{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:OBINMK5FST2GQXEEOA2PCB5ZNJ","short_pith_number":"pith:OBINMK5F","schema_version":"1.0","canonical_sha256":"7050d62ba594f4685c847034f107b96a63ad1ae42a8f76c265148a93a408cf8b","source":{"kind":"arxiv","id":"1709.04815","version":2},"attestation_state":"computed","paper":{"title":"Spin-valve Josephson junctions for cryogenic memory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Bethany M. Niedzielski, Joseph A. Glick, Jr., Norman O. Birge, R. Loloee, T.J. Bertus, W. P. Pratt","submitted_at":"2017-09-14T14:33:06Z","abstract_excerpt":"Josephson junctions containing two ferromagnetic layers are being considered for use in cryogenic memory. Our group recently demonstrated that the ground-state phase difference across such a junction with carefully chosen layer thicknesses could be controllably toggled between zero and $\\pi$ by switching the relative magnetization directions of the two layers between the antiparallel and parallel configurations. However, several technological issues must be addressed before those junctions can be used in a large-scale memory. Many of these issues can be more easily studied in single junctions,"},"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":"1709.04815","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2017-09-14T14:33:06Z","cross_cats_sorted":[],"title_canon_sha256":"ba43f4bbc11d8846505fee6d7fecb853130c77298249938f8e662c6fc5a41bbf","abstract_canon_sha256":"9fd36dfeb56852a12b59cdd525a57cc6a2a608165b36a1e67f1e1d6b5a920ce1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:24:16.329792Z","signature_b64":"Gw+V0aKBMhJtH54DfmbaGRV3h7/BaKhucRpLN6NBkYa9wInWwXgpOQnZ4/jOaqLJ18VynL0PcNA1y6ihpNq7Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7050d62ba594f4685c847034f107b96a63ad1ae42a8f76c265148a93a408cf8b","last_reissued_at":"2026-05-18T00:24:16.329297Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:24:16.329297Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spin-valve Josephson junctions for cryogenic memory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Bethany M. Niedzielski, Joseph A. Glick, Jr., Norman O. Birge, R. Loloee, T.J. Bertus, W. P. Pratt","submitted_at":"2017-09-14T14:33:06Z","abstract_excerpt":"Josephson junctions containing two ferromagnetic layers are being considered for use in cryogenic memory. Our group recently demonstrated that the ground-state phase difference across such a junction with carefully chosen layer thicknesses could be controllably toggled between zero and $\\pi$ by switching the relative magnetization directions of the two layers between the antiparallel and parallel configurations. However, several technological issues must be addressed before those junctions can be used in a large-scale memory. Many of these issues can be more easily studied in single junctions,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.04815","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":""},"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":"1709.04815","created_at":"2026-05-18T00:24:16.329390+00:00"},{"alias_kind":"arxiv_version","alias_value":"1709.04815v2","created_at":"2026-05-18T00:24:16.329390+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.04815","created_at":"2026-05-18T00:24:16.329390+00:00"},{"alias_kind":"pith_short_12","alias_value":"OBINMK5FST2G","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_16","alias_value":"OBINMK5FST2GQXEE","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_8","alias_value":"OBINMK5F","created_at":"2026-05-18T12:31:34.259226+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/OBINMK5FST2GQXEEOA2PCB5ZNJ","json":"https://pith.science/pith/OBINMK5FST2GQXEEOA2PCB5ZNJ.json","graph_json":"https://pith.science/api/pith-number/OBINMK5FST2GQXEEOA2PCB5ZNJ/graph.json","events_json":"https://pith.science/api/pith-number/OBINMK5FST2GQXEEOA2PCB5ZNJ/events.json","paper":"https://pith.science/paper/OBINMK5F"},"agent_actions":{"view_html":"https://pith.science/pith/OBINMK5FST2GQXEEOA2PCB5ZNJ","download_json":"https://pith.science/pith/OBINMK5FST2GQXEEOA2PCB5ZNJ.json","view_paper":"https://pith.science/paper/OBINMK5F","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1709.04815&json=true","fetch_graph":"https://pith.science/api/pith-number/OBINMK5FST2GQXEEOA2PCB5ZNJ/graph.json","fetch_events":"https://pith.science/api/pith-number/OBINMK5FST2GQXEEOA2PCB5ZNJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OBINMK5FST2GQXEEOA2PCB5ZNJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OBINMK5FST2GQXEEOA2PCB5ZNJ/action/storage_attestation","attest_author":"https://pith.science/pith/OBINMK5FST2GQXEEOA2PCB5ZNJ/action/author_attestation","sign_citation":"https://pith.science/pith/OBINMK5FST2GQXEEOA2PCB5ZNJ/action/citation_signature","submit_replication":"https://pith.science/pith/OBINMK5FST2GQXEEOA2PCB5ZNJ/action/replication_record"}},"created_at":"2026-05-18T00:24:16.329390+00:00","updated_at":"2026-05-18T00:24:16.329390+00:00"}