{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:QHVOIP6SN54J2ZYBYXZ4URZVUI","short_pith_number":"pith:QHVOIP6S","canonical_record":{"source":{"id":"2203.16720","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-03-31T00:01:02Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"db9d531d051eb3449da9d1d61dab4030989fe4435aef4df1f3caac13fd927def","abstract_canon_sha256":"caa0ec83dd60d268f780c77da9cde7003e01a03754fb8372cd020269862b8513"},"schema_version":"1.0"},"canonical_sha256":"81eae43fd26f789d6701c5f3ca4735a23957cfc15ff9401163e0a42bcc41c48a","source":{"kind":"arxiv","id":"2203.16720","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.16720","created_at":"2026-07-05T06:10:59Z"},{"alias_kind":"arxiv_version","alias_value":"2203.16720v1","created_at":"2026-07-05T06:10:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.16720","created_at":"2026-07-05T06:10:59Z"},{"alias_kind":"pith_short_12","alias_value":"QHVOIP6SN54J","created_at":"2026-07-05T06:10:59Z"},{"alias_kind":"pith_short_16","alias_value":"QHVOIP6SN54J2ZYB","created_at":"2026-07-05T06:10:59Z"},{"alias_kind":"pith_short_8","alias_value":"QHVOIP6S","created_at":"2026-07-05T06:10:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:QHVOIP6SN54J2ZYBYXZ4URZVUI","target":"record","payload":{"canonical_record":{"source":{"id":"2203.16720","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-03-31T00:01:02Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"db9d531d051eb3449da9d1d61dab4030989fe4435aef4df1f3caac13fd927def","abstract_canon_sha256":"caa0ec83dd60d268f780c77da9cde7003e01a03754fb8372cd020269862b8513"},"schema_version":"1.0"},"canonical_sha256":"81eae43fd26f789d6701c5f3ca4735a23957cfc15ff9401163e0a42bcc41c48a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:10:59.964715Z","signature_b64":"5IAxYhY50d7p9ftEsou4yKVOfYcywMp6qIhOCTOihlH+tarNqGYiYitWCfneZiwo1HJRP7qp0XoedWbeoHReDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"81eae43fd26f789d6701c5f3ca4735a23957cfc15ff9401163e0a42bcc41c48a","last_reissued_at":"2026-07-05T06:10:59.964368Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:10:59.964368Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2203.16720","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:10:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8B0zksAQVUc/R8PZ9w+V7u1izyiM66OxnEcazFHvjA2xvMhT7VM3sYjOQjWzsCBGp4zK+4mPc8qlXCwNYAwACA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T06:17:25.086375Z"},"content_sha256":"50664eb9d099774479c66c19ec4e0854dcea224c658cf9fc3fef9c53aca0b0d9","schema_version":"1.0","event_id":"sha256:50664eb9d099774479c66c19ec4e0854dcea224c658cf9fc3fef9c53aca0b0d9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:QHVOIP6SN54J2ZYBYXZ4URZVUI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum Control of Spin Qubits Using Nanomagnets","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Jayasimha Atulasimha, Kang L. Wang, Louis-S. Bouchard, Md Fahim F. Chowdhury, Md Mahadi Rajib, Mohamad Niknam, Robert N. Schwartz, Walid Al Misba","submitted_at":"2022-03-31T00:01:02Z","abstract_excerpt":"Single-qubit gates are essential components of a universal quantum computer. Without selective addressing of individual qubits, scalable implementation of quantum algorithms is not possible. When the qubits are discrete points or regions on a lattice, the selective addressing of magnetic spin qubits at the nanoscale remains a challenge due to the difficulty of localizing and confining a classical divergence-free field to a small volume of space. Herein we propose a new technique for addressing spin qubits using voltage-control of nanoscale magnetism, exemplified by the use of voltage control o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.16720","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/2203.16720/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:10:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f3AjnFdlzF72efXd4jKOF6c6Qzd18yxT7dvi8paAVONru4XHcaV73td5cK8GB/Tw8Drv6kFalPmENMQoKcxECw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T06:17:25.086936Z"},"content_sha256":"96a7900361032b5cd6b0c874830395af707d154100998e48d1aa509687279dfa","schema_version":"1.0","event_id":"sha256:96a7900361032b5cd6b0c874830395af707d154100998e48d1aa509687279dfa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QHVOIP6SN54J2ZYBYXZ4URZVUI/bundle.json","state_url":"https://pith.science/pith/QHVOIP6SN54J2ZYBYXZ4URZVUI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QHVOIP6SN54J2ZYBYXZ4URZVUI/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-16T06:17:25Z","links":{"resolver":"https://pith.science/pith/QHVOIP6SN54J2ZYBYXZ4URZVUI","bundle":"https://pith.science/pith/QHVOIP6SN54J2ZYBYXZ4URZVUI/bundle.json","state":"https://pith.science/pith/QHVOIP6SN54J2ZYBYXZ4URZVUI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QHVOIP6SN54J2ZYBYXZ4URZVUI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:QHVOIP6SN54J2ZYBYXZ4URZVUI","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"caa0ec83dd60d268f780c77da9cde7003e01a03754fb8372cd020269862b8513","cross_cats_sorted":["quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-03-31T00:01:02Z","title_canon_sha256":"db9d531d051eb3449da9d1d61dab4030989fe4435aef4df1f3caac13fd927def"},"schema_version":"1.0","source":{"id":"2203.16720","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.16720","created_at":"2026-07-05T06:10:59Z"},{"alias_kind":"arxiv_version","alias_value":"2203.16720v1","created_at":"2026-07-05T06:10:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.16720","created_at":"2026-07-05T06:10:59Z"},{"alias_kind":"pith_short_12","alias_value":"QHVOIP6SN54J","created_at":"2026-07-05T06:10:59Z"},{"alias_kind":"pith_short_16","alias_value":"QHVOIP6SN54J2ZYB","created_at":"2026-07-05T06:10:59Z"},{"alias_kind":"pith_short_8","alias_value":"QHVOIP6S","created_at":"2026-07-05T06:10:59Z"}],"graph_snapshots":[{"event_id":"sha256:96a7900361032b5cd6b0c874830395af707d154100998e48d1aa509687279dfa","target":"graph","created_at":"2026-07-05T06:10:59Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2203.16720/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Single-qubit gates are essential components of a universal quantum computer. Without selective addressing of individual qubits, scalable implementation of quantum algorithms is not possible. When the qubits are discrete points or regions on a lattice, the selective addressing of magnetic spin qubits at the nanoscale remains a challenge due to the difficulty of localizing and confining a classical divergence-free field to a small volume of space. Herein we propose a new technique for addressing spin qubits using voltage-control of nanoscale magnetism, exemplified by the use of voltage control o","authors_text":"Jayasimha Atulasimha, Kang L. Wang, Louis-S. Bouchard, Md Fahim F. Chowdhury, Md Mahadi Rajib, Mohamad Niknam, Robert N. Schwartz, Walid Al Misba","cross_cats":["quant-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-03-31T00:01:02Z","title":"Quantum Control of Spin Qubits Using Nanomagnets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.16720","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:50664eb9d099774479c66c19ec4e0854dcea224c658cf9fc3fef9c53aca0b0d9","target":"record","created_at":"2026-07-05T06:10:59Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"caa0ec83dd60d268f780c77da9cde7003e01a03754fb8372cd020269862b8513","cross_cats_sorted":["quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-03-31T00:01:02Z","title_canon_sha256":"db9d531d051eb3449da9d1d61dab4030989fe4435aef4df1f3caac13fd927def"},"schema_version":"1.0","source":{"id":"2203.16720","kind":"arxiv","version":1}},"canonical_sha256":"81eae43fd26f789d6701c5f3ca4735a23957cfc15ff9401163e0a42bcc41c48a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"81eae43fd26f789d6701c5f3ca4735a23957cfc15ff9401163e0a42bcc41c48a","first_computed_at":"2026-07-05T06:10:59.964368Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:10:59.964368Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5IAxYhY50d7p9ftEsou4yKVOfYcywMp6qIhOCTOihlH+tarNqGYiYitWCfneZiwo1HJRP7qp0XoedWbeoHReDA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:10:59.964715Z","signed_message":"canonical_sha256_bytes"},"source_id":"2203.16720","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:50664eb9d099774479c66c19ec4e0854dcea224c658cf9fc3fef9c53aca0b0d9","sha256:96a7900361032b5cd6b0c874830395af707d154100998e48d1aa509687279dfa"],"state_sha256":"0e8042cffc66644eeec4092b8202eb75a3fefdba7377df19d987620f43f74b39"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4KjeLXePJnJHJW0xcpZhbt9xlNQWMckALBPwjnIhyda+VJdtcs42u2SPwViz/fd189CoKz4WIetTOkYjxiXECA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T06:17:25.090700Z","bundle_sha256":"45722447c379ba104a0b31afe0f35f189a0b286b07d7039ddee76904c42a1d2b"}}