{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:FCM7BXENZIB3BFQDUQKPHINIZH","short_pith_number":"pith:FCM7BXEN","schema_version":"1.0","canonical_sha256":"2899f0dc8dca03b09603a414f3a1a8c9f7ed98e3cc758b67c87d87ed573e0bf8","source":{"kind":"arxiv","id":"2607.16592","version":1},"attestation_state":"computed","paper":{"title":"Quantum dynamics of a levitated ferromagnetic gyroscope","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"quant-ph","authors_text":"Derek F. Jackson Kimball","submitted_at":"2026-07-18T02:24:04Z","abstract_excerpt":"We develop a quantum model for the rotational dynamics of a freely floating levitated ferromagnetic gyroscope (LFG), emphasizing the interplay between intrinsic spin $\\boldsymbol{S}$, mechanical angular momentum $\\boldsymbol{L}$, and magnetic torque. The conserved total angular momentum projection along the $z$-directed magnetic field $\\boldsymbol{B}$, $J_z=S_z+L_z$, is quantized, leading in the small-libration-amplitude limit to discrete precessional states $|m\\rangle$ (eigenstates of $J_z$ with eigenvalues $J_z = m\\hbar$) and librational harmonic oscillator states $|n\\rangle$ ($n=0,1,2,\\ldot"},"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":"2607.16592","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2026-07-18T02:24:04Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"4e35eacc796bb6a76865434bb6466e33c94ebafb09a7ff11fe550864d83b945d","abstract_canon_sha256":"051857ec2b2bd4c26783f651840f3426757514bbaff3bf4b4820b280f014913d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-21T00:20:27.263278Z","signature_b64":"zkQ2mCyUj+emXbSkTTv99hHIt7Ooh8gAuj97n3f9xkkzq58E/wrIfR71rqlQ7/djGK9XXmOa1IRCaM0cPWTkDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2899f0dc8dca03b09603a414f3a1a8c9f7ed98e3cc758b67c87d87ed573e0bf8","last_reissued_at":"2026-07-21T00:20:27.262408Z","signature_status":"signed_v1","first_computed_at":"2026-07-21T00:20:27.262408Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quantum dynamics of a levitated ferromagnetic gyroscope","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"quant-ph","authors_text":"Derek F. Jackson Kimball","submitted_at":"2026-07-18T02:24:04Z","abstract_excerpt":"We develop a quantum model for the rotational dynamics of a freely floating levitated ferromagnetic gyroscope (LFG), emphasizing the interplay between intrinsic spin $\\boldsymbol{S}$, mechanical angular momentum $\\boldsymbol{L}$, and magnetic torque. The conserved total angular momentum projection along the $z$-directed magnetic field $\\boldsymbol{B}$, $J_z=S_z+L_z$, is quantized, leading in the small-libration-amplitude limit to discrete precessional states $|m\\rangle$ (eigenstates of $J_z$ with eigenvalues $J_z = m\\hbar$) and librational harmonic oscillator states $|n\\rangle$ ($n=0,1,2,\\ldot"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.16592","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/2607.16592/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":"2607.16592","created_at":"2026-07-21T00:20:27.262871+00:00"},{"alias_kind":"arxiv_version","alias_value":"2607.16592v1","created_at":"2026-07-21T00:20:27.262871+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.16592","created_at":"2026-07-21T00:20:27.262871+00:00"},{"alias_kind":"pith_short_12","alias_value":"FCM7BXENZIB3","created_at":"2026-07-21T00:20:27.262871+00:00"},{"alias_kind":"pith_short_16","alias_value":"FCM7BXENZIB3BFQD","created_at":"2026-07-21T00:20:27.262871+00:00"},{"alias_kind":"pith_short_8","alias_value":"FCM7BXEN","created_at":"2026-07-21T00:20:27.262871+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/FCM7BXENZIB3BFQDUQKPHINIZH","json":"https://pith.science/pith/FCM7BXENZIB3BFQDUQKPHINIZH.json","graph_json":"https://pith.science/api/pith-number/FCM7BXENZIB3BFQDUQKPHINIZH/graph.json","events_json":"https://pith.science/api/pith-number/FCM7BXENZIB3BFQDUQKPHINIZH/events.json","paper":"https://pith.science/paper/FCM7BXEN"},"agent_actions":{"view_html":"https://pith.science/pith/FCM7BXENZIB3BFQDUQKPHINIZH","download_json":"https://pith.science/pith/FCM7BXENZIB3BFQDUQKPHINIZH.json","view_paper":"https://pith.science/paper/FCM7BXEN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2607.16592&json=true","fetch_graph":"https://pith.science/api/pith-number/FCM7BXENZIB3BFQDUQKPHINIZH/graph.json","fetch_events":"https://pith.science/api/pith-number/FCM7BXENZIB3BFQDUQKPHINIZH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FCM7BXENZIB3BFQDUQKPHINIZH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FCM7BXENZIB3BFQDUQKPHINIZH/action/storage_attestation","attest_author":"https://pith.science/pith/FCM7BXENZIB3BFQDUQKPHINIZH/action/author_attestation","sign_citation":"https://pith.science/pith/FCM7BXENZIB3BFQDUQKPHINIZH/action/citation_signature","submit_replication":"https://pith.science/pith/FCM7BXENZIB3BFQDUQKPHINIZH/action/replication_record"}},"created_at":"2026-07-21T00:20:27.262871+00:00","updated_at":"2026-07-21T00:20:27.262871+00:00"}