{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:7BB2XC56M6RPNBWO23MJR3YBBI","short_pith_number":"pith:7BB2XC56","canonical_record":{"source":{"id":"1309.4641","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-09-18T13:39:12Z","cross_cats_sorted":[],"title_canon_sha256":"5361ff5eb119655e6a19d9c10e3a22f4adf488dbcae52dc37db9e8e609872c7e","abstract_canon_sha256":"963d324323eb18c046994b30e8e819a40683cec367f485448f8d5e429ff3a132"},"schema_version":"1.0"},"canonical_sha256":"f843ab8bbe67a2f686ced6d898ef010a377d4fd409ee83ef9b7d46a23b3ddfca","source":{"kind":"arxiv","id":"1309.4641","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.4641","created_at":"2026-05-18T03:12:58Z"},{"alias_kind":"arxiv_version","alias_value":"1309.4641v1","created_at":"2026-05-18T03:12:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.4641","created_at":"2026-05-18T03:12:58Z"},{"alias_kind":"pith_short_12","alias_value":"7BB2XC56M6RP","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7BB2XC56M6RPNBWO","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7BB2XC56","created_at":"2026-05-18T12:27:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:7BB2XC56M6RPNBWO23MJR3YBBI","target":"record","payload":{"canonical_record":{"source":{"id":"1309.4641","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-09-18T13:39:12Z","cross_cats_sorted":[],"title_canon_sha256":"5361ff5eb119655e6a19d9c10e3a22f4adf488dbcae52dc37db9e8e609872c7e","abstract_canon_sha256":"963d324323eb18c046994b30e8e819a40683cec367f485448f8d5e429ff3a132"},"schema_version":"1.0"},"canonical_sha256":"f843ab8bbe67a2f686ced6d898ef010a377d4fd409ee83ef9b7d46a23b3ddfca","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:12:58.727464Z","signature_b64":"tuDKr59Aqs5merOeW0GMVFhutDsTyQ7BlqcyILI1Ig2vzLNS3x8ra7sjGI/ou+Abd+jR1mxyHU8MCQTuXaBsBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f843ab8bbe67a2f686ced6d898ef010a377d4fd409ee83ef9b7d46a23b3ddfca","last_reissued_at":"2026-05-18T03:12:58.726915Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:12:58.726915Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.4641","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":"2026-05-18T03:12:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e4d6z8GkMrbGb4jaxHQsP+i9rhETvU5x4ypi5/hcPcV2CmB0UrB26EXLsgj9OoW+3+zFOxIptuozN0qva0FiBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T02:29:07.862397Z"},"content_sha256":"f424ebfca56ae53163d90bc213798c513cf9242db579f90886400d817f497b36","schema_version":"1.0","event_id":"sha256:f424ebfca56ae53163d90bc213798c513cf9242db579f90886400d817f497b36"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:7BB2XC56M6RPNBWO23MJR3YBBI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamical barrier for flux penetration in a superconducting film in the flux flow state","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"J. I. Vestgarden, T. H. Johansen, Y. M. Galperin","submitted_at":"2013-09-18T13:39:12Z","abstract_excerpt":"The penetration of transverse magnetic flux into a thin superconducting square film in the flux flow state is considered by numerical simulation. Due to the film self-field, the governing equations are nonlinear, and in combination with the finite viscosity of the moving vortices, this sets up a dynamical barrier for flux penetration into the sample. The corresponding magnetization loop is hysteric, with the peak in magnetization shifted from the zero position. The magnetic field in increasing applied field is found to form a well-defined front of propagation. Numerical estimates shows that th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.4641","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":""},"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":"2026-05-18T03:12:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bv8jCVtX7w/yjEfAB+9s8nu/TMwkM7WGwpXei4cL1VenHqZolgyb9HscRKeveO1QvU8T3nEXLNIOb4XXo7QxAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T02:29:07.862741Z"},"content_sha256":"12493c594267e5f5502e776725ab28eb5f6dc93fd355d62871ef1f410d7fc86b","schema_version":"1.0","event_id":"sha256:12493c594267e5f5502e776725ab28eb5f6dc93fd355d62871ef1f410d7fc86b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7BB2XC56M6RPNBWO23MJR3YBBI/bundle.json","state_url