{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:BIMSKKJOOX7FM27F5EPNGHHL7J","short_pith_number":"pith:BIMSKKJO","canonical_record":{"source":{"id":"2509.22050","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-09-26T08:34:04Z","cross_cats_sorted":[],"title_canon_sha256":"31387f4c221bae8d1e4698ab0265abe8ed0d5a9b2acf66a5613ceb1366fa2ead","abstract_canon_sha256":"ad76d8c4d55ef33031f23eaa2e25d148552d7a6df2590cd38987a3ca512000a5"},"schema_version":"1.0"},"canonical_sha256":"0a1925292e75fe566be5e91ed31cebfa5c074d6ef7e71867f262fb635ab8e2a0","source":{"kind":"arxiv","id":"2509.22050","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.22050","created_at":"2026-06-12T01:09:14Z"},{"alias_kind":"arxiv_version","alias_value":"2509.22050v2","created_at":"2026-06-12T01:09:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.22050","created_at":"2026-06-12T01:09:14Z"},{"alias_kind":"pith_short_12","alias_value":"BIMSKKJOOX7F","created_at":"2026-06-12T01:09:14Z"},{"alias_kind":"pith_short_16","alias_value":"BIMSKKJOOX7FM27F","created_at":"2026-06-12T01:09:14Z"},{"alias_kind":"pith_short_8","alias_value":"BIMSKKJO","created_at":"2026-06-12T01:09:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:BIMSKKJOOX7FM27F5EPNGHHL7J","target":"record","payload":{"canonical_record":{"source":{"id":"2509.22050","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-09-26T08:34:04Z","cross_cats_sorted":[],"title_canon_sha256":"31387f4c221bae8d1e4698ab0265abe8ed0d5a9b2acf66a5613ceb1366fa2ead","abstract_canon_sha256":"ad76d8c4d55ef33031f23eaa2e25d148552d7a6df2590cd38987a3ca512000a5"},"schema_version":"1.0"},"canonical_sha256":"0a1925292e75fe566be5e91ed31cebfa5c074d6ef7e71867f262fb635ab8e2a0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-12T01:09:14.327201Z","signature_b64":"QUNCFvDXwAcUdHlBRvX4H57fnBSMd1VxdY6qh+lWhj5hVXNAnYeKrWn7/FX0BToHKt0I2MxasD548buzJV5tBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0a1925292e75fe566be5e91ed31cebfa5c074d6ef7e71867f262fb635ab8e2a0","last_reissued_at":"2026-06-12T01:09:14.326252Z","signature_status":"signed_v1","first_computed_at":"2026-06-12T01:09:14.326252Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2509.22050","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":"2026-06-12T01:09:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2IwYilveFxozplITczaKM58PwFf7kbB12UHkjuyHyetNTE7iAL1Km6G6ZA3tYbRQtQ1cKAK5rI41c77nkZmvDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T05:20:24.671208Z"},"content_sha256":"bbb150565029dc4ba2c1d2697dece16132c8105e84180bf158ea4416e69994ab","schema_version":"1.0","event_id":"sha256:bbb150565029dc4ba2c1d2697dece16132c8105e84180bf158ea4416e69994ab"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:BIMSKKJOOX7FM27F5EPNGHHL7J","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"BrainPro: Towards Large-scale Brain State-aware EEG Representation Learning","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.LG","authors_text":"Chenyu Liu, Cuntai Guan, Muyun Jiang, Shanglin Li, Shuailei Zhang, Weibang Jiang, Xinliang Zhou, Yi Ding, Yong Li","submitted_at":"2025-09-26T08:34:04Z","abstract_excerpt":"Electroencephalography (EEG) reflects underlying brain states, whose activities are distributed across brain regions and manifest as spatial patterns on the scalp. Learning these spatially structured, state-related patterns requires consistent spatial representations across datasets. However, existing EEG foundation models are typically based on self-attention, which does not preserve location-specific information and struggles to align signals recorded with different channel configurations. Moreover, brain states contain both shared and state-specific regional activity, suggesting that learni"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.22050","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/2509.22050/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":"2026-06-12T01:09:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v7vWA2GIOVpR8Vlth3WT6l/ZhKPAC3ocz7Kf/4LUDhMqATodL94tP6SfnbsYj4tmhoQYwKvQzdDpo/B3mMPAAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T05:20:24.671906Z"},"content_sha256":"2d71018299289f00f9e517ee0ddc049013e5a9129f04d2bbb016ebdf50cc66f2","schema_version":"1.0","event_id":"sha256:2d71018299289f00f9e517ee0ddc049013e5a9129f04d2bbb016ebdf50cc66f2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BIMSKKJOOX7FM27F5EPNGHHL7J/bundle.json","state_url":"