{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:ALE2VPJWHEYAJU7R6MOVSY2DB2","short_pith_number":"pith:ALE2VPJW","schema_version":"1.0","canonical_sha256":"02c9aabd36393004d3f1f31d5963430e81516424759d10cb87828adaa865cf34","source":{"kind":"arxiv","id":"2409.02028","version":2},"attestation_state":"computed","paper":{"title":"Towards a micromechanical qubit based on quantized oscillations in superfluid helium","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Eran Ginossar, Jens Koch, Priya Sharma","submitted_at":"2024-09-03T16:22:21Z","abstract_excerpt":"Superconducting circuits can exhibit quantized energy levels and long coherence times. Harnessing the anharmonicity offered by Josephson junctions, such circuits have been successfully employed as qubits, quantum limited amplifiers and sensors. Here, we consider superfluidity as the charge-neutral analogue of superconductivity. Both dissipationless mass flow and Josephson tunneling have been demonstrated in superfluid helium. We propose a quantum device, consisting of a superfluid weak link and a mechanical element. The superfluid motion in this device is quantized. The resulting discrete ener"},"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":"2409.02028","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-09-03T16:22:21Z","cross_cats_sorted":[],"title_canon_sha256":"7d48bf9f769e743d246eaa6e6d7748437b9c9c440f7d913d1e2ad62a1db1cf6e","abstract_canon_sha256":"093cd565208bc3ac1659ec72dad27c392dac38224616e6213ac6aa717335b65d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:25:03.809923Z","signature_b64":"3MLv3fw0un0ywLsVWpy9uUPbMEhbM0qsA0OA+En0NYijwieWWa5q85Yoq7hqj8PlAuiBLDusq6izGYrdQmktDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"02c9aabd36393004d3f1f31d5963430e81516424759d10cb87828adaa865cf34","last_reissued_at":"2026-07-05T11:25:03.809415Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:25:03.809415Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Towards a micromechanical qubit based on quantized oscillations in superfluid helium","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Eran Ginossar, Jens Koch, Priya Sharma","submitted_at":"2024-09-03T16:22:21Z","abstract_excerpt":"Superconducting circuits can exhibit quantized energy levels and long coherence times. Harnessing the anharmonicity offered by Josephson junctions, such circuits have been successfully employed as qubits, quantum limited amplifiers and sensors. Here, we consider superfluidity as the charge-neutral analogue of superconductivity. Both dissipationless mass flow and Josephson tunneling have been demonstrated in superfluid helium. We propose a quantum device, consisting of a superfluid weak link and a mechanical element. The superfluid motion in this device is quantized. The resulting discrete ener"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.02028","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2409.02028/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2409.02028","created_at":"2026-07-05T11:25:03.809473+00:00"},{"alias_kind":"arxiv_version","alias_value":"2409.02028v2","created_at":"2026-07-05T11:25:03.809473+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.02028","created_at":"2026-07-05T11:25:03.809473+00:00"},{"alias_kind":"pith_short_12","alias_value":"ALE2VPJWHEYA","created_at":"2026-07-05T11:25:03.809473+00:00"},{"alias_kind":"pith_short_16","alias_value":"ALE2VPJWHEYAJU7R","created_at":"2026-07-05T11:25:03.809473+00:00"},{"alias_kind":"pith_short_8","alias_value":"ALE2VPJW","created_at":"2026-07-05T11:25:03.809473+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.28289","citing_title":"Mechanical Squeezed-Fock Gravimeter","ref_index":39,"is_internal_anchor":false},{"citing_arxiv_id":"2604.14950","citing_title":"Quantum gravimetry with mechanical qubits","ref_index":54,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ALE2VPJWHEYAJU7R6MOVSY2DB2","json":"https://pith.science/pith/ALE2VPJWHEYAJU7R6MOVSY2DB2.json","graph_json":"https://pith.science/api/pith-number/ALE2VPJWHEYAJU7R6MOVSY2DB2/graph.json","events_json":"https://pith.science/api/pith-number/ALE2VPJWHEYAJU7R6MOVSY2DB2/events.json","paper":"https://pith.science/paper/ALE2VPJW"},"agent_actions":{"view_html":"https://pith.science/pith/ALE2VPJWHEYAJU7R6MOVSY2DB2","download_json":"https://pith.science/pith/ALE2VPJWHEYAJU7R6MOVSY2DB2.json","view_paper":"https://pith.science/paper/ALE2VPJW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2409.02028&json=true","fetch_graph":"https://pith.science/api/pith-number/ALE2VPJWHEYAJU7R6MOVSY2DB2/graph.json","fetch_events":"https://pith.science/api/pith-number/ALE2VPJWHEYAJU7R6MOVSY2DB2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ALE2VPJWHEYAJU7R6MOVSY2DB2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ALE2VPJWHEYAJU7R6MOVSY2DB2/action/storage_attestation","attest_author":"https://pith.science/pith/ALE2VPJWHEYAJU7R6MOVSY2DB2/action/author_attestation","sign_citation":"https://pith.science/pith/ALE2VPJWHEYAJU7R6MOVSY2DB2/action/citation_signature","submit_replication":"https://pith.science/pith/ALE2VPJWHEYAJU7R6MOVSY2DB2/action/replication_record"}},"created_at":"2026-07-05T11:25:03.809473+00:00","updated_at":"2026-07-05T11:25:03.809473+00:00"}