{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:X2GDHVFR2Q4UKYVAVY6MXW2ILE","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":"cfc8c0c3ada7760acdde3c77800b37c955efb6a09235c5c2182f6e8c1698798b","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2012-09-07T18:18:15Z","title_canon_sha256":"1307c3ef1f3b5ee77954c49c21ee22b1d14f6412e0dd6a0a4bdf3c9f2c4a5f03"},"schema_version":"1.0","source":{"id":"1209.1604","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.1604","created_at":"2026-05-18T03:25:35Z"},{"alias_kind":"arxiv_version","alias_value":"1209.1604v2","created_at":"2026-05-18T03:25:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.1604","created_at":"2026-05-18T03:25:35Z"},{"alias_kind":"pith_short_12","alias_value":"X2GDHVFR2Q4U","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"X2GDHVFR2Q4UKYVA","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"X2GDHVFR","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:5297bb6bba9dfe36a90bfddd84dfcf06c034aadd332d7c81a93b8f31542e85c9","target":"graph","created_at":"2026-05-18T03:25:35Z","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 confirm and expand on work by Chafin and Schaefer on hydrodynamic fluctuations in the unitary Fermi gas. Using the result for the equation of state from a recent MIT experiment, we derive lower bounds for \\eta/n and \\eta/s as a function of temperature. Re-analyzing recent quantum Monte Carlo data for the shear-viscosity spectral function we point out a possible resolution for the tension between the viscosity bound \\eta/n> 0.3 from Chafin and Schaefer and the quantum Monte Carlo results \\eta/n<0.2$ from Wlazlowski et al. near the critical temperature","authors_text":"Paul Romatschke, Ryan Edward Young","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2012-09-07T18:18:15Z","title":"Implications of hydrodynamic fluctuations on the minimum shear viscosity of the dilute Fermi gas at unitarity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.1604","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":"sha256:38ca2825376947d82f63ce06f5d8d988b0066828b220fe76ad2df13adfb96f46","target":"record","created_at":"2026-05-18T03:25:35Z","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":"cfc8c0c3ada7760acdde3c77800b37c955efb6a09235c5c2182f6e8c1698798b","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2012-09-07T18:18:15Z","title_canon_sha256":"1307c3ef1f3b5ee77954c49c21ee22b1d14f6412e0dd6a0a4bdf3c9f2c4a5f03"},"schema_version":"1.0","source":{"id":"1209.1604","kind":"arxiv","version":2}},"canonical_sha256":"be8c33d4b1d4394562a0ae3ccbdb48593a4cf54f480e589555e79079b370b612","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"be8c33d4b1d4394562a0ae3ccbdb48593a4cf54f480e589555e79079b370b612","first_computed_at":"2026-05-18T03:25:35.016861Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:25:35.016861Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NGu4M8yRgG77UA1Zz1RdkyEkBo4GdNZGu8r30ZZcAV1xp2P89CbdYGLnX1CzFBXdcx5RyQ48PI6i6jGAooXLAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:25:35.017355Z","signed_message":"canonical_sha256_bytes"},"source_id":"1209.1604","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:38ca2825376947d82f63ce06f5d8d988b0066828b220fe76ad2df13adfb96f46","sha256:5297bb6bba9dfe36a90bfddd84dfcf06c034aadd332d7c81a93b8f31542e85c9"],"state_sha256":"52a02856c61c9ed95da6e04bb4b044e5bb75762d11a0882c7f8e12bd05c619f2"}