{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:V7H25QDVUTEOHR6DF5QXODSCMR","short_pith_number":"pith:V7H25QDV","canonical_record":{"source":{"id":"2107.12589","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-07-27T04:21:01Z","cross_cats_sorted":[],"title_canon_sha256":"56f5da7eb937d069a466ef284438e89c0c257e50c9df524fda2a0f2f83fa029a","abstract_canon_sha256":"d3c57c7b4eb212b37a7983bd08f238af953d39c332d7e23290b754d27e56005c"},"schema_version":"1.0"},"canonical_sha256":"afcfaec075a4c8e3c7c32f61770e426452ceff38485adced19c9229fb428ca19","source":{"kind":"arxiv","id":"2107.12589","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.12589","created_at":"2026-07-05T03:00:58Z"},{"alias_kind":"arxiv_version","alias_value":"2107.12589v1","created_at":"2026-07-05T03:00:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.12589","created_at":"2026-07-05T03:00:58Z"},{"alias_kind":"pith_short_12","alias_value":"V7H25QDVUTEO","created_at":"2026-07-05T03:00:58Z"},{"alias_kind":"pith_short_16","alias_value":"V7H25QDVUTEOHR6D","created_at":"2026-07-05T03:00:58Z"},{"alias_kind":"pith_short_8","alias_value":"V7H25QDV","created_at":"2026-07-05T03:00:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:V7H25QDVUTEOHR6DF5QXODSCMR","target":"record","payload":{"canonical_record":{"source":{"id":"2107.12589","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-07-27T04:21:01Z","cross_cats_sorted":[],"title_canon_sha256":"56f5da7eb937d069a466ef284438e89c0c257e50c9df524fda2a0f2f83fa029a","abstract_canon_sha256":"d3c57c7b4eb212b37a7983bd08f238af953d39c332d7e23290b754d27e56005c"},"schema_version":"1.0"},"canonical_sha256":"afcfaec075a4c8e3c7c32f61770e426452ceff38485adced19c9229fb428ca19","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:00:58.038802Z","signature_b64":"tIQ7CjmuVPcOjDR//E6+ChYgV/XuV19xcymdeOX7H4LOvqUmMllv6bIWmpGEGixKuP/Nn0ppfEthtiaMX+pnDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"afcfaec075a4c8e3c7c32f61770e426452ceff38485adced19c9229fb428ca19","last_reissued_at":"2026-07-05T03:00:58.038460Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:00:58.038460Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2107.12589","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":"2026-07-05T03:00:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3PWZL7HN5Un841LKOR3i8QI5Tv2twBHh4MezQ63bfkFuhv/3dj1UaQYnlOPGtJ7rZ8xyganny2uwNiLP+GJbBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-11T03:08:09.132921Z"},"content_sha256":"af0076a70ffd12cdb775856d3721d091b09b73bd0e4d7e70a0bd0c6603a9bc6f","schema_version":"1.0","event_id":"sha256:af0076a70ffd12cdb775856d3721d091b09b73bd0e4d7e70a0bd0c6603a9bc6f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:V7H25QDVUTEOHR6DF5QXODSCMR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cross-modal Consensus Network for Weakly Supervised Temporal Action Localization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Dan Xu, Fa-Ting Hong, Jia-Chang Feng, Wei-Shi Zheng, Ying Shan","submitted_at":"2021-07-27T04:21:01Z","abstract_excerpt":"Weakly supervised temporal action localization (WS-TAL) is a challenging task that aims to localize action instances in the given video with video-level categorical supervision. Both appearance and motion features are used in previous works, while they do not utilize them in a proper way but apply simple concatenation or score-level fusion. In this work, we argue that the features extracted from the pretrained extractor, e.g., I3D, are not the WS-TALtask-specific features, thus the feature re-calibration is needed for reducing the task-irrelevant information redundancy. Therefore, we propose a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.12589","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/2107.12589/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":"2026-07-05T03:00:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eLXVr/vFXpA4zZda7dZRHaAcO7zojSbkOZKcamHE03X7AVEQamWSx4d1xxyy6jf5Mv1G4/xrk05gVSbXObMMAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-11T03:08:09.133613Z"},"content_sha256":"0c794d65192ef230243a6c60b805a6c76cdee0788810a3dd1efa33060bd351c8","schema_version":"1.0","event_id":"sha256:0c794d65192ef230243a6c60b805a6c76cdee0788810a3dd1efa33060bd351c8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V7H25QDVUTEOHR6DF5QXODSCMR/bundle.json","state_url":"https://pith