{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:GDUGUCOCFF3TNMAEU6SLWZBZQK","short_pith_number":"pith:GDUGUCOC","schema_version":"1.0","canonical_sha256":"30e86a09c2297736b004a7a4bb643982aed1a27ff05733fc071d47b0638503cd","source":{"kind":"arxiv","id":"1412.6116","version":2},"attestation_state":"computed","paper":{"title":"Measuring work and heat in ultracold quantum gases","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"A. J. Roncaglia, G. De Chiara, J. P. Paz","submitted_at":"2014-12-18T21:11:05Z","abstract_excerpt":"We propose a feasible experimental scheme to direct measure heat and work in cold atomic setups. The method is based on a recent proposal which shows that work is a positive operator valued measure (POVM). In the present contribution, we demonstrate that the interaction between the atoms and the light polarisation of a probe laser allows us to implement such POVM. In this way the work done on or extracted from the atoms after a given process is encoded in the light quadrature that can be measured with a standard homodyne detection. The protocol allows one to verify fluctuation theorems and stu"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1412.6116","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2014-12-18T21:11:05Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"d5d5afaadd30bb9dead55a032e8eecb283c0116bd0f0b35735a96a4737fc5974","abstract_canon_sha256":"7cd09a7e09e638cc3f78f974980cf556c016918be365a7ac77f00c07585bb907"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:20:30.364021Z","signature_b64":"CEEMgwlN3d/fNFoOatDBt7P58+9RdESnAy/YJjSKQsih5m/jyODgdC0UBzEm4/PpKD1ePqyH3XutQ6w8P1IEAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"30e86a09c2297736b004a7a4bb643982aed1a27ff05733fc071d47b0638503cd","last_reissued_at":"2026-05-18T02:20:30.363645Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:20:30.363645Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Measuring work and heat in ultracold quantum gases","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"A. J. Roncaglia, G. De Chiara, J. P. Paz","submitted_at":"2014-12-18T21:11:05Z","abstract_excerpt":"We propose a feasible experimental scheme to direct measure heat and work in cold atomic setups. The method is based on a recent proposal which shows that work is a positive operator valued measure (POVM). In the present contribution, we demonstrate that the interaction between the atoms and the light polarisation of a probe laser allows us to implement such POVM. In this way the work done on or extracted from the atoms after a given process is encoded in the light quadrature that can be measured with a standard homodyne detection. The protocol allows one to verify fluctuation theorems and stu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.6116","kind":"arxiv","version":2},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1412.6116","created_at":"2026-05-18T02:20:30.363703+00:00"},{"alias_kind":"arxiv_version","alias_value":"1412.6116v2","created_at":"2026-05-18T02:20:30.363703+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.6116","created_at":"2026-05-18T02:20:30.363703+00:00"},{"alias_kind":"pith_short_12","alias_value":"GDUGUCOCFF3T","created_at":"2026-05-18T12:28:30.664211+00:00"},{"alias_kind":"pith_short_16","alias_value":"GDUGUCOCFF3TNMAE","created_at":"2026-05-18T12:28:30.664211+00:00"},{"alias_kind":"pith_short_8","alias_value":"GDUGUCOC","created_at":"2026-05-18T12:28:30.664211+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/GDUGUCOCFF3TNMAEU6SLWZBZQK","json":"https://pith.science/pith/GDUGUCOCFF3TNMAEU6SLWZBZQK.json","graph_json":"https://pith.science/api/pith-number/GDUGUCOCFF3TNMAEU6SLWZBZQK/graph.json","events_json":"https://pith.science/api/pith-number/GDUGUCOCFF3TNMAEU6SLWZBZQK/events.json","paper":"https://pith.science/paper/GDUGUCOC"},"agent_actions":{"view_html":"https://pith.science/pith/GDUGUCOCFF3TNMAEU6SLWZBZQK","download_json":"https://pith.science/pith/GDUGUCOCFF3TNMAEU6SLWZBZQK.json","view_paper":"https://pith.science/paper/GDUGUCOC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1412.6116&json=true","fetch_graph":"https://pith.science/api/pith-number/GDUGUCOCFF3TNMAEU6SLWZBZQK/graph.json","fetch_events":"https://pith.science/api/pith-number/GDUGUCOCFF3TNMAEU6SLWZBZQK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GDUGUCOCFF3TNMAEU6SLWZBZQK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GDUGUCOCFF3TNMAEU6SLWZBZQK/action/storage_attestation","attest_author":"https://pith.science/pith/GDUGUCOCFF3TNMAEU6SLWZBZQK/action/author_attestation","sign_citation":"https://pith.science/pith/GDUGUCOCFF3TNMAEU6SLWZBZQK/action/citation_signature","submit_replication":"https://pith.science/pith/GDUGUCOCFF3TNMAEU6SLWZBZQK/action/replication_record"}},"created_at":"2026-05-18T02:20:30.363703+00:00","updated_at":"2026-05-18T02:20:30.363703+00:00"}