{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:VMFH5XKSIYUKVEEUAS6TYXMRGR","short_pith_number":"pith:VMFH5XKS","canonical_record":{"source":{"id":"1405.0590","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2014-05-03T14:05:31Z","cross_cats_sorted":[],"title_canon_sha256":"98ed7881f7240cc765629b6d15320f4c9a4efc069b728b4547bc112faa8a8de4","abstract_canon_sha256":"406d0be68501ca4abfe6b773358d835b7a97332d3eb861f1c543966fa32e53af"},"schema_version":"1.0"},"canonical_sha256":"ab0a7edd524628aa909404bd3c5d91346ac06d9dfe4b72ab428ad3e2560f3624","source":{"kind":"arxiv","id":"1405.0590","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.0590","created_at":"2026-05-18T01:43:20Z"},{"alias_kind":"arxiv_version","alias_value":"1405.0590v1","created_at":"2026-05-18T01:43:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.0590","created_at":"2026-05-18T01:43:20Z"},{"alias_kind":"pith_short_12","alias_value":"VMFH5XKSIYUK","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_16","alias_value":"VMFH5XKSIYUKVEEU","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_8","alias_value":"VMFH5XKS","created_at":"2026-05-18T12:28:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:VMFH5XKSIYUKVEEUAS6TYXMRGR","target":"record","payload":{"canonical_record":{"source":{"id":"1405.0590","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2014-05-03T14:05:31Z","cross_cats_sorted":[],"title_canon_sha256":"98ed7881f7240cc765629b6d15320f4c9a4efc069b728b4547bc112faa8a8de4","abstract_canon_sha256":"406d0be68501ca4abfe6b773358d835b7a97332d3eb861f1c543966fa32e53af"},"schema_version":"1.0"},"canonical_sha256":"ab0a7edd524628aa909404bd3c5d91346ac06d9dfe4b72ab428ad3e2560f3624","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:20.215596Z","signature_b64":"xQUoFfOt4C6UnSyyfttq5nWAj4vGbjH/hWovReG2sh9nVVjbAiHMhuLM8llUV9UPiiXELpXXYVr13lLROqVaCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ab0a7edd524628aa909404bd3c5d91346ac06d9dfe4b72ab428ad3e2560f3624","last_reissued_at":"2026-05-18T01:43:20.214824Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:20.214824Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1405.0590","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":"2026-05-18T01:43:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"89kgAu2Lw3MCHu+8uqrXDS4y/EsAmT7FrsHfos68BEQrYYU5DC0dudion5vp//ERC9xofTbNKbPOGkxHSABbCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T11:32:11.768772Z"},"content_sha256":"278d0efef5937225a327e0e508838eff4a22a6f16c4895b86020be0ebb8eea78","schema_version":"1.0","event_id":"sha256:278d0efef5937225a327e0e508838eff4a22a6f16c4895b86020be0ebb8eea78"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:VMFH5XKSIYUKVEEUAS6TYXMRGR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unidirectional sub-100 ps magnetic vortex core reversal","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.other","authors_text":"Ajay Gangwar, Christian H. Back, Georg Dieterle, Georg Woltersdorf, Gisela Sch\\\"utz, Hermann Stoll, Manfred F\\\"ahnle, Markus Sproll, Markus Weigand, Matthias Kammerer, Matthias Noske","submitted_at":"2014-05-03T14:05:31Z","abstract_excerpt":"The magnetic vortex structure, an important ground state configuration in micron and sub-micron sized ferromagnetic thin film platelets, is characterized by a curling in-plane magnetization and, in the center, a minuscule region with out-of-plane magnetization, the vortex core, which points either up or down. It has already been demonstrated that the vortex core polarity can be reversed with external AC magnetic fields, frequency-tuned to the (sub-GHz) gyrotropic eigenmode or to (multi-GHz) azimuthal spin wave modes, where reversal times in the sub-ns regime can be realized. This fast vortex