{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:K7QRBVBZXPXUT2UJSVCI4HQKWK","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":"90deecfd748d6ee4502f4f9d59324bac0451d4b130e9d581a9441c3cdfc64054","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-08-08T14:44:01Z","title_canon_sha256":"0460d85eb8e0482bc6b988335e331365a6facf413486c6e12154ed508b09ff68"},"schema_version":"1.0","source":{"id":"1608.02459","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.02459","created_at":"2026-05-18T00:52:09Z"},{"alias_kind":"arxiv_version","alias_value":"1608.02459v1","created_at":"2026-05-18T00:52:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.02459","created_at":"2026-05-18T00:52:09Z"},{"alias_kind":"pith_short_12","alias_value":"K7QRBVBZXPXU","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"K7QRBVBZXPXUT2UJ","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"K7QRBVBZ","created_at":"2026-05-18T12:30:25Z"}],"graph_snapshots":[{"event_id":"sha256:cfc2d095d8e8fd3eac9e51809d9d502e481155f78d2493ac38ef23fa75c17132","target":"graph","created_at":"2026-05-18T00:52:09Z","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":"Using pulsed photoionization the coherent spin manipulation and echo formation of ensembles of NV- centers in diamond are detected electrically realizing contrasts of up to 17 %. The underlying spin-dependent ionization dynamics are investigated experimentally and compared to Monte-Carlo simulations. This allows the identification of the conditions optimizing contrast and sensitivity which compare favorably with respect to optical detection.","authors_text":"Florian M. Hrubesch, Friedemann Reinhard, Georg Braunbeck, Martin S. Brandt, Martin Stutzmann","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-08-08T14:44:01Z","title":"Efficient electrical spin readout of NV- centers in diamond"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.02459","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":"sha256:5663fc1a74878db0aa4664a7d810498837201c941812a4e444d4fa9b470465d3","target":"record","created_at":"2026-05-18T00:52:09Z","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":"90deecfd748d6ee4502f4f9d59324bac0451d4b130e9d581a9441c3cdfc64054","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-08-08T14:44:01Z","title_canon_sha256":"0460d85eb8e0482bc6b988335e331365a6facf413486c6e12154ed508b09ff68"},"schema_version":"1.0","source":{"id":"1608.02459","kind":"arxiv","version":1}},"canonical_sha256":"57e110d439bbef49ea8995448e1e0ab28c3b257f2c9560b2afafc6ce2acd6480","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"57e110d439bbef49ea8995448e1e0ab28c3b257f2c9560b2afafc6ce2acd6480","first_computed_at":"2026-05-18T00:52:09.376423Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:52:09.376423Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YPJHKtNNLnrk5L9w/k5eZuDTJHu805MVQNIh9DFADsV6qA84qzAVxtRhxFNXGohcb3fcjdSiZRecw+kK9ooYBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:52:09.377119Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.02459","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5663fc1a74878db0aa4664a7d810498837201c941812a4e444d4fa9b470465d3","sha256:cfc2d095d8e8fd3eac9e51809d9d502e481155f78d2493ac38ef23fa75c17132"],"state_sha256":"a9f62d69fa2c922080b2e2d14c4e30dcb134ba4cd867316303838a8569a23d4d"}