{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:OMUXOAFBA5XZSKEGE5DFYRF5QD","short_pith_number":"pith:OMUXOAFB","canonical_record":{"source":{"id":"2201.00620","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.NC","submitted_at":"2021-12-15T08:47:58Z","cross_cats_sorted":["cs.HC","cs.LG","eess.SP"],"title_canon_sha256":"bbe20edf2aae869c3a0b35dd8aa73ed994c8df8e7d5e68aa1ecd7bdb5c6c7318","abstract_canon_sha256":"9e2b3ed28c59306f2593c912af3e022e485fc9f320c0da0caa3535e3d70ef430"},"schema_version":"1.0"},"canonical_sha256":"73297700a1076f99288627465c44bd80da0ef5cf4055fe973ae011f01ac81d74","source":{"kind":"arxiv","id":"2201.00620","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2201.00620","created_at":"2026-07-05T03:45:04Z"},{"alias_kind":"arxiv_version","alias_value":"2201.00620v1","created_at":"2026-07-05T03:45:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2201.00620","created_at":"2026-07-05T03:45:04Z"},{"alias_kind":"pith_short_12","alias_value":"OMUXOAFBA5XZ","created_at":"2026-07-05T03:45:04Z"},{"alias_kind":"pith_short_16","alias_value":"OMUXOAFBA5XZSKEG","created_at":"2026-07-05T03:45:04Z"},{"alias_kind":"pith_short_8","alias_value":"OMUXOAFB","created_at":"2026-07-05T03:45:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:OMUXOAFBA5XZSKEGE5DFYRF5QD","target":"record","payload":{"canonical_record":{"source":{"id":"2201.00620","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.NC","submitted_at":"2021-12-15T08:47:58Z","cross_cats_sorted":["cs.HC","cs.LG","eess.SP"],"title_canon_sha256":"bbe20edf2aae869c3a0b35dd8aa73ed994c8df8e7d5e68aa1ecd7bdb5c6c7318","abstract_canon_sha256":"9e2b3ed28c59306f2593c912af3e022e485fc9f320c0da0caa3535e3d70ef430"},"schema_version":"1.0"},"canonical_sha256":"73297700a1076f99288627465c44bd80da0ef5cf4055fe973ae011f01ac81d74","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:45:04.739497Z","signature_b64":"Z/zQmCnj87jQteNT2rPiyi000QE6EURtRyt9Ztsb3R4aTJF4IA2A5mZFBXQXP+zs2kIZneb3cBpm9JfQNZM7BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"73297700a1076f99288627465c44bd80da0ef5cf4055fe973ae011f01ac81d74","last_reissued_at":"2026-07-05T03:45:04.738994Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:45:04.738994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2201.00620","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":"2026-07-05T03:45:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"enqp6/XcBAyUFoeqUx9FThU7rg6kesVk4O+H0Vay284gBdm3gTGe0K5moOvJbieDDMmHj48vZFh9gHZsGju5Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T16:59:51.416822Z"},"content_sha256":"8c53c3dee8e53b3654bd52b22d94d6b26c55505d4bd1d92c2325520089806044","schema_version":"1.0","event_id":"sha256:8c53c3dee8e53b3654bd52b22d94d6b26c55505d4bd1d92c2325520089806044"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:OMUXOAFBA5XZSKEGE5DFYRF5QD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Overview of the EEG Pilot Subtask at MediaEval 2021: Predicting Media Memorability","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.HC","cs.LG","eess.SP"],"primary_cat":"q-bio.NC","authors_text":"Alan Smeaton, Alba G. Seco de Herrera, Ana Matran-Fernandez, Graham Healy, Lorin Sweeney, Sebastian Halder","submitted_at":"2021-12-15T08:47:58Z","abstract_excerpt":"The aim of the Memorability-EEG pilot subtask at MediaEval'2021 is to promote interest in the use of neural signals -- either alone or in combination with other data sources -- in the context of predicting video memorability by highlighting the utility of EEG data. The dataset created consists of pre-extracted features from EEG recordings of subjects while watching a subset of videos from Predicting Media Memorability subtask 1. This demonstration pilot gives interested researchers a sense of how neural signals can be used without any prior domain knowledge, and enables them to do so in a futu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2201.00620","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/2201.00620/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":"2026-07-05T03:45:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5Taj4fT+X7OOgqbT/kYDtfDeSzhOu4NuMggmsLFD7KtYBKbt0LP//Yn62TaXd8r+JtPF+3LSKlE4tAYwN3q7DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T16:59:51.417204Z"},"content_sha256":"74855287e4d3a2f73c8f75f21b84b878553b2e870f6287f8b6c18747d71c8022","schema_version":"1.0","event_id":"sha256:74855287e4d3a2f73c8f75f21b84b878553b2e870f6287f8b6c18747d71c8022"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OMUXOAFBA5XZSKEGE5DFYRF5QD/bundle.json","state_url":"https://pith.science/pith/OMUXOAFBA5XZSKEGE5DFYRF5QD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OMUXOAFBA5XZSKEGE5DFYRF5QD/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":"2026-07-06T16:59:51Z","links":{"resolver":"https://pith.science/pith/OMUXOAFBA5XZSKEGE5DFYRF5QD","bundle":"https://pith.science/pith/OMUXOAFBA5XZSKEGE5DFYRF5QD/bundle.json","state":"https://pith.science/pith/OMUXOAFBA5XZSKEGE5DFYRF5QD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OMUXOAFBA5XZSKEGE5DFYRF5QD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:OMUXOAFBA5XZSKEGE5DFYRF5QD","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":"9e2b3ed28c59306f2593c912af3e022e485fc9f320c0da0caa3535e3d70ef430","cross_cats_sorted":["cs.HC","cs.LG","eess.SP"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.NC","submitted_at":"2021-12-15T08:47:58Z","title_canon_sha256":"bbe20edf2aae869c3a0b35dd8aa73ed994c8df8e7d5e68aa1ecd7bdb5c6c7318"},"schema_version":"1.0","source":{"id":"2201.00620","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2201.00620","created_at":"2026-07-05T03:45:04Z"},{"alias_kind":"arxiv_version","alias_value":"2201.00620v1","created_at":"2026-07-05T03:45:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2201.00620","created_at":"2026-07-05T03:45:04Z"},{"alias_kind":"pith_short_12","alias_value":"OMUXOAFBA5XZ","created_at":"2026-07-05T03:45:04Z"},{"alias_kind":"pith_short_16","alias_value":"OMUXOAFBA5XZSKEG","created_at":"2026-07-05T03:45:04Z"},{"alias_kind":"pith_short_8","alias_value":"OMUXOAFB","created_at":"2026-07-05T03:45:04Z"}],"graph_snapshots":[{"event_id":"sha256:74855287e4d3a2f73c8f75f21b84b878553b2e870f6287f8b6c18747d71c8022","target":"graph","created_at":"2026-07-05T03:45:04Z","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/2201.00620/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The aim of the Memorability-EEG pilot subtask at MediaEval'2021 is to promote interest in the use of neural signals -- either alone or in combination with other data sources -- in the context of predicting video memorability by highlighting the utility of EEG data. The dataset created consists of pre-extracted features from EEG recordings of subjects while watching a subset of videos from Predicting Media Memorability subtask 1. This demonstration pilot gives interested researchers a sense of how neural signals can be used without any prior domain knowledge, and enables them to do so in a futu","authors_text":"Alan Smeaton, Alba G. Seco de Herrera, Ana Matran-Fernandez, Graham Healy, Lorin Sweeney, Sebastian Halder","cross_cats":["cs.HC","cs.LG","eess.SP"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.NC","submitted_at":"2021-12-15T08:47:58Z","title":"Overview of the EEG Pilot Subtask at MediaEval 2021: Predicting Media Memorability"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2201.00620","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":"sha256:8c53c3dee8e53b3654bd52b22d94d6b26c55505d4bd1d92c2325520089806044","target":"record","created_at":"2026-07-05T03:45:04Z","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":"9e2b3ed28c59306f2593c912af3e022e485fc9f320c0da0caa3535e3d70ef430","cross_cats_sorted":["cs.HC","cs.LG","eess.SP"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.NC","submitted_at":"2021-12-15T08:47:58Z","title_canon_sha256":"bbe20edf2aae869c3a0b35dd8aa73ed994c8df8e7d5e68aa1ecd7bdb5c6c7318"},"schema_version":"1.0","source":{"id":"2201.00620","kind":"arxiv","version":1}},"canonical_sha256":"73297700a1076f99288627465c44bd80da0ef5cf4055fe973ae011f01ac81d74","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"73297700a1076f99288627465c44bd80da0ef5cf4055fe973ae011f01ac81d74","first_computed_at":"2026-07-05T03:45:04.738994Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:45:04.738994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Z/zQmCnj87jQteNT2rPiyi000QE6EURtRyt9Ztsb3R4aTJF4IA2A5mZFBXQXP+zs2kIZneb3cBpm9JfQNZM7BQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:45:04.739497Z","signed_message":"canonical_sha256_bytes"},"source_id":"2201.00620","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8c53c3dee8e53b3654bd52b22d94d6b26c55505d4bd1d92c2325520089806044","sha256:74855287e4d3a2f73c8f75f21b84b878553b2e870f6287f8b6c18747d71c8022"],"state_sha256":"46fb030c1d2f4c3cecb35e144760bc5cc0a240171518d88da8f080abb2846ea0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tOfIU4qvSzllv6OZZHNoPAYyvUTI7ZT27Mu1okiLC6LQAuCujUXmv9DD0qKyt0y+NqsqKVMmQhnl0Iv2/YpaBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T16:59:51.419181Z","bundle_sha256":"0ceb8cff3c41db0ee20a16b6ebf4c21aaacee2e5c769edd8907e4cb424e7b31a"}}