{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:XB5CPIL6DGS3IFXKGHCEDSQKH3","short_pith_number":"pith:XB5CPIL6","canonical_record":{"source":{"id":"2211.04346","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.AS","submitted_at":"2022-11-08T16:12:38Z","cross_cats_sorted":["cs.SD"],"title_canon_sha256":"ad16db0ff7be682472b66614e3297b71390e3562ca40fd6562ea7475c40eaea1","abstract_canon_sha256":"5d77c363866a7cbe2cc9eaa86a489be720dc16b3814f674f5c245bc420a83221"},"schema_version":"1.0"},"canonical_sha256":"b87a27a17e19a5b416ea31c441ca0a3eede6c458a42b1c0760f2fc9bd203d966","source":{"kind":"arxiv","id":"2211.04346","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.04346","created_at":"2026-07-05T05:14:28Z"},{"alias_kind":"arxiv_version","alias_value":"2211.04346v1","created_at":"2026-07-05T05:14:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.04346","created_at":"2026-07-05T05:14:28Z"},{"alias_kind":"pith_short_12","alias_value":"XB5CPIL6DGS3","created_at":"2026-07-05T05:14:28Z"},{"alias_kind":"pith_short_16","alias_value":"XB5CPIL6DGS3IFXK","created_at":"2026-07-05T05:14:28Z"},{"alias_kind":"pith_short_8","alias_value":"XB5CPIL6","created_at":"2026-07-05T05:14:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:XB5CPIL6DGS3IFXKGHCEDSQKH3","target":"record","payload":{"canonical_record":{"source":{"id":"2211.04346","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.AS","submitted_at":"2022-11-08T16:12:38Z","cross_cats_sorted":["cs.SD"],"title_canon_sha256":"ad16db0ff7be682472b66614e3297b71390e3562ca40fd6562ea7475c40eaea1","abstract_canon_sha256":"5d77c363866a7cbe2cc9eaa86a489be720dc16b3814f674f5c245bc420a83221"},"schema_version":"1.0"},"canonical_sha256":"b87a27a17e19a5b416ea31c441ca0a3eede6c458a42b1c0760f2fc9bd203d966","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:14:28.756541Z","signature_b64":"M/IDs02uR4mDup0ovTorDV1t094qqq66VTir0gbPOOWGvFp3SAJ2ycl9DbiYdZAwH+JDu9s8jquxkwlS422iCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b87a27a17e19a5b416ea31c441ca0a3eede6c458a42b1c0760f2fc9bd203d966","last_reissued_at":"2026-07-05T05:14:28.756078Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:14:28.756078Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2211.04346","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":"2026-07-05T05:14:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vlErsndQkxx+JDiYv6zoHsW8YXZhotjmtlp1VXRXXxQSUhjhwLxKVi9a2lE3cKEZc6y+VawttlN3czMEd6PDCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T14:59:17.468353Z"},"content_sha256":"def74598dae13e7d0e5ffb4181abc2cf3ed3fe43252c508cfbb40dcc61c80443","schema_version":"1.0","event_id":"sha256:def74598dae13e7d0e5ffb4181abc2cf3ed3fe43252c508cfbb40dcc61c80443"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:XB5CPIL6DGS3IFXKGHCEDSQKH3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cross-Attention is all you need: Real-Time Streaming Transformers for Personalised Speech Enhancement","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.SD"],"primary_cat":"eess.AS","authors_text":"Alberto Gil C. P. Ramos, Malcolm Chadwick, Shucong Zhang, Sourav Bhattacharya","submitted_at":"2022-11-08T16:12:38Z","abstract_excerpt":"Personalised speech enhancement (PSE), which extracts only the speech of a target user and removes everything else from a recorded audio clip, can potentially improve users' experiences of audio AI modules deployed in the wild. To support a large variety of downstream audio tasks, such as real-time ASR and audio-call enhancement, a PSE solution should operate in a streaming mode, i.e., input audio cleaning should happen in real-time with a small latency and real-time factor. Personalisation is typically achieved by extracting a target speaker's voice profile from an enrolment audio, in the for"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.04346","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/2211.04346/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":"2026-07-05T05:14:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7RenbSwQ0ffjhgeJLOVdEYqcuXvTzYZtNsHCfaDPQoEhjJNkAWZnvSHavT2LR5jS0G8vkK6O30vOeBItt8kiAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T14:59:17.469308Z"},"content_sha256":"0dcdef7dd1a57791d5854325a651e6ca27d40a58244591e2ba859869483e1147","schema_version":"1.0","event_id":"sha256:0dcdef7dd1a57791d5854325a651e6ca27d40a58244591e2ba859869483e1147"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XB5CPIL6DGS3IFXKGHCEDSQKH3/bundle.json","state_url":"https://pith.science/pith/XB5CPIL6DGS