{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:2KCILMGUKR2LHYDYD5MCFXHWUB","short_pith_number":"pith:2KCILMGU","canonical_record":{"source":{"id":"1804.05102","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-04-13T19:59:48Z","cross_cats_sorted":[],"title_canon_sha256":"ba5dd5981089112ae162103a35069cdc3a9981c96926ed2f924f1ee32b54c21c","abstract_canon_sha256":"dc7cbd4d3bbe82d3d297c97852aa3cc8915ff02ab30119cfc8c44107b10240eb"},"schema_version":"1.0"},"canonical_sha256":"d28485b0d45474b3e0781f5822dcf6a05975b781be3522fff300bd35e331ab01","source":{"kind":"arxiv","id":"1804.05102","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.05102","created_at":"2026-05-18T00:04:49Z"},{"alias_kind":"arxiv_version","alias_value":"1804.05102v1","created_at":"2026-05-18T00:04:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.05102","created_at":"2026-05-18T00:04:49Z"},{"alias_kind":"pith_short_12","alias_value":"2KCILMGUKR2L","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2KCILMGUKR2LHYDY","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2KCILMGU","created_at":"2026-05-18T12:32:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:2KCILMGUKR2LHYDYD5MCFXHWUB","target":"record","payload":{"canonical_record":{"source":{"id":"1804.05102","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-04-13T19:59:48Z","cross_cats_sorted":[],"title_canon_sha256":"ba5dd5981089112ae162103a35069cdc3a9981c96926ed2f924f1ee32b54c21c","abstract_canon_sha256":"dc7cbd4d3bbe82d3d297c97852aa3cc8915ff02ab30119cfc8c44107b10240eb"},"schema_version":"1.0"},"canonical_sha256":"d28485b0d45474b3e0781f5822dcf6a05975b781be3522fff300bd35e331ab01","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:49.304001Z","signature_b64":"tcqrAVIl06g9tXnQQNDyooGcicobnrYjgMWsuVe4Mk3RjVzehXAyhh5iCiI3gOxbGquRLhkslXgsP6LOnRTHDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d28485b0d45474b3e0781f5822dcf6a05975b781be3522fff300bd35e331ab01","last_reissued_at":"2026-05-18T00:04:49.303306Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:49.303306Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.05102","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":"2026-05-18T00:04:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gK9tYuDBcPAERmMVrlbLU33H2cNvXnLRfLt875uEkbnBm63Y8nNMTPvbHjYRxqhkkIzonUyHzYUL4amhQFbjBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:48:26.239624Z"},"content_sha256":"e50828ba8423136e071d58f0766630be667035bc3da1b954e3917d35e369a589","schema_version":"1.0","event_id":"sha256:e50828ba8423136e071d58f0766630be667035bc3da1b954e3917d35e369a589"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:2KCILMGUKR2LHYDYD5MCFXHWUB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum anomaly and 2D-3D crossover in strongly interacting Fermi gases","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"C. J. Vale, M. Zamorano, P. Dyke, S. Hoinka, T. Peppler","submitted_at":"2018-04-13T19:59:48Z","abstract_excerpt":"We present an experimental investigation of collective oscillations in harmonically trapped Fermi gases through the crossover from two to three dimensions. Specifically, we measure the frequency of the radial monopole or breathing mode as a function of dimensionality in Fermi gases with tunable interactions. The frequency of this mode is set by the adiabatic compressibility and probes the thermodynamic equation of state. In 2D, a dynamical scaling symmetry for atoms interacting via a {\\delta}-potential predicts the breathing mode to occur at exactly twice the harmonic confinement frequency. Ho"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.05102","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":"2026-05-18T00:04:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wRMOSaD8G2AgIbyTg76VDblvgcEnj7aDcULSHRXYUj6jf3Mve3h8Q3m14vkq3wx3C5M7XkbPcSkowVp3whB+Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:48:26.240161Z"},"content_sha256":"c3fd0bffeffb8cb6f578474584383993610e8554b08ba4f23f1415bf22cde005","schema_version":"1.0","event_id":"sha256:c3fd0bffeffb8cb6f578474584383993610e8554b08ba4f23f1415bf22cde005"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2KCILMGUKR2LHYDYD5MCFXHWUB/bundle.json","state_url":"https://pith