{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:D5E5EDYZYTY4MEYXQON63PSIHX","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":"135c5a9abd0e41bd12d579075aad723fc1bf4d2061f8453a82df773d7da80a80","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-05-03T01:50:34Z","title_canon_sha256":"fd2c13056659febc7e26ecf1a3321b25830354c31a8212a46520506a2fde6279"},"schema_version":"1.0","source":{"id":"1105.0466","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.0466","created_at":"2026-05-18T04:19:04Z"},{"alias_kind":"arxiv_version","alias_value":"1105.0466v1","created_at":"2026-05-18T04:19:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.0466","created_at":"2026-05-18T04:19:04Z"},{"alias_kind":"pith_short_12","alias_value":"D5E5EDYZYTY4","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"D5E5EDYZYTY4MEYX","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"D5E5EDYZ","created_at":"2026-05-18T12:26:26Z"}],"graph_snapshots":[{"event_id":"sha256:f1afe001fb2f12b00a2b46f182b07c6ef68fbf42710bfd94794a67a4e8afea55","target":"graph","created_at":"2026-05-18T04:19:04Z","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":"Squeezed spin states possess unique quantum correlation or entanglement that are of significant promises for advancing quantum information processing and quantum metrology. In recent back to back publications [C. Gross \\textit{et al, Nature} \\textbf{464}, 1165 (2010) and Max F. Riedel \\textit{et al, Nature} \\textbf{464}, 1170 (2010)], reduced spin fluctuations are observed leading to spin squeezing at -8.2dB and -2.5dB respectively in two-component atomic condensates exhibiting one-axis-twisting interactions (OAT). The noise reduction limit for the OAT interaction scales as $\\propto 1/{N^{2/3}","authors_text":"G. R. Jin, L. You, Y. C. Liu, Z. F. Xu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-05-03T01:50:34Z","title":"Spin squeezing: transforming one-axis-twisting into two-axis-twisting"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.0466","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":"sha256:8de3b8928474e4b51a5e72a8b892aec650f23acb542df87def2e4cb35ba1dd1b","target":"record","created_at":"2026-05-18T04:19:04Z","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":"135c5a9abd0e41bd12d579075aad723fc1bf4d2061f8453a82df773d7da80a80","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-05-03T01:50:34Z","title_canon_sha256":"fd2c13056659febc7e26ecf1a3321b25830354c31a8212a46520506a2fde6279"},"schema_version":"1.0","source":{"id":"1105.0466","kind":"arxiv","version":1}},"canonical_sha256":"1f49d20f19c4f1c61317839bedbe483dd0be44b64d598d5303dc121aaa7720a9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1f49d20f19c4f1c61317839bedbe483dd0be44b64d598d5303dc121aaa7720a9","first_computed_at":"2026-05-18T04:19:04.161574Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:19:04.161574Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PeMV1zBraCo4U9HjZmqiKL8Bi+F1brlkDes2f+eYRIC7Y7sWkLGyenr6HCQ7JU5PG4bJ1SAzzvby8I21BfBRBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:19:04.162102Z","signed_message":"canonical_sha256_bytes"},"source_id":"1105.0466","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8de3b8928474e4b51a5e72a8b892aec650f23acb542df87def2e4cb35ba1dd1b","sha256:f1afe001fb2f12b00a2b46f182b07c6ef68fbf42710bfd94794a67a4e8afea55"],"state_sha256":"93470a1c3a176bdd5bbde8f23f7cb0f3baa2e7c9f2ecb80b7fa147f9e369fa7c"}