{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:NQ33DKVQUHXR4DMIJYINMQQ2TD","short_pith_number":"pith:NQ33DKVQ","canonical_record":{"source":{"id":"2001.09727","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-01-27T12:55:02Z","cross_cats_sorted":["cs.SD","eess.AS"],"title_canon_sha256":"23c302609489ba31d0093f3e7c566c7685475d780fd00bc3217f22eceb560913","abstract_canon_sha256":"5634ebac60d8acd5a2867a56747f9ab86e71e1c566bc1f88e67def56dec02ed1"},"schema_version":"1.0"},"canonical_sha256":"6c37b1aab0a1ef1e0d884e10d6421a98c8c18d18b6d485c658b60031f02c665d","source":{"kind":"arxiv","id":"2001.09727","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2001.09727","created_at":"2026-07-05T00:36:48Z"},{"alias_kind":"arxiv_version","alias_value":"2001.09727v1","created_at":"2026-07-05T00:36:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2001.09727","created_at":"2026-07-05T00:36:48Z"},{"alias_kind":"pith_short_12","alias_value":"NQ33DKVQUHXR","created_at":"2026-07-05T00:36:48Z"},{"alias_kind":"pith_short_16","alias_value":"NQ33DKVQUHXR4DMI","created_at":"2026-07-05T00:36:48Z"},{"alias_kind":"pith_short_8","alias_value":"NQ33DKVQ","created_at":"2026-07-05T00:36:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:NQ33DKVQUHXR4DMIJYINMQQ2TD","target":"record","payload":{"canonical_record":{"source":{"id":"2001.09727","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-01-27T12:55:02Z","cross_cats_sorted":["cs.SD","eess.AS"],"title_canon_sha256":"23c302609489ba31d0093f3e7c566c7685475d780fd00bc3217f22eceb560913","abstract_canon_sha256":"5634ebac60d8acd5a2867a56747f9ab86e71e1c566bc1f88e67def56dec02ed1"},"schema_version":"1.0"},"canonical_sha256":"6c37b1aab0a1ef1e0d884e10d6421a98c8c18d18b6d485c658b60031f02c665d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:36:48.870169Z","signature_b64":"1xtx8vBXpoqNquu3ZdaOwIpkYeRMFi/XwxWhDpXCX/26yUbENDQKqg+bUyRDzla+2jJx/v09wGxw5Z1i3sUOAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6c37b1aab0a1ef1e0d884e10d6421a98c8c18d18b6d485c658b60031f02c665d","last_reissued_at":"2026-07-05T00:36:48.869665Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:36:48.869665Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2001.09727","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":"2026-07-05T00:36:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6gIg7yj3AZhVNd99salAd54p6ImuY4iZS9Aqg+CAqJmcXgOuHoRRAw1/JiaUYYhTh/wFb173Palg+S/FEsKCDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T13:35:58.872429Z"},"content_sha256":"3142320c5b470a70e24a0e26685bc0f1d7f181da7012bd46b027713243175bdc","schema_version":"1.0","event_id":"sha256:3142320c5b470a70e24a0e26685bc0f1d7f181da7012bd46b027713243175bdc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:NQ33DKVQUHXR4DMIJYINMQQ2TD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Scaling Up Online Speech Recognition Using ConvNets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SD","eess.AS"],"primary_cat":"cs.CL","authors_text":"Awni Hannun, Gabriel Synnaeve, Gilad Avidov, Jacob Kahn, Qiantong Xu, Ronan Collobert, Tatiana Likhomanenko, Vineel Pratap, Vitaliy Liptchinsky","submitted_at":"2020-01-27T12:55:02Z","abstract_excerpt":"We design an online end-to-end speech recognition system based on Time-Depth Separable (TDS) convolutions and Connectionist Temporal Classification (CTC). We improve the core TDS architecture in order to limit the future context and hence reduce latency while maintaining accuracy. The system has almost three times the throughput of a well tuned hybrid ASR baseline while also having lower latency and a better word error rate. Also important to the efficiency of the recognizer is our highly optimized beam search decoder. To show the impact of our design choices, we analyze throughput, latency, a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2001.09727","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/2001.09727/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":"2026-07-05T00:36:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"12b3jbVx7ifDi1TG29jFfkuQnxfqfB+JN2AGA0OHay+zS/6b7IHZRJYDfg+RkQ1qIYQvW0WfiNhLQL0cWd5oCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T13:35:58.873026Z"},"content_sha256":"c304ccc670a15574e152a5a0f12310c6a04bcba6f45cbbdaafb90556b8c691ec","schema_version":"1.0","event_id":"sha256:c304ccc670a15574e152a5a0f12310c6a04bcba6f45cbbdaafb90556b8c691ec"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NQ33DKVQUHXR4DMIJYINMQQ2TD/bundle.json","state_url":"https://pith.science/pith/NQ33