{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:ZGT5YVZAZTDQGL7TLRIIIJRE36","short_pith_number":"pith:ZGT5YVZA","schema_version":"1.0","canonical_sha256":"c9a7dc5720ccc7032ff35c50842624df95bfebaca2f3c282bfa0b591d7f11db8","source":{"kind":"arxiv","id":"1409.1497","version":1},"attestation_state":"computed","paper":{"title":"High-efficiency resonant amplification of weak magnetic fields for single spin magnetometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.mes-hall","authors_text":"Amir Yacoby, Daniel Loss, Fabio L. Pedrocchi, Luka Trifunovic, Patrick Maletinsky, Silas Hoffman","submitted_at":"2014-09-04T17:16:48Z","abstract_excerpt":"We demonstrate theoretically that by placing a ferromagnetic particle between a nitrogen-vacancy (NV) magnetometer and a target spin, the magnetometer sensitivity is increased dramatically. Specifically, using materials and techniques already experimentally available, we find that by taking advantage of the ferromagnetic resonance the minimum magnetic moment that can be measured is smaller by four orders of magnitude in comparison to current state-of-the-art magnetometers. As such, our proposed setup is sensitive enough to detect a single nuclear spin at a distance of $30$~nm from the surface "},"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":"1409.1497","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-09-04T17:16:48Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"a602c55976b6b1e302132b9a265e122048c2637e2f56ee9c9bf85c4e73c25123","abstract_canon_sha256":"d7d06d08be722044ef3483f56f9d5dc06ee82e8056a37f40afa323e717ee79ce"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:27:05.637081Z","signature_b64":"vjo7dDs69VdDD/9SZImJLthLNa89vPNDEA0273MTXP6PBTWAPH00yigiaK7kV0ZTjnZCa340dZ4Vmuv+EQJ/Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c9a7dc5720ccc7032ff35c50842624df95bfebaca2f3c282bfa0b591d7f11db8","last_reissued_at":"2026-05-18T01:27:05.636383Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:27:05.636383Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"High-efficiency resonant amplification of weak magnetic fields for single spin magnetometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.mes-hall","authors_text":"Amir Yacoby, Daniel Loss, Fabio L. Pedrocchi, Luka Trifunovic, Patrick Maletinsky, Silas Hoffman","submitted_at":"2014-09-04T17:16:48Z","abstract_excerpt":"We demonstrate theoretically that by placing a ferromagnetic particle between a nitrogen-vacancy (NV) magnetometer and a target spin, the magnetometer sensitivity is increased dramatically. Specifically, using materials and techniques already experimentally available, we find that by taking advantage of the ferromagnetic resonance the minimum magnetic moment that can be measured is smaller by four orders of magnitude in comparison to current state-of-the-art magnetometers. As such, our proposed setup is sensitive enough to detect a single nuclear spin at a distance of $30$~nm from the surface "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.1497","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":""},"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":"1409.1497","created_at":"2026-05-18T01:27:05.636494+00:00"},{"alias_kind":"arxiv_version","alias_value":"1409.1497v1","created_at":"2026-05-18T01:27:05.636494+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.1497","created_at":"2026-05-18T01:27:05.636494+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZGT5YVZAZTDQ","created_at":"2026-05-18T12:28:59.999130+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZGT5YVZAZTDQGL7T","created_at":"2026-05-18T12:28:59.999130+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZGT5YVZA","created_at":"2026-05-18T12:28:59.999130+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/ZGT5YVZAZTDQGL7TLRIIIJRE36","json":"https://pith.science/pith/ZGT5YVZAZTDQGL7TLRIIIJRE36.json","graph_json":"https://pith.science/api/pith-number/ZGT5YVZAZTDQGL7TLRIIIJRE36/graph.json","events_json":"https://pith.science/api/pith-number/ZGT5YVZAZTDQGL7TLRIIIJRE36/events.json","paper":"https://pith.science/paper/ZGT5YVZA"},"agent_actions":{"view_html":"https://pith.science/pith/ZGT5YVZAZTDQGL7TLRIIIJRE36","download_json":"https://pith.science/pith/ZGT5YVZAZTDQGL7TLRIIIJRE36.json","view_paper":"https://pith.science/paper/ZGT5YVZA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1409.1497&json=true","fetch_graph":"https://pith.science/api/pith-number/ZGT5YVZAZTDQGL7TLRIIIJRE36/graph.json","fetch_events":"https://pith.science/api/pith-number/ZGT5YVZAZTDQGL7TLRIIIJRE36/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZGT5YVZAZTDQGL7TLRIIIJRE36/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZGT5YVZAZTDQGL7TLRIIIJRE36/action/storage_attestation","attest_author":"https://pith.science/pith/ZGT5YVZAZTDQGL7TLRIIIJRE36/action/author_attestation","sign_citation":"https://pith.science/pith/ZGT5YVZAZTDQGL7TLRIIIJRE36/action/citation_signature","submit_replication":"https://pith.science/pith/ZGT5YVZAZTDQGL7TLRIIIJRE36/action/replication_record"}},"created_at":"2026-05-18T01:27:05.636494+00:00","updated_at":"2026-05-18T01:27:05.636494+00:00"}