{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:VY34XUV6PHJAGHKPPUIEAF2KBA","short_pith_number":"pith:VY34XUV6","schema_version":"1.0","canonical_sha256":"ae37cbd2be79d2031d4f7d1040174a0800db4c28e4172404396d479cb9430e6a","source":{"kind":"arxiv","id":"2606.20123","version":1},"attestation_state":"computed","paper":{"title":"QPU-scale randomized benchmarking via Bell-pair injection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Astryd Park, Daniel Bultrini, Haripriya Pettugani, James R. Wootton, Mar\\'ia Aguado-Y\\'a\\~nez","submitted_at":"2026-06-18T11:47:25Z","abstract_excerpt":"Mirror randomized benchmarking (MRB) is an established technique that provides a global error metric at the scale of a whole QPU. To expand upon this we introduce Mirror Quantum Awesomeness (MQA), a hybrid protocol that adds a structured entangling layer to MRB circuits. This enables per-edge correlation dynamics to be tracked via mutual information while preserving the MRB infidelity estimate. The resulting analysis of the injected entangled pairs locates a critical circuit depth, beyond which rudimentary error mitigation techniques can be expected to fail. A topological variant, Topological "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2606.20123","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-06-18T11:47:25Z","cross_cats_sorted":[],"title_canon_sha256":"19fd0257446c4736de76d15ff6071aca9de31bac0fed58636d54f6d7920fcc5d","abstract_canon_sha256":"445642017ccc8f2a0fadafd0d99d2c40f513dd9bbc43020622ca2c4e6efa904c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-19T16:13:03.417267Z","signature_b64":"SW94Ky75N/tdsm2KhZQQvR+0iarFgR2HjHx+UVFzSc9gg9EsXqXL8UhKywlS8erwadVP1WHiblbsRu2T3YkWCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ae37cbd2be79d2031d4f7d1040174a0800db4c28e4172404396d479cb9430e6a","last_reissued_at":"2026-06-19T16:13:03.416862Z","signature_status":"signed_v1","first_computed_at":"2026-06-19T16:13:03.416862Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"QPU-scale randomized benchmarking via Bell-pair injection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Astryd Park, Daniel Bultrini, Haripriya Pettugani, James R. Wootton, Mar\\'ia Aguado-Y\\'a\\~nez","submitted_at":"2026-06-18T11:47:25Z","abstract_excerpt":"Mirror randomized benchmarking (MRB) is an established technique that provides a global error metric at the scale of a whole QPU. To expand upon this we introduce Mirror Quantum Awesomeness (MQA), a hybrid protocol that adds a structured entangling layer to MRB circuits. This enables per-edge correlation dynamics to be tracked via mutual information while preserving the MRB infidelity estimate. The resulting analysis of the injected entangled pairs locates a critical circuit depth, beyond which rudimentary error mitigation techniques can be expected to fail. A topological variant, Topological "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.20123","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2606.20123/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2606.20123","created_at":"2026-06-19T16:13:03.416925+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.20123v1","created_at":"2026-06-19T16:13:03.416925+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.20123","created_at":"2026-06-19T16:13:03.416925+00:00"},{"alias_kind":"pith_short_12","alias_value":"VY34XUV6PHJA","created_at":"2026-06-19T16:13:03.416925+00:00"},{"alias_kind":"pith_short_16","alias_value":"VY34XUV6PHJAGHKP","created_at":"2026-06-19T16:13:03.416925+00:00"},{"alias_kind":"pith_short_8","alias_value":"VY34XUV6","created_at":"2026-06-19T16:13:03.416925+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/VY34XUV6PHJAGHKPPUIEAF2KBA","json":"https://pith.science/pith/VY34XUV6PHJAGHKPPUIEAF2KBA.json","graph_json":"https://pith.science/api/pith-number/VY34XUV6PHJAGHKPPUIEAF2KBA/graph.json","events_json":"https://pith.science/api/pith-number/VY34XUV6PHJAGHKPPUIEAF2KBA/events.json","paper":"https://pith.science/paper/VY34XUV6"},"agent_actions":{"view_html":"https://pith.science/pith/VY34XUV6PHJAGHKPPUIEAF2KBA","download_json":"https://pith.science/pith/VY34XUV6PHJAGHKPPUIEAF2KBA.json","view_paper":"https://pith.science/paper/VY34XUV6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.20123&json=true","fetch_graph":"https://pith.science/api/pith-number/VY34XUV6PHJAGHKPPUIEAF2KBA/graph.json","fetch_events":"https://pith.science/api/pith-number/VY34XUV6PHJAGHKPPUIEAF2KBA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VY34XUV6PHJAGHKPPUIEAF2KBA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VY34XUV6PHJAGHKPPUIEAF2KBA/action/storage_attestation","attest_author":"https://pith.science/pith/VY34XUV6PHJAGHKPPUIEAF2KBA/action/author_attestation","sign_citation":"https://pith.science/pith/VY34XUV6PHJAGHKPPUIEAF2KBA/action/citation_signature","submit_replication":"https://pith.science/pith/VY34XUV6PHJAGHKPPUIEAF2KBA/action/replication_record"}},"created_at":"2026-06-19T16:13:03.416925+00:00","updated_at":"2026-06-19T16:13:03.416925+00:00"}