{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:G32UJHC7FO435LFTAA74EA44HZ","short_pith_number":"pith:G32UJHC7","canonical_record":{"source":{"id":"1505.05741","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-05-21T13:58:24Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"b2c29e907a4f70f4744a3746ce09b26461ef8235d64f7961c0cf7e1ad13f1b5c","abstract_canon_sha256":"47fae2d8ac3ec4f4780b7c6a918987eee6aaf8b7ecb082dd22bd4a5ff5ef3991"},"schema_version":"1.0"},"canonical_sha256":"36f5449c5f2bb9beacb3003fc2039c3e5cd640d36f1860b0924ac6883aaaa564","source":{"kind":"arxiv","id":"1505.05741","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.05741","created_at":"2026-05-18T01:27:54Z"},{"alias_kind":"arxiv_version","alias_value":"1505.05741v2","created_at":"2026-05-18T01:27:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.05741","created_at":"2026-05-18T01:27:54Z"},{"alias_kind":"pith_short_12","alias_value":"G32UJHC7FO43","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"G32UJHC7FO435LFT","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"G32UJHC7","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:G32UJHC7FO435LFTAA74EA44HZ","target":"record","payload":{"canonical_record":{"source":{"id":"1505.05741","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-05-21T13:58:24Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"b2c29e907a4f70f4744a3746ce09b26461ef8235d64f7961c0cf7e1ad13f1b5c","abstract_canon_sha256":"47fae2d8ac3ec4f4780b7c6a918987eee6aaf8b7ecb082dd22bd4a5ff5ef3991"},"schema_version":"1.0"},"canonical_sha256":"36f5449c5f2bb9beacb3003fc2039c3e5cd640d36f1860b0924ac6883aaaa564","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:27:54.082512Z","signature_b64":"V4xLJFdKzWguExx+8a+4L6V9583kayP/FU+jGw5iYFOcgTR219Ocn5nQtaWkLYmz6RoxZbHZUi/K5aZdLIQvCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"36f5449c5f2bb9beacb3003fc2039c3e5cd640d36f1860b0924ac6883aaaa564","last_reissued_at":"2026-05-18T01:27:54.081663Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:27:54.081663Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1505.05741","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":"2026-05-18T01:27:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mI+plEfd0z9s4zjuM7bWtEHiDCkLsyc50UkfoKfpW9r1LfGwuH1WfN7ruHC+cA+mkEM6hcKvg/lt4/BqlzoiDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T02:31:13.701894Z"},"content_sha256":"e5c8f61ae9efa2cc8f98ddba2899a924879f6c930e34ed6c8bf82a1879de8cb6","schema_version":"1.0","event_id":"sha256:e5c8f61ae9efa2cc8f98ddba2899a924879f6c930e34ed6c8bf82a1879de8cb6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:G32UJHC7FO435LFTAA74EA44HZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The relation between the quantum discord and quantum teleportation: the physical interpretation of the transition point between different quantum discord decay regimes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"quant-ph","authors_text":"Katarzyna Roszak, {\\L}ukasz Cywi\\'nski","submitted_at":"2015-05-21T13:58:24Z","abstract_excerpt":"We study quantum teleportation via Bell-diagonal mixed states of two qubits in the context of the intrinsic properties of the quantum discord. We show that when the quantum-correlated state of the two qubits is used for quantum teleportation the character of the teleportation efficiency changes substantially depending on the Bell-diagonal-state parameters, which can be seen when the worst-case-scenario or best-case-scenario fidelity is studied. Depending on the parameter range, one of two types of single qubit states is hardest/easiest to teleport. The transition between these two parameter