.science/pith/2KCILMGUKR2LHYDYD5MCFXHWUB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2KCILMGUKR2LHYDYD5MCFXHWUB/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":"2026-05-25T21:48:26Z","links":{"resolver":"https://pith.science/pith/2KCILMGUKR2LHYDYD5MCFXHWUB","bundle":"https://pith.science/pith/2KCILMGUKR2LHYDYD5MCFXHWUB/bundle.json","state":"https://pith.science/pith/2KCILMGUKR2LHYDYD5MCFXHWUB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2KCILMGUKR2LHYDYD5MCFXHWUB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:2KCILMGUKR2LHYDYD5MCFXHWUB","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":"dc7cbd4d3bbe82d3d297c97852aa3cc8915ff02ab30119cfc8c44107b10240eb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-04-13T19:59:48Z","title_canon_sha256":"ba5dd5981089112ae162103a35069cdc3a9981c96926ed2f924f1ee32b54c21c"},"schema_version":"1.0","source":{"id":"1804.05102","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.05102","created_at":"2026-05-18T00:04:49Z"},{"alias_kind":"arxiv_version","alias_value":"1804.05102v1","created_at":"2026-05-18T00:04:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.05102","created_at":"2026-05-18T00:04:49Z"},{"alias_kind":"pith_short_12","alias_value":"2KCILMGUKR2L","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2KCILMGUKR2LHYDY","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2KCILMGU","created_at":"2026-05-18T12:32:02Z"}],"graph_snapshots":[{"event_id":"sha256:c3fd0bffeffb8cb6f578474584383993610e8554b08ba4f23f1415bf22cde005","target":"graph","created_at":"2026-05-18T00:04:49Z","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 present an experimental investigation of collective oscillations in harmonically trapped Fermi gases through the crossover from two to three dimensions. Specifically, we measure the frequency of the radial monopole or breathing mode as a function of dimensionality in Fermi gases with tunable interactions. The frequency of this mode is set by the adiabatic compressibility and probes the thermodynamic equation of state. In 2D, a dynamical scaling symmetry for atoms interacting via a {\\delta}-potential predicts the breathing mode to occur at exactly twice the harmonic confinement frequency. Ho","authors_text":"C. J. Vale, M. Zamorano, P. Dyke, S. Hoinka, T. Peppler","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-04-13T19:59:48Z","title":"Quantum anomaly and 2D-3D crossover in strongly interacting Fermi gases"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.05102","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:e50828ba8423136e071d58f0766630be667035bc3da1b954e3917d35e369a589","target":"record","created_at":"2026-05-18T00:04:49Z","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":"dc7cbd4d3bbe82d3d297c97852aa3cc8915ff02ab30119cfc8c44107b10240eb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-04-13T19:59:48Z","title_canon_sha256":"ba5dd5981089112ae162103a35069cdc3a9981c96926ed2f924f1ee32b54c21c"},"schema_version":"1.0","source":{"id":"1804.05102","kind":"arxiv","version":1}},"canonical_sha256":"d28485b0d45474b3e0781f5822dcf6a05975b781be3522fff300bd35e331ab01","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d28485b0d45474b3e0781f5822dcf6a05975b781be3522fff300bd35e331ab01","first_computed_at":"2026-05-18T00:04:49.303306Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:49.303306Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tcqrAVIl06g9tXnQQNDyooGcicobnrYjgMWsuVe4Mk3RjVzehXAyhh5iCiI3gOxbGquRLhkslXgsP6LOnRTHDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:49.304001Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.05102","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e50828ba8423136e071d58f0766630be667035bc3da1b954e3917d35e369a589","sha256:c3fd0bffeffb8cb6f578474584383993610e8554b08ba4f23f1415bf22cde005"],"state_sha256":"8e59d80261fb91eff357878d0e7ecf56f08a6061119ece23a1b1196d1d6a1197"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2Ax/ux70AUrZEVwiKatFGvv6iOJS4MmCk4dujMvtBIdY0CU83lb+iYZKjj7AvZIPb8aL3tQnd1CVtuJHwV7+Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T21:48:26.243504Z","bundle_sha256":"34123bd5894862e1d0f323b5ec8d24237b526a533342147b1c085ab6c988fc2f"}}