{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:VYQXATJSSSTJYTUGC5QVFHTKXC","short_pith_number":"pith:VYQXATJS","canonical_record":{"source":{"id":"1112.1903","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2011-12-08T18:29:49Z","cross_cats_sorted":[],"title_canon_sha256":"7626e847e1ab8f380897c09d9bb48d8a8a9093c99b15661519cd3c7c12101062","abstract_canon_sha256":"c8cb210740de7fff896dc451dfa3be2ea358621140d2310df5fb3639bf115bdf"},"schema_version":"1.0"},"canonical_sha256":"ae21704d3294a69c4e861761529e6ab8b294bdf9071de0d3789e46ec26195515","source":{"kind":"arxiv","id":"1112.1903","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.1903","created_at":"2026-05-18T02:25:11Z"},{"alias_kind":"arxiv_version","alias_value":"1112.1903v1","created_at":"2026-05-18T02:25:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.1903","created_at":"2026-05-18T02:25:11Z"},{"alias_kind":"pith_short_12","alias_value":"VYQXATJSSSTJ","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_16","alias_value":"VYQXATJSSSTJYTUG","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_8","alias_value":"VYQXATJS","created_at":"2026-05-18T12:26:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:VYQXATJSSSTJYTUGC5QVFHTKXC","target":"record","payload":{"canonical_record":{"source":{"id":"1112.1903","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2011-12-08T18:29:49Z","cross_cats_sorted":[],"title_canon_sha256":"7626e847e1ab8f380897c09d9bb48d8a8a9093c99b15661519cd3c7c12101062","abstract_canon_sha256":"c8cb210740de7fff896dc451dfa3be2ea358621140d2310df5fb3639bf115bdf"},"schema_version":"1.0"},"canonical_sha256":"ae21704d3294a69c4e861761529e6ab8b294bdf9071de0d3789e46ec26195515","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:25:11.457027Z","signature_b64":"yMwW+KBaKXNyoBlXy8fL3GmK/e+oc18S+dgZoUisRqmIerE7lgawLftXHoWSIKPvg2ptUzSE5M9HJ7XCcfO9BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ae21704d3294a69c4e861761529e6ab8b294bdf9071de0d3789e46ec26195515","last_reissued_at":"2026-05-18T02:25:11.456377Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:25:11.456377Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1112.1903","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":"2026-05-18T02:25:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qeG5zgGd/pC8SijW1aPjpMs9xrm1/x7z0xeKvzrpMKnPynvo612jNw1wX4QK/PgxAPBfADIj2ZMJdkwmdpCPBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T15:25:55.633599Z"},"content_sha256":"067347f13f4f1fcb0e588dabd6d7ec9d80b35eb1b0093b0c61725cb66f642785","schema_version":"1.0","event_id":"sha256:067347f13f4f1fcb0e588dabd6d7ec9d80b35eb1b0093b0c61725cb66f642785"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:VYQXATJSSSTJYTUGC5QVFHTKXC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"200 ps Vortex Core Reversal by Azimuthal Spin Waves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.other","authors_text":"Georg Woltersdorf, Gisela Sch\\\"utz, Hermann Stoll, Markus Sproll, Markus Weigand, Matthias Kammerer, Matthias Noske","submitted_at":"2011-12-08T18:29:49Z","abstract_excerpt":"Spin wave mediated vortex core reversal has been investigated by time-resolved scanning transmission X-ray microscopy (STXM). Movies showing the development of the spin wave and vortex core magnetization dynamics during unidirectional vortex core reversal could be taken in Permalloy discs, 1.6 \\mu m in diameter and 50 nm thick, during excitation with rotating ac field bursts of one period duration at 4.5 GHz and with amplitudes up to 4 mT. Unidirectional switching is achieved by taking advantage of an asymmetry for CW or CCW excitation caused by the gyrofield. The differences in the