{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:IFQRWDB27ODQJVHGLSKBVPOLJ2","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":"582ef0d46515fbac5434543122de9d5848c0dc657aba9c891517159ec74e5a71","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-09-25T08:30:54Z","title_canon_sha256":"8afdf6d54b398b295e698c3f3130b9d471dd890945ca88fa7e1864fed7955b2d"},"schema_version":"1.0","source":{"id":"1309.6424","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.6424","created_at":"2026-05-18T00:32:31Z"},{"alias_kind":"arxiv_version","alias_value":"1309.6424v2","created_at":"2026-05-18T00:32:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.6424","created_at":"2026-05-18T00:32:31Z"},{"alias_kind":"pith_short_12","alias_value":"IFQRWDB27ODQ","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"IFQRWDB27ODQJVHG","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"IFQRWDB2","created_at":"2026-05-18T12:27:46Z"}],"graph_snapshots":[{"event_id":"sha256:0c031ac1659efc335caec9775d7ababa845380fcae18e7009f31aa7b8779f3a7","target":"graph","created_at":"2026-05-18T00:32:31Z","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":"Hybrid quantum systems seek to combine the strength of its constituents to master the fundamental conflicting requirements of quantum technology: fast and accurate systems control together with perfect shielding from the environment, including the measurements apparatus, to achieve long quantum coherence. Excellent examples for hybrid quantum systems are heterogeneous spin systems where electron spins are used for readout and control while nuclear spins are used as long-lived quantum bits. Here we show that joint initialization, projective readout and fast local and non-local gate operations a","authors_text":"G. Waldherr, H. Abe, J. Isoya, J. Wrachtrup, M. Jamali, P. Neumann, S. Zaiser, T. Ohshima, T. Schulte-Herbrueggen, Y. Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-09-25T08:30:54Z","title":"Quantum error correction in a solid-state hybrid spin register"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.6424","kind":"arxiv","version":2},"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":"sha256:6ed20e17fd8ea2ef88a330d7bd45a85700db62160a87319f7bfccd3451391bec","target":"record","created_at":"2026-05-18T00:32:31Z","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":"582ef0d46515fbac5434543122de9d5848c0dc657aba9c891517159ec74e5a71","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-09-25T08:30:54Z","title_canon_sha256":"8afdf6d54b398b295e698c3f3130b9d471dd890945ca88fa7e1864fed7955b2d"},"schema_version":"1.0","source":{"id":"1309.6424","kind":"arxiv","version":2}},"canonical_sha256":"41611b0c3afb8704d4e65c941abdcb4ea88ac1cae2c6cf18f5a062d687696d29","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"41611b0c3afb8704d4e65c941abdcb4ea88ac1cae2c6cf18f5a062d687696d29","first_computed_at":"2026-05-18T00:32:31.770891Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:32:31.770891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"itQDgbyFWDpxesCBZoutQxwbnJiDwogyRncEZWOmprkMkf5ZG0w9feDy55Cydw9vxwvo9QxVBmFv9aEtJH5gBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:32:31.771597Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.6424","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6ed20e17fd8ea2ef88a330d7bd45a85700db62160a87319f7bfccd3451391bec","sha256:0c031ac1659efc335caec9775d7ababa845380fcae18e7009f31aa7b8779f3a7"],"state_sha256":"c660f1ecfb677d579b08fef68e0ea30ab06fd99818c4f06c84d5a4c3228b2034"}