{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:LG3ETKVPKAXZJH6UIQ6R37IIXM","short_pith_number":"pith:LG3ETKVP","canonical_record":{"source":{"id":"2607.01161","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.AS","submitted_at":"2026-07-01T16:44:19Z","cross_cats_sorted":["cs.CL"],"title_canon_sha256":"44395fe2ee748a617c1656d5d218631db174108155e4ab35d8d743c8005060a0","abstract_canon_sha256":"1b93f53bdd8912e5bd2c8eea7cf23c248d09f97a29ca85a08ad80f93ea2f2d50"},"schema_version":"1.0"},"canonical_sha256":"59b649aaaf502f949fd4443d1dfd08bb012bd38ebdc3282b8b7be2e9a83a8515","source":{"kind":"arxiv","id":"2607.01161","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.01161","created_at":"2026-07-02T01:18:30Z"},{"alias_kind":"arxiv_version","alias_value":"2607.01161v1","created_at":"2026-07-02T01:18:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.01161","created_at":"2026-07-02T01:18:30Z"},{"alias_kind":"pith_short_12","alias_value":"LG3ETKVPKAXZ","created_at":"2026-07-02T01:18:30Z"},{"alias_kind":"pith_short_16","alias_value":"LG3ETKVPKAXZJH6U","created_at":"2026-07-02T01:18:30Z"},{"alias_kind":"pith_short_8","alias_value":"LG3ETKVP","created_at":"2026-07-02T01:18:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:LG3ETKVPKAXZJH6UIQ6R37IIXM","target":"record","payload":{"canonical_record":{"source":{"id":"2607.01161","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.AS","submitted_at":"2026-07-01T16:44:19Z","cross_cats_sorted":["cs.CL"],"title_canon_sha256":"44395fe2ee748a617c1656d5d218631db174108155e4ab35d8d743c8005060a0","abstract_canon_sha256":"1b93f53bdd8912e5bd2c8eea7cf23c248d09f97a29ca85a08ad80f93ea2f2d50"},"schema_version":"1.0"},"canonical_sha256":"59b649aaaf502f949fd4443d1dfd08bb012bd38ebdc3282b8b7be2e9a83a8515","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-02T01:18:30.875873Z","signature_b64":"mcVpj45xILBCgPIxnk6a9XDKAXqVXydslfGZvmsTsj7bTnB0FfCAcVlBfm6yh4OT51AgIbvrEscbQEEfAJzSCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"59b649aaaf502f949fd4443d1dfd08bb012bd38ebdc3282b8b7be2e9a83a8515","last_reissued_at":"2026-07-02T01:18:30.875416Z","signature_status":"signed_v1","first_computed_at":"2026-07-02T01:18:30.875416Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.01161","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":"2026-07-02T01:18:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gJ4vtdjBmSdVAFqBf3WB3/31zrTJR15CraZaLdVSmzIxzcqI+OVltUEHf+M55b4YKz1bmICUmugAl47fZCHcCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T16:13:57.499194Z"},"content_sha256":"5fcfb8d6b0a8dffdfeb3839ac59e60493951d5b8afd6d8c8a3de1156f773c718","schema_version":"1.0","event_id":"sha256:5fcfb8d6b0a8dffdfeb3839ac59e60493951d5b8afd6d8c8a3de1156f773c718"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:LG3ETKVPKAXZJH6UIQ6R37IIXM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Disentangling Speaker and Language Effects in Cross-Lingual Speaker Verification for Iberian Languages","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.CL"],"primary_cat":"eess.AS","authors_text":"Javier Hernando, Pol Buitrago","submitted_at":"2026-07-01T16:44:19Z","abstract_excerpt":"Cross-lingual speaker verification (SV) systems typically exhibit performance degradation when enrollment and test utterances are spoken in different languages. However, standard evaluation protocols confound language mismatch with inter-speaker variability, as evaluation is generally performed with different speakers across languages.\n  In this work, we introduce a bilingual same-speaker evaluation set for five Iberian languages, enabling analysis of cross-lingual SV under constant speaker identity. We apply this setup to a HuBERT-based SV system previously shown to exhibit strong language de"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.01161","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/2607.01161/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":"2026-07-02T01:18:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DmoMVeIcGjEzaytkDbH3zDStEe96gArWBbk6jMAfF4E/E7cjVEAPQmHzPjcEXKIdPr7WLS8klMhcRiWNWoV9CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T16:13:57.499614Z"},"content_sha256":"38625745aba647cbc2fa041b3932f1ba01cefcb42c1bb1906266111b744feb4b","schema_version":"1.0","event_id":"sha256:38625745aba647cbc2fa041b3932f1ba01cefcb42c1bb1906266111b744feb4b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LG3ETKVPKAXZJH6UIQ6R37IIXM/bundle.json","state_url":"https://pith.science/pith/LG3ETKVPKAXZJH6UIQ6R37IIXM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LG3ETKVPKAXZJH6UIQ6R37IIXM/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":"2026-07-06T16:13:57Z","links":{"resolver":"https://pith.science/pith/LG3ETKVPKAXZJH6UIQ6R37IIXM","bundle":"https://pith.science/pith/LG3ETKVPKAXZJH6UIQ6R37IIXM/bundle.json","state":"https://pith.science/pith/LG3ETKVPKAXZJH6UIQ6R37IIXM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LG3ETKVPKAXZJH6UIQ6R37IIXM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:LG3ETKVPKAXZJH6UIQ6R37IIXM","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":"1b93f53bdd8912e5bd2c8eea7cf23c248d09f97a29ca85a08ad80f93ea2f2d50","cross_cats_sorted":["cs.CL"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.AS","submitted_at":"2026-07-01T16:44:19Z","title_canon_sha256":"44395fe2ee748a617c1656d5d218631db174108155e4ab35d8d743c8005060a0"},"schema_version":"1.0","source":{"id":"2607.01161","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.01161","created_at":"2026-07-02T01:18:30Z"},{"alias_kind":"arxiv_version","alias_value":"2607.01161v1","created_at":"2026-07-02T01:18:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.01161","created_at":"2026-07-02T01:18:30Z"},{"alias_kind":"pith_short_12","alias_value":"LG3ETKVPKAXZ","created_at":"2026-07-02T01:18:30Z"},{"alias_kind":"pith_short_16","alias_value":"LG3ETKVPKAXZJH6U","created_at":"2026-07-02T01:18:30Z"},{"alias_kind":"pith_short_8","alias_value":"LG3ETKVP","created_at":"2026-07-02T01:18:30Z"}],"graph_snapshots":[{"event_id":"sha256:38625745aba647cbc2fa041b3932f1ba01cefcb42c1bb1906266111b744feb4b","target":"graph","created_at":"2026-07-02T01:18:30Z","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/2607.01161/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Cross-lingual speaker verification (SV) systems typically exhibit performance degradation when enrollment and test utterances are spoken in different languages. However, standard evaluation protocols confound language mismatch with inter-speaker variability, as evaluation is generally performed with different speakers across languages.\n  In this work, we introduce a bilingual same-speaker evaluation set for five Iberian languages, enabling analysis of cross-lingual SV under constant speaker identity. We apply this setup to a HuBERT-based SV system previously shown to exhibit strong language de","authors_text":"Javier Hernando, Pol Buitrago","cross_cats":["cs.CL"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.AS","submitted_at":"2026-07-01T16:44:19Z","title":"Disentangling Speaker and Language Effects in Cross-Lingual Speaker Verification for Iberian Languages"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.01161","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":"sha256:5fcfb8d6b0a8dffdfeb3839ac59e60493951d5b8afd6d8c8a3de1156f773c718","target":"record","created_at":"2026-07-02T01:18:30Z","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":"1b93f53bdd8912e5bd2c8eea7cf23c248d09f97a29ca85a08ad80f93ea2f2d50","cross_cats_sorted":["cs.CL"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.AS","submitted_at":"2026-07-01T16:44:19Z","title_canon_sha256":"44395fe2ee748a617c1656d5d218631db174108155e4ab35d8d743c8005060a0"},"schema_version":"1.0","source":{"id":"2607.01161","kind":"arxiv","version":1}},"canonical_sha256":"59b649aaaf502f949fd4443d1dfd08bb012bd38ebdc3282b8b7be2e9a83a8515","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"59b649aaaf502f949fd4443d1dfd08bb012bd38ebdc3282b8b7be2e9a83a8515","first_computed_at":"2026-07-02T01:18:30.875416Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-02T01:18:30.875416Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mcVpj45xILBCgPIxnk6a9XDKAXqVXydslfGZvmsTsj7bTnB0FfCAcVlBfm6yh4OT51AgIbvrEscbQEEfAJzSCQ==","signature_status":"signed_v1","signed_at":"2026-07-02T01:18:30.875873Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.01161","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5fcfb8d6b0a8dffdfeb3839ac59e60493951d5b8afd6d8c8a3de1156f773c718","sha256:38625745aba647cbc2fa041b3932f1ba01cefcb42c1bb1906266111b744feb4b"],"state_sha256":"e45a30705ee413d0e12b0b79e3b0a32ae023e8bb32926d79a816647a435619d4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yEnY5YlhVXBqGKKvEXUROIEJWUHIFdpzgtPl2KDuhli7pAIvUOc2BwCZhX4XER1foOJ8I0i2XhK0FigasCAKBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T16:13:57.501691Z","bundle_sha256":"30f7bd3892f998db581786486b5948bd244c877124069d0abda8025162fe7d8c"}}