{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:NCVK5CCN2645YA3CY4OCBMQPXP","short_pith_number":"pith:NCVK5CCN","canonical_record":{"source":{"id":"1606.09049","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-06-29T11:21:53Z","cross_cats_sorted":[],"title_canon_sha256":"39e4120afbb9db02bf0fa0b957418f7926ac2937aa7b35316e985a4303b5d91c","abstract_canon_sha256":"0735ed1c77aee011872aaf9c6d229dce60d12b759f5283ef5e58bb2d95d137c0"},"schema_version":"1.0"},"canonical_sha256":"68aaae884dd7b9dc0362c71c20b20fbbe50d42a62113af7b734300d2de9131f9","source":{"kind":"arxiv","id":"1606.09049","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.09049","created_at":"2026-05-18T00:41:08Z"},{"alias_kind":"arxiv_version","alias_value":"1606.09049v2","created_at":"2026-05-18T00:41:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.09049","created_at":"2026-05-18T00:41:08Z"},{"alias_kind":"pith_short_12","alias_value":"NCVK5CCN2645","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"NCVK5CCN2645YA3C","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"NCVK5CCN","created_at":"2026-05-18T12:30:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:NCVK5CCN2645YA3CY4OCBMQPXP","target":"record","payload":{"canonical_record":{"source":{"id":"1606.09049","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-06-29T11:21:53Z","cross_cats_sorted":[],"title_canon_sha256":"39e4120afbb9db02bf0fa0b957418f7926ac2937aa7b35316e985a4303b5d91c","abstract_canon_sha256":"0735ed1c77aee011872aaf9c6d229dce60d12b759f5283ef5e58bb2d95d137c0"},"schema_version":"1.0"},"canonical_sha256":"68aaae884dd7b9dc0362c71c20b20fbbe50d42a62113af7b734300d2de9131f9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:41:08.078928Z","signature_b64":"u7LauJP4aUZb99DSm4wtWyMLYC4sA531WQMmWCCv8PZAWKPAKEEHBgpDUJCggIrw5iReKPpsFAx4Omicom+sDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"68aaae884dd7b9dc0362c71c20b20fbbe50d42a62113af7b734300d2de9131f9","last_reissued_at":"2026-05-18T00:41:08.078357Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:41:08.078357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1606.09049","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:41:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IRPs1Ma8i61tfteuDOzehRFw3qOmSTXr9RZZjuFbtuHAilFvr6ixthKtlmA8yz+7GG0SXV8bToAEcsIv2FdsAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T21:54:34.638656Z"},"content_sha256":"a9c76698135ccb856de3c877784ab0474c5efe1631c1aaa2c0b0070091b697e2","schema_version":"1.0","event_id":"sha256:a9c76698135ccb856de3c877784ab0474c5efe1631c1aaa2c0b0070091b697e2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:NCVK5CCN2645YA3CY4OCBMQPXP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The local detection method: Dynamical detection of quantum discord with local operations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Andreas Buchleitner, Heinz-Peter Breuer, Manuel Gessner","submitted_at":"2016-06-29T11:21:53Z","abstract_excerpt":"Quantum discord in a bipartite system can be dynamically revealed and quantified through purely local operations on one of the two subsystems. To achieve this, the local detection method harnesses the influence of initial correlations on the reduced dynamics of an interacting bipartite system. This article's aim is to provide an accessible introduction to this method and to review recent theoretical and experimental progress."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.09049","kind":"arxiv","version":2},"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":"2026-05-18T00:41:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YJcnkDCf0+u89ld1sAoqvttRr4sk9wdhfCMgcBZEHzzGbEM+MdINytia0b58cViCr6SD3kSWoUQc4x39wQdXBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T21:54:34.639021Z"},"content_sha256":"4158b07779e0785f8bd21e9ec862b25fb7c422319b7cc9c28d7d2234fcc9f5b8","schema_version":"1.0","event_id":"sha256:4158b07779e0785f8bd21e9ec862b25fb7c422319b7cc9c28d7d2234fcc9f5b8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NCVK5CCN2645YA3CY4OCBMQPXP/bundle.json","state_url":"https