{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:VDMNZQEXNWYZDQCKVWZXLLBBZX","short_pith_number":"pith:VDMNZQEX","canonical_record":{"source":{"id":"1608.00457","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-08-01T14:52:15Z","cross_cats_sorted":[],"title_canon_sha256":"6e06be7406f000065052ee39b673f4f8cd61e0dafee027f8fef0abe2e6aee9d2","abstract_canon_sha256":"8cff2fd8580ccfe72eed9bb8d58a4584d322f2d332957cf4f4b4fd232411d202"},"schema_version":"1.0"},"canonical_sha256":"a8d8dcc0976db191c04aadb375ac21cdc44ff295585e101823d571976c2e66cf","source":{"kind":"arxiv","id":"1608.00457","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.00457","created_at":"2026-05-18T01:10:11Z"},{"alias_kind":"arxiv_version","alias_value":"1608.00457v1","created_at":"2026-05-18T01:10:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.00457","created_at":"2026-05-18T01:10:11Z"},{"alias_kind":"pith_short_12","alias_value":"VDMNZQEXNWYZ","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"VDMNZQEXNWYZDQCK","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"VDMNZQEX","created_at":"2026-05-18T12:30:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:VDMNZQEXNWYZDQCKVWZXLLBBZX","target":"record","payload":{"canonical_record":{"source":{"id":"1608.00457","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-08-01T14:52:15Z","cross_cats_sorted":[],"title_canon_sha256":"6e06be7406f000065052ee39b673f4f8cd61e0dafee027f8fef0abe2e6aee9d2","abstract_canon_sha256":"8cff2fd8580ccfe72eed9bb8d58a4584d322f2d332957cf4f4b4fd232411d202"},"schema_version":"1.0"},"canonical_sha256":"a8d8dcc0976db191c04aadb375ac21cdc44ff295585e101823d571976c2e66cf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:10:11.747552Z","signature_b64":"DAsysCnTjPfL4lUJ3gj8XHvIRPWqWAYEjV6elNPqxgkIXk6qs7fqVEwetLzWnsiPZkGal51QF+f3IUlfCC/jDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8d8dcc0976db191c04aadb375ac21cdc44ff295585e101823d571976c2e66cf","last_reissued_at":"2026-05-18T01:10:11.747117Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:10:11.747117Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.00457","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:10:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZMJ9HRH16LoNpcsBRNw5r+Ml5raGtxnbuL/1lbA1eaSRInMjKz8Ri7/bQo5WA2xGZ048mscB44RqbcPdWnS1BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T02:39:06.010838Z"},"content_sha256":"2a98f7bbd54da68181de85493d27c47f0d08b138e6b4faf3fa17449588bfe96b","schema_version":"1.0","event_id":"sha256:2a98f7bbd54da68181de85493d27c47f0d08b138e6b4faf3fa17449588bfe96b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:VDMNZQEXNWYZDQCKVWZXLLBBZX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Strongly Interacting Fermi Gases","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"W. Zwerger","submitted_at":"2016-08-01T14:52:15Z","abstract_excerpt":"The experimental realization of stable, ultracold Fermi gases near a Feshbach resonance allows to study gases with attractive interactions of essentially arbitrary strength. They extend the classic paradigm of BCS into a regime which has never been accessible before. We review the theoretical concepts which have been developed in this context, including the Tan relations and the notion of fixed points at zero density, which are at the origin of universality. We discuss in detail the universal thermodynamics of the unitary Fermi gas which allows a fit free comparison between theory and experime"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.00457","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:10:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1gxjx1TnKQsDriaw0im9//6qud/PAP5vYFyer0PD6XE9v8UgE0TCVdjn7HWCWhOaDzNAxWLNW1wGUOckqX30Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T02:39:06.011520Z"},"content_sha256":"40b8d610c30e0ebb2d922b4f895318a097c6a3d4a78644cecb40599d8f8268d0","schema_version":"1.0","event_id":"sha256:40b8d610c30e0ebb2d922b4f895318a097c6a3d4a78644cecb40599d8f8268d0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VDMNZQEXNWYZDQCKVWZXLLBBZX/bundle.json","state_url":"https://pith.science/pith/