{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:RYQYVXPIVXBLLUEJBIU32LEVHN","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":"9ab0ac095aed49760278f5eafc1b38c9e13128456cf0d651dca2061742fa128d","cross_cats_sorted":["q-bio.NC"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.AI","submitted_at":"2026-03-03T17:47:09Z","title_canon_sha256":"2628a55cf7b816b19ed0c5090ef89fa98e49008c2b47dd8c677c2a7812dcd243"},"schema_version":"1.0","source":{"id":"2603.03190","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2603.03190","created_at":"2026-05-20T00:04:27Z"},{"alias_kind":"arxiv_version","alias_value":"2603.03190v3","created_at":"2026-05-20T00:04:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2603.03190","created_at":"2026-05-20T00:04:27Z"},{"alias_kind":"pith_short_12","alias_value":"RYQYVXPIVXBL","created_at":"2026-05-20T00:04:27Z"},{"alias_kind":"pith_short_16","alias_value":"RYQYVXPIVXBLLUEJ","created_at":"2026-05-20T00:04:27Z"},{"alias_kind":"pith_short_8","alias_value":"RYQYVXPI","created_at":"2026-05-20T00:04:27Z"}],"graph_snapshots":[{"event_id":"sha256:897e020b17c7e9c4b631dd538fdd25818f200513f723ed9de1e7d715c1a4d438","target":"graph","created_at":"2026-05-20T00:04:27Z","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/2603.03190/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"During music listening, cortical activity encodes both acoustic and expectation-related information. Prior work has shown that ANN representations resemble cortical representations and can serve as supervisory signals for EEG recognition. Here we show that distinguishing acoustic and expectation-related ANN representations as teacher targets improves EEG-based music identification. Models pretrained to predict either representation outperform non-pretrained baselines, and combining them yields complementary gains that exceed strong seed ensembles formed by varying random initializations. These","authors_text":"Natalia Polouliakh, Shogo Noguchi, Shun Minamikawa, Tai Nakamura, Taketo Akama","cross_cats":["q-bio.NC"],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.AI","submitted_at":"2026-03-03T17:47:09Z","title":"Expectation and Acoustic Neural Network Representations Enhance Music Identification from Brain Activity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2603.03190","kind":"arxiv","version":3},"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":"sha256:3ffa535092c0bb51151ab39be9347b401c70948c367eb00eb74074239de63889","target":"record","created_at":"2026-05-20T00:04:27Z","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":"9ab0ac095aed49760278f5eafc1b38c9e13128456cf0d651dca2061742fa128d","cross_cats_sorted":["q-bio.NC"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.AI","submitted_at":"2026-03-03T17:47:09Z","title_canon_sha256":"2628a55cf7b816b19ed0c5090ef89fa98e49008c2b47dd8c677c2a7812dcd243"},"schema_version":"1.0","source":{"id":"2603.03190","kind":"arxiv","version":3}},"canonical_sha256":"8e218adde8adc2b5d0890a29bd2c953b7e9ce6960e5dd7c312759a28cec139aa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8e218adde8adc2b5d0890a29bd2c953b7e9ce6960e5dd7c312759a28cec139aa","first_computed_at":"2026-05-20T00:04:27.204914Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:04:27.204914Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kRiTvaB6kK8yRxZ0pWfIj/oiVHcVSQ9wjF2sQFYhH+tOhQ9OEMVe5chu+0kpk1crmzWJs0uaQTo61Nu/p+k0Dg==","signature_status":"signed_v1","signed_at":"2026-05-20T00:04:27.205743Z","signed_message":"canonical_sha256_bytes"},"source_id":"2603.03190","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3ffa535092c0bb51151ab39be9347b401c70948c367eb00eb74074239de63889","sha256:897e020b17c7e9c4b631dd538fdd25818f200513f723ed9de1e7d715c1a4d438"],"state_sha256":"2dfa6c411a4019a30bbb3cd1c9df1925f22f88d352cd1dea840c3c8fc4ea310d"}