c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.0590","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":"2026-05-18T01:43:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+jWl1/LLQvuQydcOlFCWKFafnGe/uOXNhyJ0Ji8NMZZ4PBhVfXPdLmj3FsQTDXEKFPMP7nWOGsuky0gJMaKJAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T11:32:11.769115Z"},"content_sha256":"40df93c7543220e520df80cc1cb18cc8afcbdb3ac08581dc2a0794b9a5d1ae54","schema_version":"1.0","event_id":"sha256:40df93c7543220e520df80cc1cb18cc8afcbdb3ac08581dc2a0794b9a5d1ae54"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VMFH5XKSIYUKVEEUAS6TYXMRGR/bundle.json","state_url":"https://pith.science/pith/VMFH5XKSIYUKVEEUAS6TYXMRGR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VMFH5XKSIYUKVEEUAS6TYXMRGR/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":"2026-06-23T11:32:11Z","links":{"resolver":"https://pith.science/pith/VMFH5XKSIYUKVEEUAS6TYXMRGR","bundle":"https://pith.science/pith/VMFH5XKSIYUKVEEUAS6TYXMRGR/bundle.json","state":"https://pith.science/pith/VMFH5XKSIYUKVEEUAS6TYXMRGR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VMFH5XKSIYUKVEEUAS6TYXMRGR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:VMFH5XKSIYUKVEEUAS6TYXMRGR","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":"406d0be68501ca4abfe6b773358d835b7a97332d3eb861f1c543966fa32e53af","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2014-05-03T14:05:31Z","title_canon_sha256":"98ed7881f7240cc765629b6d15320f4c9a4efc069b728b4547bc112faa8a8de4"},"schema_version":"1.0","source":{"id":"1405.0590","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.0590","created_at":"2026-05-18T01:43:20Z"},{"alias_kind":"arxiv_version","alias_value":"1405.0590v1","created_at":"2026-05-18T01:43:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.0590","created_at":"2026-05-18T01:43:20Z"},{"alias_kind":"pith_short_12","alias_value":"VMFH5XKSIYUK","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_16","alias_value":"VMFH5XKSIYUKVEEU","created_at":"2026-05-18T12:28:54Z"},{"alias_kind":"pith_short_8","alias_value":"VMFH5XKS","created_at":"2026-05-18T12:28:54Z"}],"graph_snapshots":[{"event_id":"sha256:40df93c7543220e520df80cc1cb18cc8afcbdb3ac08581dc2a0794b9a5d1ae54","target":"graph","created_at":"2026-05-18T01:43:20Z","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 magnetic vortex structure, an important ground state configuration in micron and sub-micron sized ferromagnetic thin film platelets, is characterized by a curling in-plane magnetization and, in the center, a minuscule region with out-of-plane magnetization, the vortex core, which points either up or down. It has already been demonstrated that the vortex core polarity can be reversed with external AC magnetic fields, frequency-tuned to the (sub-GHz) gyrotropic eigenmode or to (multi-GHz) azimuthal spin wave modes, where reversal times in the sub-ns regime can be realized. This fast vortex c","authors_text":"Ajay Gangwar, Christian H. Back, Georg Dieterle, Georg Woltersdorf, Gisela Sch\\\"utz, Hermann Stoll, Manfred F\\\"ahnle, Markus Sproll, Markus Weigand, Matthias Kammerer, Matthias Noske","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2014-05-03T14:05:31Z","title":"Unidirectional sub-100 ps magnetic vortex core reversal"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.0590","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":"sha256:278d0efef5937225a327e0e508838eff4a22a6f16c4895b86020be0ebb8eea78","target":"record","created_at":"2026-05-18T01:43:20Z","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":"406d0be68501ca4abfe6b773358d835b7a97332d3eb861f1c543966fa32e53af","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2014-05-03T14:05:31Z","title_canon_sha256":"98ed7881f7240cc765629b6d15320f4c9a4efc069b728b4547bc112faa8a8de4"},"schema_version":"1.0","source":{"id":"1405.0590","kind":"arxiv","version":1}},"canonical_sha256":"ab0a7edd524628aa909404bd3c5d91346ac06d9dfe4b72ab428ad3e2560f3624","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ab0a7edd524628aa909404bd3c5d91346ac06d9dfe4b72ab428ad3e2560f3624","first_computed_at":"2026-05-18T01:43:20.214824Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:20.214824Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xQUoFfOt4C6UnSyyfttq5nWAj4vGbjH/hWovReG2sh9nVVjbAiHMhuLM8llUV9UPiiXELpXXYVr13lLROqVaCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:20.215596Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.0590","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:278d0efef5937225a327e0e508838eff4a22a6f16c4895b86020be0ebb8eea78","sha256:40df93c7543220e520df80cc1cb18cc8afcbdb3ac08581dc2a0794b9a5d1ae54"],"state_sha256":"770db1cb941ff30e0c049f68848e72a2964b117dc8e11a4906e0a171762b1654"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yxFsDorkobUNiPWWZceQMkcDuWhassak1Zk1e9UIrgkGEAk2GeX7OkmcMbMj1Ng2gM8k7PAc4D/I/EOpG6m5CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T11:32:11.771013Z","bundle_sha256":"ed465483939eea6f883892b70e457b82bcd70f3cd1c5c28a97ad1384b1571717"}}