{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:KDGAMNNAMOCVDEMKPTM4ZB5GWO","short_pith_number":"pith:KDGAMNNA","schema_version":"1.0","canonical_sha256":"50cc0635a0638551918a7cd9cc87a6b3a4a80045d44325024e46e4cc9ae915bc","source":{"kind":"arxiv","id":"2601.13265","version":1},"attestation_state":"computed","paper":{"title":"Microscopic Quantum Friction","license":"http://creativecommons.org/licenses/by/4.0/","headline":"Quantum friction between two ground-state atoms arises from their relative motion coupled to dispersive response, appearing as odd-order terms in a velocity power series.","cross_cats":[],"primary_cat":"quant-ph","authors_text":"C. Farina, F. Impens, P. A. Maia Neto, Pedro H. Pereira, R. de Melo e Souza","submitted_at":"2026-01-19T18:00:07Z","abstract_excerpt":"We report on a microscopic theory of quantum friction. Our approach investigates the interplay between the dispersive response and the relative center-of-mass motion of two ground-state atoms. This coupling yields a quantum force, which can be expressed as a power series in the velocity. The significance of each contribution depends on its order parity: while even-order terms are reversible, odd-order terms are irreversible and only survive in the presence of an internal dissipation mechanism. In addition, we obtain general, model-independent properties for the work performed by these contribu"},"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":true,"formal_links_present":false},"canonical_record":{"source":{"id":"2601.13265","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2026-01-19T18:00:07Z","cross_cats_sorted":[],"title_canon_sha256":"9d56c7cda10c6723053d3a6ebd1cab812fe35de37d554ac6610d36e5f9257f49","abstract_canon_sha256":"d55040e437f829ca4b5e811baced26353b02fe40397986f3f6fd7dcad3c3f36c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:39:16.620125Z","signature_b64":"pMLgZgAKepbL5pncJbendyTlkUGJDsc7n8fkN8iUgK42/vT8KxUaDWU6J5Rl1cFRtZ7VRzhxYQCQCQU0N451Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"50cc0635a0638551918a7cd9cc87a6b3a4a80045d44325024e46e4cc9ae915bc","last_reissued_at":"2026-05-17T23:39:16.619367Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:39:16.619367Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Microscopic Quantum Friction","license":"http://creativecommons.org/licenses/by/4.0/","headline":"Quantum friction between two ground-state atoms arises from their relative motion coupled to dispersive response, appearing as odd-order terms in a velocity power series.","cross_cats":[],"primary_cat":"quant-ph","authors_text":"C. Farina, F. Impens, P. A. Maia Neto, Pedro H. Pereira, R. de Melo e Souza","submitted_at":"2026-01-19T18:00:07Z","abstract_excerpt":"We report on a microscopic theory of quantum friction. Our approach investigates the interplay between the dispersive response and the relative center-of-mass motion of two ground-state atoms. This coupling yields a quantum force, which can be expressed as a power series in the velocity. The significance of each contribution depends on its order parity: while even-order terms are reversible, odd-order terms are irreversible and only survive in the presence of an internal dissipation mechanism. In addition, we obtain general, model-independent properties for the work performed by these contribu"},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"Our microscopic theory reveals that several properties of quantum friction obtained in specific settings -- such as the cubic dependence on velocity at zero temperature -- are indeed universal features already present at the atomic scale.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"The requirement that odd-order terms survive only in the presence of an internal dissipation mechanism, together with the assumption that the derived force properties hold for arbitrary scattering trajectories without further model details.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"Microscopic quantum friction emerges as odd-order velocity terms from atom-atom dispersive interactions, with first-order dominance at room temperature and universal features like zero-temperature cubic velocity dependence already present at atomic scale.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"Quantum friction between two ground-state atoms arises from their relative motion coupled to dispersive response, appearing as odd-order terms in a velocity power series.