{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2008:23GXJCWUFFILW2DDY5N2ZHBJ5S","short_pith_number":"pith:23GXJCWU","schema_version":"1.0","canonical_sha256":"d6cd748ad42950bb6863c75bac9c29ecae5b6eb97b2f225aaf47fdf614425c69","source":{"kind":"arxiv","id":"0808.1082","version":1},"attestation_state":"computed","paper":{"title":"Spin Waves and Quantum Criticality in the Frustrated XY Pyrochlore Antiferromagnet Er2Ti2O7","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. Bourque, B.D. Gaulin, H.A. Dabkowska, J.P. Clancy, J.P.C. Ruff, J.R.D. Copley, J.S. Gardner, M.A. White, M. Ramazanoglu, Y. Qiu","submitted_at":"2008-08-07T17:57:07Z","abstract_excerpt":"We report detailed measurements of the low temperature magnetic phase diagram of Er$_2$Ti$_2$O$_7$. Heat capacity and time-of-flight neutron scattering studies of single crystals, subject to magnetic fields applied along the crystallographic [110] direction, reveal unconventional low energy states. Er$^{3+}$ magnetic ions reside on a pyrochlore lattice in Er$_2$Ti$_2$O$_7$, where local XY anisotropy and antiferromagnetic interactions give rise to a unique frustrated system. In zero field, the ground state exhibits coexisting short and long range order, accompanied by soft collective spin excit"},"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":"0808.1082","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-08-07T17:57:07Z","cross_cats_sorted":[],"title_canon_sha256":"74bb52e02592b6d7522e49471fae55e2db98e840173257aa5d2839354bfc0889","abstract_canon_sha256":"db7f874c81bbef92765da9979c22ad7933b115c543d84aace859e38f77053a0d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:51:13.121161Z","signature_b64":"F0rv8bL8P8kg7jBb3RmmZ2VdrBMI6KkBb8yIRXwHl2c1QE1tPGw0zXZhoXij43Qjv8T+IOi/xa4r+8rpkqhnCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d6cd748ad42950bb6863c75bac9c29ecae5b6eb97b2f225aaf47fdf614425c69","last_reissued_at":"2026-05-18T03:51:13.120299Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:51:13.120299Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spin Waves and Quantum Criticality in the Frustrated XY Pyrochlore Antiferromagnet Er2Ti2O7","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. Bourque, B.D. Gaulin, H.A. Dabkowska, J.P. Clancy, J.P.C. Ruff, J.R.D. Copley, J.S. Gardner, M.A. White, M. Ramazanoglu, Y. Qiu","submitted_at":"2008-08-07T17:57:07Z","abstract_excerpt":"We report detailed measurements of the low temperature magnetic phase diagram of Er$_2$Ti$_2$O$_7$. Heat capacity and time-of-flight neutron scattering studies of single crystals, subject to magnetic fields applied along the crystallographic [110] direction, reveal unconventional low energy states. Er$^{3+}$ magnetic ions reside on a pyrochlore lattice in Er$_2$Ti$_2$O$_7$, where local XY anisotropy and antiferromagnetic interactions give rise to a unique frustrated system. In zero field, the ground state exhibits coexisting short and long range order, accompanied by soft collective spin excit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0808.1082","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":"0808.1082","created_at":"2026-05-18T03:51:13.120454+00:00"},{"alias_kind":"arxiv_version","alias_value":"0808.1082v1","created_at":"2026-05-18T03:51:13.120454+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0808.1082","created_at":"2026-05-18T03:51:13.120454+00:00"},{"alias_kind":"pith_short_12","alias_value":"23GXJCWUFFIL","created_at":"2026-05-18T12:25:56.245647+00:00"},{"alias_kind":"pith_short_16","alias_value":"23GXJCWUFFILW2DD","created_at":"2026-05-18T12:25:56.245647+00:00"},{"alias_kind":"pith_short_8","alias_value":"23GXJCWU","created_at":"2026-05-18T12:25:56.245647+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/23GXJCWUFFILW2DDY5N2ZHBJ5S","json":"https://pith.science/pith/23GXJCWUFFILW2DDY5N2ZHBJ5S.json","graph_json":"https://pith.science/api/pith-number/23GXJCWUFFILW2DDY5N2ZHBJ5S/graph.json","events_json":"https://pith.science/api/pith-number/23GXJCWUFFILW2DDY5N2ZHBJ5S/events.json","paper":"https://pith.science/paper/23GXJCWU"},"agent_actions":{"view_html":"https://pith.science/pith/23GXJCWUFFILW2DDY5N2ZHBJ5S","download_json":"https://pith.science/pith/23GXJCWUFFILW2DDY5N2ZHBJ5S.json","view_paper":"https://pith.science/paper/23GXJCWU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0808.1082&json=true","fetch_graph":"https://pith.science/api/pith-number/23GXJCWUFFILW2DDY5N2ZHBJ5S/graph.json","fetch_events":"https://pith.science/api/pith-number/23GXJCWUFFILW2DDY5N2ZHBJ5S/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/23GXJCWUFFILW2DDY5N2ZHBJ5S/action/timestamp_anchor","attest_storage":"https://pith.science/pith/23GXJCWUFFILW2DDY5N2ZHBJ5S/action/storage_attestation","attest_author":"https://pith.science/pith/23GXJCWUFFILW2DDY5N2ZHBJ5S/action/author_attestation","sign_citation":"https://pith.science/pith/23GXJCWUFFILW2DDY5N2ZHBJ5S/action/citation_signature","submit_replication":"https://pith.science/pith/23GXJCWUFFILW2DDY5N2ZHBJ5S/action/replication_record"}},"created_at":"2026-05-18T03:51:13.120454+00:00","updated_at":"2026-05-18T03:51:13.120454+00:00"}