{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:QDGPMFEQ22RTHP7MGP34FSR77Z","short_pith_number":"pith:QDGPMFEQ","schema_version":"1.0","canonical_sha256":"80ccf61490d6a333bfec33f7c2ca3ffe43371f3196a1a6f9fe30fb7a2de06fef","source":{"kind":"arxiv","id":"1309.0707","version":1},"attestation_state":"computed","paper":{"title":"Feedback Communication Systems with Limitations on Incremental Redundancy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Adam R. Williamson, Nambi Seshadri, Richard D. Wesel, Tsung-Yi Chen","submitted_at":"2013-09-03T14:45:13Z","abstract_excerpt":"This paper explores feedback systems using incremental redundancy (IR) with noiseless transmitter confirmation (NTC). For IR-NTC systems based on {\\em finite-length} codes (with blocklength $N$) and decoding attempts only at {\\em certain specified decoding times}, this paper presents the asymptotic expansion achieved by random coding, provides rate-compatible sphere-packing (RCSP) performance approximations, and presents simulation results of tail-biting convolutional codes.\n  The information-theoretic analysis shows that values of $N$ relatively close to the expected latency yield the same ra"},"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":"1309.0707","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2013-09-03T14:45:13Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"0c038eae68c0d7220027efc50df366511c0fcbc7bd64115cd768b308c3b5772e","abstract_canon_sha256":"42b95146c11bd4261e050b7e4eef19f8b0b4b70ab3481bfec5025bbb5c3f87ea"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:14:18.277048Z","signature_b64":"M2e9syKXWa/4Mli6uKmXTY/Yhg4fsZFE6pu4qmO1/E+0wbaaqS5oSLPtU7zsVzzp2gbQ8TmD16UwfrVDcmtECQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"80ccf61490d6a333bfec33f7c2ca3ffe43371f3196a1a6f9fe30fb7a2de06fef","last_reissued_at":"2026-05-18T03:14:18.276458Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:14:18.276458Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Feedback Communication Systems with Limitations on Incremental Redundancy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Adam R. Williamson, Nambi Seshadri, Richard D. Wesel, Tsung-Yi Chen","submitted_at":"2013-09-03T14:45:13Z","abstract_excerpt":"This paper explores feedback systems using incremental redundancy (IR) with noiseless transmitter confirmation (NTC). For IR-NTC systems based on {\\em finite-length} codes (with blocklength $N$) and decoding attempts only at {\\em certain specified decoding times}, this paper presents the asymptotic expansion achieved by random coding, provides rate-compatible sphere-packing (RCSP) performance approximations, and presents simulation results of tail-biting convolutional codes.\n  The information-theoretic analysis shows that values of $N$ relatively close to the expected latency yield the same ra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.0707","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":"1309.0707","created_at":"2026-05-18T03:14:18.276529+00:00"},{"alias_kind":"arxiv_version","alias_value":"1309.0707v1","created_at":"2026-05-18T03:14:18.276529+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.0707","created_at":"2026-05-18T03:14:18.276529+00:00"},{"alias_kind":"pith_short_12","alias_value":"QDGPMFEQ22RT","created_at":"2026-05-18T12:27:57.521954+00:00"},{"alias_kind":"pith_short_16","alias_value":"QDGPMFEQ22RTHP7M","created_at":"2026-05-18T12:27:57.521954+00:00"},{"alias_kind":"pith_short_8","alias_value":"QDGPMFEQ","created_at":"2026-05-18T12:27:57.521954+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/QDGPMFEQ22RTHP7MGP34FSR77Z","json":"https://pith.science/pith/QDGPMFEQ22RTHP7MGP34FSR77Z.json","graph_json":"https://pith.science/api/pith-number/QDGPMFEQ22RTHP7MGP34FSR77Z/graph.json","events_json":"https://pith.science/api/pith-number/QDGPMFEQ22RTHP7MGP34FSR77Z/events.json","paper":"https://pith.science/paper/QDGPMFEQ"},"agent_actions":{"view_html":"https://pith.science/pith/QDGPMFEQ22RTHP7MGP34FSR77Z","download_json":"https://pith.science/pith/QDGPMFEQ22RTHP7MGP34FSR77Z.json","view_paper":"https://pith.science/paper/QDGPMFEQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1309.0707&json=true","fetch_graph":"https://pith.science/api/pith-number/QDGPMFEQ22RTHP7MGP34FSR77Z/graph.json","fetch_events":"https://pith.science/api/pith-number/QDGPMFEQ22RTHP7MGP34FSR77Z/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QDGPMFEQ22RTHP7MGP34FSR77Z/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QDGPMFEQ22RTHP7MGP34FSR77Z/action/storage_attestation","attest_author":"https://pith.science/pith/QDGPMFEQ22RTHP7MGP34FSR77Z/action/author_attestation","sign_citation":"https://pith.science/pith/QDGPMFEQ22RTHP7MGP34FSR77Z/action/citation_signature","submit_replication":"https://pith.science/pith/QDGPMFEQ22RTHP7MGP34FSR77Z/action/replication_record"}},"created_at":"2026-05-18T03:14:18.276529+00:00","updated_at":"2026-05-18T03:14:18.276529+00:00"}