{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:5DIJXWOT47V6GWXK47DEPU2OUG","short_pith_number":"pith:5DIJXWOT","canonical_record":{"source":{"id":"1703.05674","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-03-16T15:31:41Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"6af4b1e053baec7f5572809ac365954c63c3e84145ae7c1243c92f21bcf846e4","abstract_canon_sha256":"70a819ebdc0a0e950081c1f71deec222b5416d4f6859a473c4f5799547636931"},"schema_version":"1.0"},"canonical_sha256":"e8d09bd9d3e7ebe35aeae7c647d34ea199f20fa62a4f6835fa795ede7c5db82e","source":{"kind":"arxiv","id":"1703.05674","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.05674","created_at":"2026-05-18T00:48:33Z"},{"alias_kind":"arxiv_version","alias_value":"1703.05674v1","created_at":"2026-05-18T00:48:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.05674","created_at":"2026-05-18T00:48:33Z"},{"alias_kind":"pith_short_12","alias_value":"5DIJXWOT47V6","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"5DIJXWOT47V6GWXK","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"5DIJXWOT","created_at":"2026-05-18T12:31:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:5DIJXWOT47V6GWXK47DEPU2OUG","target":"record","payload":{"canonical_record":{"source":{"id":"1703.05674","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-03-16T15:31:41Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"6af4b1e053baec7f5572809ac365954c63c3e84145ae7c1243c92f21bcf846e4","abstract_canon_sha256":"70a819ebdc0a0e950081c1f71deec222b5416d4f6859a473c4f5799547636931"},"schema_version":"1.0"},"canonical_sha256":"e8d09bd9d3e7ebe35aeae7c647d34ea199f20fa62a4f6835fa795ede7c5db82e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:48:33.674472Z","signature_b64":"1afzqD9Mmct/htvlVGj3KUkolaj6gaEXFqckvRl1mExGJgYYdW/DOAiaF9wFueLwmJlBLf1cJSj/WPpStgcWAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e8d09bd9d3e7ebe35aeae7c647d34ea199f20fa62a4f6835fa795ede7c5db82e","last_reissued_at":"2026-05-18T00:48:33.673919Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:48:33.673919Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.05674","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":"2026-05-18T00:48:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FsWf9379E2U332lILolx6ibbDy/YPDF0mI9zzP+8nNhcSR51Oeak9c/U2Ew1ZRduEbs4qwTeXkU8qra4P3gqBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:56:55.742772Z"},"content_sha256":"8ce757039202be67aa4ada02992ccbb5bfcd8ec721b326b446954975b6cad1d8","schema_version":"1.0","event_id":"sha256:8ce757039202be67aa4ada02992ccbb5bfcd8ec721b326b446954975b6cad1d8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:5DIJXWOT47V6GWXK47DEPU2OUG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Driving controlled entanglement in coupled flux qubits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Ana Laura Gramajo, Daniel Dom\\'inguez, Mar\\'ia Jos\\'e S\\'anchez","submitted_at":"2017-03-16T15:31:41Z","abstract_excerpt":"We study the manipulation of quantum entanglement by periodic external fields. As an entanglement measure we compute numerically the concurrence of two flux qubits coupled inductively and/or capacitively, both driven by a dc+ac magnetic flux. Also we find an analytical lower bound for the concurrence, where the dominant terms correspond to the concurrence in the Floquet states.\n  We show that it is possible to create or destroy entanglement in a controlled way by tuning the system at or near multiphoton resonances. We find that when the driving term of the Hamiltonian does not commute with the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.05674","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:48:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rc0sAYtKF98JuAFFFbMaBEZiCuVqV+6DDCZxgusfg3vloRtw/9fN+eFMygClj3Xc9llNkLeY00qTGea0dnWbCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:56:55.743461Z"},"content_sha256":"363a52a8627cf3bf05db57f3bb83d178aac857404f36d7d0c3ee5c101027dc01","schema_version":"1.0","event_id":"sha256:363a52a8627cf3bf05db57f3bb83d178aac857404f36d7d0c3ee5c101027dc01"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5DIJXWOT47V6GWXK47DEPU2OUG/bundle.json","state_url":"https://pith.science/pith/5DIJXWOT47V6