https://pith.science/pith/BIMSKKJOOX7FM27F5EPNGHHL7J/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BIMSKKJOOX7FM27F5EPNGHHL7J/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":"2026-06-20T05:20:24Z","links":{"resolver":"https://pith.science/pith/BIMSKKJOOX7FM27F5EPNGHHL7J","bundle":"https://pith.science/pith/BIMSKKJOOX7FM27F5EPNGHHL7J/bundle.json","state":"https://pith.science/pith/BIMSKKJOOX7FM27F5EPNGHHL7J/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BIMSKKJOOX7FM27F5EPNGHHL7J/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:BIMSKKJOOX7FM27F5EPNGHHL7J","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":"ad76d8c4d55ef33031f23eaa2e25d148552d7a6df2590cd38987a3ca512000a5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-09-26T08:34:04Z","title_canon_sha256":"31387f4c221bae8d1e4698ab0265abe8ed0d5a9b2acf66a5613ceb1366fa2ead"},"schema_version":"1.0","source":{"id":"2509.22050","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.22050","created_at":"2026-06-12T01:09:14Z"},{"alias_kind":"arxiv_version","alias_value":"2509.22050v2","created_at":"2026-06-12T01:09:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.22050","created_at":"2026-06-12T01:09:14Z"},{"alias_kind":"pith_short_12","alias_value":"BIMSKKJOOX7F","created_at":"2026-06-12T01:09:14Z"},{"alias_kind":"pith_short_16","alias_value":"BIMSKKJOOX7FM27F","created_at":"2026-06-12T01:09:14Z"},{"alias_kind":"pith_short_8","alias_value":"BIMSKKJO","created_at":"2026-06-12T01:09:14Z"}],"graph_snapshots":[{"event_id":"sha256:2d71018299289f00f9e517ee0ddc049013e5a9129f04d2bbb016ebdf50cc66f2","target":"graph","created_at":"2026-06-12T01:09:14Z","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/2509.22050/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Electroencephalography (EEG) reflects underlying brain states, whose activities are distributed across brain regions and manifest as spatial patterns on the scalp. Learning these spatially structured, state-related patterns requires consistent spatial representations across datasets. However, existing EEG foundation models are typically based on self-attention, which does not preserve location-specific information and struggles to align signals recorded with different channel configurations. Moreover, brain states contain both shared and state-specific regional activity, suggesting that learni","authors_text":"Chenyu Liu, Cuntai Guan, Muyun Jiang, Shanglin Li, Shuailei Zhang, Weibang Jiang, Xinliang Zhou, Yi Ding, Yong Li","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-09-26T08:34:04Z","title":"BrainPro: Towards Large-scale Brain State-aware EEG Representation Learning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.22050","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:bbb150565029dc4ba2c1d2697dece16132c8105e84180bf158ea4416e69994ab","target":"record","created_at":"2026-06-12T01:09:14Z","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":"ad76d8c4d55ef33031f23eaa2e25d148552d7a6df2590cd38987a3ca512000a5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2025-09-26T08:34:04Z","title_canon_sha256":"31387f4c221bae8d1e4698ab0265abe8ed0d5a9b2acf66a5613ceb1366fa2ead"},"schema_version":"1.0","source":{"id":"2509.22050","kind":"arxiv","version":2}},"canonical_sha256":"0a1925292e75fe566be5e91ed31cebfa5c074d6ef7e71867f262fb635ab8e2a0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0a1925292e75fe566be5e91ed31cebfa5c074d6ef7e71867f262fb635ab8e2a0","first_computed_at":"2026-06-12T01:09:14.326252Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-12T01:09:14.326252Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QUNCFvDXwAcUdHlBRvX4H57fnBSMd1VxdY6qh+lWhj5hVXNAnYeKrWn7/FX0BToHKt0I2MxasD548buzJV5tBw==","signature_status":"signed_v1","signed_at":"2026-06-12T01:09:14.327201Z","signed_message":"canonical_sha256_bytes"},"source_id":"2509.22050","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bbb150565029dc4ba2c1d2697dece16132c8105e84180bf158ea4416e69994ab","sha256:2d71018299289f00f9e517ee0ddc049013e5a9129f04d2bbb016ebdf50cc66f2"],"state_sha256":"5f970fc4a2f7bae25dc02bd3d1da937021df30c377d6dbf2e444651b9952f211"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ejmfdp2U+PVK4TWk/NXWRvJT6K0MOi2Hw33Qh2TzRhj4TSZcZDizNrRlpJEXsfo2BGeoUbAdAsuHxPLEtmsiAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-20T05:20:24.673842Z","bundle_sha256":"7e408a08e936c12d4e7cb50121aed895502d9583746901d12d39a5bf92220820"}}