{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:JYZHLVJFOYKX2DPW4IBMZKM7OX","short_pith_number":"pith:JYZHLVJF","canonical_record":{"source":{"id":"2207.03927","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2022-07-08T14:27:52Z","cross_cats_sorted":["cs.LG","eess.AS"],"title_canon_sha256":"129039fbdf936523a4a2f470bdb9069431de0869f637260af365d4bd9fc5432b","abstract_canon_sha256":"f28df5c32ad1495dbef09183691f975d07822b7ac3b1333aa87406365ed67645"},"schema_version":"1.0"},"canonical_sha256":"4e3275d52576157d0df6e202cca99f75c37f90c0f26fc2b5396eca0f94ed07e1","source":{"kind":"arxiv","id":"2207.03927","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.03927","created_at":"2026-07-05T08:53:07Z"},{"alias_kind":"arxiv_version","alias_value":"2207.03927v2","created_at":"2026-07-05T08:53:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.03927","created_at":"2026-07-05T08:53:07Z"},{"alias_kind":"pith_short_12","alias_value":"JYZHLVJFOYKX","created_at":"2026-07-05T08:53:07Z"},{"alias_kind":"pith_short_16","alias_value":"JYZHLVJFOYKX2DPW","created_at":"2026-07-05T08:53:07Z"},{"alias_kind":"pith_short_8","alias_value":"JYZHLVJF","created_at":"2026-07-05T08:53:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:JYZHLVJFOYKX2DPW4IBMZKM7OX","target":"record","payload":{"canonical_record":{"source":{"id":"2207.03927","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2022-07-08T14:27:52Z","cross_cats_sorted":["cs.LG","eess.AS"],"title_canon_sha256":"129039fbdf936523a4a2f470bdb9069431de0869f637260af365d4bd9fc5432b","abstract_canon_sha256":"f28df5c32ad1495dbef09183691f975d07822b7ac3b1333aa87406365ed67645"},"schema_version":"1.0"},"canonical_sha256":"4e3275d52576157d0df6e202cca99f75c37f90c0f26fc2b5396eca0f94ed07e1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:53:07.146900Z","signature_b64":"b5yz4gxjCMAEdWMKF5oLb4DTnfhaJYKiIUEsg+EtoLGuwfsG047+oHd6w7bLMv5lc1w/VOFrJTVF0x8KdcXzBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4e3275d52576157d0df6e202cca99f75c37f90c0f26fc2b5396eca0f94ed07e1","last_reissued_at":"2026-07-05T08:53:07.146446Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:53:07.146446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2207.03927","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:53:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"odYuE39z0dhl5QDlvi+lt1yj1GOcauiurnyh4Oc0kmzXPDilsXoxdtMPExEzB5G8xoSm+6B8h49HIUY36SC9DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-15T00:26:42.972521Z"},"content_sha256":"73ced5f3c73fdbc49a81f74a91c0f9dc5449b8f493a2d9af9c7b753d4d9bbb61","schema_version":"1.0","event_id":"sha256:73ced5f3c73fdbc49a81f74a91c0f9dc5449b8f493a2d9af9c7b753d4d9bbb61"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:JYZHLVJFOYKX2DPW4IBMZKM7OX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"BAST: Binaural Audio Spectrogram Transformer for Binaural Sound Localization","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["cs.LG","eess.AS"],"primary_cat":"cs.SD","authors_text":"Jie Shi, Kiki van der Heijden, Sheng Kuang, Siamak Mehrkanoon","submitted_at":"2022-07-08T14:27:52Z","abstract_excerpt":"Accurate sound localization in a reverberation environment is essential for human auditory perception. Recently, Convolutional Neural Networks (CNNs) have been utilized to model the binaural human auditory pathway. However, CNN shows barriers in capturing the global acoustic features. To address this issue, we propose a novel end-to-end Binaural Audio Spectrogram Transformer (BAST) model to predict the sound azimuth in both anechoic and reverberation environments. Two modes of implementation, i.e. BAST-SP and BAST-NSP corresponding to BAST model with shared and non-shared parameters respective"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.03927","kind":"arxiv","version":2},"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/2207.03927/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":"2026-07-05T08:53:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1MCqmhzHCk6w7KIwmOGU0DKDlv5zkbaZAKtFJrmD0HfKw18uAuANfVT4ziEAs3ALPxhomMXZ+qroXZYcdNG8BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-15T00:26:42.972886Z"},"content_sha256":"a3bf7688c33ce6641ed6374b31c7bbc336ecfad26f7e50e9852f489125ab2729","schema_version":"1.0","event_id":"sha256:a3bf7688c33ce6641ed6374b31c7bbc336ecfad26f7e50e9852f489125ab2729"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JYZHLVJFOYKX2DPW4IBMZKM7OX/bundle.json","state_url":"https://pith.science/pith/JYZHLVJFOYKX2DPW4IBMZKM7OX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JYZHLVJFOYKX2DPW4IBMZKM7OX/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":"2026-07-15T00:26:42Z","links":{"resolver":"https://pith.science/pith/JYZHLVJFOYKX2DPW4IBMZKM7OX","bundle":"https://pith.science/pith/JYZHLVJFOYKX2DPW4IBMZKM7OX/bundle.json","state":"https://pith.science/pith/JYZHLVJFOYKX2DPW4IBMZKM7OX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JYZHLVJFOYKX2DPW4IBMZKM7OX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:JYZHLVJFOYKX2DPW4IBMZKM7OX","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":"f28df5c32ad1495dbef09183691f975d07822b7ac3b1333aa87406365ed67645","cross_cats_sorted":["cs.LG","eess.AS"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2022-07-08T14:27:52Z","title_canon_sha256":"129039fbdf936523a4a2f470bdb9069431de0869f637260af365d4bd9fc5432b"},"schema_version":"1.0","source":{"id":"2207.03927","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.03927","created_at":"2026-07-05T08:53:07Z"},{"alias_kind":"arxiv_version","alias_value":"2207.03927v2","created_at":"2026-07-05T08:53:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.03927","created_at":"2026-07-05T08:53:07Z"},{"alias_kind":"pith_short_12","alias_value":"JYZHLVJFOYKX","created_at":"2026-07-05T08:53:07Z"},{"alias_kind":"pith_short_16","alias_value":"JYZHLVJFOYKX2DPW","created_at":"2026-07-05T08:53:07Z"},{"alias_kind":"pith_short_8","alias_value":"JYZHLVJF","created_at":"2026-07-05T08:53:07Z"}],"graph_snapshots":[{"event_id":"sha256:a3bf7688c33ce6641ed6374b31c7bbc336ecfad26f7e50e9852f489125ab2729","target":"graph","created_at":"2026-07-05T08:53:07Z","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/2207.03927/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Accurate sound localization in a reverberation environment is essential for human auditory perception. Recently, Convolutional Neural Networks (CNNs) have been utilized to model the binaural human auditory pathway. However, CNN shows barriers in capturing the global acoustic features. To address this issue, we propose a novel end-to-end Binaural Audio Spectrogram Transformer (BAST) model to predict the sound azimuth in both anechoic and reverberation environments. Two modes of implementation, i.e. BAST-SP and BAST-NSP corresponding to BAST model with shared and non-shared parameters respective","authors_text":"Jie Shi, Kiki van der Heijden, Sheng Kuang, Siamak Mehrkanoon","cross_cats":["cs.LG","eess.AS"],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2022-07-08T14:27:52Z","title":"BAST: Binaural Audio Spectrogram Transformer for Binaural Sound Localization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.03927","kind":"arxiv","version":2},"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":"sha256:73ced5f3c73fdbc49a81f74a91c0f9dc5449b8f493a2d9af9c7b753d4d9bbb61","target":"record","created_at":"2026-07-05T08:53:07Z","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":"f28df5c32ad1495dbef09183691f975d07822b7ac3b1333aa87406365ed67645","cross_cats_sorted":["cs.LG","eess.AS"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.SD","submitted_at":"2022-07-08T14:27:52Z","title_canon_sha256":"129039fbdf936523a4a2f470bdb9069431de0869f637260af365d4bd9fc5432b"},"schema_version":"1.0","source":{"id":"2207.03927","kind":"arxiv","version":2}},"canonical_sha256":"4e3275d52576157d0df6e202cca99f75c37f90c0f26fc2b5396eca0f94ed07e1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4e3275d52576157d0df6e202cca99f75c37f90c0f26fc2b5396eca0f94ed07e1","first_computed_at":"2026-07-05T08:53:07.146446Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:53:07.146446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"b5yz4gxjCMAEdWMKF5oLb4DTnfhaJYKiIUEsg+EtoLGuwfsG047+oHd6w7bLMv5lc1w/VOFrJTVF0x8KdcXzBg==","signature_status":"signed_v1","signed_at":"2026-07-05T08:53:07.146900Z","signed_message":"canonical_sha256_bytes"},"source_id":"2207.03927","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:73ced5f3c73fdbc49a81f74a91c0f9dc5449b8f493a2d9af9c7b753d4d9bbb61","sha256:a3bf7688c33ce6641ed6374b31c7bbc336ecfad26f7e50e9852f489125ab2729"],"state_sha256":"28aa6f895e3ff5e8bfe316c3634cf9477d1edd598b5f30494822d082288b73cf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RY0IdseVGGX95YK3B83LJdzaGXcQP477/0GxQJngUeDEyr2+JCWa9rVp3adMU/ajwHr3EUFsXih6CLbBhSOuBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-15T00:26:42.974938Z","bundle_sha256":"e72edf38292f42297fe2a04b45697da93fb5485a819ab8b015f8cdf74bdf7de9"}}