{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:JS54G2TJIJEUDRAKNOPSRB52NZ","short_pith_number":"pith:JS54G2TJ","canonical_record":{"source":{"id":"2303.12997","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-03-23T02:29:53Z","cross_cats_sorted":[],"title_canon_sha256":"057efaa448cdf83349c1caff099a1755cd0913a9bb84ff06fd3483f40e8955c1","abstract_canon_sha256":"e4c24617f1c820b67b6118d9d0b78f8e27a81a9c9cbcecf1a34b26833bbb87a4"},"schema_version":"1.0"},"canonical_sha256":"4cbbc36a69424941c40a6b9f2887ba6e4f9d7f7f975d4a8075cab6c13324d7f9","source":{"kind":"arxiv","id":"2303.12997","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2303.12997","created_at":"2026-07-05T05:53:56Z"},{"alias_kind":"arxiv_version","alias_value":"2303.12997v1","created_at":"2026-07-05T05:53:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.12997","created_at":"2026-07-05T05:53:56Z"},{"alias_kind":"pith_short_12","alias_value":"JS54G2TJIJEU","created_at":"2026-07-05T05:53:56Z"},{"alias_kind":"pith_short_16","alias_value":"JS54G2TJIJEUDRAK","created_at":"2026-07-05T05:53:56Z"},{"alias_kind":"pith_short_8","alias_value":"JS54G2TJ","created_at":"2026-07-05T05:53:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:JS54G2TJIJEUDRAKNOPSRB52NZ","target":"record","payload":{"canonical_record":{"source":{"id":"2303.12997","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-03-23T02:29:53Z","cross_cats_sorted":[],"title_canon_sha256":"057efaa448cdf83349c1caff099a1755cd0913a9bb84ff06fd3483f40e8955c1","abstract_canon_sha256":"e4c24617f1c820b67b6118d9d0b78f8e27a81a9c9cbcecf1a34b26833bbb87a4"},"schema_version":"1.0"},"canonical_sha256":"4cbbc36a69424941c40a6b9f2887ba6e4f9d7f7f975d4a8075cab6c13324d7f9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:53:56.685181Z","signature_b64":"m8yjKlJN8AZ3G3c1ycKtW0XJbjj+kki+MAxxo8p50XhGwKG3rTAlhc25iFzxwTeMYDtqeL/EtBG6jAgit1T1Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4cbbc36a69424941c40a6b9f2887ba6e4f9d7f7f975d4a8075cab6c13324d7f9","last_reissued_at":"2026-07-05T05:53:56.684782Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:53:56.684782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2303.12997","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":"2026-07-05T05:53:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3co1uNUohm13nF12wpaft5jelbsItyYZ2zKCXM6rhS/i4FDZIVTL1Fr7cKMQAyDXATg37lIh3GYP+6na4rHtCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-17T06:07:32.612936Z"},"content_sha256":"5383ec7e114ac4763f18f33c13366746fd3bfc0b20051e0dedb90d01e52f0a13","schema_version":"1.0","event_id":"sha256:5383ec7e114ac4763f18f33c13366746fd3bfc0b20051e0dedb90d01e52f0a13"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:JS54G2TJIJEUDRAKNOPSRB52NZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"FER-former: Multi-modal Transformer for Facial Expression Recognition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Li Liu, Mingjie Wang, Minglun Gong, Yande Li, Yonggang Lu","submitted_at":"2023-03-23T02:29:53Z","abstract_excerpt":"The ever-increasing demands for intuitive interactions in Virtual Reality has triggered a boom in the realm of Facial Expression Recognition (FER). To address the limitations in existing approaches (e.g., narrow receptive fields and homogenous supervisory signals) and further cement the capacity of FER tools, a novel multifarious supervision-steering Transformer for FER in the wild is proposed in this paper. Referred as FER-former, our approach features multi-granularity embedding integration, hybrid self-attention scheme, and heterogeneous domain-steering supervision. In specific, to dig deep"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.12997","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/2303.12997/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":"2026-07-05T05:53:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7tZIuF+l6zoIWDp9NTOnnegV9V7HXW/CtMQpBmwUn44E7dGWnt3iUNGEZXn3VP7YFXfdy3a9WHR9ZNTj8OfBDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-17T06:07:32.613304Z"},"content_sha256":"d96026a24dbbbd7d80a9554cde75c0ad84ee5efe1d0eb1d21a740e8401cf6605","schema_version":"1.0","event_id":"sha256:d96026a24dbbbd7d80a9554cde75c0ad84ee5efe1d0eb1d21a740e8401cf6605"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JS54G2TJIJEUDRAKNOPSRB52NZ/bundle.json","state_url":"https://pith.