{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:F7B7BSALHHV25RJUJT26BZ6T6Y","short_pith_number":"pith:F7B7BSAL","schema_version":"1.0","canonical_sha256":"2fc3f0c80b39ebaec5344cf5e0e7d3f62f96f4690b7214f84c8f827bd58c0539","source":{"kind":"arxiv","id":"1710.04982","version":1},"attestation_state":"computed","paper":{"title":"Formation of incommensurate long-range magnetic order in the Dzyaloshinskii-Moriya antiferromagnet Ba$_2$CuGe$_2$O$_7$ studied by neutron diffraction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"G. Brandl, M. Garst, M. M{\\aa}nsson, S. M\\\"uhlbauer","submitted_at":"2017-10-13T16:08:18Z","abstract_excerpt":"Neutron diffraction on a triple-axis spectrometer and a small-angle neutron scattering instrument is used to study the magnetic phase transition in tetragonal Ba$_2$CuGe$_2$O$_7$ at zero magnetic field. In addition to the incommensurate cycloidal antiferromagnetic (AFM) long-range order, we establish that weak incommensurate ferromagnetism (FM) also arises below the transition temperature $T_N$ identified by sharp Bragg peaks close to the $\\Gamma$ point. The intensities of both the incommensurate AFM and FM Bragg peaks vanish abruptly at $T_N$ indicative of a weak first-order transition. Above"},"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":"1710.04982","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-10-13T16:08:18Z","cross_cats_sorted":[],"title_canon_sha256":"8b1870237c4f119d01a699c73dcc6e47369e4d7cdecadae1c8d32108d70455d3","abstract_canon_sha256":"509699b199ba94af3285d46d2791908899273ee118d63fb187330b37c9328617"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:32:56.130969Z","signature_b64":"+SwvZYlm6HHGKJRfSDPR3BBQYJ6D+xGc29pW5UbdzNqmdn+jgkg59fPyfOvq0TfS6GGMR4Ilw0WFFoOVw7qSCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2fc3f0c80b39ebaec5344cf5e0e7d3f62f96f4690b7214f84c8f827bd58c0539","last_reissued_at":"2026-05-18T00:32:56.130191Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:32:56.130191Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Formation of incommensurate long-range magnetic order in the Dzyaloshinskii-Moriya antiferromagnet Ba$_2$CuGe$_2$O$_7$ studied by neutron diffraction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"G. Brandl, M. Garst, M. M{\\aa}nsson, S. M\\\"uhlbauer","submitted_at":"2017-10-13T16:08:18Z","abstract_excerpt":"Neutron diffraction on a triple-axis spectrometer and a small-angle neutron scattering instrument is used to study the magnetic phase transition in tetragonal Ba$_2$CuGe$_2$O$_7$ at zero magnetic field. In addition to the incommensurate cycloidal antiferromagnetic (AFM) long-range order, we establish that weak incommensurate ferromagnetism (FM) also arises below the transition temperature $T_N$ identified by sharp Bragg peaks close to the $\\Gamma$ point. The intensities of both the incommensurate AFM and FM Bragg peaks vanish abruptly at $T_N$ indicative of a weak first-order transition. Above"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.04982","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":"1710.04982","created_at":"2026-05-18T00:32:56.130341+00:00"},{"alias_kind":"arxiv_version","alias_value":"1710.04982v1","created_at":"2026-05-18T00:32:56.130341+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.04982","created_at":"2026-05-18T00:32:56.130341+00:00"},{"alias_kind":"pith_short_12","alias_value":"F7B7BSALHHV2","created_at":"2026-05-18T12:31:15.632608+00:00"},{"alias_kind":"pith_short_16","alias_value":"F7B7BSALHHV25RJU","created_at":"2026-05-18T12:31:15.632608+00:00"},{"alias_kind":"pith_short_8","alias_value":"F7B7BSAL","created_at":"2026-05-18T12:31:15.632608+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/F7B7BSALHHV25RJUJT26BZ6T6Y","json":"https://pith.science/pith/F7B7BSALHHV25RJUJT26BZ6T6Y.json","graph_json":"https://pith.science/api/pith-number/F7B7BSALHHV25RJUJT26BZ6T6Y/graph.json","events_json":"https://pith.science/api/pith-number/F7B7BSALHHV25RJUJT26BZ6T6Y/events.json","paper":"https://pith.science/paper/F7B7BSAL"},"agent_actions":{"view_html":"https://pith.science/pith/F7B7BSALHHV25RJUJT26BZ6T6Y","download_json":"https://pith.science/pith/F7B7BSALHHV25RJUJT26BZ6T6Y.json","view_paper":"https://pith.science/paper/F7B7BSAL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1710.04982&json=true","fetch_graph":"https://pith.science/api/pith-number/F7B7BSALHHV25RJUJT26BZ6T6Y/graph.json","fetch_events":"https://pith.science/api/pith-number/F7B7BSALHHV25RJUJT26BZ6T6Y/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/F7B7BSALHHV25RJUJT26BZ6T6Y/action/timestamp_anchor","attest_storage":"https://pith.science/pith/F7B7BSALHHV25RJUJT26BZ6T6Y/action/storage_attestation","attest_author":"https://pith.science/pith/F7B7BSALHHV25RJUJT26BZ6T6Y/action/author_attestation","sign_citation":"https://pith.science/pith/F7B7BSALHHV25RJUJT26BZ6T6Y/action/citation_signature","submit_replication":"https://pith.science/pith/F7B7BSALHHV25RJUJT26BZ6T6Y/action/replication_record"}},"created_at":"2026-05-18T00:32:56.130341+00:00","updated_at":"2026-05-18T00:32:56.130341+00:00"}