{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:DYVIUQYTSLKNI3XPTC56ULHQ4K","short_pith_number":"pith:DYVIUQYT","canonical_record":{"source":{"id":"2210.11035","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-10-20T06:08:03Z","cross_cats_sorted":[],"title_canon_sha256":"0544353783d5d6bd5f1762e343e199d9e5aa40be55ee62a9736de3bc4f4bce6c","abstract_canon_sha256":"07414d8b6816c8ae4945949b18122770997a4dfb7f9dc9c3abadd466b2955eda"},"schema_version":"1.0"},"canonical_sha256":"1e2a8a431392d4d46eef98bbea2cf0e2ad407502c08c71ee296fcd4e5b90e2d4","source":{"kind":"arxiv","id":"2210.11035","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2210.11035","created_at":"2026-07-05T05:53:03Z"},{"alias_kind":"arxiv_version","alias_value":"2210.11035v3","created_at":"2026-07-05T05:53:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2210.11035","created_at":"2026-07-05T05:53:03Z"},{"alias_kind":"pith_short_12","alias_value":"DYVIUQYTSLKN","created_at":"2026-07-05T05:53:03Z"},{"alias_kind":"pith_short_16","alias_value":"DYVIUQYTSLKNI3XP","created_at":"2026-07-05T05:53:03Z"},{"alias_kind":"pith_short_8","alias_value":"DYVIUQYT","created_at":"2026-07-05T05:53:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:DYVIUQYTSLKNI3XPTC56ULHQ4K","target":"record","payload":{"canonical_record":{"source":{"id":"2210.11035","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-10-20T06:08:03Z","cross_cats_sorted":[],"title_canon_sha256":"0544353783d5d6bd5f1762e343e199d9e5aa40be55ee62a9736de3bc4f4bce6c","abstract_canon_sha256":"07414d8b6816c8ae4945949b18122770997a4dfb7f9dc9c3abadd466b2955eda"},"schema_version":"1.0"},"canonical_sha256":"1e2a8a431392d4d46eef98bbea2cf0e2ad407502c08c71ee296fcd4e5b90e2d4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:53:03.493671Z","signature_b64":"lsj/PpSY9t7cnwpwBrIAsM4Ho3DuA6xwLcsJjEWjfnMHCAmr0z1vJ3mDcqNUFW8SnxsUUuomC4F0djHtcNodDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1e2a8a431392d4d46eef98bbea2cf0e2ad407502c08c71ee296fcd4e5b90e2d4","last_reissued_at":"2026-07-05T05:53:03.493326Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:53:03.493326Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2210.11035","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:53:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ahExrMl+XNY8gjBAVnlfGAxARhx01hiGV7uR0FAuOcXfv/R1Eejj5NIbnrHcTlsACdFgFXArf7qt/PQ3C21dCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T04:51:21.048293Z"},"content_sha256":"96cdcfef395c0883a33849426abe3480d71ac569ce59e612153205555117c3e1","schema_version":"1.0","event_id":"sha256:96cdcfef395c0883a33849426abe3480d71ac569ce59e612153205555117c3e1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:DYVIUQYTSLKNI3XPTC56ULHQ4K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"PointTAD: Multi-Label Temporal Action Detection with Learnable Query Points","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Bin Kang, Jing Tan, Limin Wang, Xiaotong Zhao, Xintian Shi","submitted_at":"2022-10-20T06:08:03Z","abstract_excerpt":"Traditional temporal action detection (TAD) usually handles untrimmed videos with small number of action instances from a single label (e.g., ActivityNet, THUMOS). However, this setting might be unrealistic as different classes of actions often co-occur in practice. In this paper, we focus on the task of multi-label temporal action detection that aims to localize all action instances from a multi-label untrimmed video. Multi-label TAD is more challenging as it requires for fine-grained class discrimination within a single video and precise localization of the co-occurring instances. To mitigat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2210.11035","kind":"arxiv","version":3},"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/2210.11035/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":"2026-07-05T05:53:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CNY7uzp/mG3myZOdg4K7hpeqP8ly63q3cV3TGf9gBFziCyvdhygjhhure9s22gc9Yyv4Wa1E//7IeChGkVsWBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T04:51:21.051214Z"},"content_sha256":"27a4af34192cfd4edd8a98e6c641904702cf4876eeb05b244ba5daf9edc87a97","schema_version":"1.0","event_id":"sha256:27a4af34192cfd4edd8a98e6c641904702cf4876eeb05b244ba5daf9edc87a97"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DYVIUQYTSLKNI3XPTC56ULHQ4K/bundle.json","state_url":"https://pith.science/pith/DYVIUQYTSLKNI3XPTC56ULHQ4K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DYVIUQYTSLKNI3XPTC56ULHQ4K/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":"2026-08-13T04:51:21Z","links":{"resolver":"https://pith.science/pith/DYVIUQYTSLKNI3XPTC56ULHQ4K","bundle":"https://pith.science/pith/DYVIUQYTSLKNI3XPTC56ULHQ4K/bundle.json","state":"https://pith.science/pith/DYVIUQYTSLKNI3XPTC56ULHQ4K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DYVIUQYTSLKNI3XPTC56ULHQ4K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:DYVIUQYTSLKNI3XPTC56ULHQ4K","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":"07414d8b6816c8ae4945949b18122770997a4dfb7f9dc9c3abadd466b2955eda","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-10-20T06:08:03Z","title_canon_sha256":"0544353783d5d6bd5f1762e343e199d9e5aa40be55ee62a9736de3bc4f4bce6c"},"schema_version":"1.0","source":{"id":"2210.11035","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2210.11035","created_at":"2026-07-05T05:53:03Z"},{"alias_kind":"arxiv_version","alias_value":"2210.11035v3","created_at":"2026-07-05T05:53:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2210.11035","created_at":"2026-07-05T05:53:03Z"},{"alias_kind":"pith_short_12","alias_value":"DYVIUQYTSLKN","created_at":"2026-07-05T05:53:03Z"},{"alias_kind":"pith_short_16","alias_value":"DYVIUQYTSLKNI3XP","created_at":"2026-07-05T05:53:03Z"},{"alias_kind":"pith_short_8","alias_value":"DYVIUQYT","created_at":"2026-07-05T05:53:03Z"}],"graph_snapshots":[{"event_id":"sha256:27a4af34192cfd4edd8a98e6c641904702cf4876eeb05b244ba5daf9edc87a97","target":"graph","created_at":"2026-07-05T05:53:03Z","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/2210.11035/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Traditional temporal action detection (TAD) usually handles untrimmed videos with small number of action instances from a single label (e.g., ActivityNet, THUMOS). However, this setting might be unrealistic as different classes of actions often co-occur in practice. In this paper, we focus on the task of multi-label temporal action detection that aims to localize all action instances from a multi-label untrimmed video. Multi-label TAD is more challenging as it requires for fine-grained class discrimination within a single video and precise localization of the co-occurring instances. To mitigat","authors_text":"Bin Kang, Jing Tan, Limin Wang, Xiaotong Zhao, Xintian Shi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-10-20T06:08:03Z","title":"PointTAD: Multi-Label Temporal Action Detection with Learnable Query Points"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2210.11035","kind":"arxiv","version":3},"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":"sha256:96cdcfef395c0883a33849426abe3480d71ac569ce59e612153205555117c3e1","target":"record","created_at":"2026-07-05T05:53:03Z","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":"07414d8b6816c8ae4945949b18122770997a4dfb7f9dc9c3abadd466b2955eda","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2022-10-20T06:08:03Z","title_canon_sha256":"0544353783d5d6bd5f1762e343e199d9e5aa40be55ee62a9736de3bc4f4bce6c"},"schema_version":"1.0","source":{"id":"2210.11035","kind":"arxiv","version":3}},"canonical_sha256":"1e2a8a431392d4d46eef98bbea2cf0e2ad407502c08c71ee296fcd4e5b90e2d4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1e2a8a431392d4d46eef98bbea2cf0e2ad407502c08c71ee296fcd4e5b90e2d4","first_computed_at":"2026-07-05T05:53:03.493326Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:53:03.493326Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lsj/PpSY9t7cnwpwBrIAsM4Ho3DuA6xwLcsJjEWjfnMHCAmr0z1vJ3mDcqNUFW8SnxsUUuomC4F0djHtcNodDg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:53:03.493671Z","signed_message":"canonical_sha256_bytes"},"source_id":"2210.11035","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:96cdcfef395c0883a33849426abe3480d71ac569ce59e612153205555117c3e1","sha256:27a4af34192cfd4edd8a98e6c641904702cf4876eeb05b244ba5daf9edc87a97"],"state_sha256":"f8447e81db06a3238ff50954937f75f6b9293cef5b827c813ffd7087fe6e1d74"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/P76iAmd2wSOcyDlrSQZLKVPd9FA7lb0O3IAY8AZmlHiric4TKhoWoitHejqUHsG7+vV9VfkcVz2UuIRg0vRAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T04:51:21.059041Z","bundle_sha256":"c30f9bf6b87f137390e2a396cc0912e2bc389c24617b2fcc041975bb552b4e2a"}}