{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:ZBWKB77U4L5YAOYAHJBOUOCV2J","short_pith_number":"pith:ZBWKB77U","schema_version":"1.0","canonical_sha256":"c86ca0fff4e2fb803b003a42ea3855d27bee94234a165dd3884de23c6a7b90f5","source":{"kind":"arxiv","id":"2308.02583","version":3},"attestation_state":"computed","paper":{"title":"Postselected communication over quantum channels","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","hep-th","math-ph","math.IT","math.MP"],"primary_cat":"quant-ph","authors_text":"Bartosz Regula, Kaiyuan Ji, Mark M. Wilde","submitted_at":"2023-08-03T17:17:06Z","abstract_excerpt":"The single-letter characterisation of the entanglement-assisted capacity of a quantum channel is one of the seminal results of quantum information theory. In this paper, we consider a modified communication scenario in which the receiver is allowed an additional, `inconclusive' measurement outcome, and we employ an error metric given by the error probability in decoding the transmitted message conditioned on a conclusive measurement result. We call this setting postselected communication and the ensuing highest achievable rates the postselected capacities. Here, we provide a precise single-let"},"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":"2308.02583","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-08-03T17:17:06Z","cross_cats_sorted":["cs.IT","hep-th","math-ph","math.IT","math.MP"],"title_canon_sha256":"9ad5c0e5dbae186cae59909f77363462da3b28f78961cc0375d3e80862f6a937","abstract_canon_sha256":"62909aad594f53793e8f14d5b0526eaf81c1080cf9d0a88d1ca5d6be2a5ac63b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:06:39.441477Z","signature_b64":"FASlszXp9VdqOYK1HrdEdk1M4E2LbShcCxR2y9xDMCJ7gBD1ISqIA/Ccc6JQCja1ugzSEM4yzEE3oq4jaQtjBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c86ca0fff4e2fb803b003a42ea3855d27bee94234a165dd3884de23c6a7b90f5","last_reissued_at":"2026-07-05T09:06:39.441021Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:06:39.441021Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Postselected communication over quantum channels","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","hep-th","math-ph","math.IT","math.MP"],"primary_cat":"quant-ph","authors_text":"Bartosz Regula, Kaiyuan Ji, Mark M. Wilde","submitted_at":"2023-08-03T17:17:06Z","abstract_excerpt":"The single-letter characterisation of the entanglement-assisted capacity of a quantum channel is one of the seminal results of quantum information theory. In this paper, we consider a modified communication scenario in which the receiver is allowed an additional, `inconclusive' measurement outcome, and we employ an error metric given by the error probability in decoding the transmitted message conditioned on a conclusive measurement result. We call this setting postselected communication and the ensuing highest achievable rates the postselected capacities. Here, we provide a precise single-let"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2308.02583","kind":"arxiv","version":3},"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/2308.02583/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":"2308.02583","created_at":"2026-07-05T09:06:39.441084+00:00"},{"alias_kind":"arxiv_version","alias_value":"2308.02583v3","created_at":"2026-07-05T09:06:39.441084+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2308.02583","created_at":"2026-07-05T09:06:39.441084+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZBWKB77U4L5Y","created_at":"2026-07-05T09:06:39.441084+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZBWKB77U4L5YAOYA","created_at":"2026-07-05T09:06:39.441084+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZBWKB77U","created_at":"2026-07-05T09:06:39.441084+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/ZBWKB77U4L5YAOYAHJBOUOCV2J","json":"https://pith.science/pith/ZBWKB77U4L5YAOYAHJBOUOCV2J.json","graph_json":"https://pith.science/api/pith-number/ZBWKB77U4L5YAOYAHJBOUOCV2J/graph.json","events_json":"https://pith.science/api/pith-number/ZBWKB77U4L5YAOYAHJBOUOCV2J/events.json","paper":"https://pith.science/paper/ZBWKB77U"},"agent_actions":{"view_html":"https://pith.science/pith/ZBWKB77U4L5YAOYAHJBOUOCV2J","download_json":"https://pith.science/pith/ZBWKB77U4L5YAOYAHJBOUOCV2J.json","view_paper":"https://pith.science/paper/ZBWKB77U","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2308.02583&json=true","fetch_graph":"https://pith.science/api/pith-number/ZBWKB77U4L5YAOYAHJBOUOCV2J/graph.json","fetch_events":"https://pith.science/api/pith-number/ZBWKB77U4L5YAOYAHJBOUOCV2J/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZBWKB77U4L5YAOYAHJBOUOCV2J/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZBWKB77U4L5YAOYAHJBOUOCV2J/action/storage_attestation","attest_author":"https://pith.science/pith/ZBWKB77U4L5YAOYAHJBOUOCV2J/action/author_attestation","sign_citation":"https://pith.science/pith/ZBWKB77U4L5YAOYAHJBOUOCV2J/action/citation_signature","submit_replication":"https://pith.science/pith/ZBWKB77U4L5YAOYAHJBOUOCV2J/action/replication_record"}},"created_at":"2026-07-05T09:06:39.441084+00:00","updated_at":"2026-07-05T09:06:39.441084+00:00"}