{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:65KNH2OWR7KMZ2ZZLM7DZNHP3T","short_pith_number":"pith:65KNH2OW","schema_version":"1.0","canonical_sha256":"f754d3e9d68fd4cceb395b3e3cb4efdcd83a038e108ea42fca34fbdf5fc8397f","source":{"kind":"arxiv","id":"2110.01146","version":1},"attestation_state":"computed","paper":{"title":"Phonon-laser ultrasensitive force sensor","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.app-ph","physics.atom-ph","physics.ins-det"],"primary_cat":"quant-ph","authors_text":"Fei Zhou, Ji Li, Liang Chen, Mang Feng, Shuangqing Dai, Yaqi Wei, Zhichao Liu","submitted_at":"2021-10-04T01:51:59Z","abstract_excerpt":"Developing nano-mechanical oscillators for ultrasensitive force detection is of great importance in exploring science. We report our achievement of ultrasensitive detection of the external force regarding the radio-frequency electric field by a nano-sensor made of a single trapped $^{40}$Ca$^{+}$ ion under injection-locking, where squeezing is additionally applied to detection of the smallest force in the ion trap. The employed ion is confined stably in a surface electrode trap and works as a phonon laser that is very sensitive to the external disturbance. The injection-locking drove the ion's"},"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":"2110.01146","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-10-04T01:51:59Z","cross_cats_sorted":["physics.app-ph","physics.atom-ph","physics.ins-det"],"title_canon_sha256":"bb08a3364fe8496ece4f71ea75bd77bc270053912779d9ee1cc42031af4e9dfe","abstract_canon_sha256":"457ee71089c9aa072e09f5b81e6a899b586221c588f0bd4f6a93c15b42d5babf"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:19:52.320814Z","signature_b64":"KNf7jjCam8RCe98EvCeqUbi1GFtE1977RmhtVQSt8MEhpH7BqqOBUdnh3Y5ExZvXYtqG/X7HCLxGfwkUEmEkCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f754d3e9d68fd4cceb395b3e3cb4efdcd83a038e108ea42fca34fbdf5fc8397f","last_reissued_at":"2026-07-05T03:19:52.320434Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:19:52.320434Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Phonon-laser ultrasensitive force sensor","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.app-ph","physics.atom-ph","physics.ins-det"],"primary_cat":"quant-ph","authors_text":"Fei Zhou, Ji Li, Liang Chen, Mang Feng, Shuangqing Dai, Yaqi Wei, Zhichao Liu","submitted_at":"2021-10-04T01:51:59Z","abstract_excerpt":"Developing nano-mechanical oscillators for ultrasensitive force detection is of great importance in exploring science. We report our achievement of ultrasensitive detection of the external force regarding the radio-frequency electric field by a nano-sensor made of a single trapped $^{40}$Ca$^{+}$ ion under injection-locking, where squeezing is additionally applied to detection of the smallest force in the ion trap. The employed ion is confined stably in a surface electrode trap and works as a phonon laser that is very sensitive to the external disturbance. The injection-locking drove the ion's"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.01146","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2110.01146/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":"2110.01146","created_at":"2026-07-05T03:19:52.320496+00:00"},{"alias_kind":"arxiv_version","alias_value":"2110.01146v1","created_at":"2026-07-05T03:19:52.320496+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.01146","created_at":"2026-07-05T03:19:52.320496+00:00"},{"alias_kind":"pith_short_12","alias_value":"65KNH2OWR7KM","created_at":"2026-07-05T03:19:52.320496+00:00"},{"alias_kind":"pith_short_16","alias_value":"65KNH2OWR7KMZ2ZZ","created_at":"2026-07-05T03:19:52.320496+00:00"},{"alias_kind":"pith_short_8","alias_value":"65KNH2OW","created_at":"2026-07-05T03:19:52.320496+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2608.12404","citing_title":"Effects of Quantum Spin-Connection Foam in the Solar System, Galaxies, and the Universe","ref_index":56,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/65KNH2OWR7KMZ2ZZLM7DZNHP3T","json":"https://pith.science/pith/65KNH2OWR7KMZ2ZZLM7DZNHP3T.json","graph_json":"https://pith.science/api/pith-number/65KNH2OWR7KMZ2ZZLM7DZNHP3T/graph.json","events_json":"https://pith.science/api/pith-number/65KNH2OWR7KMZ2ZZLM7DZNHP3T/events.json","paper":"https://pith.science/paper/65KNH2OW"},"agent_actions":{"view_html":"https://pith.science/pith/65KNH2OWR7KMZ2ZZLM7DZNHP3T","download_json":"https://pith.science/pith/65KNH2OWR7KMZ2ZZLM7DZNHP3T.json","view_paper":"https://pith.science/paper/65KNH2OW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2110.01146&json=true","fetch_graph":"https://pith.science/api/pith-number/65KNH2OWR7KMZ2ZZLM7DZNHP3T/graph.json","fetch_events":"https://pith.science/api/pith-number/65KNH2OWR7KMZ2ZZLM7DZNHP3T/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/65KNH2OWR7KMZ2ZZLM7DZNHP3T/action/timestamp_anchor","attest_storage":"https://pith.science/pith/65KNH2OWR7KMZ2ZZLM7DZNHP3T/action/storage_attestation","attest_author":"https://pith.science/pith/65KNH2OWR7KMZ2ZZLM7DZNHP3T/action/author_attestation","sign_citation":"https://pith.science/pith/65KNH2OWR7KMZ2ZZLM7DZNHP3T/action/citation_signature","submit_replication":"https://pith.science/pith/65KNH2OWR7KMZ2ZZLM7DZNHP3T/action/replication_record"}},"created_at":"2026-07-05T03:19:52.320496+00:00","updated_at":"2026-07-05T03:19:52.320496+00:00"}