{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:RMPQUBWIYZD5TGXPN3BGREA7QQ","short_pith_number":"pith:RMPQUBWI","schema_version":"1.0","canonical_sha256":"8b1f0a06c8c647d99aef6ec268901f8420d440d42d0fadacc878fa47ec313583","source":{"kind":"arxiv","id":"2111.01649","version":1},"attestation_state":"computed","paper":{"title":"Non-equilibrium self-assembly of spin-wave solitons in FePt nanoparticles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Castoldi, A. H. Reid, A. Scherz, A. Yaroslavtsev, B. Van Kuiken, D. Lomidze, D. Mukkattukavil, D. Potorochin, D. Turenne, E. E. Fullerton, E. Iacocca, E. Jal, G. Mercurio, H. A. D\\\"urr, I. Vaskivskyi, J. Brock, J. Schlappa, J. Wang, K. Carva, L. Le Guyader, L. Mercadier, M. Schneider, M. Teichmann, N. Agarwal, N. Gerasimova, N. Z. Hagstr\\\"om, P. Maldonado, P. M. Oppeneer, R. Carley, R. Gort, S. Bonetti, S. Eisebitt, S. Molodtsov, V. Unikandanuni, X. J. Wang, X. Shen, X. Wang, Y. K. Takahashi, Y. Kvashnin","submitted_at":"2021-11-02T15:07:57Z","abstract_excerpt":"Magnetic nanoparticles such as FePt in the L10-phase are the bedrock of our current data storage technology. As the grains become smaller to keep up with technological demands, the superparamagnetic limit calls for materials with higher magneto-crystalline anisotropy. This in turn reduces the magnetic exchange length to just a few nanometers enabling magnetic structures to be induced within the nanoparticles. Here we describe the existence of spin-wave solitons, dynamic localized bound states of spin-wave excitations, in FePt nanoparticles. We show with time-resolved X-ray diffraction and micr"},"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":"2111.01649","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-11-02T15:07:57Z","cross_cats_sorted":[],"title_canon_sha256":"11ce0096ea2a025c2f83d3876d3d5fb7c0e5109c70da0b22ecbe423f08137659","abstract_canon_sha256":"704a5d66a2e693f7402d40e0bdcfc8e581a26d538a8f1ba680b13c3789c17f91"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:28:31.463619Z","signature_b64":"ik/4ZndFZUu4YpiXXVIdtZA+DXbFn9WUeZCHRQOdHNQ3V08q7NbPNt4RfpD/zp6kNz6BiHztg66Do6HO6r8oBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8b1f0a06c8c647d99aef6ec268901f8420d440d42d0fadacc878fa47ec313583","last_reissued_at":"2026-07-05T03:28:31.463120Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:28:31.463120Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Non-equilibrium self-assembly of spin-wave solitons in FePt nanoparticles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Castoldi, A. H. Reid, A. Scherz, A. Yaroslavtsev, B. Van Kuiken, D. Lomidze, D. Mukkattukavil, D. Potorochin, D. Turenne, E. E. Fullerton, E. Iacocca, E. Jal, G. Mercurio, H. A. D\\\"urr, I. Vaskivskyi, J. Brock, J. Schlappa, J. Wang, K. Carva, L. Le Guyader, L. Mercadier, M. Schneider, M. Teichmann, N. Agarwal, N. Gerasimova, N. Z. Hagstr\\\"om, P. Maldonado, P. M. Oppeneer, R. Carley, R. Gort, S. Bonetti, S. Eisebitt, S. Molodtsov, V. Unikandanuni, X. J. Wang, X. Shen, X. Wang, Y. K. Takahashi, Y. Kvashnin","submitted_at":"2021-11-02T15:07:57Z","abstract_excerpt":"Magnetic nanoparticles such as FePt in the L10-phase are the bedrock of our current data storage technology. As the grains become smaller to keep up with technological demands, the superparamagnetic limit calls for materials with higher magneto-crystalline anisotropy. This in turn reduces the magnetic exchange length to just a few nanometers enabling magnetic structures to be induced within the nanoparticles. Here we describe the existence of spin-wave solitons, dynamic localized bound states of spin-wave excitations, in FePt nanoparticles. We show with time-resolved X-ray diffraction and micr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.01649","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/2111.01649/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":"2111.01649","created_at":"2026-07-05T03:28:31.463184+00:00"},{"alias_kind":"arxiv_version","alias_value":"2111.01649v1","created_at":"2026-07-05T03:28:31.463184+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.01649","created_at":"2026-07-05T03:28:31.463184+00:00"},{"alias_kind":"pith_short_12","alias_value":"RMPQUBWIYZD5","created_at":"2026-07-05T03:28:31.463184+00:00"},{"alias_kind":"pith_short_16","alias_value":"RMPQUBWIYZD5TGXP","created_at":"2026-07-05T03:28:31.463184+00:00"},{"alias_kind":"pith_short_8","alias_value":"RMPQUBWI","created_at":"2026-07-05T03:28:31.463184+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/RMPQUBWIYZD5TGXPN3BGREA7QQ","json":"https://pith.science/pith/RMPQUBWIYZD5TGXPN3BGREA7QQ.json","graph_json":"https://pith.science/api/pith-number/RMPQUBWIYZD5TGXPN3BGREA7QQ/graph.json","events_json":"https://pith.science/api/pith-number/RMPQUBWIYZD5TGXPN3BGREA7QQ/events.json","paper":"https://pith.science/paper/RMPQUBWI"},"agent_actions":{"view_html":"https://pith.science/pith/RMPQUBWIYZD5TGXPN3BGREA7QQ","download_json":"https://pith.science/pith/RMPQUBWIYZD5TGXPN3BGREA7QQ.json","view_paper":"https://pith.science/paper/RMPQUBWI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2111.01649&json=true","fetch_graph":"https://pith.science/api/pith-number/RMPQUBWIYZD5TGXPN3BGREA7QQ/graph.json","fetch_events":"https://pith.science/api/pith-number/RMPQUBWIYZD5TGXPN3BGREA7QQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RMPQUBWIYZD5TGXPN3BGREA7QQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RMPQUBWIYZD5TGXPN3BGREA7QQ/action/storage_attestation","attest_author":"https://pith.science/pith/RMPQUBWIYZD5TGXPN3BGREA7QQ/action/author_attestation","sign_citation":"https://pith.science/pith/RMPQUBWIYZD5TGXPN3BGREA7QQ/action/citation_signature","submit_replication":"https://pith.science/pith/RMPQUBWIYZD5TGXPN3BGREA7QQ/action/replication_record"}},"created_at":"2026-07-05T03:28:31.463184+00:00","updated_at":"2026-07-05T03:28:31.463184+00:00"}