{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:MYLHCKB3OZKQ7A62ZESAGEZDQA","short_pith_number":"pith:MYLHCKB3","schema_version":"1.0","canonical_sha256":"661671283b76550f83dac9240313238030b2b362cd922eeb1a1d4416db326198","source":{"kind":"arxiv","id":"1501.04366","version":1},"attestation_state":"computed","paper":{"title":"Source Compression with a Quantum Helper","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","math.IT"],"primary_cat":"quant-ph","authors_text":"Min-Hsiu Hsieh, Shun Watanabe","submitted_at":"2015-01-18T23:13:32Z","abstract_excerpt":"We study classical source coding with quantum side-information where the quantum side-information is observed by a helper and sent to the decoder via a classical channel. We derive a single-letter characterization of the achievable rate region for this problem. The direct part of our result is proved via the measurement compression theory by Winter. Our result reveals that a helper's scheme that separately conducts a measurement and a compression is suboptimal, and the measurement compression is fundamentally needed to achieve the optimal rate region."},"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":"1501.04366","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-01-18T23:13:32Z","cross_cats_sorted":["cs.IT","math.IT"],"title_canon_sha256":"a8c5bd11d98453520327bd1e07db7aa4ed22213757e902fc993574b5bdc648a0","abstract_canon_sha256":"327287b03ec6963bb1a64cd17d7ce016c6068669c85e22cbfbd068964ae6ad3c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:53:02.985116Z","signature_b64":"HIpInW7QLFS1Ob6/oaK93Aofs4EwjTDFTqGlp7NbMSGRdaOUqR5DdlwP/TM5RsSCzjfuc2wkQYUnqKCX8/8JAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"661671283b76550f83dac9240313238030b2b362cd922eeb1a1d4416db326198","last_reissued_at":"2026-05-18T00:53:02.984585Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:53:02.984585Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Source Compression with a Quantum Helper","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","math.IT"],"primary_cat":"quant-ph","authors_text":"Min-Hsiu Hsieh, Shun Watanabe","submitted_at":"2015-01-18T23:13:32Z","abstract_excerpt":"We study classical source coding with quantum side-information where the quantum side-information is observed by a helper and sent to the decoder via a classical channel. We derive a single-letter characterization of the achievable rate region for this problem. The direct part of our result is proved via the measurement compression theory by Winter. Our result reveals that a helper's scheme that separately conducts a measurement and a compression is suboptimal, and the measurement compression is fundamentally needed to achieve the optimal rate region."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.04366","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1501.04366","created_at":"2026-05-18T00:53:02.984668+00:00"},{"alias_kind":"arxiv_version","alias_value":"1501.04366v1","created_at":"2026-05-18T00:53:02.984668+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.04366","created_at":"2026-05-18T00:53:02.984668+00:00"},{"alias_kind":"pith_short_12","alias_value":"MYLHCKB3OZKQ","created_at":"2026-05-18T12:29:32.376354+00:00"},{"alias_kind":"pith_short_16","alias_value":"MYLHCKB3OZKQ7A62","created_at":"2026-05-18T12:29:32.376354+00:00"},{"alias_kind":"pith_short_8","alias_value":"MYLHCKB3","created_at":"2026-05-18T12:29:32.376354+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/MYLHCKB3OZKQ7A62ZESAGEZDQA","json":"https://pith.science/pith/MYLHCKB3OZKQ7A62ZESAGEZDQA.json","graph_json":"https://pith.science/api/pith-number/MYLHCKB3OZKQ7A62ZESAGEZDQA/graph.json","events_json":"https://pith.science/api/pith-number/MYLHCKB3OZKQ7A62ZESAGEZDQA/events.json","paper":"https://pith.science/paper/MYLHCKB3"},"agent_actions":{"view_html":"https://pith.science/pith/MYLHCKB3OZKQ7A62ZESAGEZDQA","download_json":"https://pith.science/pith/MYLHCKB3OZKQ7A62ZESAGEZDQA.json","view_paper":"https://pith.science/paper/MYLHCKB3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1501.04366&json=true","fetch_graph":"https://pith.science/api/pith-number/MYLHCKB3OZKQ7A62ZESAGEZDQA/graph.json","fetch_events":"https://pith.science/api/pith-number/MYLHCKB3OZKQ7A62ZESAGEZDQA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MYLHCKB3OZKQ7A62ZESAGEZDQA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MYLHCKB3OZKQ7A62ZESAGEZDQA/action/storage_attestation","attest_author":"https://pith.science/pith/MYLHCKB3OZKQ7A62ZESAGEZDQA/action/author_attestation","sign_citation":"https://pith.science/pith/MYLHCKB3OZKQ7A62ZESAGEZDQA/action/citation_signature","submit_replication":"https://pith.science/pith/MYLHCKB3OZKQ7A62ZESAGEZDQA/action/replication_record"}},"created_at":"2026-05-18T00:53:02.984668+00:00","updated_at":"2026-05-18T00:53:02.984668+00:00"}