{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:RVAGXIQMOJ22COJCSPT4P6U3CU","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":"ef03937b35e0356f3f6f4c3b29bc21fa491ebe38370cc7ad9523c9589aec976d","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2007-10-22T08:53:55Z","title_canon_sha256":"a772d6f989fff394c30ccc4d3694e597a82592a2387571af7d956e305ef1c442"},"schema_version":"1.0","source":{"id":"0710.3996","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0710.3996","created_at":"2026-07-04T15:05:05Z"},{"alias_kind":"arxiv_version","alias_value":"0710.3996v1","created_at":"2026-07-04T15:05:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0710.3996","created_at":"2026-07-04T15:05:05Z"},{"alias_kind":"pith_short_12","alias_value":"RVAGXIQMOJ22","created_at":"2026-07-04T15:05:05Z"},{"alias_kind":"pith_short_16","alias_value":"RVAGXIQMOJ22COJC","created_at":"2026-07-04T15:05:05Z"},{"alias_kind":"pith_short_8","alias_value":"RVAGXIQM","created_at":"2026-07-04T15:05:05Z"}],"graph_snapshots":[{"event_id":"sha256:06a62827fbfd97e5938b096da36e6ee2acde3c3cc9df0adecd7220af948ac65c","target":"graph","created_at":"2026-07-04T15:05:05Z","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/0710.3996/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate how to carry out universal quantum computation deterministically with free electrons in decoherence-free subspace by using polarizing beam splitters, charge detectors, and single-spin rotations. Quantum information in our case is encoded in spin degrees of freedom of the electron-pairs which construct a decoherence-free subspace. We design building blocks for two noncommutable single-logic-qubit gates and a logic controlled phase gate, based on which a universal and scalable quantum information processing robust to dephasing is available in a deterministic way.","authors_text":"K.L. Gao, M. Feng, X.L. Zhang","cross_cats":[],"headline":"","license":"","primary_cat":"quant-ph","submitted_at":"2007-10-22T08:53:55Z","title":"Universal quantum computation with electronic qubits in decoherence-free subspace"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0710.3996","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:ecad80690b2bfee5ff842f1caec081c38b9fe5cf66e23cffc48772d493c53e9b","target":"record","created_at":"2026-07-04T15:05:05Z","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":"ef03937b35e0356f3f6f4c3b29bc21fa491ebe38370cc7ad9523c9589aec976d","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2007-10-22T08:53:55Z","title_canon_sha256":"a772d6f989fff394c30ccc4d3694e597a82592a2387571af7d956e305ef1c442"},"schema_version":"1.0","source":{"id":"0710.3996","kind":"arxiv","version":1}},"canonical_sha256":"8d406ba20c7275a1392293e7c7fa9b150453aff192e71b1f80a9fd3002cc6255","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8d406ba20c7275a1392293e7c7fa9b150453aff192e71b1f80a9fd3002cc6255","first_computed_at":"2026-07-04T15:05:05.369093Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:05:05.369093Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"muxEJU2Ba4C198nsTotNJjm/ylZw3dsr2SHGSAg/BqNHwKHDXyC6n/ZJfRVeUZXEm1jLS/cfCvFkgVzSZBjBBw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:05:05.369571Z","signed_message":"canonical_sha256_bytes"},"source_id":"0710.3996","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ecad80690b2bfee5ff842f1caec081c38b9fe5cf66e23cffc48772d493c53e9b","sha256:06a62827fbfd97e5938b096da36e6ee2acde3c3cc9df0adecd7220af948ac65c"],"state_sha256":"bd5196ea5225ba097ac26f0b1eecdc850c79b09b837cc48765d5efd8fd6fc1fa"}