{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:SFL5SJYARV7NTVG2SH36Z5LJ3L","short_pith_number":"pith:SFL5SJYA","canonical_record":{"source":{"id":"1410.4518","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-10-16T17:56:20Z","cross_cats_sorted":[],"title_canon_sha256":"07f4645306e159984477bcee591f52a59955a73c46b520fbc3493c9737bf20c3","abstract_canon_sha256":"395acd6f2b132c1cc89e40b4907d2ed33479b623c34c0f19b32246ce8e9b1f92"},"schema_version":"1.0"},"canonical_sha256":"9157d927008d7ed9d4da91f7ecf569daf4a2d709c1a3271daf7694c330c2def7","source":{"kind":"arxiv","id":"1410.4518","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.4518","created_at":"2026-05-18T01:25:02Z"},{"alias_kind":"arxiv_version","alias_value":"1410.4518v1","created_at":"2026-05-18T01:25:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.4518","created_at":"2026-05-18T01:25:02Z"},{"alias_kind":"pith_short_12","alias_value":"SFL5SJYARV7N","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"SFL5SJYARV7NTVG2","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"SFL5SJYA","created_at":"2026-05-18T12:28:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:SFL5SJYARV7NTVG2SH36Z5LJ3L","target":"record","payload":{"canonical_record":{"source":{"id":"1410.4518","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-10-16T17:56:20Z","cross_cats_sorted":[],"title_canon_sha256":"07f4645306e159984477bcee591f52a59955a73c46b520fbc3493c9737bf20c3","abstract_canon_sha256":"395acd6f2b132c1cc89e40b4907d2ed33479b623c34c0f19b32246ce8e9b1f92"},"schema_version":"1.0"},"canonical_sha256":"9157d927008d7ed9d4da91f7ecf569daf4a2d709c1a3271daf7694c330c2def7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:25:02.844655Z","signature_b64":"lrCgL9LXD8vK3e1K9Xj9iRgXbegjr4UoXECWSioprQpFkqkJSK/7g77IE6QSorQcos++hF/6BJMEQoHIju9NAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9157d927008d7ed9d4da91f7ecf569daf4a2d709c1a3271daf7694c330c2def7","last_reissued_at":"2026-05-18T01:25:02.844030Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:25:02.844030Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1410.4518","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":"2026-05-18T01:25:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"clhQ9tmKoJY/oS1H0QS6MBZ4lD4Ncr82tF4RutjaJQ9OX9YdTjO1Bgo2P1OEopIxZYcBwaw+WuzzBQKatmGXBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T15:47:39.914031Z"},"content_sha256":"808008fb348caad974db25b86f7ec6a079a840dd15386d8bd5c7127dfd8f23f5","schema_version":"1.0","event_id":"sha256:808008fb348caad974db25b86f7ec6a079a840dd15386d8bd5c7127dfd8f23f5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:SFL5SJYARV7NTVG2SH36Z5LJ3L","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magneto-Optical Imaging of Vortex Domain Deformation in Pinning Sites","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Jesse Berezovsky, Johnathon A. Frey, Robert Badea","submitted_at":"2014-10-16T17:56:20Z","abstract_excerpt":"We use a sensitive magneto-optical microscopy technique to image the magnetization response of micron-scale ferromagnetic disks to changes in applied magnetic field. This differential technique relies on a modulated applied magnetic field which allows us to measure changes in magnetization <1% with sub-micron resolution. The disks are magnetized in single vortex domains, with defects in the material serving to pin the vortex core at particular positions. By applying a small AC magnetic field, we measure the deformation of the magnetization while the core remains pinned. We can also characteriz"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.4518","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":"2026-05-18T01:25:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OFgyNQXRpaGUjk5o0rhpbNfsPZWZsBULJDj3MRDIbhVJxedbytJ7JVtk/jq7GpmL9rKmWjcaZ8LTHWltxsuFBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T15:47:39.914386Z"},"content_sha256":"b44ffc506ee0a2f5604c4d44bf6030fbe490f10c59dbc7d97c6622e9d2a1c25e","schema_version":"1.0","event_id":"sha256:b44ffc506ee0a2f5604c4d44bf6030fbe490f10c59dbc7d97c6622e9d2a1c25e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SFL5SJYARV7NTVG2SH36Z5LJ3L/bundle.json","state_url":"https