.science/pith/V7H25QDVUTEOHR6DF5QXODSCMR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V7H25QDVUTEOHR6DF5QXODSCMR/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":"2026-07-11T03:08:09Z","links":{"resolver":"https://pith.science/pith/V7H25QDVUTEOHR6DF5QXODSCMR","bundle":"https://pith.science/pith/V7H25QDVUTEOHR6DF5QXODSCMR/bundle.json","state":"https://pith.science/pith/V7H25QDVUTEOHR6DF5QXODSCMR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V7H25QDVUTEOHR6DF5QXODSCMR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:V7H25QDVUTEOHR6DF5QXODSCMR","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":"d3c57c7b4eb212b37a7983bd08f238af953d39c332d7e23290b754d27e56005c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-07-27T04:21:01Z","title_canon_sha256":"56f5da7eb937d069a466ef284438e89c0c257e50c9df524fda2a0f2f83fa029a"},"schema_version":"1.0","source":{"id":"2107.12589","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.12589","created_at":"2026-07-05T03:00:58Z"},{"alias_kind":"arxiv_version","alias_value":"2107.12589v1","created_at":"2026-07-05T03:00:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.12589","created_at":"2026-07-05T03:00:58Z"},{"alias_kind":"pith_short_12","alias_value":"V7H25QDVUTEO","created_at":"2026-07-05T03:00:58Z"},{"alias_kind":"pith_short_16","alias_value":"V7H25QDVUTEOHR6D","created_at":"2026-07-05T03:00:58Z"},{"alias_kind":"pith_short_8","alias_value":"V7H25QDV","created_at":"2026-07-05T03:00:58Z"}],"graph_snapshots":[{"event_id":"sha256:0c794d65192ef230243a6c60b805a6c76cdee0788810a3dd1efa33060bd351c8","target":"graph","created_at":"2026-07-05T03:00:58Z","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/2107.12589/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Weakly supervised temporal action localization (WS-TAL) is a challenging task that aims to localize action instances in the given video with video-level categorical supervision. Both appearance and motion features are used in previous works, while they do not utilize them in a proper way but apply simple concatenation or score-level fusion. In this work, we argue that the features extracted from the pretrained extractor, e.g., I3D, are not the WS-TALtask-specific features, thus the feature re-calibration is needed for reducing the task-irrelevant information redundancy. Therefore, we propose a","authors_text":"Dan Xu, Fa-Ting Hong, Jia-Chang Feng, Wei-Shi Zheng, Ying Shan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-07-27T04:21:01Z","title":"Cross-modal Consensus Network for Weakly Supervised Temporal Action Localization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.12589","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:af0076a70ffd12cdb775856d3721d091b09b73bd0e4d7e70a0bd0c6603a9bc6f","target":"record","created_at":"2026-07-05T03:00:58Z","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":"d3c57c7b4eb212b37a7983bd08f238af953d39c332d7e23290b754d27e56005c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-07-27T04:21:01Z","title_canon_sha256":"56f5da7eb937d069a466ef284438e89c0c257e50c9df524fda2a0f2f83fa029a"},"schema_version":"1.0","source":{"id":"2107.12589","kind":"arxiv","version":1}},"canonical_sha256":"afcfaec075a4c8e3c7c32f61770e426452ceff38485adced19c9229fb428ca19","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"afcfaec075a4c8e3c7c32f61770e426452ceff38485adced19c9229fb428ca19","first_computed_at":"2026-07-05T03:00:58.038460Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:00:58.038460Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tIQ7CjmuVPcOjDR//E6+ChYgV/XuV19xcymdeOX7H4LOvqUmMllv6bIWmpGEGixKuP/Nn0ppfEthtiaMX+pnDg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:00:58.038802Z","signed_message":"canonical_sha256_bytes"},"source_id":"2107.12589","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:af0076a70ffd12cdb775856d3721d091b09b73bd0e4d7e70a0bd0c6603a9bc6f","sha256:0c794d65192ef230243a6c60b805a6c76cdee0788810a3dd1efa33060bd351c8"],"state_sha256":"51abd6161907f8ea01298d03385c8772ae1d63e024a883ff9ed77d62a0cafc45"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MosWYDdnYJ2cioM1SyOJ9PYi3hl+Bse/pskXOnjS4COZ+CCBPaLbsVEk7iSzF/Gt1XbwCwvz2N5P0+GHo5UJDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-11T03:08:09.138051Z","bundle_sha256":"37d1a40c83ceb0aebfd4f4dc2fe1a2da579a789d4d5ad6bd8adb331f747cef47"}}