{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1999:CG5AKBFOJVQ5CCVF5SMRPOYFZ2","short_pith_number":"pith:CG5AKBFO","schema_version":"1.0","canonical_sha256":"11ba0504ae4d61d10aa5ec9917bb05ce989556fe38189b49ef9c142e28680c07","source":{"kind":"arxiv","id":"cond-mat/9904415","version":1},"attestation_state":"computed","paper":{"title":"Sliding Phases in XY-Models, Crystals, and Cationic Lipid-DNA Complexes","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"C. S. O'Hern, J. Toner, T. C. Lubensky","submitted_at":"1999-04-28T19:56:03Z","abstract_excerpt":"We predict the existence of a totally new class of phases in weakly coupled, three-dimensional stacks of two-dimensional (2D) XY-models. These ``sliding phases'' behave essentially like decoupled, independent 2D XY-models with precisely zero free energy cost associated with rotating spins in one layer relative to those in neighboring layers. As a result, the two-point spin correlation function decays algebraically with in-plane separation. Our results, which contradict past studies because we include higher-gradient couplings between layers, also apply to crystals and may explain recently obse"},"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/9904415","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.soft","submitted_at":"1999-04-28T19:56:03Z","cross_cats_sorted":[],"title_canon_sha256":"7d023fdb2f4f494fd8f72425df292a12a7351fce28d3f2e75f1bcbf836f93bae","abstract_canon_sha256":"164576350f5c4f519b47fd577941c35457b21b75f68b2710c3cbd9e2ea669430"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:04.731573Z","signature_b64":"7CPCsFeMKTTRgNLt1c0uLj/AWDfgH8d9x6NypzUzMXX1rpGQBeTiT185cMT6lC6qLmOi6lgyAdcVYdDGRdcOCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11ba0504ae4d61d10aa5ec9917bb05ce989556fe38189b49ef9c142e28680c07","last_reissued_at":"2026-05-18T01:07:04.730976Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:04.730976Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Sliding Phases in XY-Models, Crystals, and Cationic Lipid-DNA Complexes","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"C. S. O'Hern, J. Toner, T. C. Lubensky","submitted_at":"1999-04-28T19:56:03Z","abstract_excerpt":"We predict the existence of a totally new class of phases in weakly coupled, three-dimensional stacks of two-dimensional (2D) XY-models. These ``sliding phases'' behave essentially like decoupled, independent 2D XY-models with precisely zero free energy cost associated with rotating spins in one layer relative to those in neighboring layers. As a result, the two-point spin correlation function decays algebraically with in-plane separation. Our results, which contradict past studies because we include higher-gradient couplings between layers, also apply to crystals and may explain recently obse"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/9904415","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":"cond-mat/9904415","created_at":"2026-05-18T01:07:04.731061+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/9904415v1","created_at":"2026-05-18T01:07:04.731061+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/9904415","created_at":"2026-05-18T01:07:04.731061+00:00"},{"alias_kind":"pith_short_12","alias_value":"CG5AKBFOJVQ5","created_at":"2026-05-18T12:25:49.038998+00:00"},{"alias_kind":"pith_short_16","alias_value":"CG5AKBFOJVQ5CCVF","created_at":"2026-05-18T12:25:49.038998+00:00"},{"alias_kind":"pith_short_8","alias_value":"CG5AKBFO","created_at":"2026-05-18T12:25:49.038998+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/CG5AKBFOJVQ5CCVF5SMRPOYFZ2","json":"https://pith.science/pith/CG5AKBFOJVQ5CCVF5SMRPOYFZ2.json","graph_json":"https://pith.science/api/pith-number/CG5AKBFOJVQ5CCVF5SMRPOYFZ2/graph.json","events_json":"https://pith.science/api/pith-number/CG5AKBFOJVQ5CCVF5SMRPOYFZ2/events.json","paper":"https://pith.science/paper/CG5AKBFO"},"agent_actions":{"view_html":"https://pith.science/pith/CG5AKBFOJVQ5CCVF5SMRPOYFZ2","download_json":"https://pith.science/pith/CG5AKBFOJVQ5CCVF5SMRPOYFZ2.json","view_paper":"https://pith.science/paper/CG5AKBFO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/9904415&json=true","fetch_graph":"https://pith.science/api/pith-number/CG5AKBFOJVQ5CCVF5SMRPOYFZ2/graph.json","fetch_events":"https://pith.science/api/pith-number/CG5AKBFOJVQ5CCVF5SMRPOYFZ2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CG5AKBFOJVQ5CCVF5SMRPOYFZ2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CG5AKBFOJVQ5CCVF5SMRPOYFZ2/action/storage_attestation","attest_author":"https://pith.science/pith/CG5AKBFOJVQ5CCVF5SMRPOYFZ2/action/author_attestation","sign_citation":"https://pith.science/pith/CG5AKBFOJVQ5CCVF5SMRPOYFZ2/action/citation_signature","submit_replication":"https://pith.science/pith/CG5AKBFOJVQ5CCVF5SMRPOYFZ2/action/replication_record"}},"created_at":"2026-05-18T01:07:04.731061+00:00","updated_at":"2026-05-18T01:07:04.731061+00:00"}