magnetizat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.1903","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":"2026-05-18T02:25:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8Ip54dZerZFNOP0ja2w1stpVJJ08AkK+C66i7npwwExzUhkz4BkvuMJeMTg0Wy+MK564wvfuCPC4aJ4jv39yDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T15:25:55.634360Z"},"content_sha256":"120bd97eb1da22713fb0640d58429406b8f82634019db54901c51f0a7062313a","schema_version":"1.0","event_id":"sha256:120bd97eb1da22713fb0640d58429406b8f82634019db54901c51f0a7062313a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VYQXATJSSSTJYTUGC5QVFHTKXC/bundle.json","state_url":"https://pith.science/pith/VYQXATJSSSTJYTUGC5QVFHTKXC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VYQXATJSSSTJYTUGC5QVFHTKXC/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":"2026-05-30T15:25:55Z","links":{"resolver":"https://pith.science/pith/VYQXATJSSSTJYTUGC5QVFHTKXC","bundle":"https://pith.science/pith/VYQXATJSSSTJYTUGC5QVFHTKXC/bundle.json","state":"https://pith.science/pith/VYQXATJSSSTJYTUGC5QVFHTKXC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VYQXATJSSSTJYTUGC5QVFHTKXC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:VYQXATJSSSTJYTUGC5QVFHTKXC","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":"c8cb210740de7fff896dc451dfa3be2ea358621140d2310df5fb3639bf115bdf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2011-12-08T18:29:49Z","title_canon_sha256":"7626e847e1ab8f380897c09d9bb48d8a8a9093c99b15661519cd3c7c12101062"},"schema_version":"1.0","source":{"id":"1112.1903","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.1903","created_at":"2026-05-18T02:25:11Z"},{"alias_kind":"arxiv_version","alias_value":"1112.1903v1","created_at":"2026-05-18T02:25:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.1903","created_at":"2026-05-18T02:25:11Z"},{"alias_kind":"pith_short_12","alias_value":"VYQXATJSSSTJ","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_16","alias_value":"VYQXATJSSSTJYTUG","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_8","alias_value":"VYQXATJS","created_at":"2026-05-18T12:26:44Z"}],"graph_snapshots":[{"event_id":"sha256:120bd97eb1da22713fb0640d58429406b8f82634019db54901c51f0a7062313a","target":"graph","created_at":"2026-05-18T02:25:11Z","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":"Spin wave mediated vortex core reversal has been investigated by time-resolved scanning transmission X-ray microscopy (STXM). Movies showing the development of the spin wave and vortex core magnetization dynamics during unidirectional vortex core reversal could be taken in Permalloy discs, 1.6 \\mu m in diameter and 50 nm thick, during excitation with rotating ac field bursts of one period duration at 4.5 GHz and with amplitudes up to 4 mT. Unidirectional switching is achieved by taking advantage of an asymmetry for CW or CCW excitation caused by the gyrofield. The differences in the magnetizat","authors_text":"Georg Woltersdorf, Gisela Sch\\\"utz, Hermann Stoll, 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":"2011-12-08T18:29:49Z","title":"200 ps Vortex Core Reversal by Azimuthal Spin Waves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.1903","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":"sha256:067347f13f4f1fcb0e588dabd6d7ec9d80b35eb1b0093b0c61725cb66f642785","target":"record","created_at":"2026-05-18T02:25:11Z","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":"c8cb210740de7fff896dc451dfa3be2ea358621140d2310df5fb3639bf115bdf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2011-12-08T18:29:49Z","title_canon_sha256":"7626e847e1ab8f380897c09d9bb48d8a8a9093c99b15661519cd3c7c12101062"},"schema_version":"1.0","source":{"id":"1112.1903","kind":"arxiv","version":1}},"canonical_sha256":"ae21704d3294a69c4e861761529e6ab8b294bdf9071de0d3789e46ec26195515","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ae21704d3294a69c4e861761529e6ab8b294bdf9071de0d3789e46ec26195515","first_computed_at":"2026-05-18T02:25:11.456377Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:25:11.456377Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yMwW+KBaKXNyoBlXy8fL3GmK/e+oc18S+dgZoUisRqmIerE7lgawLftXHoWSIKPvg2ptUzSE5M9HJ7XCcfO9BQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:25:11.457027Z","signed_message":"canonical_sha256_bytes"},"source_id":"1112.1903","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:067347f13f4f1fcb0e588dabd6d7ec9d80b35eb1b0093b0c61725cb66f642785","sha256:120bd97eb1da22713fb0640d58429406b8f82634019db54901c51f0a7062313a"],"state_sha256":"064b552aa807d2346864179d5fd1f47ddac01940006449f13ea3e9d0df28d985"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qnEoaC6ssY2/w0dRy5Y/OuMMGhJgwPLXN5jWgo0hDIdn4a1LFmjnI59qEDXCipTPOLNu2fUWUlBxVxwopQbXCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T15:25:55.638372Z","bundle_sha256":"2928c7c8b8316860a8bd6571eeb13b1761ed8fcee80b45d68d75aaabba189f38"}}