3IFXKGHCEDSQKH3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XB5CPIL6DGS3IFXKGHCEDSQKH3/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":"2026-08-08T14:59:17Z","links":{"resolver":"https://pith.science/pith/XB5CPIL6DGS3IFXKGHCEDSQKH3","bundle":"https://pith.science/pith/XB5CPIL6DGS3IFXKGHCEDSQKH3/bundle.json","state":"https://pith.science/pith/XB5CPIL6DGS3IFXKGHCEDSQKH3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XB5CPIL6DGS3IFXKGHCEDSQKH3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:XB5CPIL6DGS3IFXKGHCEDSQKH3","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":"5d77c363866a7cbe2cc9eaa86a489be720dc16b3814f674f5c245bc420a83221","cross_cats_sorted":["cs.SD"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.AS","submitted_at":"2022-11-08T16:12:38Z","title_canon_sha256":"ad16db0ff7be682472b66614e3297b71390e3562ca40fd6562ea7475c40eaea1"},"schema_version":"1.0","source":{"id":"2211.04346","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.04346","created_at":"2026-07-05T05:14:28Z"},{"alias_kind":"arxiv_version","alias_value":"2211.04346v1","created_at":"2026-07-05T05:14:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.04346","created_at":"2026-07-05T05:14:28Z"},{"alias_kind":"pith_short_12","alias_value":"XB5CPIL6DGS3","created_at":"2026-07-05T05:14:28Z"},{"alias_kind":"pith_short_16","alias_value":"XB5CPIL6DGS3IFXK","created_at":"2026-07-05T05:14:28Z"},{"alias_kind":"pith_short_8","alias_value":"XB5CPIL6","created_at":"2026-07-05T05:14:28Z"}],"graph_snapshots":[{"event_id":"sha256:0dcdef7dd1a57791d5854325a651e6ca27d40a58244591e2ba859869483e1147","target":"graph","created_at":"2026-07-05T05:14:28Z","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/2211.04346/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Personalised speech enhancement (PSE), which extracts only the speech of a target user and removes everything else from a recorded audio clip, can potentially improve users' experiences of audio AI modules deployed in the wild. To support a large variety of downstream audio tasks, such as real-time ASR and audio-call enhancement, a PSE solution should operate in a streaming mode, i.e., input audio cleaning should happen in real-time with a small latency and real-time factor. Personalisation is typically achieved by extracting a target speaker's voice profile from an enrolment audio, in the for","authors_text":"Alberto Gil C. P. Ramos, Malcolm Chadwick, Shucong Zhang, Sourav Bhattacharya","cross_cats":["cs.SD"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.AS","submitted_at":"2022-11-08T16:12:38Z","title":"Cross-Attention is all you need: Real-Time Streaming Transformers for Personalised Speech Enhancement"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.04346","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:def74598dae13e7d0e5ffb4181abc2cf3ed3fe43252c508cfbb40dcc61c80443","target":"record","created_at":"2026-07-05T05:14:28Z","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":"5d77c363866a7cbe2cc9eaa86a489be720dc16b3814f674f5c245bc420a83221","cross_cats_sorted":["cs.SD"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"eess.AS","submitted_at":"2022-11-08T16:12:38Z","title_canon_sha256":"ad16db0ff7be682472b66614e3297b71390e3562ca40fd6562ea7475c40eaea1"},"schema_version":"1.0","source":{"id":"2211.04346","kind":"arxiv","version":1}},"canonical_sha256":"b87a27a17e19a5b416ea31c441ca0a3eede6c458a42b1c0760f2fc9bd203d966","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b87a27a17e19a5b416ea31c441ca0a3eede6c458a42b1c0760f2fc9bd203d966","first_computed_at":"2026-07-05T05:14:28.756078Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:14:28.756078Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"M/IDs02uR4mDup0ovTorDV1t094qqq66VTir0gbPOOWGvFp3SAJ2ycl9DbiYdZAwH+JDu9s8jquxkwlS422iCw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:14:28.756541Z","signed_message":"canonical_sha256_bytes"},"source_id":"2211.04346","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:def74598dae13e7d0e5ffb4181abc2cf3ed3fe43252c508cfbb40dcc61c80443","sha256:0dcdef7dd1a57791d5854325a651e6ca27d40a58244591e2ba859869483e1147"],"state_sha256":"cdc34420cd75e5af333eeabbd3ededd7099058284b2831342343f5f9af1d959c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"01nOrNN0SCsQE98LutLxHGUqSs6VxK04FYlZs/ebmTcga2AsJPciSvdpm6CEEjCuHmD8q7pL5go60uMLPN/0Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T14:59:17.474896Z","bundle_sha256":"66dd71126e69b42e41d786b55f9358331f39883243984107993221a615c66fff"}}