.08173","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.08173","created_at":"2026-07-05T08:11:55Z"},{"alias_kind":"arxiv_version","alias_value":"2311.08173v1","created_at":"2026-07-05T08:11:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.08173","created_at":"2026-07-05T08:11:55Z"},{"alias_kind":"pith_short_12","alias_value":"4JVIJW5UTP52","created_at":"2026-07-05T08:11:55Z"},{"alias_kind":"pith_short_16","alias_value":"4JVIJW5UTP52MR2N","created_at":"2026-07-05T08:11:55Z"},{"alias_kind":"pith_short_8","alias_value":"4JVIJW5U","created_at":"2026-07-05T08:11:55Z"}],"graph_snapshots":[{"event_id":"sha256:6f1531e8b374f88a2c2f6ebfd1e7defc1530c4a8a79af9be569e8f52220ad190","target":"graph","created_at":"2026-07-05T08:11:55Z","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/2311.08173/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The heart beats due to the synchronized contraction of cardiomyocytes triggered by a periodic sequence of electrical signals called action potentials, which originate in the sinoatrial node and spread through the heart's electrical system. A large body of work is devoted to modeling the propagation of the action potential and to reproducing reliably its shape and duration. Connection of computational modeling of cells to macroscopic phenomenological curves such as the electrocardiogram has been also intense, due to its clinical importancce in analyzing cardiovascular diseases. In this work we ","authors_text":"E. Angelaki, G. D. Barmparis, G. P. Tsironis, I. Kourakis, M. E. Marketou, N. Lazarides","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nlin.PS","submitted_at":"2023-11-14T14:03:07Z","title":"T-wave Inversion through Inhomogeneous Voltage Diffusion within the FK3V Cardiac Model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.08173","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":"sha256:8b66b11c8c56b1b8b310328f20a7e85256d3afb732e15ff60c05ff913e8d2484","target":"record","created_at":"2026-07-05T08:11:55Z","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":"99f6aee21353ce45dfadbd55d3e00cb77089020929c532f6ee8a5222a0c8ea32","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nlin.PS","submitted_at":"2023-11-14T14:03:07Z","title_canon_sha256":"7e3ca227b405c5a5d95205894d0bab2db7e7caa3ef62686e5cd1a6894d78cd39"},"schema_version":"1.0","source":{"id":"2311.08173","kind":"arxiv","version":1}},"canonical_sha256":"e26a84dbb49bfba6474df5f87ee76be1ab42852922708dee063e524661a31490","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e26a84dbb49bfba6474df5f87ee76be1ab42852922708dee063e524661a31490","first_computed_at":"2026-07-05T08:11:55.545706Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:11:55.545706Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uI9EGvR1iHpxAW4Z+UyeOgm5yNx3KmlZfiYEa5KTMnn8ZT5krW93kwxREZCDOZkNWMkCdpu57/YcdE32abjJAw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:11:55.546167Z","signed_message":"canonical_sha256_bytes"},"source_id":"2311.08173","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8b66b11c8c56b1b8b310328f20a7e85256d3afb732e15ff60c05ff913e8d2484","sha256:6f1531e8b374f88a2c2f6ebfd1e7defc1530c4a8a79af9be569e8f52220ad190"],"state_sha256":"a3aff42006f9785faf5fc2d69b73e7d10ac99a1951a52860c22d3ea09bbc41a0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ew8BZpRKjDUWLHs2b7SpO5znFFDHot0kQP26dTSpYYTkmwuunjks1skPl8OuDi0Sx4UtqaW2nVfwHXRZywtgCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T11:32:10.739788Z","bundle_sha256":"1ddda3722efbd41c20543c2350bd426d9f3f3ce9f97f9b07d2fff2f4f6f22f63"}}