{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:E6HB24YTOHMPST3FRVIXPI3ATW","short_pith_number":"pith:E6HB24YT","canonical_record":{"source":{"id":"2305.19610","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2023-05-31T07:27:03Z","cross_cats_sorted":[],"title_canon_sha256":"88fd2e3f0e5d9a3470d843200bf122295e2624ae79e121994253a040bec513ce","abstract_canon_sha256":"6945442ea6b412814f7a9e84fa5709ab4d489c654588d1a5428d26e4c5475789"},"schema_version":"1.0"},"canonical_sha256":"278e1d731371d8f94f658d5177a3609dba7b4bdecbf6a618742beafe50c6d932","source":{"kind":"arxiv","id":"2305.19610","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.19610","created_at":"2026-07-05T06:15:52Z"},{"alias_kind":"arxiv_version","alias_value":"2305.19610v1","created_at":"2026-07-05T06:15:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.19610","created_at":"2026-07-05T06:15:52Z"},{"alias_kind":"pith_short_12","alias_value":"E6HB24YTOHMP","created_at":"2026-07-05T06:15:52Z"},{"alias_kind":"pith_short_16","alias_value":"E6HB24YTOHMPST3F","created_at":"2026-07-05T06:15:52Z"},{"alias_kind":"pith_short_8","alias_value":"E6HB24YT","created_at":"2026-07-05T06:15:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:E6HB24YTOHMPST3FRVIXPI3ATW","target":"record","payload":{"canonical_record":{"source":{"id":"2305.19610","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2023-05-31T07:27:03Z","cross_cats_sorted":[],"title_canon_sha256":"88fd2e3f0e5d9a3470d843200bf122295e2624ae79e121994253a040bec513ce","abstract_canon_sha256":"6945442ea6b412814f7a9e84fa5709ab4d489c654588d1a5428d26e4c5475789"},"schema_version":"1.0"},"canonical_sha256":"278e1d731371d8f94f658d5177a3609dba7b4bdecbf6a618742beafe50c6d932","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:15:52.908067Z","signature_b64":"A+5eGIUyhLR8vUhhBTy+Sjxm4DNsQbZMfvKpHOfG91r0iczc6TQLVZfn4ONmgh5hCQDTXAHuu+GlFrb4EuCVDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"278e1d731371d8f94f658d5177a3609dba7b4bdecbf6a618742beafe50c6d932","last_reissued_at":"2026-07-05T06:15:52.907566Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:15:52.907566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.19610","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":"2026-07-05T06:15:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D4Du/7l3f9gUSS4MJktJ2XwwCzSGiJidTaVe8ChO/YNb6zw+EINyq1ILSXdArI+PneqkvSDbRmGGyhZo1wGDBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T14:35:07.705916Z"},"content_sha256":"50aebde893d06f1be22967bde37667d4d2f7f32d88a0e1cc0995e6c903452bde","schema_version":"1.0","event_id":"sha256:50aebde893d06f1be22967bde37667d4d2f7f32d88a0e1cc0995e6c903452bde"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:E6HB24YTOHMPST3FRVIXPI3ATW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"FN-SSL: Full-Band and Narrow-Band Fusion for Sound Source Localization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.AS","authors_text":"Bing Yang, Xiaofei Li, Yabo Wang","submitted_at":"2023-05-31T07:27:03Z","abstract_excerpt":"Extracting direct-path spatial features is critical for sound source localization in adverse acoustic environments. This paper proposes a full-band and narrow-band fusion network for estimating direct-path inter-channel phase difference (DP-IPD) from microphone signals. The alternating full-band and narrow-band layers are responsible for learning the full-band correlation and narrow-band extraction of DP-IPD, respectively. Experiments show that the proposed network noticeably outperforms other advanced methods on both simulated and real-world data."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.19610","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/2305.19610/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":"2026-07-05T06:15:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0MZb/MmhkPcud56QTnkZeZn42TS7gwiAz1L3FC2Q9WMMVQH1C+bgM7fAUe5vqIjbpSuS2b2MZ4Q/prSdje6jDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T14:35:07.706839Z"},"content_sha256":"6117b44e80d565a046a728fc772c385a1e83fc1f956a67ff327e29ff32fc8a2b","schema_version":"1.0","event_id":"sha256:6117b44e80d565a046a728fc772c385a1e83fc1f956a67ff327e29ff32fc8a2b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E6HB24YTOHMPST3FRVIXPI3ATW/bundle.json","state_url":"https