ra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.05741","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":"2026-05-18T01:27:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A6m3TWFbeIwqS2HVsSZiMH94Z6vY84xofjo2lFDNm6JQW/SMFnNZzy40M8jkuwHs8UfuEl49D5JmP67Ujyc4Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T02:31:13.702530Z"},"content_sha256":"e8fa79ebffe30e8675b81f8455336feac45252b4027e519ee4df54a0389220b5","schema_version":"1.0","event_id":"sha256:e8fa79ebffe30e8675b81f8455336feac45252b4027e519ee4df54a0389220b5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G32UJHC7FO435LFTAA74EA44HZ/bundle.json","state_url":"https://pith.science/pith/G32UJHC7FO435LFTAA74EA44HZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G32UJHC7FO435LFTAA74EA44HZ/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":"2026-05-27T02:31:13Z","links":{"resolver":"https://pith.science/pith/G32UJHC7FO435LFTAA74EA44HZ","bundle":"https://pith.science/pith/G32UJHC7FO435LFTAA74EA44HZ/bundle.json","state":"https://pith.science/pith/G32UJHC7FO435LFTAA74EA44HZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G32UJHC7FO435LFTAA74EA44HZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:G32UJHC7FO435LFTAA74EA44HZ","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":"47fae2d8ac3ec4f4780b7c6a918987eee6aaf8b7ecb082dd22bd4a5ff5ef3991","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-05-21T13:58:24Z","title_canon_sha256":"b2c29e907a4f70f4744a3746ce09b26461ef8235d64f7961c0cf7e1ad13f1b5c"},"schema_version":"1.0","source":{"id":"1505.05741","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.05741","created_at":"2026-05-18T01:27:54Z"},{"alias_kind":"arxiv_version","alias_value":"1505.05741v2","created_at":"2026-05-18T01:27:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.05741","created_at":"2026-05-18T01:27:54Z"},{"alias_kind":"pith_short_12","alias_value":"G32UJHC7FO43","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"G32UJHC7FO435LFT","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"G32UJHC7","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:e8fa79ebffe30e8675b81f8455336feac45252b4027e519ee4df54a0389220b5","target":"graph","created_at":"2026-05-18T01:27:54Z","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":"We study quantum teleportation via Bell-diagonal mixed states of two qubits in the context of the intrinsic properties of the quantum discord. We show that when the quantum-correlated state of the two qubits is used for quantum teleportation the character of the teleportation efficiency changes substantially depending on the Bell-diagonal-state parameters, which can be seen when the worst-case-scenario or best-case-scenario fidelity is studied. Depending on the parameter range, one of two types of single qubit states is hardest/easiest to teleport. The transition between these two parameter ra","authors_text":"Katarzyna Roszak, {\\L}ukasz Cywi\\'nski","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-05-21T13:58:24Z","title":"The relation between the quantum discord and quantum teleportation: the physical interpretation of the transition point between different quantum discord decay regimes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.05741","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:e5c8f61ae9efa2cc8f98ddba2899a924879f6c930e34ed6c8bf82a1879de8cb6","target":"record","created_at":"2026-05-18T01:27:54Z","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":"47fae2d8ac3ec4f4780b7c6a918987eee6aaf8b7ecb082dd22bd4a5ff5ef3991","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-05-21T13:58:24Z","title_canon_sha256":"b2c29e907a4f70f4744a3746ce09b26461ef8235d64f7961c0cf7e1ad13f1b5c"},"schema_version":"1.0","source":{"id":"1505.05741","kind":"arxiv","version":2}},"canonical_sha256":"36f5449c5f2bb9beacb3003fc2039c3e5cd640d36f1860b0924ac6883aaaa564","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"36f5449c5f2bb9beacb3003fc2039c3e5cd640d36f1860b0924ac6883aaaa564","first_computed_at":"2026-05-18T01:27:54.081663Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:27:54.081663Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"V4xLJFdKzWguExx+8a+4L6V9583kayP/FU+jGw5iYFOcgTR219Ocn5nQtaWkLYmz6RoxZbHZUi/K5aZdLIQvCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:27:54.082512Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.05741","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e5c8f61ae9efa2cc8f98ddba2899a924879f6c930e34ed6c8bf82a1879de8cb6","sha256:e8fa79ebffe30e8675b81f8455336feac45252b4027e519ee4df54a0389220b5"],"state_sha256":"348e1111bd2e1b9c3be76c21998df65f877d9e1c3fbbff4930b66e685dfba977"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RpVLMhx1HeftE/oYZVbcpmjWDW6cySBsvb+EHlsXW+0qs2OF5NMPe+bfmvXQovI6HcxNuIRNBNOOdEsRo8bqAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T02:31:13.705532Z","bundle_sha256":"0f8cac91abe6d89643d3d08b4245d871381e83343c99570139e096f19c54edd2"}}