{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:VXHLH4FAZBBR7OOINYMXBXGVBK","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"b08b9db1159e71ab43d51126be3af70199af05a57396c07f72ac8a8fd591eec0","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-03-14T09:53:26Z","title_canon_sha256":"f756f308d4110c0c4a706283642730b440d81265c2c07e068444cc1bdad9bce7"},"schema_version":"1.0","source":{"id":"1903.05884","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.05884","created_at":"2026-05-17T23:51:15Z"},{"alias_kind":"arxiv_version","alias_value":"1903.05884v1","created_at":"2026-05-17T23:51:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.05884","created_at":"2026-05-17T23:51:15Z"},{"alias_kind":"pith_short_12","alias_value":"VXHLH4FAZBBR","created_at":"2026-05-18T12:33:30Z"},{"alias_kind":"pith_short_16","alias_value":"VXHLH4FAZBBR7OOI","created_at":"2026-05-18T12:33:30Z"},{"alias_kind":"pith_short_8","alias_value":"VXHLH4FA","created_at":"2026-05-18T12:33:30Z"}],"graph_snapshots":[{"event_id":"sha256:76c8256de1371d22ec18550616e9c4de01961b1c92b27bdc41528b36dd1a5550","target":"graph","created_at":"2026-05-17T23:51:15Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We report the growth of mm-sized Pmnb-Li2FeSiO4 single crystals by means of the optical floating-zone method at high argon pressure and describe the conditions required for a stable growth process. The crystal structure is determined and refined by single-crystal X-ray diffraction. The lattice constants amount to a = 6.27837(3) A, b = 10.62901(6) A and c = 5.03099(3) A at 100 K. In addition, we present high-resolution neutron powder diffraction data that suggest that the slight Li-Fe site exchange seems to be intrinsic to this material. High quality of the crystal is confirmed by very sharp an","authors_text":"Christoph Neef, Clemens Ritter, Elisa Thauer, Hans-Peter Meyer, Hubert Wadepohl, Mahmoud M. Abdel-Hafiez, R\\\"udiger Klingeler, Waldemar Hergett","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-03-14T09:53:26Z","title":"High-pressure optical floating-zone growth of Li2FeSiO4 single crystals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.05884","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:76e967fd9e3317dd0d3f33072c041cce2171810001da8da2e61069166efa01cb","target":"record","created_at":"2026-05-17T23:51:15Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"b08b9db1159e71ab43d51126be3af70199af05a57396c07f72ac8a8fd591eec0","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-03-14T09:53:26Z","title_canon_sha256":"f756f308d4110c0c4a706283642730b440d81265c2c07e068444cc1bdad9bce7"},"schema_version":"1.0","source":{"id":"1903.05884","kind":"arxiv","version":1}},"canonical_sha256":"adceb3f0a0c8431fb9c86e1970dcd50a8418193ceff6ffac37d69866bb7819bb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"adceb3f0a0c8431fb9c86e1970dcd50a8418193ceff6ffac37d69866bb7819bb","first_computed_at":"2026-05-17T23:51:15.860373Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:51:15.860373Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/jtYfVcPM5UOdwQFLCQKeemeYbsbte2DbfflWIDyU/FwnJ/Wj99WxFYsxkdt3Ax4riwkGX9F+5TjY/q+7bm4CA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:51:15.860830Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.05884","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:76e967fd9e3317dd0d3f33072c041cce2171810001da8da2e61069166efa01cb","sha256:76c8256de1371d22ec18550616e9c4de01961b1c92b27bdc41528b36dd1a5550"],"state_sha256":"0e2cc61a4d4de3be87f5c09e0ac58216879151bacfb4f849baf87d7cefe76fc4"}