{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:E72ZAIMEPKAS57KXI5MXAOFA4H","short_pith_number":"pith:E72ZAIME","canonical_record":{"source":{"id":"1004.4324","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-04-25T04:26:00Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"5addc571279d9fe546522455524c07429fa1444a0f62be6248fa1225ce12c2e5","abstract_canon_sha256":"f8e3bc4579d6e88012c5d9d764651eff4dac337e84dd314cf155515c83a76931"},"schema_version":"1.0"},"canonical_sha256":"27f59021847a812efd5747597038a0e1fdcf00339e93d8dfd63b71b10a7996a1","source":{"kind":"arxiv","id":"1004.4324","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1004.4324","created_at":"2026-05-18T04:00:13Z"},{"alias_kind":"arxiv_version","alias_value":"1004.4324v1","created_at":"2026-05-18T04:00:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.4324","created_at":"2026-05-18T04:00:13Z"},{"alias_kind":"pith_short_12","alias_value":"E72ZAIMEPKAS","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"E72ZAIMEPKAS57KX","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"E72ZAIME","created_at":"2026-05-18T12:26:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:E72ZAIMEPKAS57KXI5MXAOFA4H","target":"record","payload":{"canonical_record":{"source":{"id":"1004.4324","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-04-25T04:26:00Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"5addc571279d9fe546522455524c07429fa1444a0f62be6248fa1225ce12c2e5","abstract_canon_sha256":"f8e3bc4579d6e88012c5d9d764651eff4dac337e84dd314cf155515c83a76931"},"schema_version":"1.0"},"canonical_sha256":"27f59021847a812efd5747597038a0e1fdcf00339e93d8dfd63b71b10a7996a1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:00:13.906606Z","signature_b64":"KktZ3Vg1vUGUtpzbslYjxZopond+dmJnswPaObPCvVqfVdNYkdm9xl9w0KypLD9wYEmkAXycdjr+OYvf84FBDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"27f59021847a812efd5747597038a0e1fdcf00339e93d8dfd63b71b10a7996a1","last_reissued_at":"2026-05-18T04:00:13.905903Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:00:13.905903Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1004.4324","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":"2026-05-18T04:00:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c9DsLpaiiaA2ju78WqkQiMP6EStQUgCA7XOagTRd1jWZt7wRP51kG3+RQdQLNqPTZ+JDOfdxwKrVOr1x6Jr+AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T03:57:59.822082Z"},"content_sha256":"1c0e9ab68179ef06a38d8bb73047544fa42d30423688e030cfc926b1b373a3a2","schema_version":"1.0","event_id":"sha256:1c0e9ab68179ef06a38d8bb73047544fa42d30423688e030cfc926b1b373a3a2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:E72ZAIMEPKAS57KXI5MXAOFA4H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Preparation and Measurement of Three-Qubit Entanglement in a Superconducting Circuit","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"B. R. Johnson, J. M. Chow, J. M. Gambetta, L. DiCarlo, L. Frunzio, L. Sun, M. D. Reed, M. H. Devoret, R. J. Schoelkopf, S. M. Girvin","submitted_at":"2010-04-25T04:26:00Z","abstract_excerpt":"Traditionally, quantum entanglement has  played a central role in foundational discussions of quantum mechanics. The measurement of correlations between entangled particles can exhibit results at odds with classical behavior. These discrepancies increase exponentially with the number of entangled particles. When entanglement is extended from just two quantum bits (qubits) to three, the incompatibilities between classical and quantum correlation properties can change from a violation of inequalities involving statistical averages to sign differences in deterministic observations. With the ample"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.4324","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":"2026-05-18T04:00:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f2W6pu2K00vjkkznGpMqwJhDQ+ndD0FjwOkYZLq3Iwnag2lGF8ZJc+F8MdOY8mAjxpcJBx3QOVpZy0ihL0EsDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T03:57:59.822511Z"},"content_sha256":"7d77944eb9ce10db358dcbf2f98a8844550dadf59eba88e1e4b1979231a283a1","schema_version":"1.0","event_id":"sha256:7d77944eb9ce10db358dcbf2f98a8844550dadf59eba88e1e4b1979231a283a1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E72ZAIMEPKAS57KXI5MXAOFA4H/bundle.json","state_url":"https://pith.science