{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:JTMKXXIV4KKYIFQCFB67ZOGODF","short_pith_number":"pith:JTMKXXIV","schema_version":"1.0","canonical_sha256":"4cd8abdd15e295841602287dfcb8ce19492dccad9570793757ed9c598aa55302","source":{"kind":"arxiv","id":"2503.16471","version":1},"attestation_state":"computed","paper":{"title":"A Review of Brain-Computer Interface Technologies: Signal Acquisition Methods and Interaction Paradigms","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.HC","authors_text":"Cheng Jiang, Chenzhong Li, Yifan Wang","submitted_at":"2025-03-01T11:22:47Z","abstract_excerpt":"Brain-Computer Interface (BCI) technology facilitates direct communication between the human brain and external devices, representing a substantial advancement in human-machine interaction. This review provides an in-depth analysis of various BCI paradigms, including classic paradigms, current classifications, and hybrid paradigms, each with distinct characteristics and applications. Additionally, we explore a range of signal acquisition methods, classified into non-implantation, intervention, and implantation techniques, elaborating on their principles and recent advancements. By examining th"},"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":"2503.16471","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2025-03-01T11:22:47Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"c9e4284833595b7e15904c3cca3e7e74bd2129d46f4cb010fb9b0b7b25e044ce","abstract_canon_sha256":"bfdbc4c63ee86cb38e518062119d29833c0ac24a886c675e374d71f91e1eeca7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:36:41.706025Z","signature_b64":"3yHWF5C7V0gGmzEY26MT1fYU/RvVOJH/EJKhCldsv5uKwppiS2CxaxGWADa1R49upiX3dFxl/G4UNbnQPPlsDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4cd8abdd15e295841602287dfcb8ce19492dccad9570793757ed9c598aa55302","last_reissued_at":"2026-07-05T10:36:41.705506Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:36:41.705506Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Review of Brain-Computer Interface Technologies: Signal Acquisition Methods and Interaction Paradigms","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.HC","authors_text":"Cheng Jiang, Chenzhong Li, Yifan Wang","submitted_at":"2025-03-01T11:22:47Z","abstract_excerpt":"Brain-Computer Interface (BCI) technology facilitates direct communication between the human brain and external devices, representing a substantial advancement in human-machine interaction. This review provides an in-depth analysis of various BCI paradigms, including classic paradigms, current classifications, and hybrid paradigms, each with distinct characteristics and applications. Additionally, we explore a range of signal acquisition methods, classified into non-implantation, intervention, and implantation techniques, elaborating on their principles and recent advancements. By examining th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.16471","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/2503.16471/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":"2503.16471","created_at":"2026-07-05T10:36:41.705571+00:00"},{"alias_kind":"arxiv_version","alias_value":"2503.16471v1","created_at":"2026-07-05T10:36:41.705571+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.16471","created_at":"2026-07-05T10:36:41.705571+00:00"},{"alias_kind":"pith_short_12","alias_value":"JTMKXXIV4KKY","created_at":"2026-07-05T10:36:41.705571+00:00"},{"alias_kind":"pith_short_16","alias_value":"JTMKXXIV4KKYIFQC","created_at":"2026-07-05T10:36:41.705571+00:00"},{"alias_kind":"pith_short_8","alias_value":"JTMKXXIV","created_at":"2026-07-05T10:36:41.705571+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/JTMKXXIV4KKYIFQCFB67ZOGODF","json":"https://pith.science/pith/JTMKXXIV4KKYIFQCFB67ZOGODF.json","graph_json":"https://pith.science/api/pith-number/JTMKXXIV4KKYIFQCFB67ZOGODF/graph.json","events_json":"https://pith.science/api/pith-number/JTMKXXIV4KKYIFQCFB67ZOGODF/events.json","paper":"https://pith.science/paper/JTMKXXIV"},"agent_actions":{"view_html":"https://pith.science/pith/JTMKXXIV4KKYIFQCFB67ZOGODF","download_json":"https://pith.science/pith/JTMKXXIV4KKYIFQCFB67ZOGODF.json","view_paper":"https://pith.science/paper/JTMKXXIV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2503.16471&json=true","fetch_graph":"https://pith.science/api/pith-number/JTMKXXIV4KKYIFQCFB67ZOGODF/graph.json","fetch_events":"https://pith.science/api/pith-number/JTMKXXIV4KKYIFQCFB67ZOGODF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JTMKXXIV4KKYIFQCFB67ZOGODF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JTMKXXIV4KKYIFQCFB67ZOGODF/action/storage_attestation","attest_author":"https://pith.science/pith/JTMKXXIV4KKYIFQCFB67ZOGODF/action/author_attestation","sign_citation":"https://pith.science/pith/JTMKXXIV4KKYIFQCFB67ZOGODF/action/citation_signature","submit_replication":"https://pith.science/pith/JTMKXXIV4KKYIFQCFB67ZOGODF/action/replication_record"}},"created_at":"2026-07-05T10:36:41.705571+00:00","updated_at":"2026-07-05T10:36:41.705571+00:00"}