DKVQUHXR4DMIJYINMQQ2TD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NQ33DKVQUHXR4DMIJYINMQQ2TD/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":"2026-08-20T13:35:58Z","links":{"resolver":"https://pith.science/pith/NQ33DKVQUHXR4DMIJYINMQQ2TD","bundle":"https://pith.science/pith/NQ33DKVQUHXR4DMIJYINMQQ2TD/bundle.json","state":"https://pith.science/pith/NQ33DKVQUHXR4DMIJYINMQQ2TD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NQ33DKVQUHXR4DMIJYINMQQ2TD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:NQ33DKVQUHXR4DMIJYINMQQ2TD","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":"5634ebac60d8acd5a2867a56747f9ab86e71e1c566bc1f88e67def56dec02ed1","cross_cats_sorted":["cs.SD","eess.AS"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-01-27T12:55:02Z","title_canon_sha256":"23c302609489ba31d0093f3e7c566c7685475d780fd00bc3217f22eceb560913"},"schema_version":"1.0","source":{"id":"2001.09727","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2001.09727","created_at":"2026-07-05T00:36:48Z"},{"alias_kind":"arxiv_version","alias_value":"2001.09727v1","created_at":"2026-07-05T00:36:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2001.09727","created_at":"2026-07-05T00:36:48Z"},{"alias_kind":"pith_short_12","alias_value":"NQ33DKVQUHXR","created_at":"2026-07-05T00:36:48Z"},{"alias_kind":"pith_short_16","alias_value":"NQ33DKVQUHXR4DMI","created_at":"2026-07-05T00:36:48Z"},{"alias_kind":"pith_short_8","alias_value":"NQ33DKVQ","created_at":"2026-07-05T00:36:48Z"}],"graph_snapshots":[{"event_id":"sha256:c304ccc670a15574e152a5a0f12310c6a04bcba6f45cbbdaafb90556b8c691ec","target":"graph","created_at":"2026-07-05T00:36:48Z","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/2001.09727/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We design an online end-to-end speech recognition system based on Time-Depth Separable (TDS) convolutions and Connectionist Temporal Classification (CTC). We improve the core TDS architecture in order to limit the future context and hence reduce latency while maintaining accuracy. The system has almost three times the throughput of a well tuned hybrid ASR baseline while also having lower latency and a better word error rate. Also important to the efficiency of the recognizer is our highly optimized beam search decoder. To show the impact of our design choices, we analyze throughput, latency, a","authors_text":"Awni Hannun, Gabriel Synnaeve, Gilad Avidov, Jacob Kahn, Qiantong Xu, Ronan Collobert, Tatiana Likhomanenko, Vineel Pratap, Vitaliy Liptchinsky","cross_cats":["cs.SD","eess.AS"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-01-27T12:55:02Z","title":"Scaling Up Online Speech Recognition Using ConvNets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2001.09727","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":"sha256:3142320c5b470a70e24a0e26685bc0f1d7f181da7012bd46b027713243175bdc","target":"record","created_at":"2026-07-05T00:36:48Z","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":"5634ebac60d8acd5a2867a56747f9ab86e71e1c566bc1f88e67def56dec02ed1","cross_cats_sorted":["cs.SD","eess.AS"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2020-01-27T12:55:02Z","title_canon_sha256":"23c302609489ba31d0093f3e7c566c7685475d780fd00bc3217f22eceb560913"},"schema_version":"1.0","source":{"id":"2001.09727","kind":"arxiv","version":1}},"canonical_sha256":"6c37b1aab0a1ef1e0d884e10d6421a98c8c18d18b6d485c658b60031f02c665d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6c37b1aab0a1ef1e0d884e10d6421a98c8c18d18b6d485c658b60031f02c665d","first_computed_at":"2026-07-05T00:36:48.869665Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:36:48.869665Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1xtx8vBXpoqNquu3ZdaOwIpkYeRMFi/XwxWhDpXCX/26yUbENDQKqg+bUyRDzla+2jJx/v09wGxw5Z1i3sUOAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:36:48.870169Z","signed_message":"canonical_sha256_bytes"},"source_id":"2001.09727","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3142320c5b470a70e24a0e26685bc0f1d7f181da7012bd46b027713243175bdc","sha256:c304ccc670a15574e152a5a0f12310c6a04bcba6f45cbbdaafb90556b8c691ec"],"state_sha256":"92b27b71111a4a3d6b3847212b88cee81b5ee4d0e4a44fc5f60d77a2bda0c046"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tVvcPqhTAWCpeG2IcWqkYcgzgKKLiJMm6zK++eyIBpusHxAf8HBVwLPefke6MTjDSZQQK5VTk2lkoG05o+p6AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T13:35:58.878683Z","bundle_sha256":"f758f95ad9b8031a82f6ed1226a0c0a42626b8290933ee4d02869fe7e07a3b27"}}