{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:JDPOBOW2SKFOXDQCRUJZPDLROA","short_pith_number":"pith:JDPOBOW2","schema_version":"1.0","canonical_sha256":"48dee0bada928aeb8e028d13978d71703f0693ab096a967838873458cb167d03","source":{"kind":"arxiv","id":"1508.02141","version":2},"attestation_state":"computed","paper":{"title":"Analysis of Quantum Network Coding for Realistic Repeater Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Kaori Ishizaki, Rodney Van Meter, Shota Nagayama, Takahiko satoh","submitted_at":"2015-08-10T07:01:46Z","abstract_excerpt":"Quantum repeater networks have attracted attention for the implementation of long-distance and large-scale sharing of quantum states. Recently, researchers extended classical network coding, which is a technique for throughput enhancement, into quantum information. The utility of quantum network coding (QNC) has been shown under ideal conditions, but it has not been studied previously under conditions of noise and shortage of quantum resources. We analyzed QNC on a butterfly network, which can create end-to-end Bell pairs at twice the rate of the standard quantum network repeater approach. The"},"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":"1508.02141","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-08-10T07:01:46Z","cross_cats_sorted":[],"title_canon_sha256":"082cf26a935f2ebaf3c49c97d105f717d75642aecc05929e49617643c00474ad","abstract_canon_sha256":"deb884c41f71e2a5f91a0e8fb2e3e2f4d27029a6e2e5a956259941532348d987"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:19:29.870847Z","signature_b64":"kTctTiuHdYSjB4S3pdQT95hqeY3K8799n3EkR9UJglSyhYIjK6W9DWyE2VPXWnrTOJqees9dSXAzICK8u6QLDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"48dee0bada928aeb8e028d13978d71703f0693ab096a967838873458cb167d03","last_reissued_at":"2026-05-18T01:19:29.870074Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:19:29.870074Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Analysis of Quantum Network Coding for Realistic Repeater Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Kaori Ishizaki, Rodney Van Meter, Shota Nagayama, Takahiko satoh","submitted_at":"2015-08-10T07:01:46Z","abstract_excerpt":"Quantum repeater networks have attracted attention for the implementation of long-distance and large-scale sharing of quantum states. Recently, researchers extended classical network coding, which is a technique for throughput enhancement, into quantum information. The utility of quantum network coding (QNC) has been shown under ideal conditions, but it has not been studied previously under conditions of noise and shortage of quantum resources. We analyzed QNC on a butterfly network, which can create end-to-end Bell pairs at twice the rate of the standard quantum network repeater approach. The"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.02141","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1508.02141","created_at":"2026-05-18T01:19:29.870194+00:00"},{"alias_kind":"arxiv_version","alias_value":"1508.02141v2","created_at":"2026-05-18T01:19:29.870194+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.02141","created_at":"2026-05-18T01:19:29.870194+00:00"},{"alias_kind":"pith_short_12","alias_value":"JDPOBOW2SKFO","created_at":"2026-05-18T12:29:27.538025+00:00"},{"alias_kind":"pith_short_16","alias_value":"JDPOBOW2SKFOXDQC","created_at":"2026-05-18T12:29:27.538025+00:00"},{"alias_kind":"pith_short_8","alias_value":"JDPOBOW2","created_at":"2026-05-18T12:29:27.538025+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/JDPOBOW2SKFOXDQCRUJZPDLROA","json":"https://pith.science/pith/JDPOBOW2SKFOXDQCRUJZPDLROA.json","graph_json":"https://pith.science/api/pith-number/JDPOBOW2SKFOXDQCRUJZPDLROA/graph.json","events_json":"https://pith.science/api/pith-number/JDPOBOW2SKFOXDQCRUJZPDLROA/events.json","paper":"https://pith.science/paper/JDPOBOW2"},"agent_actions":{"view_html":"https://pith.science/pith/JDPOBOW2SKFOXDQCRUJZPDLROA","download_json":"https://pith.science/pith/JDPOBOW2SKFOXDQCRUJZPDLROA.json","view_paper":"https://pith.science/paper/JDPOBOW2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1508.02141&json=true","fetch_graph":"https://pith.science/api/pith-number/JDPOBOW2SKFOXDQCRUJZPDLROA/graph.json","fetch_events":"https://pith.science/api/pith-number/JDPOBOW2SKFOXDQCRUJZPDLROA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JDPOBOW2SKFOXDQCRUJZPDLROA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JDPOBOW2SKFOXDQCRUJZPDLROA/action/storage_attestation","attest_author":"https://pith.science/pith/JDPOBOW2SKFOXDQCRUJZPDLROA/action/author_attestation","sign_citation":"https://pith.science/pith/JDPOBOW2SKFOXDQCRUJZPDLROA/action/citation_signature","submit_replication":"https://pith.science/pith/JDPOBOW2SKFOXDQCRUJZPDLROA/action/replication_record"}},"created_at":"2026-05-18T01:19:29.870194+00:00","updated_at":"2026-05-18T01:19:29.870194+00:00"}