://pith.science/pith/E6HB24YTOHMPST3FRVIXPI3ATW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E6HB24YTOHMPST3FRVIXPI3ATW/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":"2026-08-08T14:35:07Z","links":{"resolver":"https://pith.science/pith/E6HB24YTOHMPST3FRVIXPI3ATW","bundle":"https://pith.science/pith/E6HB24YTOHMPST3FRVIXPI3ATW/bundle.json","state":"https://pith.science/pith/E6HB24YTOHMPST3FRVIXPI3ATW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E6HB24YTOHMPST3FRVIXPI3ATW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:E6HB24YTOHMPST3FRVIXPI3ATW","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":"6945442ea6b412814f7a9e84fa5709ab4d489c654588d1a5428d26e4c5475789","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2023-05-31T07:27:03Z","title_canon_sha256":"88fd2e3f0e5d9a3470d843200bf122295e2624ae79e121994253a040bec513ce"},"schema_version":"1.0","source":{"id":"2305.19610","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.19610","created_at":"2026-07-05T06:15:52Z"},{"alias_kind":"arxiv_version","alias_value":"2305.19610v1","created_at":"2026-07-05T06:15:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.19610","created_at":"2026-07-05T06:15:52Z"},{"alias_kind":"pith_short_12","alias_value":"E6HB24YTOHMP","created_at":"2026-07-05T06:15:52Z"},{"alias_kind":"pith_short_16","alias_value":"E6HB24YTOHMPST3F","created_at":"2026-07-05T06:15:52Z"},{"alias_kind":"pith_short_8","alias_value":"E6HB24YT","created_at":"2026-07-05T06:15:52Z"}],"graph_snapshots":[{"event_id":"sha256:6117b44e80d565a046a728fc772c385a1e83fc1f956a67ff327e29ff32fc8a2b","target":"graph","created_at":"2026-07-05T06:15:52Z","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/2305.19610/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Extracting direct-path spatial features is critical for sound source localization in adverse acoustic environments. This paper proposes a full-band and narrow-band fusion network for estimating direct-path inter-channel phase difference (DP-IPD) from microphone signals. The alternating full-band and narrow-band layers are responsible for learning the full-band correlation and narrow-band extraction of DP-IPD, respectively. Experiments show that the proposed network noticeably outperforms other advanced methods on both simulated and real-world data.","authors_text":"Bing Yang, Xiaofei Li, Yabo Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2023-05-31T07:27:03Z","title":"FN-SSL: Full-Band and Narrow-Band Fusion for Sound Source Localization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.19610","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":"sha256:50aebde893d06f1be22967bde37667d4d2f7f32d88a0e1cc0995e6c903452bde","target":"record","created_at":"2026-07-05T06:15:52Z","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":"6945442ea6b412814f7a9e84fa5709ab4d489c654588d1a5428d26e4c5475789","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2023-05-31T07:27:03Z","title_canon_sha256":"88fd2e3f0e5d9a3470d843200bf122295e2624ae79e121994253a040bec513ce"},"schema_version":"1.0","source":{"id":"2305.19610","kind":"arxiv","version":1}},"canonical_sha256":"278e1d731371d8f94f658d5177a3609dba7b4bdecbf6a618742beafe50c6d932","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"278e1d731371d8f94f658d5177a3609dba7b4bdecbf6a618742beafe50c6d932","first_computed_at":"2026-07-05T06:15:52.907566Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:15:52.907566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"A+5eGIUyhLR8vUhhBTy+Sjxm4DNsQbZMfvKpHOfG91r0iczc6TQLVZfn4ONmgh5hCQDTXAHuu+GlFrb4EuCVDA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:15:52.908067Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.19610","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:50aebde893d06f1be22967bde37667d4d2f7f32d88a0e1cc0995e6c903452bde","sha256:6117b44e80d565a046a728fc772c385a1e83fc1f956a67ff327e29ff32fc8a2b"],"state_sha256":"1e280a5bf1ca5ef3e90807f8c2a8af2f3cc4883b25dde342331be2d3bad7940e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4xkM9N4RGNLvlYy5Fxd1+hFIikVZ/j+XwCxM19p1FECem9jMaCE9kuD7qpw6O3brXSzZYQmE9j7FQTJXOBbWCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T14:35:07.713316Z","bundle_sha256":"05d2c8674003fbf331f07b3f2dedc25a87491b9a8d142511226751d6aa41b541"}}