://pith.science/pith/SFL5SJYARV7NTVG2SH36Z5LJ3L/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SFL5SJYARV7NTVG2SH36Z5LJ3L/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":"2026-06-05T15:47:39Z","links":{"resolver":"https://pith.science/pith/SFL5SJYARV7NTVG2SH36Z5LJ3L","bundle":"https://pith.science/pith/SFL5SJYARV7NTVG2SH36Z5LJ3L/bundle.json","state":"https://pith.science/pith/SFL5SJYARV7NTVG2SH36Z5LJ3L/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SFL5SJYARV7NTVG2SH36Z5LJ3L/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:SFL5SJYARV7NTVG2SH36Z5LJ3L","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":"395acd6f2b132c1cc89e40b4907d2ed33479b623c34c0f19b32246ce8e9b1f92","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-10-16T17:56:20Z","title_canon_sha256":"07f4645306e159984477bcee591f52a59955a73c46b520fbc3493c9737bf20c3"},"schema_version":"1.0","source":{"id":"1410.4518","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.4518","created_at":"2026-05-18T01:25:02Z"},{"alias_kind":"arxiv_version","alias_value":"1410.4518v1","created_at":"2026-05-18T01:25:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.4518","created_at":"2026-05-18T01:25:02Z"},{"alias_kind":"pith_short_12","alias_value":"SFL5SJYARV7N","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"SFL5SJYARV7NTVG2","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"SFL5SJYA","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:b44ffc506ee0a2f5604c4d44bf6030fbe490f10c59dbc7d97c6622e9d2a1c25e","target":"graph","created_at":"2026-05-18T01:25:02Z","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":"We use a sensitive magneto-optical microscopy technique to image the magnetization response of micron-scale ferromagnetic disks to changes in applied magnetic field. This differential technique relies on a modulated applied magnetic field which allows us to measure changes in magnetization <1% with sub-micron resolution. The disks are magnetized in single vortex domains, with defects in the material serving to pin the vortex core at particular positions. By applying a small AC magnetic field, we measure the deformation of the magnetization while the core remains pinned. We can also characteriz","authors_text":"Jesse Berezovsky, Johnathon A. Frey, Robert Badea","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-10-16T17:56:20Z","title":"Magneto-Optical Imaging of Vortex Domain Deformation in Pinning Sites"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.4518","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":"sha256:808008fb348caad974db25b86f7ec6a079a840dd15386d8bd5c7127dfd8f23f5","target":"record","created_at":"2026-05-18T01:25:02Z","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":"395acd6f2b132c1cc89e40b4907d2ed33479b623c34c0f19b32246ce8e9b1f92","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-10-16T17:56:20Z","title_canon_sha256":"07f4645306e159984477bcee591f52a59955a73c46b520fbc3493c9737bf20c3"},"schema_version":"1.0","source":{"id":"1410.4518","kind":"arxiv","version":1}},"canonical_sha256":"9157d927008d7ed9d4da91f7ecf569daf4a2d709c1a3271daf7694c330c2def7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9157d927008d7ed9d4da91f7ecf569daf4a2d709c1a3271daf7694c330c2def7","first_computed_at":"2026-05-18T01:25:02.844030Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:25:02.844030Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lrCgL9LXD8vK3e1K9Xj9iRgXbegjr4UoXECWSioprQpFkqkJSK/7g77IE6QSorQcos++hF/6BJMEQoHIju9NAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:25:02.844655Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.4518","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:808008fb348caad974db25b86f7ec6a079a840dd15386d8bd5c7127dfd8f23f5","sha256:b44ffc506ee0a2f5604c4d44bf6030fbe490f10c59dbc7d97c6622e9d2a1c25e"],"state_sha256":"45687a424ac0444ca2194d9af86bfea93aa64a6f40772a55619601b55256b27e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xrs2umVVR9gZYuOMcKGUW+USWkB+CfRRAZbRdfTe8LAjAfwO5NO2JCTpcX5zdAu4X75+ScWHxZ2brctO6bpzCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T15:47:39.916359Z","bundle_sha256":"c04fba474675998c6e820582d7a1e91830a220bea96b24f3bfbb2ce66baa830c"}}