GWXK47DEPU2OUG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5DIJXWOT47V6GWXK47DEPU2OUG/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":"2026-05-26T11:56:55Z","links":{"resolver":"https://pith.science/pith/5DIJXWOT47V6GWXK47DEPU2OUG","bundle":"https://pith.science/pith/5DIJXWOT47V6GWXK47DEPU2OUG/bundle.json","state":"https://pith.science/pith/5DIJXWOT47V6GWXK47DEPU2OUG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5DIJXWOT47V6GWXK47DEPU2OUG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:5DIJXWOT47V6GWXK47DEPU2OUG","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":"70a819ebdc0a0e950081c1f71deec222b5416d4f6859a473c4f5799547636931","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-03-16T15:31:41Z","title_canon_sha256":"6af4b1e053baec7f5572809ac365954c63c3e84145ae7c1243c92f21bcf846e4"},"schema_version":"1.0","source":{"id":"1703.05674","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.05674","created_at":"2026-05-18T00:48:33Z"},{"alias_kind":"arxiv_version","alias_value":"1703.05674v1","created_at":"2026-05-18T00:48:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.05674","created_at":"2026-05-18T00:48:33Z"},{"alias_kind":"pith_short_12","alias_value":"5DIJXWOT47V6","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"5DIJXWOT47V6GWXK","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"5DIJXWOT","created_at":"2026-05-18T12:31:00Z"}],"graph_snapshots":[{"event_id":"sha256:363a52a8627cf3bf05db57f3bb83d178aac857404f36d7d0c3ee5c101027dc01","target":"graph","created_at":"2026-05-18T00:48:33Z","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"},"paper":{"abstract_excerpt":"We study the manipulation of quantum entanglement by periodic external fields. As an entanglement measure we compute numerically the concurrence of two flux qubits coupled inductively and/or capacitively, both driven by a dc+ac magnetic flux. Also we find an analytical lower bound for the concurrence, where the dominant terms correspond to the concurrence in the Floquet states.\n  We show that it is possible to create or destroy entanglement in a controlled way by tuning the system at or near multiphoton resonances. We find that when the driving term of the Hamiltonian does not commute with the","authors_text":"Ana Laura Gramajo, Daniel Dom\\'inguez, Mar\\'ia Jos\\'e S\\'anchez","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-03-16T15:31:41Z","title":"Driving controlled entanglement in coupled flux qubits"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.05674","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":"sha256:8ce757039202be67aa4ada02992ccbb5bfcd8ec721b326b446954975b6cad1d8","target":"record","created_at":"2026-05-18T00:48:33Z","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":"70a819ebdc0a0e950081c1f71deec222b5416d4f6859a473c4f5799547636931","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-03-16T15:31:41Z","title_canon_sha256":"6af4b1e053baec7f5572809ac365954c63c3e84145ae7c1243c92f21bcf846e4"},"schema_version":"1.0","source":{"id":"1703.05674","kind":"arxiv","version":1}},"canonical_sha256":"e8d09bd9d3e7ebe35aeae7c647d34ea199f20fa62a4f6835fa795ede7c5db82e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e8d09bd9d3e7ebe35aeae7c647d34ea199f20fa62a4f6835fa795ede7c5db82e","first_computed_at":"2026-05-18T00:48:33.673919Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:48:33.673919Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1afzqD9Mmct/htvlVGj3KUkolaj6gaEXFqckvRl1mExGJgYYdW/DOAiaF9wFueLwmJlBLf1cJSj/WPpStgcWAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:48:33.674472Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.05674","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8ce757039202be67aa4ada02992ccbb5bfcd8ec721b326b446954975b6cad1d8","sha256:363a52a8627cf3bf05db57f3bb83d178aac857404f36d7d0c3ee5c101027dc01"],"state_sha256":"8edc3e0de6205178ce156ea17c311f5ed8a5ebcf312a547b600f7e47318784f6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WPZyJ98sBDlmQBWsw4VTS3LCSCTmhU5bEyr9TzROJscZWg6sldvV0QrbogQDtdocz4MbL+4GurfIV01n6QlSCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T11:56:55.747735Z","bundle_sha256":"a8864e5db16ec7663a3808148eb86eae925e51e586b41d36e7483adeda812c38"}}