{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:D2YLUWSNWDF6H4BYOAN6PUSBH2","short_pith_number":"pith:D2YLUWSN","schema_version":"1.0","canonical_sha256":"1eb0ba5a4db0cbe3f038701be7d2413e8506f2dc3a25aa599b86a7a11789687e","source":{"kind":"arxiv","id":"1103.3043","version":1},"attestation_state":"computed","paper":{"title":"Quantum computation with prethreshold superconducting qubits: Single-excitation subspace approach","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Andrei Galiautdinov, Michael R. Geller","submitted_at":"2011-03-15T21:04:00Z","abstract_excerpt":"We describe an alternative approach to quantum computation that is ideally suited for today's sub-threshold-fidelity qubits, and which can be applied to a family of hardware models that includes superconducting qubits with tunable coupling. In this approach, the computation on an n-qubit processor is carried out in the n-dimensional single-excitation subspace (SES) of the full 2^n-dimensional Hilbert space. Because any real Hamiltonian can be directly generated in the SES [E. J. Pritchett et al., arXiv:1008.0701], high-dimensional unitary operations can be carried out in a single step, bypassi"},"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":"1103.3043","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-03-15T21:04:00Z","cross_cats_sorted":[],"title_canon_sha256":"1822443d744a99f4cfe55864657ff9193e5e23ed2fccc126cb2858e80abc2e93","abstract_canon_sha256":"74943cebe95eaffa5e99d7add2b3156dcfbe24ea6a1d7065585fd53fdf859483"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:26:44.960995Z","signature_b64":"YpenLU71wk09IwazaBwbIY0d9myc/OjjOWNP6lx2Xlv79PjUtCoV3zeZubi+bYPJninGwzHUrZI1uVn5ZwtbAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1eb0ba5a4db0cbe3f038701be7d2413e8506f2dc3a25aa599b86a7a11789687e","last_reissued_at":"2026-05-18T04:26:44.960455Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:26:44.960455Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quantum computation with prethreshold superconducting qubits: Single-excitation subspace approach","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Andrei Galiautdinov, Michael R. Geller","submitted_at":"2011-03-15T21:04:00Z","abstract_excerpt":"We describe an alternative approach to quantum computation that is ideally suited for today's sub-threshold-fidelity qubits, and which can be applied to a family of hardware models that includes superconducting qubits with tunable coupling. In this approach, the computation on an n-qubit processor is carried out in the n-dimensional single-excitation subspace (SES) of the full 2^n-dimensional Hilbert space. Because any real Hamiltonian can be directly generated in the SES [E. J. Pritchett et al., arXiv:1008.0701], high-dimensional unitary operations can be carried out in a single step, bypassi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.3043","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":"1103.3043","created_at":"2026-05-18T04:26:44.960530+00:00"},{"alias_kind":"arxiv_version","alias_value":"1103.3043v1","created_at":"2026-05-18T04:26:44.960530+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.3043","created_at":"2026-05-18T04:26:44.960530+00:00"},{"alias_kind":"pith_short_12","alias_value":"D2YLUWSNWDF6","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_16","alias_value":"D2YLUWSNWDF6H4BY","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_8","alias_value":"D2YLUWSN","created_at":"2026-05-18T12:26:26.731475+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/D2YLUWSNWDF6H4BYOAN6PUSBH2","json":"https://pith.science/pith/D2YLUWSNWDF6H4BYOAN6PUSBH2.json","graph_json":"https://pith.science/api/pith-number/D2YLUWSNWDF6H4BYOAN6PUSBH2/graph.json","events_json":"https://pith.science/api/pith-number/D2YLUWSNWDF6H4BYOAN6PUSBH2/events.json","paper":"https://pith.science/paper/D2YLUWSN"},"agent_actions":{"view_html":"https://pith.science/pith/D2YLUWSNWDF6H4BYOAN6PUSBH2","download_json":"https://pith.science/pith/D2YLUWSNWDF6H4BYOAN6PUSBH2.json","view_paper":"https://pith.science/paper/D2YLUWSN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1103.3043&json=true","fetch_graph":"https://pith.science/api/pith-number/D2YLUWSNWDF6H4BYOAN6PUSBH2/graph.json","fetch_events":"https://pith.science/api/pith-number/D2YLUWSNWDF6H4BYOAN6PUSBH2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/D2YLUWSNWDF6H4BYOAN6PUSBH2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/D2YLUWSNWDF6H4BYOAN6PUSBH2/action/storage_attestation","attest_author":"https://pith.science/pith/D2YLUWSNWDF6H4BYOAN6PUSBH2/action/author_attestation","sign_citation":"https://pith.science/pith/D2YLUWSNWDF6H4BYOAN6PUSBH2/action/citation_signature","submit_replication":"https://pith.science/pith/D2YLUWSNWDF6H4BYOAN6PUSBH2/action/replication_record"}},"created_at":"2026-05-18T04:26:44.960530+00:00","updated_at":"2026-05-18T04:26:44.960530+00:00"}