{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:OZ4W7TB4H5VRD67PAHNCO7ZIQX","short_pith_number":"pith:OZ4W7TB4","schema_version":"1.0","canonical_sha256":"76796fcc3c3f6b11fbef01da277f2885cd78d98fede9798139c7835a6f2c0682","source":{"kind":"arxiv","id":"2608.03176","version":1},"attestation_state":"computed","paper":{"title":"Frequency-Decorrelated Temporal Ensembles for EEG--fNIRS Imagined-Handwriting Decoding","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.HC"],"primary_cat":"cs.CV","authors_text":"Hongbin Guo, Xiao Fan, Yi Zhang, Yubo Han","submitted_at":"2026-08-04T06:08:11Z","abstract_excerpt":"Imagined handwriting offers a temporally rich paradigm for non-invasive neural decoding, yet reliable recognition across unseen participants remains difficult because scalp EEG is noisy and internally generated stroke sequences vary across individuals. The Multimodal Brain-Computer Interface Grand Challenge provides synchronized EEG and fNIRS for four-class subject-independent handwriting-trajectory classification. We propose FRED, a task-adapted system that models imagined handwriting as a multi-second motor sequence and trains a compact multi-scale temporal network on three complementary EEG"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2608.03176","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-08-04T06:08:11Z","cross_cats_sorted":["cs.HC"],"title_canon_sha256":"da0409196b47a38ff53ec4b8a91549a8c868fb1628fd85ce6862f2710e1170d2","abstract_canon_sha256":"07f34e6c0fdbbfbf67cdd18c63af202ae9d5335fb1a3c3ae7c646aa23c1e5418"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-05T00:46:02.578904Z","signature_b64":"M3wlF56TuxMXqG2z8M+ZVam3yU+mI7s/hIwv0VGGBzx0H/F6KtkKIJmdAup+7MKEGyJCj/iOvoNkMaAUQN9CCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"76796fcc3c3f6b11fbef01da277f2885cd78d98fede9798139c7835a6f2c0682","last_reissued_at":"2026-08-05T00:46:02.576200Z","signature_status":"signed_v1","first_computed_at":"2026-08-05T00:46:02.576200Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Frequency-Decorrelated Temporal Ensembles for EEG--fNIRS Imagined-Handwriting Decoding","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.HC"],"primary_cat":"cs.CV","authors_text":"Hongbin Guo, Xiao Fan, Yi Zhang, Yubo Han","submitted_at":"2026-08-04T06:08:11Z","abstract_excerpt":"Imagined handwriting offers a temporally rich paradigm for non-invasive neural decoding, yet reliable recognition across unseen participants remains difficult because scalp EEG is noisy and internally generated stroke sequences vary across individuals. The Multimodal Brain-Computer Interface Grand Challenge provides synchronized EEG and fNIRS for four-class subject-independent handwriting-trajectory classification. We propose FRED, a task-adapted system that models imagined handwriting as a multi-second motor sequence and trains a compact multi-scale temporal network on three complementary EEG"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.03176","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/2608.03176/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2608.03176","created_at":"2026-08-05T00:46:02.577147+00:00"},{"alias_kind":"arxiv_version","alias_value":"2608.03176v1","created_at":"2026-08-05T00:46:02.577147+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.03176","created_at":"2026-08-05T00:46:02.577147+00:00"},{"alias_kind":"pith_short_12","alias_value":"OZ4W7TB4H5VR","created_at":"2026-08-05T00:46:02.577147+00:00"},{"alias_kind":"pith_short_16","alias_value":"OZ4W7TB4H5VRD67P","created_at":"2026-08-05T00:46:02.577147+00:00"},{"alias_kind":"pith_short_8","alias_value":"OZ4W7TB4","created_at":"2026-08-05T00:46:02.577147+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/OZ4W7TB4H5VRD67PAHNCO7ZIQX","json":"https://pith.science/pith/OZ4W7TB4H5VRD67PAHNCO7ZIQX.json","graph_json":"https://pith.science/api/pith-number/OZ4W7TB4H5VRD67PAHNCO7ZIQX/graph.json","events_json":"https://pith.science/api/pith-number/OZ4W7TB4H5VRD67PAHNCO7ZIQX/events.json","paper":"https://pith.science/paper/OZ4W7TB4"},"agent_actions":{"view_html":"https://pith.science/pith/OZ4W7TB4H5VRD67PAHNCO7ZIQX","download_json":"https://pith.science/pith/OZ4W7TB4H5VRD67PAHNCO7ZIQX.json","view_paper":"https://pith.science/paper/OZ4W7TB4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2608.03176&json=true","fetch_graph":"https://pith.science/api/pith-number/OZ4W7TB4H5VRD67PAHNCO7ZIQX/graph.json","fetch_events":"https://pith.science/api/pith-number/OZ4W7TB4H5VRD67PAHNCO7ZIQX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OZ4W7TB4H5VRD67PAHNCO7ZIQX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OZ4W7TB4H5VRD67PAHNCO7ZIQX/action/storage_attestation","attest_author":"https://pith.science/pith/OZ4W7TB4H5VRD67PAHNCO7ZIQX/action/author_attestation","sign_citation":"https://pith.science/pith/OZ4W7TB4H5VRD67PAHNCO7ZIQX/action/citation_signature","submit_replication":"https://pith.science/pith/OZ4W7TB4H5VRD67PAHNCO7ZIQX/action/replication_record"}},"created_at":"2026-08-05T00:46:02.577147+00:00","updated_at":"2026-08-05T00:46:02.577147+00:00"}