{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:LVEKFBFBPD4ARFR5XO5RN2VRZP","short_pith_number":"pith:LVEKFBFB","canonical_record":{"source":{"id":"2004.13713","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2020-04-28T09:51:09Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"d8bb986765a7ffcb6640665f6049bcfa04c6ff800db9fe6681c41bfc7ccdae2b","abstract_canon_sha256":"8bf6a543b9230fc8112b7b04933006379aa79058cc8f3bc1c5a989f9ed14a486"},"schema_version":"1.0"},"canonical_sha256":"5d48a284a178f808963dbbbb16eab1cbf5becd5ef82fffc559ba3d3b0a9d9ba1","source":{"kind":"arxiv","id":"2004.13713","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.13713","created_at":"2026-07-05T00:59:03Z"},{"alias_kind":"arxiv_version","alias_value":"2004.13713v1","created_at":"2026-07-05T00:59:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.13713","created_at":"2026-07-05T00:59:03Z"},{"alias_kind":"pith_short_12","alias_value":"LVEKFBFBPD4A","created_at":"2026-07-05T00:59:03Z"},{"alias_kind":"pith_short_16","alias_value":"LVEKFBFBPD4ARFR5","created_at":"2026-07-05T00:59:03Z"},{"alias_kind":"pith_short_8","alias_value":"LVEKFBFB","created_at":"2026-07-05T00:59:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:LVEKFBFBPD4ARFR5XO5RN2VRZP","target":"record","payload":{"canonical_record":{"source":{"id":"2004.13713","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2020-04-28T09:51:09Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"d8bb986765a7ffcb6640665f6049bcfa04c6ff800db9fe6681c41bfc7ccdae2b","abstract_canon_sha256":"8bf6a543b9230fc8112b7b04933006379aa79058cc8f3bc1c5a989f9ed14a486"},"schema_version":"1.0"},"canonical_sha256":"5d48a284a178f808963dbbbb16eab1cbf5becd5ef82fffc559ba3d3b0a9d9ba1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:59:03.813613Z","signature_b64":"cxXLj9tEu/G7ta0zHrEfQFcJpX67V9kYwlGw6dpqmZSMi1R+vztd5icihU2ib6ZfYGwAYDrweS5pTJzJDcoqAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5d48a284a178f808963dbbbb16eab1cbf5becd5ef82fffc559ba3d3b0a9d9ba1","last_reissued_at":"2026-07-05T00:59:03.813165Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:59:03.813165Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2004.13713","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:59:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"75pfMVdufP9MRMCRm2UudhSeoK0l0hzgzWFWVDbCl+BsIhYMkPHOgtwt2HtuNoWBK/TPiYJXEZ79wz9+kNbBDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T14:20:59.651286Z"},"content_sha256":"0fb8376559ed7b30287eb6c4bfcf009faf315cbc23491855eada8d333998a17b","schema_version":"1.0","event_id":"sha256:0fb8376559ed7b30287eb6c4bfcf009faf315cbc23491855eada8d333998a17b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:LVEKFBFBPD4ARFR5XO5RN2VRZP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Error Propagation Mitigation in Sliding Window Decoding of Braided Convolutional Codes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Baoming Bai, Daniel J. Costello, David G. M. Mitchell, jr, Michael Lentmaier, Min Zhu","submitted_at":"2020-04-28T09:51:09Z","abstract_excerpt":"We investigate error propagation in sliding window decoding of braided convolutional codes (BCCs). Previous studies of BCCs have focused on iterative decoding thresholds, minimum distance properties, and their bit error rate (BER) performance at small to moderate frame length. Here, we consider a sliding window decoder in the context of large frame length or one that continuously outputs blocks in a streaming fashion. In this case, decoder error propagation, due to the feedback inherent in BCCs, can be a serious problem.In order to mitigate the effects of error propagation, we propose several "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.13713","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/2004.13713/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:59:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ojsN/mKVA+c5CskVQgQEhN9ns3nHL304oyqhtwoW1K78/AniP07w3SX8ONwE8X37DnCtEOSEnwG4hM/wXUhdAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T14:20:59.651777Z"},"content_sha256":"75be3e165da700fe9e3ae9dca0131467bace294adc45199356339be235332bd9","schema_version":"1.0","event_id":"sha256:75be3e165da700fe9e3ae9dca0131467bace294adc45199356339be235332bd9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LVEKFBFBPD4ARFR5XO5RN2VRZP/bundle.json","state_url":"https://pith