{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:HQFOCVZQK4EGR7DFPCRBGQTVIF","short_pith_number":"pith:HQFOCVZQ","canonical_record":{"source":{"id":"1002.2465","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-02-12T03:30:05Z","cross_cats_sorted":[],"title_canon_sha256":"3c3613b4a434b23eab8c6a01e8d7664428ea25717c1952cb4ac38eec9f129af9","abstract_canon_sha256":"6aac2fd9a91683a39fbe0251ddcb461716829698b171d181eaad491b5abbf9d3"},"schema_version":"1.0"},"canonical_sha256":"3c0ae15730570868fc6578a2134275417c7ea031f23c2317bcc986dbca8eb422","source":{"kind":"arxiv","id":"1002.2465","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1002.2465","created_at":"2026-05-18T02:09:09Z"},{"alias_kind":"arxiv_version","alias_value":"1002.2465v1","created_at":"2026-05-18T02:09:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.2465","created_at":"2026-05-18T02:09:09Z"},{"alias_kind":"pith_short_12","alias_value":"HQFOCVZQK4EG","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_16","alias_value":"HQFOCVZQK4EGR7DF","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_8","alias_value":"HQFOCVZQ","created_at":"2026-05-18T12:26:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:HQFOCVZQK4EGR7DFPCRBGQTVIF","target":"record","payload":{"canonical_record":{"source":{"id":"1002.2465","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-02-12T03:30:05Z","cross_cats_sorted":[],"title_canon_sha256":"3c3613b4a434b23eab8c6a01e8d7664428ea25717c1952cb4ac38eec9f129af9","abstract_canon_sha256":"6aac2fd9a91683a39fbe0251ddcb461716829698b171d181eaad491b5abbf9d3"},"schema_version":"1.0"},"canonical_sha256":"3c0ae15730570868fc6578a2134275417c7ea031f23c2317bcc986dbca8eb422","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:09:09.032411Z","signature_b64":"/LAdHoZ6Ttpm4G/Cn4Y4Fv5JegkUFzTFMZIgrB+n9ErO9ti/Bx4XEtRWV/d0s9tCp8p9rTA2sopd8434rJdgCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3c0ae15730570868fc6578a2134275417c7ea031f23c2317bcc986dbca8eb422","last_reissued_at":"2026-05-18T02:09:09.031595Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:09:09.031595Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1002.2465","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":"2026-05-18T02:09:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xDvKgF6Ak6v/BIHPQSynvWmrw1QxlM5E0y2DefrWvC2pnaW6uVd0q/T9cCseJc3YGnZA/xkDpcabt9w4oQweBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T18:20:27.873693Z"},"content_sha256":"17a140e6f0a6ccbb30e0bb4b2baf17ace91f10fe169f6e6317d8078204b05e47","schema_version":"1.0","event_id":"sha256:17a140e6f0a6ccbb30e0bb4b2baf17ace91f10fe169f6e6317d8078204b05e47"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:HQFOCVZQK4EGR7DFPCRBGQTVIF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Room-temperature implementation of the Deutsch-Jozsa algorithm with a single electronic spin in diamond","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Bo Chong, Fazhan Shi, Jiangfeng Du, Jie Wu, Juliane Kniepert, Mang Feng, Nanyang Xu, Rolf-Simon Schoenfeld, Wolfgang Harneit, Xing Rong, Xinhua Peng, Ya Wang","submitted_at":"2010-02-12T03:30:05Z","abstract_excerpt":"The nitrogen-vacancy defect center (NV center) is a promising candidate for quantum information processing due to the possibility of coherent manipulation of individual spins in the absence of the cryogenic requirement. We report a room-temperature implementation of the Deutsch-Jozsa algorithm by encoding both a qubit and an auxiliary state in the electron spin of a single NV center. By thus exploiting the specific S=1 character of the spin system, we demonstrate how even scarce quantum resources can be used for test-bed experiments on the way towards a large-scale quantum computing architectu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.2465","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":"2026-05-18T02:09:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qOEou4H+/nQI8g2rvfEDqaXgwA9z8ReYrJQkhRbi2rWc6dTymPkLXx2PN0i1mY7W3T9ADcLWuAxUJ/iCPDWXDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T18:20:27.874064Z"},"content_sha256":"700a61ab9564a307b5fdd3f0e79f50e915b564d2853bf297a250d67e33c9225e","schema_version":"1.0","event_id":"sha256:700a61ab9564a307b5fdd3f0e79f50e915b564d2853bf297a250d67e33c9225e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HQFOCVZQK4EGR7DFPCRBGQTVIF/bundle.json","state_url":"https://pith.science