/pith/E72ZAIMEPKAS57KXI5MXAOFA4H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E72ZAIMEPKAS57KXI5MXAOFA4H/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":"2026-05-30T03:57:59Z","links":{"resolver":"https://pith.science/pith/E72ZAIMEPKAS57KXI5MXAOFA4H","bundle":"https://pith.science/pith/E72ZAIMEPKAS57KXI5MXAOFA4H/bundle.json","state":"https://pith.science/pith/E72ZAIMEPKAS57KXI5MXAOFA4H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E72ZAIMEPKAS57KXI5MXAOFA4H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:E72ZAIMEPKAS57KXI5MXAOFA4H","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":"f8e3bc4579d6e88012c5d9d764651eff4dac337e84dd314cf155515c83a76931","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-04-25T04:26:00Z","title_canon_sha256":"5addc571279d9fe546522455524c07429fa1444a0f62be6248fa1225ce12c2e5"},"schema_version":"1.0","source":{"id":"1004.4324","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1004.4324","created_at":"2026-05-18T04:00:13Z"},{"alias_kind":"arxiv_version","alias_value":"1004.4324v1","created_at":"2026-05-18T04:00:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.4324","created_at":"2026-05-18T04:00:13Z"},{"alias_kind":"pith_short_12","alias_value":"E72ZAIMEPKAS","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"E72ZAIMEPKAS57KX","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"E72ZAIME","created_at":"2026-05-18T12:26:06Z"}],"graph_snapshots":[{"event_id":"sha256:7d77944eb9ce10db358dcbf2f98a8844550dadf59eba88e1e4b1979231a283a1","target":"graph","created_at":"2026-05-18T04:00:13Z","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":"Traditionally, quantum entanglement has  played a central role in foundational discussions of quantum mechanics. The measurement of correlations between entangled particles can exhibit results at odds with classical behavior. These discrepancies increase exponentially with the number of entangled particles. When entanglement is extended from just two quantum bits (qubits) to three, the incompatibilities between classical and quantum correlation properties can change from a violation of inequalities involving statistical averages to sign differences in deterministic observations. With the ample","authors_text":"B. R. Johnson, J. M. Chow, J. M. Gambetta, L. DiCarlo, L. Frunzio, L. Sun, M. D. Reed, M. H. Devoret, R. J. Schoelkopf, S. M. Girvin","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-04-25T04:26:00Z","title":"Preparation and Measurement of Three-Qubit Entanglement in a Superconducting Circuit"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.4324","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":"sha256:1c0e9ab68179ef06a38d8bb73047544fa42d30423688e030cfc926b1b373a3a2","target":"record","created_at":"2026-05-18T04:00:13Z","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":"f8e3bc4579d6e88012c5d9d764651eff4dac337e84dd314cf155515c83a76931","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-04-25T04:26:00Z","title_canon_sha256":"5addc571279d9fe546522455524c07429fa1444a0f62be6248fa1225ce12c2e5"},"schema_version":"1.0","source":{"id":"1004.4324","kind":"arxiv","version":1}},"canonical_sha256":"27f59021847a812efd5747597038a0e1fdcf00339e93d8dfd63b71b10a7996a1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"27f59021847a812efd5747597038a0e1fdcf00339e93d8dfd63b71b10a7996a1","first_computed_at":"2026-05-18T04:00:13.905903Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:00:13.905903Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KktZ3Vg1vUGUtpzbslYjxZopond+dmJnswPaObPCvVqfVdNYkdm9xl9w0KypLD9wYEmkAXycdjr+OYvf84FBDg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:00:13.906606Z","signed_message":"canonical_sha256_bytes"},"source_id":"1004.4324","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1c0e9ab68179ef06a38d8bb73047544fa42d30423688e030cfc926b1b373a3a2","sha256:7d77944eb9ce10db358dcbf2f98a8844550dadf59eba88e1e4b1979231a283a1"],"state_sha256":"2bcecd4b770161a0200a7ef88e93570e5c03501172efe765e1f85213bfdc0d4f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tJ6cfY51QldWALD+32MCzsH7jNaXvGeTxJCL8GDKsG60EUjCTSfd3fcPml5I02sn5t81QrMGg8EYHx0fQE33AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T03:57:59.825792Z","bundle_sha256":"fa564f99dc4fb35421e401b9937e7335c6b08d299fb68ae81bd6e9480b4a7418"}}