{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:5BGTBBPDSLQ4DEHO2KUYQMMVB7","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":"7fc794bc77d1e99b6136f4b275eec0f2a07efddbd4516da14fbb784d7f51c2e7","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-03-12T08:44:25Z","title_canon_sha256":"07c8de6425780d66806c4603b78dfd4dc5b0e00b2f1d9bad78fb35e6d60e6b28"},"schema_version":"1.0","source":{"id":"1903.04784","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.04784","created_at":"2026-05-17T23:51:28Z"},{"alias_kind":"arxiv_version","alias_value":"1903.04784v1","created_at":"2026-05-17T23:51:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.04784","created_at":"2026-05-17T23:51:28Z"},{"alias_kind":"pith_short_12","alias_value":"5BGTBBPDSLQ4","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_16","alias_value":"5BGTBBPDSLQ4DEHO","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_8","alias_value":"5BGTBBPD","created_at":"2026-05-18T12:33:10Z"}],"graph_snapshots":[{"event_id":"sha256:c7a81372448d7c583cbca4385b268dfa05d45bc17a18d18b17694247d4efcc19","target":"graph","created_at":"2026-05-17T23:51:28Z","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":"Quantum triangular-lattice antiferromagnets are important prototype systems to investigate phenomena of the geometrical frustration in condensed matter. Apart from highly unusual magnetic properties, they possess a rich phase diagram (ranging from an unfrustrated square lattice to a quantum spin liquid), yet to be confirmed experimentally. One major obstacle in this area of research is the lack of materials with appropriate (ideally tuned) magnetic parameters. Using Cs$_2$CuCl$_4$ as a model system, we demonstrate an alternative approach, where, instead of the chemical composition, the spin Ha","authors_text":"D. Graf, H. Nojiri, H. Ohta, H. Tanaka, J. Wosnitza, S.A. Zvyagin, S. Kimura, T. Ono, T. Sakurai","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-03-12T08:44:25Z","title":"Pressure-tuning the quantum spin Hamiltonian of the triangular lattice antiferromagnet Cs$_2$CuCl$_4$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.04784","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":"sha256:58a8c873fe475e78908b1ad347d93f5b6eb2a84191b750d5a9b3c1bb57640c90","target":"record","created_at":"2026-05-17T23:51:28Z","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":"7fc794bc77d1e99b6136f4b275eec0f2a07efddbd4516da14fbb784d7f51c2e7","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-03-12T08:44:25Z","title_canon_sha256":"07c8de6425780d66806c4603b78dfd4dc5b0e00b2f1d9bad78fb35e6d60e6b28"},"schema_version":"1.0","source":{"id":"1903.04784","kind":"arxiv","version":1}},"canonical_sha256":"e84d3085e392e1c190eed2a98831950fe9c5bcf2c4eecdc678312648e57db926","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e84d3085e392e1c190eed2a98831950fe9c5bcf2c4eecdc678312648e57db926","first_computed_at":"2026-05-17T23:51:28.717731Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:51:28.717731Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bnJo8J1GfbMkPmr2GgO51L4hpSLCcv+GBmyAASXqvkSSR9e+sF6J0KxGuYivASkw7rGrWxHmpyaZvwzTNdWPDg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:51:28.718342Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.04784","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:58a8c873fe475e78908b1ad347d93f5b6eb2a84191b750d5a9b3c1bb57640c90","sha256:c7a81372448d7c583cbca4385b268dfa05d45bc17a18d18b17694247d4efcc19"],"state_sha256":"6e7e8293ff2376d04884c01b8cd263a826513089c62e9f85063a47087cd8cc57"}