{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:ST6WIMBV2XOGWERWT24JX5P72V","short_pith_number":"pith:ST6WIMBV","schema_version":"1.0","canonical_sha256":"94fd643035d5dc6b12369eb89bf5ffd54404646b6d1aac4c2e4054684ffee1fd","source":{"kind":"arxiv","id":"1206.1062","version":1},"attestation_state":"computed","paper":{"title":"Von Neumann Entropy Spectra and Entangled Excitations in Spin-Orbital Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.str-el","authors_text":"Andrzej M. Ole\\'s, Peter Horsch, Wen-Long You","submitted_at":"2012-06-04T18:12:16Z","abstract_excerpt":"We consider the low-energy excitations of one-dimensional spin-orbital models which consist of spin waves, orbital waves, and joint spin-orbital excitations. Among the latter we identify strongly entangled spin-orbital bound states which appear as peaks in the von Neumann entropy (vNE) spectral function introduced in this work. The strong entanglement of bound states is manifested by a universal logarithmic scaling of the vNE with system size, while the vNE of other spin-orbital excitations saturates. We suggest that spin-orbital entanglement can be experimentally explored by the measurement o"},"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":"1206.1062","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-06-04T18:12:16Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"5a16f358b9bba7f383075d22ca2d7e7bb9272fd00e1b316a7db8138457ab5f61","abstract_canon_sha256":"283e57a5820284f98f4d53e05c85bbf3c48410959db6167bdbb5ec0c817ff6aa"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:45:55.158130Z","signature_b64":"VQmTYCVWkd/hthAfFPVxGrGmoO3sQbC/zNJT84RDLlah/b74e20F2fOSIQSVlaD0oLxtrV5hbb3Mc6EbpDx9Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"94fd643035d5dc6b12369eb89bf5ffd54404646b6d1aac4c2e4054684ffee1fd","last_reissued_at":"2026-05-18T03:45:55.157255Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:45:55.157255Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Von Neumann Entropy Spectra and Entangled Excitations in Spin-Orbital Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.str-el","authors_text":"Andrzej M. Ole\\'s, Peter Horsch, Wen-Long You","submitted_at":"2012-06-04T18:12:16Z","abstract_excerpt":"We consider the low-energy excitations of one-dimensional spin-orbital models which consist of spin waves, orbital waves, and joint spin-orbital excitations. Among the latter we identify strongly entangled spin-orbital bound states which appear as peaks in the von Neumann entropy (vNE) spectral function introduced in this work. The strong entanglement of bound states is manifested by a universal logarithmic scaling of the vNE with system size, while the vNE of other spin-orbital excitations saturates. We suggest that spin-orbital entanglement can be experimentally explored by the measurement o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.1062","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1206.1062","created_at":"2026-05-18T03:45:55.157325+00:00"},{"alias_kind":"arxiv_version","alias_value":"1206.1062v1","created_at":"2026-05-18T03:45:55.157325+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.1062","created_at":"2026-05-18T03:45:55.157325+00:00"},{"alias_kind":"pith_short_12","alias_value":"ST6WIMBV2XOG","created_at":"2026-05-18T12:27:23.164592+00:00"},{"alias_kind":"pith_short_16","alias_value":"ST6WIMBV2XOGWERW","created_at":"2026-05-18T12:27:23.164592+00:00"},{"alias_kind":"pith_short_8","alias_value":"ST6WIMBV","created_at":"2026-05-18T12:27:23.164592+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/ST6WIMBV2XOGWERWT24JX5P72V","json":"https://pith.science/pith/ST6WIMBV2XOGWERWT24JX5P72V.json","graph_json":"https://pith.science/api/pith-number/ST6WIMBV2XOGWERWT24JX5P72V/graph.json","events_json":"https://pith.science/api/pith-number/ST6WIMBV2XOGWERWT24JX5P72V/events.json","paper":"https://pith.science/paper/ST6WIMBV"},"agent_actions":{"view_html":"https://pith.science/pith/ST6WIMBV2XOGWERWT24JX5P72V","download_json":"https://pith.science/pith/ST6WIMBV2XOGWERWT24JX5P72V.json","view_paper":"https://pith.science/paper/ST6WIMBV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1206.1062&json=true","fetch_graph":"https://pith.science/api/pith-number/ST6WIMBV2XOGWERWT24JX5P72V/graph.json","fetch_events":"https://pith.science/api/pith-number/ST6WIMBV2XOGWERWT24JX5P72V/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ST6WIMBV2XOGWERWT24JX5P72V/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ST6WIMBV2XOGWERWT24JX5P72V/action/storage_attestation","attest_author":"https://pith.science/pith/ST6WIMBV2XOGWERWT24JX5P72V/action/author_attestation","sign_citation":"https://pith.science/pith/ST6WIMBV2XOGWERWT24JX5P72V/action/citation_signature","submit_replication":"https://pith.science/pith/ST6WIMBV2XOGWERWT24JX5P72V/action/replication_record"}},"created_at":"2026-05-18T03:45:55.157325+00:00","updated_at":"2026-05-18T03:45:55.157325+00:00"}