{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:RCUWJLZ6C2ET4SKYQ74OLH76KS","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":"e179c3469a5593b5a3233a952025012ea73a7dc9d6538525eff5b0c96cc47fe3","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-09-02T02:42:58Z","title_canon_sha256":"4612dcd0d9c7c3e9ce79c7c9d3908110ffca1fa0d68f50e1ee0413bef5acea61"},"schema_version":"1.0","source":{"id":"1109.0344","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.0344","created_at":"2026-05-18T04:01:01Z"},{"alias_kind":"arxiv_version","alias_value":"1109.0344v1","created_at":"2026-05-18T04:01:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.0344","created_at":"2026-05-18T04:01:01Z"},{"alias_kind":"pith_short_12","alias_value":"RCUWJLZ6C2ET","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"RCUWJLZ6C2ET4SKY","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"RCUWJLZ6","created_at":"2026-05-18T12:26:41Z"}],"graph_snapshots":[{"event_id":"sha256:13c914487d0480767528387caceca0bb9cd1d5240bcf2b8e66e4b94eafa30cb3","target":"graph","created_at":"2026-05-18T04:01:01Z","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":"As the temperature of a many-body system approaches absolute zero, thermal fluctuations of observables cease and quantum fluctuations dominate. Competition between different energies, such as kinetic energy, interactions or thermodynamic potentials, can induce a quantum phase transition between distinct ground states. Near a continuous quantum phase transition, the many-body system is quantum critical, exhibiting scale invariant and universal collective behavior \\cite{Coleman05Nat, Sachdev99QPT}. Quantum criticality has been actively pursued in the study of a broad range of novel materials \\ci","authors_text":"Cheng Chin, Chen-Lung Hung, Shih-Kuang Tung, Xibo Zhang","cross_cats":["cond-mat.stat-mech"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-09-02T02:42:58Z","title":"Quantum critical behavior of ultracold atoms in two-dimensional optical lattices"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.0344","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":"sha256:240d567da773e1e1a3c5a795804481bc90783e3ffcff3eff1259fe194c265939","target":"record","created_at":"2026-05-18T04:01:01Z","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":"e179c3469a5593b5a3233a952025012ea73a7dc9d6538525eff5b0c96cc47fe3","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-09-02T02:42:58Z","title_canon_sha256":"4612dcd0d9c7c3e9ce79c7c9d3908110ffca1fa0d68f50e1ee0413bef5acea61"},"schema_version":"1.0","source":{"id":"1109.0344","kind":"arxiv","version":1}},"canonical_sha256":"88a964af3e16893e495887f8e59ffe549e31439fd7ec613c57207ac87c6f8a92","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"88a964af3e16893e495887f8e59ffe549e31439fd7ec613c57207ac87c6f8a92","first_computed_at":"2026-05-18T04:01:01.885171Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:01:01.885171Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"r3vQvIm9PkqNF4nlxBRwlx16LFzivLT3MZ4zd2aVVK54PpNFD352fTqT6WwMrAJuq7VSXHcX1KxA7l9OFRyxDw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:01:01.885890Z","signed_message":"canonical_sha256_bytes"},"source_id":"1109.0344","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:240d567da773e1e1a3c5a795804481bc90783e3ffcff3eff1259fe194c265939","sha256:13c914487d0480767528387caceca0bb9cd1d5240bcf2b8e66e4b94eafa30cb3"],"state_sha256":"fd29ffc88a2198e3abb7cecd7b448b0821895aaf6a252825934e0cd4aa874154"}