{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:PDFJ2ERZZINKK5MJOR5AILEACH","short_pith_number":"pith:PDFJ2ERZ","schema_version":"1.0","canonical_sha256":"78ca9d1239ca1aa57589747a042c8011fca3952559d6caec1a9e9847fccd621a","source":{"kind":"arxiv","id":"2003.00657","version":2},"attestation_state":"computed","paper":{"title":"Wireless User-Generic Ear EEG","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["eess.SP"],"primary_cat":"q-bio.QM","authors_text":"Ana C. Arias, Andy Zhou, Carolyn Schwendeman, Fred Burghardt, Justin Doong, Karthik Gopalan, Michel Maharbiz, Rikky Muller, Ryan Kaveh","submitted_at":"2020-03-02T04:52:51Z","abstract_excerpt":"In the past few years it has been demonstrated that electroencephalography (EEG) can be recorded from inside the ear (in-ear EEG). To open the door to low-profile earpieces as wearable brain-computer interfaces (BCIs), this work presents a practical in-ear EEG device based on multiple dry electrodes, a user-generic design, and a lightweight wireless interface for streaming data and device programming. The earpiece is designed for improved ear canal contact across a wide population of users and is fabricated in a low-cost and scalable manufacturing process based on standard techniques such as v"},"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":"2003.00657","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.QM","submitted_at":"2020-03-02T04:52:51Z","cross_cats_sorted":["eess.SP"],"title_canon_sha256":"10cbd96dedefbc38712d6e2a031440ce53d144220a2f26276f7ca7a53360f4d8","abstract_canon_sha256":"319356c5839bfda3e57b0a7e013e3cf8e67533f38e80f73423ac10d2b767f2e2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:59:14.509915Z","signature_b64":"T+dcPEupERyHIo9MUr2dnYuwxJK5bDp9TBwDoEI8BroSyPcAJbBWa1wTYWRupx1hbBw/tYg2LmMgu6NCEz/UDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"78ca9d1239ca1aa57589747a042c8011fca3952559d6caec1a9e9847fccd621a","last_reissued_at":"2026-07-05T00:59:14.509373Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:59:14.509373Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Wireless User-Generic Ear EEG","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["eess.SP"],"primary_cat":"q-bio.QM","authors_text":"Ana C. Arias, Andy Zhou, Carolyn Schwendeman, Fred Burghardt, Justin Doong, Karthik Gopalan, Michel Maharbiz, Rikky Muller, Ryan Kaveh","submitted_at":"2020-03-02T04:52:51Z","abstract_excerpt":"In the past few years it has been demonstrated that electroencephalography (EEG) can be recorded from inside the ear (in-ear EEG). To open the door to low-profile earpieces as wearable brain-computer interfaces (BCIs), this work presents a practical in-ear EEG device based on multiple dry electrodes, a user-generic design, and a lightweight wireless interface for streaming data and device programming. The earpiece is designed for improved ear canal contact across a wide population of users and is fabricated in a low-cost and scalable manufacturing process based on standard techniques such as v"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.00657","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/2003.00657/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":"2003.00657","created_at":"2026-07-05T00:59:14.509434+00:00"},{"alias_kind":"arxiv_version","alias_value":"2003.00657v2","created_at":"2026-07-05T00:59:14.509434+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.00657","created_at":"2026-07-05T00:59:14.509434+00:00"},{"alias_kind":"pith_short_12","alias_value":"PDFJ2ERZZINK","created_at":"2026-07-05T00:59:14.509434+00:00"},{"alias_kind":"pith_short_16","alias_value":"PDFJ2ERZZINKK5MJ","created_at":"2026-07-05T00:59:14.509434+00:00"},{"alias_kind":"pith_short_8","alias_value":"PDFJ2ERZ","created_at":"2026-07-05T00:59:14.509434+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/PDFJ2ERZZINKK5MJOR5AILEACH","json":"https://pith.science/pith/PDFJ2ERZZINKK5MJOR5AILEACH.json","graph_json":"https://pith.science/api/pith-number/PDFJ2ERZZINKK5MJOR5AILEACH/graph.json","events_json":"https://pith.science/api/pith-number/PDFJ2ERZZINKK5MJOR5AILEACH/events.json","paper":"https://pith.science/paper/PDFJ2ERZ"},"agent_actions":{"view_html":"https://pith.science/pith/PDFJ2ERZZINKK5MJOR5AILEACH","download_json":"https://pith.science/pith/PDFJ2ERZZINKK5MJOR5AILEACH.json","view_paper":"https://pith.science/paper/PDFJ2ERZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2003.00657&json=true","fetch_graph":"https://pith.science/api/pith-number/PDFJ2ERZZINKK5MJOR5AILEACH/graph.json","fetch_events":"https://pith.science/api/pith-number/PDFJ2ERZZINKK5MJOR5AILEACH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PDFJ2ERZZINKK5MJOR5AILEACH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PDFJ2ERZZINKK5MJOR5AILEACH/action/storage_attestation","attest_author":"https://pith.science/pith/PDFJ2ERZZINKK5MJOR5AILEACH/action/author_attestation","sign_citation":"https://pith.science/pith/PDFJ2ERZZINKK5MJOR5AILEACH/action/citation_signature","submit_replication":"https://pith.science/pith/PDFJ2ERZZINKK5MJOR5AILEACH/action/replication_record"}},"created_at":"2026-07-05T00:59:14.509434+00:00","updated_at":"2026-07-05T00:59:14.509434+00:00"}