{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2006:ILTYNEG5MYEU52CKYZD3JUO2MI","short_pith_number":"pith:ILTYNEG5","schema_version":"1.0","canonical_sha256":"42e78690dd66094ee84ac647b4d1da623c39b5aa4431245d1b4ab23914b86682","source":{"kind":"arxiv","id":"cond-mat/0608251","version":2},"attestation_state":"computed","paper":{"title":"Magnetic Excitations of Coupled Spin Ladders: a Quantum Monte Carlo Study","license":"","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Brian M. Andersen, Olav F. Syljuasen","submitted_at":"2006-08-10T20:33:27Z","abstract_excerpt":"We calculate the magnetic excitation spectrum in the stripe phase of high-T_c materials. The stripes are modeled as coupled spin-1/2 ladders and the spin dynamics is extracted using Quantum Monte Carlo (QMC) simulations, which can capture the strong quantum fluctuations near quantum critical points of coupled spin ladders. We find a characteristic hourglass magnetic excitation spectrum with high-energy peaks rotated by 45 degrees compared to the incommensurate low-energy peaks in good agreement with the experimental data. The excitations are investigated quantitatively as a function of interla"},"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":"cond-mat/0608251","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2006-08-10T20:33:27Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"81fabd4290794625b4c02202f6cab5a71ca824e62e67b223ccdb3a262316650f","abstract_canon_sha256":"b86e534d1ffcfc0fe53f911380a1775a0d793af19950f45c49a1fd9e87f2d76b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:39:44.253835Z","signature_b64":"/gg/zKriPIHm56xlOkCp8eK9QyUAcWZsp7p7o90w5oYKA+nOtSX8QuSEhik3NnJ+PQonV+HWl7cMG5TD7BunCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"42e78690dd66094ee84ac647b4d1da623c39b5aa4431245d1b4ab23914b86682","last_reissued_at":"2026-05-18T01:39:44.253159Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:39:44.253159Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Magnetic Excitations of Coupled Spin Ladders: a Quantum Monte Carlo Study","license":"","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Brian M. Andersen, Olav F. Syljuasen","submitted_at":"2006-08-10T20:33:27Z","abstract_excerpt":"We calculate the magnetic excitation spectrum in the stripe phase of high-T_c materials. The stripes are modeled as coupled spin-1/2 ladders and the spin dynamics is extracted using Quantum Monte Carlo (QMC) simulations, which can capture the strong quantum fluctuations near quantum critical points of coupled spin ladders. We find a characteristic hourglass magnetic excitation spectrum with high-energy peaks rotated by 45 degrees compared to the incommensurate low-energy peaks in good agreement with the experimental data. The excitations are investigated quantitatively as a function of interla"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0608251","kind":"arxiv","version":2},"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":"cond-mat/0608251","created_at":"2026-05-18T01:39:44.253261+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0608251v2","created_at":"2026-05-18T01:39:44.253261+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0608251","created_at":"2026-05-18T01:39:44.253261+00:00"},{"alias_kind":"pith_short_12","alias_value":"ILTYNEG5MYEU","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_16","alias_value":"ILTYNEG5MYEU52CK","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_8","alias_value":"ILTYNEG5","created_at":"2026-05-18T12:25:53.939244+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/ILTYNEG5MYEU52CKYZD3JUO2MI","json":"https://pith.science/pith/ILTYNEG5MYEU52CKYZD3JUO2MI.json","graph_json":"https://pith.science/api/pith-number/ILTYNEG5MYEU52CKYZD3JUO2MI/graph.json","events_json":"https://pith.science/api/pith-number/ILTYNEG5MYEU52CKYZD3JUO2MI/events.json","paper":"https://pith.science/paper/ILTYNEG5"},"agent_actions":{"view_html":"https://pith.science/pith/ILTYNEG5MYEU52CKYZD3JUO2MI","download_json":"https://pith.science/pith/ILTYNEG5MYEU52CKYZD3JUO2MI.json","view_paper":"https://pith.science/paper/ILTYNEG5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/0608251&json=true","fetch_graph":"https://pith.science/api/pith-number/ILTYNEG5MYEU52CKYZD3JUO2MI/graph.json","fetch_events":"https://pith.science/api/pith-number/ILTYNEG5MYEU52CKYZD3JUO2MI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ILTYNEG5MYEU52CKYZD3JUO2MI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ILTYNEG5MYEU52CKYZD3JUO2MI/action/storage_attestation","attest_author":"https://pith.science/pith/ILTYNEG5MYEU52CKYZD3JUO2MI/action/author_attestation","sign_citation":"https://pith.science/pith/ILTYNEG5MYEU52CKYZD3JUO2MI/action/citation_signature","submit_replication":"https://pith.science/pith/ILTYNEG5MYEU52CKYZD3JUO2MI/action/replication_record"}},"created_at":"2026-05-18T01:39:44.253261+00:00","updated_at":"2026-05-18T01:39:44.253261+00:00"}