{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:4TMMDZFQOV5WADWOLZN2ZMKGDA","short_pith_number":"pith:4TMMDZFQ","canonical_record":{"source":{"id":"2501.03103","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-01-06T16:09:22Z","cross_cats_sorted":[],"title_canon_sha256":"c930ce4e0a415909fce05fcb99d3a44ab2cd816b23fdd893b2362e47a3ee9707","abstract_canon_sha256":"5c2ac03b830f94c901404adee901176810556530ad8153d7ab99da03e40b1a47"},"schema_version":"1.0"},"canonical_sha256":"e4d8c1e4b0757b600ece5e5bacb146183df853b2f8b7e3b9543dac15825e1d12","source":{"kind":"arxiv","id":"2501.03103","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.03103","created_at":"2026-07-05T09:57:31Z"},{"alias_kind":"arxiv_version","alias_value":"2501.03103v1","created_at":"2026-07-05T09:57:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.03103","created_at":"2026-07-05T09:57:31Z"},{"alias_kind":"pith_short_12","alias_value":"4TMMDZFQOV5W","created_at":"2026-07-05T09:57:31Z"},{"alias_kind":"pith_short_16","alias_value":"4TMMDZFQOV5WADWO","created_at":"2026-07-05T09:57:31Z"},{"alias_kind":"pith_short_8","alias_value":"4TMMDZFQ","created_at":"2026-07-05T09:57:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:4TMMDZFQOV5WADWOLZN2ZMKGDA","target":"record","payload":{"canonical_record":{"source":{"id":"2501.03103","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-01-06T16:09:22Z","cross_cats_sorted":[],"title_canon_sha256":"c930ce4e0a415909fce05fcb99d3a44ab2cd816b23fdd893b2362e47a3ee9707","abstract_canon_sha256":"5c2ac03b830f94c901404adee901176810556530ad8153d7ab99da03e40b1a47"},"schema_version":"1.0"},"canonical_sha256":"e4d8c1e4b0757b600ece5e5bacb146183df853b2f8b7e3b9543dac15825e1d12","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:57:31.777832Z","signature_b64":"FfHhvnJfWFgGblXhgyKTeEeucY0hcl6rroFOtEhK/OH07KwpjjskYVpVvUKl2cj3BlfNDel9zGjBowP/z+z0AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e4d8c1e4b0757b600ece5e5bacb146183df853b2f8b7e3b9543dac15825e1d12","last_reissued_at":"2026-07-05T09:57:31.777402Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:57:31.777402Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2501.03103","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":"2026-07-05T09:57:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q529HK88MIEdpdCnyY4rtBGfI/Jjy9SYaY8VvR0/cRW6pKYKJzzigdLex6BfZVuFkxH42i9CKx6EI/sz0JGnBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T19:32:05.294124Z"},"content_sha256":"ff3d003e362a47a5dfa30175233e77c2c1605074ffa8f9ed7b9e9afd4908c5aa","schema_version":"1.0","event_id":"sha256:ff3d003e362a47a5dfa30175233e77c2c1605074ffa8f9ed7b9e9afd4908c5aa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:4TMMDZFQOV5WADWOLZN2ZMKGDA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"MVP: Multimodal Emotion Recognition based on Video and Physiological Signals","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Antitza Dantcheva, Fran\\c{c}ois Br\\'emond, Hadi Kachmar, Hava Chaptoukaev, Laura Ferrari, Maria A. Zuluaga, Michal Balazia, Natia Kukhilava, Nibras Abo-Alzahab, Raphael Kalandadze, Tatia Tsmindashvili, Valeriya Strizhkova","submitted_at":"2025-01-06T16:09:22Z","abstract_excerpt":"Human emotions entail a complex set of behavioral, physiological and cognitive changes. Current state-of-the-art models fuse the behavioral and physiological components using classic machine learning, rather than recent deep learning techniques. We propose to fill this gap, designing the Multimodal for Video and Physio (MVP) architecture, streamlined to fuse video and physiological signals. Differently then others approaches, MVP exploits the benefits of attention to enable the use of long input sequences (1-2 minutes). We have studied video and physiological backbones for inputting long seque"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.03103","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/2501.03103/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":"2026-07-05T09:57:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Yhw3l8/qRH5RX9hs+r9jdDxGld0qFJi8eQrRFwBa8UJmucxD9FCoMLpitWXGUK8GKQO6KEwYQRNP8ObAsNtIAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T19:32:05.294510Z"},"content_sha256":"4cf39adae21139d2f912e844b7b8c44f9a217d02f287188c9997c7bb9ad70bfb","schema_version":"1.0","event_id":"sha256:4cf39adae21139d2f912e844b7b8c44f9a217d02f287188c9997c7bb9ad70bfb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4TMMDZFQOV5WADWOLZN2ZMKGDA/bundle.json","state_url":"https://pith.science/pith/4TMMDZFQOV5WADWOLZN2ZMKGDA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4TMMDZFQOV5WADWOLZN2ZMKGDA/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":"2026-07-06T19:32:05Z","links":{"resolver":"https://pith.science/pith/4TMMDZFQOV5WADWOLZN2ZMKGDA","bundle":"https://pith.science/pith/4TMMDZFQOV5WADWOLZN2ZMKGDA/bundle.json","state":"https://pith.science/pith/4TMMDZFQOV5WADWOLZN2ZMKGDA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4TMMDZFQOV5WADWOLZN2ZMKGDA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:4TMMDZFQOV5WADWOLZN2ZMKGDA","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":"5c2ac03b830f94c901404adee901176810556530ad8153d7ab99da03e40b1a47","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-01-06T16:09:22Z","title_canon_sha256":"c930ce4e0a415909fce05fcb99d3a44ab2cd816b23fdd893b2362e47a3ee9707"},"schema_version":"1.0","source":{"id":"2501.03103","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.03103","created_at":"2026-07-05T09:57:31Z"},{"alias_kind":"arxiv_version","alias_value":"2501.03103v1","created_at":"2026-07-05T09:57:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.03103","created_at":"2026-07-05T09:57:31Z"},{"alias_kind":"pith_short_12","alias_value":"4TMMDZFQOV5W","created_at":"2026-07-05T09:57:31Z"},{"alias_kind":"pith_short_16","alias_value":"4TMMDZFQOV5WADWO","created_at":"2026-07-05T09:57:31Z"},{"alias_kind":"pith_short_8","alias_value":"4TMMDZFQ","created_at":"2026-07-05T09:57:31Z"}],"graph_snapshots":[{"event_id":"sha256:4cf39adae21139d2f912e844b7b8c44f9a217d02f287188c9997c7bb9ad70bfb","target":"graph","created_at":"2026-07-05T09:57:31Z","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/2501.03103/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Human emotions entail a complex set of behavioral, physiological and cognitive changes. Current state-of-the-art models fuse the behavioral and physiological components using classic machine learning, rather than recent deep learning techniques. We propose to fill this gap, designing the Multimodal for Video and Physio (MVP) architecture, streamlined to fuse video and physiological signals. Differently then others approaches, MVP exploits the benefits of attention to enable the use of long input sequences (1-2 minutes). We have studied video and physiological backbones for inputting long seque","authors_text":"Antitza Dantcheva, Fran\\c{c}ois Br\\'emond, Hadi Kachmar, Hava Chaptoukaev, Laura Ferrari, Maria A. Zuluaga, Michal Balazia, Natia Kukhilava, Nibras Abo-Alzahab, Raphael Kalandadze, Tatia Tsmindashvili, Valeriya Strizhkova","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-01-06T16:09:22Z","title":"MVP: Multimodal Emotion Recognition based on Video and Physiological Signals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.03103","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:ff3d003e362a47a5dfa30175233e77c2c1605074ffa8f9ed7b9e9afd4908c5aa","target":"record","created_at":"2026-07-05T09:57:31Z","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":"5c2ac03b830f94c901404adee901176810556530ad8153d7ab99da03e40b1a47","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-01-06T16:09:22Z","title_canon_sha256":"c930ce4e0a415909fce05fcb99d3a44ab2cd816b23fdd893b2362e47a3ee9707"},"schema_version":"1.0","source":{"id":"2501.03103","kind":"arxiv","version":1}},"canonical_sha256":"e4d8c1e4b0757b600ece5e5bacb146183df853b2f8b7e3b9543dac15825e1d12","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e4d8c1e4b0757b600ece5e5bacb146183df853b2f8b7e3b9543dac15825e1d12","first_computed_at":"2026-07-05T09:57:31.777402Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:57:31.777402Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FfHhvnJfWFgGblXhgyKTeEeucY0hcl6rroFOtEhK/OH07KwpjjskYVpVvUKl2cj3BlfNDel9zGjBowP/z+z0AA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:57:31.777832Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.03103","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ff3d003e362a47a5dfa30175233e77c2c1605074ffa8f9ed7b9e9afd4908c5aa","sha256:4cf39adae21139d2f912e844b7b8c44f9a217d02f287188c9997c7bb9ad70bfb"],"state_sha256":"c5eb678bf6eb806f719ec15fae4cf115f4afd459254b625013f9aade724a5e99"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"72LNRl7w/fsAwN9N+NWMhU+4bmSfnoEcEq35oM2hl/2DMyHW3700LfkprNg9aCabo5PQ++nINgy9HOINZgejAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T19:32:05.296571Z","bundle_sha256":"d162af6046ff2425ae4ad5e284b620297bf5579130cc091a65bc629b668f5045"}}