.science/pith/LVEKFBFBPD4ARFR5XO5RN2VRZP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LVEKFBFBPD4ARFR5XO5RN2VRZP/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-05T14:20:59Z","links":{"resolver":"https://pith.science/pith/LVEKFBFBPD4ARFR5XO5RN2VRZP","bundle":"https://pith.science/pith/LVEKFBFBPD4ARFR5XO5RN2VRZP/bundle.json","state":"https://pith.science/pith/LVEKFBFBPD4ARFR5XO5RN2VRZP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LVEKFBFBPD4ARFR5XO5RN2VRZP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:LVEKFBFBPD4ARFR5XO5RN2VRZP","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"8bf6a543b9230fc8112b7b04933006379aa79058cc8f3bc1c5a989f9ed14a486","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2020-04-28T09:51:09Z","title_canon_sha256":"d8bb986765a7ffcb6640665f6049bcfa04c6ff800db9fe6681c41bfc7ccdae2b"},"schema_version":"1.0","source":{"id":"2004.13713","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.13713","created_at":"2026-07-05T00:59:03Z"},{"alias_kind":"arxiv_version","alias_value":"2004.13713v1","created_at":"2026-07-05T00:59:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.13713","created_at":"2026-07-05T00:59:03Z"},{"alias_kind":"pith_short_12","alias_value":"LVEKFBFBPD4A","created_at":"2026-07-05T00:59:03Z"},{"alias_kind":"pith_short_16","alias_value":"LVEKFBFBPD4ARFR5","created_at":"2026-07-05T00:59:03Z"},{"alias_kind":"pith_short_8","alias_value":"LVEKFBFB","created_at":"2026-07-05T00:59:03Z"}],"graph_snapshots":[{"event_id":"sha256:75be3e165da700fe9e3ae9dca0131467bace294adc45199356339be235332bd9","target":"graph","created_at":"2026-07-05T00:59:03Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2004.13713/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate error propagation in sliding window decoding of braided convolutional codes (BCCs). Previous studies of BCCs have focused on iterative decoding thresholds, minimum distance properties, and their bit error rate (BER) performance at small to moderate frame length. Here, we consider a sliding window decoder in the context of large frame length or one that continuously outputs blocks in a streaming fashion. In this case, decoder error propagation, due to the feedback inherent in BCCs, can be a serious problem.In order to mitigate the effects of error propagation, we propose several ","authors_text":"Baoming Bai, Daniel J. Costello, David G. M. Mitchell, jr, Michael Lentmaier, Min Zhu","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2020-04-28T09:51:09Z","title":"Error Propagation Mitigation in Sliding Window Decoding of Braided Convolutional Codes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.13713","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:0fb8376559ed7b30287eb6c4bfcf009faf315cbc23491855eada8d333998a17b","target":"record","created_at":"2026-07-05T00:59:03Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"8bf6a543b9230fc8112b7b04933006379aa79058cc8f3bc1c5a989f9ed14a486","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2020-04-28T09:51:09Z","title_canon_sha256":"d8bb986765a7ffcb6640665f6049bcfa04c6ff800db9fe6681c41bfc7ccdae2b"},"schema_version":"1.0","source":{"id":"2004.13713","kind":"arxiv","version":1}},"canonical_sha256":"5d48a284a178f808963dbbbb16eab1cbf5becd5ef82fffc559ba3d3b0a9d9ba1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5d48a284a178f808963dbbbb16eab1cbf5becd5ef82fffc559ba3d3b0a9d9ba1","first_computed_at":"2026-07-05T00:59:03.813165Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:59:03.813165Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cxXLj9tEu/G7ta0zHrEfQFcJpX67V9kYwlGw6dpqmZSMi1R+vztd5icihU2ib6ZfYGwAYDrweS5pTJzJDcoqAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:59:03.813613Z","signed_message":"canonical_sha256_bytes"},"source_id":"2004.13713","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0fb8376559ed7b30287eb6c4bfcf009faf315cbc23491855eada8d333998a17b","sha256:75be3e165da700fe9e3ae9dca0131467bace294adc45199356339be235332bd9"],"state_sha256":"b9f83fdeef248913ea53a8db9292baafa7b1d417f9f13afecf2d44bcac55a1ac"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pDfO13ERo6ztY9GajbBxJDyDaRFJanNrk44+5VKWV07nQFuXo0B5mV2MRDZf63LvZe2Bv9tCvtfk8lXCj70QCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T14:20:59.687825Z","bundle_sha256":"22c0534984ea81e7524a522ba66c847864fce8fdfa13f7e602ea22b21c4ccb74"}}