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"e81443bcc904b1d14a94ba9b9faf9ff8048b4e5a06abbe942d3a3ed69737cb3b"},"source":{"id":"2601.13265","kind":"arxiv","version":1},"verdict":{"id":"d1e2ee89-c912-4966-9ee0-d840a26a4915","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-16T13:13:05.681725Z","strongest_claim":"Our microscopic theory reveals that several properties of quantum friction obtained in specific settings -- such as the cubic dependence on velocity at zero temperature -- are indeed universal features already present at the atomic scale.","one_line_summary":"Microscopic quantum friction emerges as odd-order velocity terms from atom-atom dispersive interactions, with first-order dominance at room temperature and universal features like zero-temperature cubic velocity dependence already present at atomic scale.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"The requirement that odd-order terms survive only in the presence of an internal dissipation mechanism, together with the assumption that the derived force properties hold for arbitrary scattering trajectories without further model details.","pith_extraction_headline":"Quantum friction between two ground-state atoms arises from their relative motion coupled to dispersive response, appearing as odd-order terms in a velocity power series."},"references":{"count":38,"sample":[{"doi":"","year":2010,"title":"A. Manjavacas and F. J. García de Abajo, Vacuum friction in rotating particles, Phys. Rev. Lett. 105, 113601 (2010)","work_id":"e2b0017d-023b-43eb-90e9-d192da4bfeb6","ref_index":1,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2021,"title":"Z. Xu, Z. Jacob, and T. Li, Enhancement of rotational vacuum friction by surface photon tunneling, Nanophotonics 10, 537 (2021)","work_id":"6ff79dda-3b1e-4e92-b142-b04479acce70","ref_index":2,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2019,"title":"S. Sanders, W. J. M. Kort-Kamp, D. A. R. Dalvit, and A. Manjavacas, Nanoscale transfer of angular momentum mediated by the casimir torque, Commun.Phys. 2, 71 (2019)","work_id":"78a08dd0-de97-44af-98f1-999513afe75c","ref_index":3,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2021,"title":"G. Matos, R. de Melo e Souza, P. M. Neto, and F. Impens, Quantum vacuum sagnac effect, Phys. Rev. Lett. 127, 270401 (2021)","work_id":"f08bfc01-ac9e-4531-b1bd-3f858fe92ebb","ref_index":4,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2025,"title":"H. S. G. Amaral, P. P. Abrantes, F. Impens, P. A. M. Neto, and R. de Melo e Souza, Tailoring the van der waals interaction with rotation, Phys.Rev.Lett. 135, 243601 (2025)","work_id":"749c8633-7cc1-4550-a35f-51913b914349","ref_index":5,"cited_arxiv_id":"","is_internal_anchor":false}],"resolved_work":38,"snapshot_sha256":"4ca2371ad904c8c8ed09ccbbcf347b11498379b56f0265e201cb577323e31882","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":"2601.13265","created_at":"2026-05-17T23:39:16.619484+00:00"},{"alias_kind":"arxiv_version","alias_value":"2601.13265v1","created_at":"2026-05-17T23:39:16.619484+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2601.13265","created_at":"2026-05-17T23:39:16.619484+00:00"},{"alias_kind":"pith_short_12","alias_value":"KDGAMNNAMOCV","created_at":"2026-05-18T12:33:37.589309+00:00"},{"alias_kind":"pith_short_16","alias_value":"KDGAMNNAMOCVDEMK","created_at":"2026-05-18T12:33:37.589309+00:00"},{"alias_kind":"pith_short_8","alias_value":"KDGAMNNA","created_at":"2026-05-18T12:33:37.589309+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/KDGAMNNAMOCVDEMKPTM4ZB5GWO","json":"https://pith.science/pith/KDGAMNNAMOCVDEMKPTM4ZB5GWO.json","graph_json":"https://pith.science/api/pith-number/KDGAMNNAMOCVDEMKPTM4ZB5GWO/graph.json","events_json":"https://pith.science/api/pith-number/KDGAMNNAMOCVDEMKPTM4ZB5GWO/events.json","paper":"https://pith.science/paper/KDGAMNNA"},"agent_actions":{"view_html":"https://pith.science/pith/KDGAMNNAMOCVDEMKPTM4ZB5GWO","download_json":"https://pith.science/pith/KDGAMNNAMOCVDEMKPTM4ZB5GWO.json","view_paper":"https://pith.science/paper/KDGAMNNA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2601.13265&json=true","fetch_graph":"https://pith.science/api/pith-number/KDGAMNNAMOCVDEMKPTM4ZB5GWO/graph.json","fetch_events":"https://pith.science/api/pith-number/KDGAMNNAMOCVDEMKPTM4ZB5GWO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KDGAMNNAMOCVDEMKPTM4ZB5GWO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KDGAMNNAMOCVDEMKPTM4ZB5GWO/action/storage_attestation","attest_author":"https://pith.science/pith/KDGAMNNAMOCVDEMKPTM4ZB5GWO/action/author_attestation","sign_citation":"https://pith.science/pith/KDGAMNNAMOCVDEMKPTM4ZB5GWO/action/citation_signature","submit_replication":"https://pith.science/pith/KDGAMNNAMOCVDEMKPTM4ZB5GWO/action/replication_record"}},"created_at":"2026-05-17T23:39:16.619484+00:00","updated_at":"2026-05-17T23:39:16.619484+00:00"}