{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:ZCB2VW56AAYIVDZSTUHUUUFEK5","short_pith_number":"pith:ZCB2VW56","canonical_record":{"source":{"id":"2110.12392","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2021-10-24T08:53:05Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"f1ad9e8527df9a9ab92494a6da45d8c531a8348b49dd6108b9c72c3d18679805","abstract_canon_sha256":"dd7a59330c4208fee42bba5ca4fcabde1806822579aa5bda25ae4cebcad6a647"},"schema_version":"1.0"},"canonical_sha256":"c883aadbbe00308a8f329d0f4a50a457400f871825fed4b67d44f10bae500865","source":{"kind":"arxiv","id":"2110.12392","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2110.12392","created_at":"2026-07-05T03:25:19Z"},{"alias_kind":"arxiv_version","alias_value":"2110.12392v1","created_at":"2026-07-05T03:25:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.12392","created_at":"2026-07-05T03:25:19Z"},{"alias_kind":"pith_short_12","alias_value":"ZCB2VW56AAYI","created_at":"2026-07-05T03:25:19Z"},{"alias_kind":"pith_short_16","alias_value":"ZCB2VW56AAYIVDZS","created_at":"2026-07-05T03:25:19Z"},{"alias_kind":"pith_short_8","alias_value":"ZCB2VW56","created_at":"2026-07-05T03:25:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:ZCB2VW56AAYIVDZSTUHUUUFEK5","target":"record","payload":{"canonical_record":{"source":{"id":"2110.12392","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2021-10-24T08:53:05Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"f1ad9e8527df9a9ab92494a6da45d8c531a8348b49dd6108b9c72c3d18679805","abstract_canon_sha256":"dd7a59330c4208fee42bba5ca4fcabde1806822579aa5bda25ae4cebcad6a647"},"schema_version":"1.0"},"canonical_sha256":"c883aadbbe00308a8f329d0f4a50a457400f871825fed4b67d44f10bae500865","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:25:19.831637Z","signature_b64":"2B0N2Hv5qiWnZJf5AJeZMp/BUmQ8z1dQRBV+anK6+wqhX2FyWhI2r0Ih7Mq1sjBD9LTNnKkGl9GdifpQ5dDPAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c883aadbbe00308a8f329d0f4a50a457400f871825fed4b67d44f10bae500865","last_reissued_at":"2026-07-05T03:25:19.831206Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:25:19.831206Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2110.12392","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:25:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u4Fs7+mDd/Yfou+ejcpvSW+u+54Bz3odoQhZyJge0guw96/BPEheRQzhZipobNhBIIb6p/o1EtOP0oGakdqsAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T01:30:17.856876Z"},"content_sha256":"e20bf6039eb725846c316bfd8039165663580a7e7e84b39b6b3a2d752f9e0104","schema_version":"1.0","event_id":"sha256:e20bf6039eb725846c316bfd8039165663580a7e7e84b39b6b3a2d752f9e0104"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:ZCB2VW56AAYIVDZSTUHUUUFEK5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Variation is the Norm: Brain State Dynamics Evoked By Emotional Video Clips","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"q-bio.NC","authors_text":"Ajay B. Satpute, Ashutosh Singh, Christiana Westlin, Dana H. Brooks, Deniz Erdogmus, Elizabeth A. Reynolds Losin, Hedwig Eisenbarth, Jessica R. Andrews-Hanna, Lisa Feldman Barrett, Tor D. Wager","submitted_at":"2021-10-24T08:53:05Z","abstract_excerpt":"For the last several decades, emotion research has attempted to identify a \"biomarker\" or consistent pattern of brain activity to characterize a single category of emotion (e.g., fear) that will remain consistent across all instances of that category, regardless of individual and context. In this study, we investigated variation rather than consistency during emotional experiences while people watched video clips chosen to evoke instances of specific emotion categories. Specifically, we developed a sequential probabilistic approach to model the temporal dynamics in a participant's brain activi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.12392","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/2110.12392/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":"2026-07-05T03:25:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IwspVmDLxa8n0bI8zGkkWDggKdBt2420UgF1YoAkN0EBLL2hERiGaEvcWMUEBovuMyZkCnYI9WbD9B1zlnyEAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T01:30:17.857377Z"},"content_sha256":"504d9cff5c486d431e9081ed5eada60c815835afe483a18efd61358a7af230cf","schema_version":"1.0","event_id":"sha256:504d9cff5c486d431e9081ed5eada60c815835afe483a18efd61358a7af230cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZCB2VW56AAYIVDZSTUHUUUFEK5/bundle.json","state_url":"https://pith.science/pith/ZCB2VW56AAYIVDZSTUHUUUFEK5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZCB2VW56AAYIVDZSTUHUUUFEK5/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":"2026-08-11T01:30:17Z","links":{"resolver":"https://pith.science/pith/ZCB2VW56AAYIVDZSTUHUUUFEK5","bundle":"https://pith.science/pith/ZCB2VW56AAYIVDZSTUHUUUFEK5/bundle.json","state":"https://pith.science/pith/ZCB2VW56AAYIVDZSTUHUUUFEK5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZCB2VW56AAYIVDZSTUHUUUFEK5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:ZCB2VW56AAYIVDZSTUHUUUFEK5","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":"dd7a59330c4208fee42bba5ca4fcabde1806822579aa5bda25ae4cebcad6a647","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2021-10-24T08:53:05Z","title_canon_sha256":"f1ad9e8527df9a9ab92494a6da45d8c531a8348b49dd6108b9c72c3d18679805"},"schema_version":"1.0","source":{"id":"2110.12392","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2110.12392","created_at":"2026-07-05T03:25:19Z"},{"alias_kind":"arxiv_version","alias_value":"2110.12392v1","created_at":"2026-07-05T03:25:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.12392","created_at":"2026-07-05T03:25:19Z"},{"alias_kind":"pith_short_12","alias_value":"ZCB2VW56AAYI","created_at":"2026-07-05T03:25:19Z"},{"alias_kind":"pith_short_16","alias_value":"ZCB2VW56AAYIVDZS","created_at":"2026-07-05T03:25:19Z"},{"alias_kind":"pith_short_8","alias_value":"ZCB2VW56","created_at":"2026-07-05T03:25:19Z"}],"graph_snapshots":[{"event_id":"sha256:504d9cff5c486d431e9081ed5eada60c815835afe483a18efd61358a7af230cf","target":"graph","created_at":"2026-07-05T03:25:19Z","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/2110.12392/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"For the last several decades, emotion research has attempted to identify a \"biomarker\" or consistent pattern of brain activity to characterize a single category of emotion (e.g., fear) that will remain consistent across all instances of that category, regardless of individual and context. In this study, we investigated variation rather than consistency during emotional experiences while people watched video clips chosen to evoke instances of specific emotion categories. Specifically, we developed a sequential probabilistic approach to model the temporal dynamics in a participant's brain activi","authors_text":"Ajay B. Satpute, Ashutosh Singh, Christiana Westlin, Dana H. Brooks, Deniz Erdogmus, Elizabeth A. Reynolds Losin, Hedwig Eisenbarth, Jessica R. Andrews-Hanna, Lisa Feldman Barrett, Tor D. Wager","cross_cats":["cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2021-10-24T08:53:05Z","title":"Variation is the Norm: Brain State Dynamics Evoked By Emotional Video Clips"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.12392","kind":"arxiv","version":1},"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:e20bf6039eb725846c316bfd8039165663580a7e7e84b39b6b3a2d752f9e0104","target":"record","created_at":"2026-07-05T03:25:19Z","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":"dd7a59330c4208fee42bba5ca4fcabde1806822579aa5bda25ae4cebcad6a647","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2021-10-24T08:53:05Z","title_canon_sha256":"f1ad9e8527df9a9ab92494a6da45d8c531a8348b49dd6108b9c72c3d18679805"},"schema_version":"1.0","source":{"id":"2110.12392","kind":"arxiv","version":1}},"canonical_sha256":"c883aadbbe00308a8f329d0f4a50a457400f871825fed4b67d44f10bae500865","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c883aadbbe00308a8f329d0f4a50a457400f871825fed4b67d44f10bae500865","first_computed_at":"2026-07-05T03:25:19.831206Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:25:19.831206Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2B0N2Hv5qiWnZJf5AJeZMp/BUmQ8z1dQRBV+anK6+wqhX2FyWhI2r0Ih7Mq1sjBD9LTNnKkGl9GdifpQ5dDPAg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:25:19.831637Z","signed_message":"canonical_sha256_bytes"},"source_id":"2110.12392","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e20bf6039eb725846c316bfd8039165663580a7e7e84b39b6b3a2d752f9e0104","sha256:504d9cff5c486d431e9081ed5eada60c815835afe483a18efd61358a7af230cf"],"state_sha256":"f4019fb6991e0f8a91c5f89bac6e7519f498cc432aad5fc94ed451acc4107aaa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cy5VM+FwpVfaOuMs40rQmJi7WVXlqovtsakr1FFrRVW8yobkxDjqZELE7QfKVtVzbTbJm/OCxBNj1w9eIBtOAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T01:30:17.861297Z","bundle_sha256":"46152040789952bc238cf2d294bcaae0f13843076511cb4241253553330e2f5e"}}