VDMNZQEXNWYZDQCKVWZXLLBBZX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VDMNZQEXNWYZDQCKVWZXLLBBZX/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-11T02:39:06Z","links":{"resolver":"https://pith.science/pith/VDMNZQEXNWYZDQCKVWZXLLBBZX","bundle":"https://pith.science/pith/VDMNZQEXNWYZDQCKVWZXLLBBZX/bundle.json","state":"https://pith.science/pith/VDMNZQEXNWYZDQCKVWZXLLBBZX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VDMNZQEXNWYZDQCKVWZXLLBBZX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:VDMNZQEXNWYZDQCKVWZXLLBBZX","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":"8cff2fd8580ccfe72eed9bb8d58a4584d322f2d332957cf4f4b4fd232411d202","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-08-01T14:52:15Z","title_canon_sha256":"6e06be7406f000065052ee39b673f4f8cd61e0dafee027f8fef0abe2e6aee9d2"},"schema_version":"1.0","source":{"id":"1608.00457","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.00457","created_at":"2026-05-18T01:10:11Z"},{"alias_kind":"arxiv_version","alias_value":"1608.00457v1","created_at":"2026-05-18T01:10:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.00457","created_at":"2026-05-18T01:10:11Z"},{"alias_kind":"pith_short_12","alias_value":"VDMNZQEXNWYZ","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"VDMNZQEXNWYZDQCK","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"VDMNZQEX","created_at":"2026-05-18T12:30:48Z"}],"graph_snapshots":[{"event_id":"sha256:40b8d610c30e0ebb2d922b4f895318a097c6a3d4a78644cecb40599d8f8268d0","target":"graph","created_at":"2026-05-18T01:10:11Z","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 experimental realization of stable, ultracold Fermi gases near a Feshbach resonance allows to study gases with attractive interactions of essentially arbitrary strength. They extend the classic paradigm of BCS into a regime which has never been accessible before. We review the theoretical concepts which have been developed in this context, including the Tan relations and the notion of fixed points at zero density, which are at the origin of universality. We discuss in detail the universal thermodynamics of the unitary Fermi gas which allows a fit free comparison between theory and experime","authors_text":"W. Zwerger","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-08-01T14:52:15Z","title":"Strongly Interacting Fermi Gases"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.00457","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":"sha256:2a98f7bbd54da68181de85493d27c47f0d08b138e6b4faf3fa17449588bfe96b","target":"record","created_at":"2026-05-18T01:10:11Z","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":"8cff2fd8580ccfe72eed9bb8d58a4584d322f2d332957cf4f4b4fd232411d202","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-08-01T14:52:15Z","title_canon_sha256":"6e06be7406f000065052ee39b673f4f8cd61e0dafee027f8fef0abe2e6aee9d2"},"schema_version":"1.0","source":{"id":"1608.00457","kind":"arxiv","version":1}},"canonical_sha256":"a8d8dcc0976db191c04aadb375ac21cdc44ff295585e101823d571976c2e66cf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a8d8dcc0976db191c04aadb375ac21cdc44ff295585e101823d571976c2e66cf","first_computed_at":"2026-05-18T01:10:11.747117Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:10:11.747117Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DAsysCnTjPfL4lUJ3gj8XHvIRPWqWAYEjV6elNPqxgkIXk6qs7fqVEwetLzWnsiPZkGal51QF+f3IUlfCC/jDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:10:11.747552Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.00457","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2a98f7bbd54da68181de85493d27c47f0d08b138e6b4faf3fa17449588bfe96b","sha256:40b8d610c30e0ebb2d922b4f895318a097c6a3d4a78644cecb40599d8f8268d0"],"state_sha256":"3b9088ca73b58826cd238353d830240251f4a0d6f93ec51bf95c1003d6fc7939"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SuqOop8UX7+ETuwimRnXrBrmv5RGP4XFdrS1KqbmfKKUgBMwILXm5o98JPmZb36+D/2gnvI6blDtqLhiEMpRDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T02:39:06.014962Z","bundle_sha256":"350f41a775b61012fe8a38e645878d8315df5a8dc04a633ef1080fa19522b964"}}