{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:7QD437EWULHGW3XW32T3I6PAU6","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":"9fb459c1cf263bdc76b320d6e4805b6c5f7aa5abaed41c01e785db03fd9d7b25","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-04-12T17:24:15Z","title_canon_sha256":"9fbb221e68150bae8b6b13c38de080f040bb696e00ce2cf8b32e54fcfafda312"},"schema_version":"1.0","source":{"id":"1604.03488","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.03488","created_at":"2026-05-18T00:57:12Z"},{"alias_kind":"arxiv_version","alias_value":"1604.03488v1","created_at":"2026-05-18T00:57:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.03488","created_at":"2026-05-18T00:57:12Z"},{"alias_kind":"pith_short_12","alias_value":"7QD437EWULHG","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_16","alias_value":"7QD437EWULHGW3XW","created_at":"2026-05-18T12:30:04Z"},{"alias_kind":"pith_short_8","alias_value":"7QD437EW","created_at":"2026-05-18T12:30:04Z"}],"graph_snapshots":[{"event_id":"sha256:e9c3cb1fa2e6fdc716d9c5a2212f4d4c7cd9d44609a7b9e2e17e3b8932937068","target":"graph","created_at":"2026-05-18T00:57:12Z","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":"Manipulation of the magnetization by external energies other than magnetic field, such as spin-polarized current1-4, electric voltage5,6 and circularly polarized light7-11 gives a paradigm shift in magnetic nanodevices. Magnetization control of ferromagnetic materials only by circularly polarized light has received increasing attention both as a fundamental probe of the interactions of light and magnetism but also for future high-density magnetic recording technologies. Here we show that for granular FePt films, designed for ultrahigh-density recording, the optical magnetic switching by circul","authors_text":"E.E. Fullerton, J. Wang, K. Hono, K. Ishioka, O. Hellwig, R. Medapalli, S.H. Wee, S. Kasai, Y.K. Takahashi","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-04-12T17:24:15Z","title":"Accumulative magnetic switching of ultra-high-density recording media by circularly polarized light"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.03488","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":"sha256:8b304bff5139c337e715cbb26bf49da7deaa64275258841c20d1e3750aff707a","target":"record","created_at":"2026-05-18T00:57:12Z","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":"9fb459c1cf263bdc76b320d6e4805b6c5f7aa5abaed41c01e785db03fd9d7b25","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-04-12T17:24:15Z","title_canon_sha256":"9fbb221e68150bae8b6b13c38de080f040bb696e00ce2cf8b32e54fcfafda312"},"schema_version":"1.0","source":{"id":"1604.03488","kind":"arxiv","version":1}},"canonical_sha256":"fc07cdfc96a2ce6b6ef6dea7b479e0a7abb50d12f51f041fce92f1677bdfc174","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fc07cdfc96a2ce6b6ef6dea7b479e0a7abb50d12f51f041fce92f1677bdfc174","first_computed_at":"2026-05-18T00:57:12.969174Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:57:12.969174Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8xRNC2uHNXigFrKEL6YHURHIuYSQ+Ds/3dqLcjKA1smDPqLDRWkvJ649K9Rr6xCmzFXySxgiWHR2eJxHLocMAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:57:12.969787Z","signed_message":"canonical_sha256_bytes"},"source_id":"1604.03488","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8b304bff5139c337e715cbb26bf49da7deaa64275258841c20d1e3750aff707a","sha256:e9c3cb1fa2e6fdc716d9c5a2212f4d4c7cd9d44609a7b9e2e17e3b8932937068"],"state_sha256":"0df320260d7c70cccdbb144d043aab56c10a2fde09630b192558e7a357abd0b5"}