://pith.science/pith/NCVK5CCN2645YA3CY4OCBMQPXP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NCVK5CCN2645YA3CY4OCBMQPXP/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":"2026-05-26T21:54:34Z","links":{"resolver":"https://pith.science/pith/NCVK5CCN2645YA3CY4OCBMQPXP","bundle":"https://pith.science/pith/NCVK5CCN2645YA3CY4OCBMQPXP/bundle.json","state":"https://pith.science/pith/NCVK5CCN2645YA3CY4OCBMQPXP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NCVK5CCN2645YA3CY4OCBMQPXP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:NCVK5CCN2645YA3CY4OCBMQPXP","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":"0735ed1c77aee011872aaf9c6d229dce60d12b759f5283ef5e58bb2d95d137c0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-06-29T11:21:53Z","title_canon_sha256":"39e4120afbb9db02bf0fa0b957418f7926ac2937aa7b35316e985a4303b5d91c"},"schema_version":"1.0","source":{"id":"1606.09049","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.09049","created_at":"2026-05-18T00:41:08Z"},{"alias_kind":"arxiv_version","alias_value":"1606.09049v2","created_at":"2026-05-18T00:41:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.09049","created_at":"2026-05-18T00:41:08Z"},{"alias_kind":"pith_short_12","alias_value":"NCVK5CCN2645","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"NCVK5CCN2645YA3C","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"NCVK5CCN","created_at":"2026-05-18T12:30:32Z"}],"graph_snapshots":[{"event_id":"sha256:4158b07779e0785f8bd21e9ec862b25fb7c422319b7cc9c28d7d2234fcc9f5b8","target":"graph","created_at":"2026-05-18T00:41:08Z","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":"Quantum discord in a bipartite system can be dynamically revealed and quantified through purely local operations on one of the two subsystems. To achieve this, the local detection method harnesses the influence of initial correlations on the reduced dynamics of an interacting bipartite system. This article's aim is to provide an accessible introduction to this method and to review recent theoretical and experimental progress.","authors_text":"Andreas Buchleitner, Heinz-Peter Breuer, Manuel Gessner","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-06-29T11:21:53Z","title":"The local detection method: Dynamical detection of quantum discord with local operations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.09049","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:a9c76698135ccb856de3c877784ab0474c5efe1631c1aaa2c0b0070091b697e2","target":"record","created_at":"2026-05-18T00:41:08Z","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":"0735ed1c77aee011872aaf9c6d229dce60d12b759f5283ef5e58bb2d95d137c0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-06-29T11:21:53Z","title_canon_sha256":"39e4120afbb9db02bf0fa0b957418f7926ac2937aa7b35316e985a4303b5d91c"},"schema_version":"1.0","source":{"id":"1606.09049","kind":"arxiv","version":2}},"canonical_sha256":"68aaae884dd7b9dc0362c71c20b20fbbe50d42a62113af7b734300d2de9131f9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"68aaae884dd7b9dc0362c71c20b20fbbe50d42a62113af7b734300d2de9131f9","first_computed_at":"2026-05-18T00:41:08.078357Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:41:08.078357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"u7LauJP4aUZb99DSm4wtWyMLYC4sA531WQMmWCCv8PZAWKPAKEEHBgpDUJCggIrw5iReKPpsFAx4Omicom+sDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:41:08.078928Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.09049","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a9c76698135ccb856de3c877784ab0474c5efe1631c1aaa2c0b0070091b697e2","sha256:4158b07779e0785f8bd21e9ec862b25fb7c422319b7cc9c28d7d2234fcc9f5b8"],"state_sha256":"1ff395f39080a7a0365568d72674aff7763ae8159f79c91fda222037c6fcb201"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ryB/0/5vAgBYjsUa5LT5C1vf0hNi6E+5CZTsmzWJ4nNwgcJIndnGJhRvK/hYefdrZQkWFZkFTaJhMLFv3ffqCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T21:54:34.642506Z","bundle_sha256":"3440e5946320da2685ed1666dc9a9b0cdf717101f9375d878e24a09c3b54344b"}}