{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:SZU6YQ5LTFMATD5QEZLR7KQFNE","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":"dac4fa1d572f49f1ba1ac59127d066a350aad179207d7e2265ca218f78ffbf14","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-04-18T18:17:29Z","title_canon_sha256":"f7155ac97222444a93175381bfd238e5dd7d75896071660af2795c8f3db62696"},"schema_version":"1.0","source":{"id":"1704.05484","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.05484","created_at":"2026-05-18T00:25:01Z"},{"alias_kind":"arxiv_version","alias_value":"1704.05484v2","created_at":"2026-05-18T00:25:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.05484","created_at":"2026-05-18T00:25:01Z"},{"alias_kind":"pith_short_12","alias_value":"SZU6YQ5LTFMA","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_16","alias_value":"SZU6YQ5LTFMATD5Q","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_8","alias_value":"SZU6YQ5L","created_at":"2026-05-18T12:31:43Z"}],"graph_snapshots":[{"event_id":"sha256:199c28f8ae523db50272e92fe47faa3e228e98d6ceb7f96800f197d74998a486","target":"graph","created_at":"2026-05-18T00:25:01Z","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":"The fully anisotropic two-leg spin-1/2 $XXZ$ ladder model is studied in terms of an algorithm based on the tensor network representation of quantum many-body states as an adaptation of projected entangled pair states to the geometry of translationally invariant infinite-size quantum spin ladders. The tensor network algorithm provides an effective method to generate the groundstate wave function, which allows computation of the groundstate fidelity per lattice site, a universal marker to detect phase transitions in quantum many-body systems. The groundstate fidelity is used in conjunction with ","authors_text":"Huan-Qiang Zhou, Murray T. Batchelor, Qian-Qian Shi, Sheng-Hao Li","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-04-18T18:17:29Z","title":"Groundstate fidelity phase diagram of the fully anisotropic two-leg spin-1/2 XXZ ladder"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.05484","kind":"arxiv","version":2},"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":"sha256:0397f32c958e963edcd081a7d89eac4700835f0e59e94c134b3cd02d5943cffc","target":"record","created_at":"2026-05-18T00:25:01Z","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":"dac4fa1d572f49f1ba1ac59127d066a350aad179207d7e2265ca218f78ffbf14","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-04-18T18:17:29Z","title_canon_sha256":"f7155ac97222444a93175381bfd238e5dd7d75896071660af2795c8f3db62696"},"schema_version":"1.0","source":{"id":"1704.05484","kind":"arxiv","version":2}},"canonical_sha256":"9669ec43ab9958098fb026571faa0569313fcf814e5dcd4d59a720c63e97dbb3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9669ec43ab9958098fb026571faa0569313fcf814e5dcd4d59a720c63e97dbb3","first_computed_at":"2026-05-18T00:25:01.852028Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:25:01.852028Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"haf/xiV7e8CAv+9kEg/jRHadKmq8C3zWSbWME0Ix0V1GfK9RB3vt42OpFmkqZkqEPe22rCfZ0ZkZymaKNXXlBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:25:01.852480Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.05484","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0397f32c958e963edcd081a7d89eac4700835f0e59e94c134b3cd02d5943cffc","sha256:199c28f8ae523db50272e92fe47faa3e228e98d6ceb7f96800f197d74998a486"],"state_sha256":"7e8f660cda4235819d5d7cbd12288b723a0b20dc6f311d50e157ae4807bf7d52"}