/pith/HQFOCVZQK4EGR7DFPCRBGQTVIF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HQFOCVZQK4EGR7DFPCRBGQTVIF/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":"2026-05-19T18:20:27Z","links":{"resolver":"https://pith.science/pith/HQFOCVZQK4EGR7DFPCRBGQTVIF","bundle":"https://pith.science/pith/HQFOCVZQK4EGR7DFPCRBGQTVIF/bundle.json","state":"https://pith.science/pith/HQFOCVZQK4EGR7DFPCRBGQTVIF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HQFOCVZQK4EGR7DFPCRBGQTVIF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:HQFOCVZQK4EGR7DFPCRBGQTVIF","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":"6aac2fd9a91683a39fbe0251ddcb461716829698b171d181eaad491b5abbf9d3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-02-12T03:30:05Z","title_canon_sha256":"3c3613b4a434b23eab8c6a01e8d7664428ea25717c1952cb4ac38eec9f129af9"},"schema_version":"1.0","source":{"id":"1002.2465","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1002.2465","created_at":"2026-05-18T02:09:09Z"},{"alias_kind":"arxiv_version","alias_value":"1002.2465v1","created_at":"2026-05-18T02:09:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.2465","created_at":"2026-05-18T02:09:09Z"},{"alias_kind":"pith_short_12","alias_value":"HQFOCVZQK4EG","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_16","alias_value":"HQFOCVZQK4EGR7DF","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_8","alias_value":"HQFOCVZQ","created_at":"2026-05-18T12:26:07Z"}],"graph_snapshots":[{"event_id":"sha256:700a61ab9564a307b5fdd3f0e79f50e915b564d2853bf297a250d67e33c9225e","target":"graph","created_at":"2026-05-18T02:09:09Z","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":"The nitrogen-vacancy defect center (NV center) is a promising candidate for quantum information processing due to the possibility of coherent manipulation of individual spins in the absence of the cryogenic requirement. We report a room-temperature implementation of the Deutsch-Jozsa algorithm by encoding both a qubit and an auxiliary state in the electron spin of a single NV center. By thus exploiting the specific S=1 character of the spin system, we demonstrate how even scarce quantum resources can be used for test-bed experiments on the way towards a large-scale quantum computing architectu","authors_text":"Bo Chong, Fazhan Shi, Jiangfeng Du, Jie Wu, Juliane Kniepert, Mang Feng, Nanyang Xu, Rolf-Simon Schoenfeld, Wolfgang Harneit, Xing Rong, Xinhua Peng, Ya Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-02-12T03:30:05Z","title":"Room-temperature implementation of the Deutsch-Jozsa algorithm with a single electronic spin in diamond"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.2465","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":"sha256:17a140e6f0a6ccbb30e0bb4b2baf17ace91f10fe169f6e6317d8078204b05e47","target":"record","created_at":"2026-05-18T02:09:09Z","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":"6aac2fd9a91683a39fbe0251ddcb461716829698b171d181eaad491b5abbf9d3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-02-12T03:30:05Z","title_canon_sha256":"3c3613b4a434b23eab8c6a01e8d7664428ea25717c1952cb4ac38eec9f129af9"},"schema_version":"1.0","source":{"id":"1002.2465","kind":"arxiv","version":1}},"canonical_sha256":"3c0ae15730570868fc6578a2134275417c7ea031f23c2317bcc986dbca8eb422","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3c0ae15730570868fc6578a2134275417c7ea031f23c2317bcc986dbca8eb422","first_computed_at":"2026-05-18T02:09:09.031595Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:09:09.031595Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/LAdHoZ6Ttpm4G/Cn4Y4Fv5JegkUFzTFMZIgrB+n9ErO9ti/Bx4XEtRWV/d0s9tCp8p9rTA2sopd8434rJdgCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:09:09.032411Z","signed_message":"canonical_sha256_bytes"},"source_id":"1002.2465","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:17a140e6f0a6ccbb30e0bb4b2baf17ace91f10fe169f6e6317d8078204b05e47","sha256:700a61ab9564a307b5fdd3f0e79f50e915b564d2853bf297a250d67e33c9225e"],"state_sha256":"9f5af676d5dbf236c65055349b6b2e2a543cee2385859a1cb2883dee11b6c911"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qHfvdMkUpVEKBgEauAZopyed2GcztQR34UEIbvEOuGbLrJnRX3uAYMrffb2+0darClVazFmL8DSHDgZK1HSHCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T18:20:27.876159Z","bundle_sha256":"24644e742de11a1257cff89a1aab4da44e24a0db5bd6e215efae07d50ee08758"}}