{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:GYA5WWQCYMOFV2ZKT4VB2QO3OK","short_pith_number":"pith:GYA5WWQC","schema_version":"1.0","canonical_sha256":"3601db5a02c31c5aeb2a9f2a1d41db72b5deb6446c4b1ecd0761721294fa320e","source":{"kind":"arxiv","id":"2001.01614","version":1},"attestation_state":"computed","paper":{"title":"The optical tweezer of ferroelectric skyrmions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Ernst, Chenglong Jia, I. Maznichenko, I. Mertig, J. Barna\\'s, J. Berakdar, L. Chotorlishvili, N. Arnold, V. K. Dugaev, X.-G. Wang","submitted_at":"2020-01-06T14:54:15Z","abstract_excerpt":"Strong magneto-electric coupling in two-dimensional helical materials leads to a peculiar type of topologically protected solutions -- skyrmions. Coupling between the net ferroelectric polarization and magnetization allows control of the magnetic texture with an external electric field. In this work we propose the model of optical tweezer -- a particular configuration of an external electric field and Gaussian laser beam that can trap or release the skyrmions in a highly controlled manner. Functionality of such a tweezer is visualized by micromagnetic simulations and model analysis."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2001.01614","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-01-06T14:54:15Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"d00b1d87901ac3fc07f627f2b118c1ecc6e9c084581af65e57c9795f05455dff","abstract_canon_sha256":"ea61f51b834754c310cee1bbed360f88cff12bac50962186b2856052fce4cd67"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:29:54.712862Z","signature_b64":"JMF11AvbE615TL+Wb5T7IGpmS5zKyme8SxRG2f/LPe9yvPUx/PNInqbcnY7OOoHAcFP7yWANYPUhGFSKUm+2Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3601db5a02c31c5aeb2a9f2a1d41db72b5deb6446c4b1ecd0761721294fa320e","last_reissued_at":"2026-07-05T00:29:54.712473Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:29:54.712473Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The optical tweezer of ferroelectric skyrmions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Ernst, Chenglong Jia, I. Maznichenko, I. Mertig, J. Barna\\'s, J. Berakdar, L. Chotorlishvili, N. Arnold, V. K. Dugaev, X.-G. Wang","submitted_at":"2020-01-06T14:54:15Z","abstract_excerpt":"Strong magneto-electric coupling in two-dimensional helical materials leads to a peculiar type of topologically protected solutions -- skyrmions. Coupling between the net ferroelectric polarization and magnetization allows control of the magnetic texture with an external electric field. In this work we propose the model of optical tweezer -- a particular configuration of an external electric field and Gaussian laser beam that can trap or release the skyrmions in a highly controlled manner. Functionality of such a tweezer is visualized by micromagnetic simulations and model analysis."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2001.01614","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2001.01614/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2001.01614","created_at":"2026-07-05T00:29:54.712540+00:00"},{"alias_kind":"arxiv_version","alias_value":"2001.01614v1","created_at":"2026-07-05T00:29:54.712540+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2001.01614","created_at":"2026-07-05T00:29:54.712540+00:00"},{"alias_kind":"pith_short_12","alias_value":"GYA5WWQCYMOF","created_at":"2026-07-05T00:29:54.712540+00:00"},{"alias_kind":"pith_short_16","alias_value":"GYA5WWQCYMOFV2ZK","created_at":"2026-07-05T00:29:54.712540+00:00"},{"alias_kind":"pith_short_8","alias_value":"GYA5WWQC","created_at":"2026-07-05T00:29:54.712540+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/GYA5WWQCYMOFV2ZKT4VB2QO3OK","json":"https://pith.science/pith/GYA5WWQCYMOFV2ZKT4VB2QO3OK.json","graph_json":"https://pith.science/api/pith-number/GYA5WWQCYMOFV2ZKT4VB2QO3OK/graph.json","events_json":"https://pith.science/api/pith-number/GYA5WWQCYMOFV2ZKT4VB2QO3OK/events.json","paper":"https://pith.science/paper/GYA5WWQC"},"agent_actions":{"view_html":"https://pith.science/pith/GYA5WWQCYMOFV2ZKT4VB2QO3OK","download_json":"https://pith.science/pith/GYA5WWQCYMOFV2ZKT4VB2QO3OK.json","view_paper":"https://pith.science/paper/GYA5WWQC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2001.01614&json=true","fetch_graph":"https://pith.science/api/pith-number/GYA5WWQCYMOFV2ZKT4VB2QO3OK/graph.json","fetch_events":"https://pith.science/api/pith-number/GYA5WWQCYMOFV2ZKT4VB2QO3OK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GYA5WWQCYMOFV2ZKT4VB2QO3OK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GYA5WWQCYMOFV2ZKT4VB2QO3OK/action/storage_attestation","attest_author":"https://pith.science/pith/GYA5WWQCYMOFV2ZKT4VB2QO3OK/action/author_attestation","sign_citation":"https://pith.science/pith/GYA5WWQCYMOFV2ZKT4VB2QO3OK/action/citation_signature","submit_replication":"https://pith.science/pith/GYA5WWQCYMOFV2ZKT4VB2QO3OK/action/replication_record"}},"created_at":"2026-07-05T00:29:54.712540+00:00","updated_at":"2026-07-05T00:29:54.712540+00:00"}