science/pith/JS54G2TJIJEUDRAKNOPSRB52NZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JS54G2TJIJEUDRAKNOPSRB52NZ/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":"2026-07-17T06:07:32Z","links":{"resolver":"https://pith.science/pith/JS54G2TJIJEUDRAKNOPSRB52NZ","bundle":"https://pith.science/pith/JS54G2TJIJEUDRAKNOPSRB52NZ/bundle.json","state":"https://pith.science/pith/JS54G2TJIJEUDRAKNOPSRB52NZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JS54G2TJIJEUDRAKNOPSRB52NZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:JS54G2TJIJEUDRAKNOPSRB52NZ","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":"e4c24617f1c820b67b6118d9d0b78f8e27a81a9c9cbcecf1a34b26833bbb87a4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-03-23T02:29:53Z","title_canon_sha256":"057efaa448cdf83349c1caff099a1755cd0913a9bb84ff06fd3483f40e8955c1"},"schema_version":"1.0","source":{"id":"2303.12997","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2303.12997","created_at":"2026-07-05T05:53:56Z"},{"alias_kind":"arxiv_version","alias_value":"2303.12997v1","created_at":"2026-07-05T05:53:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.12997","created_at":"2026-07-05T05:53:56Z"},{"alias_kind":"pith_short_12","alias_value":"JS54G2TJIJEU","created_at":"2026-07-05T05:53:56Z"},{"alias_kind":"pith_short_16","alias_value":"JS54G2TJIJEUDRAK","created_at":"2026-07-05T05:53:56Z"},{"alias_kind":"pith_short_8","alias_value":"JS54G2TJ","created_at":"2026-07-05T05:53:56Z"}],"graph_snapshots":[{"event_id":"sha256:d96026a24dbbbd7d80a9554cde75c0ad84ee5efe1d0eb1d21a740e8401cf6605","target":"graph","created_at":"2026-07-05T05:53:56Z","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/2303.12997/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The ever-increasing demands for intuitive interactions in Virtual Reality has triggered a boom in the realm of Facial Expression Recognition (FER). To address the limitations in existing approaches (e.g., narrow receptive fields and homogenous supervisory signals) and further cement the capacity of FER tools, a novel multifarious supervision-steering Transformer for FER in the wild is proposed in this paper. Referred as FER-former, our approach features multi-granularity embedding integration, hybrid self-attention scheme, and heterogeneous domain-steering supervision. In specific, to dig deep","authors_text":"Li Liu, Mingjie Wang, Minglun Gong, Yande Li, Yonggang Lu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-03-23T02:29:53Z","title":"FER-former: Multi-modal Transformer for Facial Expression Recognition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.12997","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":"sha256:5383ec7e114ac4763f18f33c13366746fd3bfc0b20051e0dedb90d01e52f0a13","target":"record","created_at":"2026-07-05T05:53:56Z","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":"e4c24617f1c820b67b6118d9d0b78f8e27a81a9c9cbcecf1a34b26833bbb87a4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-03-23T02:29:53Z","title_canon_sha256":"057efaa448cdf83349c1caff099a1755cd0913a9bb84ff06fd3483f40e8955c1"},"schema_version":"1.0","source":{"id":"2303.12997","kind":"arxiv","version":1}},"canonical_sha256":"4cbbc36a69424941c40a6b9f2887ba6e4f9d7f7f975d4a8075cab6c13324d7f9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4cbbc36a69424941c40a6b9f2887ba6e4f9d7f7f975d4a8075cab6c13324d7f9","first_computed_at":"2026-07-05T05:53:56.684782Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:53:56.684782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m8yjKlJN8AZ3G3c1ycKtW0XJbjj+kki+MAxxo8p50XhGwKG3rTAlhc25iFzxwTeMYDtqeL/EtBG6jAgit1T1Bw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:53:56.685181Z","signed_message":"canonical_sha256_bytes"},"source_id":"2303.12997","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5383ec7e114ac4763f18f33c13366746fd3bfc0b20051e0dedb90d01e52f0a13","sha256:d96026a24dbbbd7d80a9554cde75c0ad84ee5efe1d0eb1d21a740e8401cf6605"],"state_sha256":"afc0419c129f7c6c39df18c989217824cc526e2c8b30c0b30b691540834017b7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9gfHJsYOxPeNE/jKiDWy31CaWT1R2oM4mfpOMEJ1GMZ5XOW529pC8QxbXl8y2FEB/dISLo37LOWRrJuBaMhbDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-17T06:07:32.615504Z","bundle_sha256":"ae9230524e1786965a8e693bbff3dbbb14bcdfe06d49bf889f0145b901b5374b"}}