":"https://pith.science/pith/7BB2XC56M6RPNBWO23MJR3YBBI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7BB2XC56M6RPNBWO23MJR3YBBI/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":"2026-06-23T02:29:07Z","links":{"resolver":"https://pith.science/pith/7BB2XC56M6RPNBWO23MJR3YBBI","bundle":"https://pith.science/pith/7BB2XC56M6RPNBWO23MJR3YBBI/bundle.json","state":"https://pith.science/pith/7BB2XC56M6RPNBWO23MJR3YBBI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7BB2XC56M6RPNBWO23MJR3YBBI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:7BB2XC56M6RPNBWO23MJR3YBBI","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":"963d324323eb18c046994b30e8e819a40683cec367f485448f8d5e429ff3a132","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-09-18T13:39:12Z","title_canon_sha256":"5361ff5eb119655e6a19d9c10e3a22f4adf488dbcae52dc37db9e8e609872c7e"},"schema_version":"1.0","source":{"id":"1309.4641","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.4641","created_at":"2026-05-18T03:12:58Z"},{"alias_kind":"arxiv_version","alias_value":"1309.4641v1","created_at":"2026-05-18T03:12:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.4641","created_at":"2026-05-18T03:12:58Z"},{"alias_kind":"pith_short_12","alias_value":"7BB2XC56M6RP","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7BB2XC56M6RPNBWO","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7BB2XC56","created_at":"2026-05-18T12:27:36Z"}],"graph_snapshots":[{"event_id":"sha256:12493c594267e5f5502e776725ab28eb5f6dc93fd355d62871ef1f410d7fc86b","target":"graph","created_at":"2026-05-18T03:12:58Z","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"},"paper":{"abstract_excerpt":"The penetration of transverse magnetic flux into a thin superconducting square film in the flux flow state is considered by numerical simulation. Due to the film self-field, the governing equations are nonlinear, and in combination with the finite viscosity of the moving vortices, this sets up a dynamical barrier for flux penetration into the sample. The corresponding magnetization loop is hysteric, with the peak in magnetization shifted from the zero position. The magnetic field in increasing applied field is found to form a well-defined front of propagation. Numerical estimates shows that th","authors_text":"J. I. Vestgarden, T. H. Johansen, Y. M. Galperin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-09-18T13:39:12Z","title":"Dynamical barrier for flux penetration in a superconducting film in the flux flow state"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.4641","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:f424ebfca56ae53163d90bc213798c513cf9242db579f90886400d817f497b36","target":"record","created_at":"2026-05-18T03:12:58Z","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":"963d324323eb18c046994b30e8e819a40683cec367f485448f8d5e429ff3a132","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-09-18T13:39:12Z","title_canon_sha256":"5361ff5eb119655e6a19d9c10e3a22f4adf488dbcae52dc37db9e8e609872c7e"},"schema_version":"1.0","source":{"id":"1309.4641","kind":"arxiv","version":1}},"canonical_sha256":"f843ab8bbe67a2f686ced6d898ef010a377d4fd409ee83ef9b7d46a23b3ddfca","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f843ab8bbe67a2f686ced6d898ef010a377d4fd409ee83ef9b7d46a23b3ddfca","first_computed_at":"2026-05-18T03:12:58.726915Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:12:58.726915Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tuDKr59Aqs5merOeW0GMVFhutDsTyQ7BlqcyILI1Ig2vzLNS3x8ra7sjGI/ou+Abd+jR1mxyHU8MCQTuXaBsBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:12:58.727464Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.4641","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f424ebfca56ae53163d90bc213798c513cf9242db579f90886400d817f497b36","sha256:12493c594267e5f5502e776725ab28eb5f6dc93fd355d62871ef1f410d7fc86b"],"state_sha256":"6a6b61187f091ba9d8fc0badba71a853be3886a029f1834b632ce75d7fd5b2e1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BzwWe56ZxKpkSr6z1vOIqD0h1FNzl32L2Z5WptSSr6eMEUk0FfRThekY7YCkyo1gBa0O74rFVimlPqzG4u6EBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T02:29:07.864703Z","bundle_sha256":"e28b857454958505b6a00302de109d5c3ecab7d04b6bbea5318bcb58bfeb7497"}}