{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:FN7VHESC24ORCXUXQW5HGHQ5ZC","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":"19cc268812e1f1929fbb176a36730c70b81271d5ecabe8e75d152a508ec72cec","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-08-09T14:12:39Z","title_canon_sha256":"9ea38651dbcf53a347ac5910f2b119af809bef2ad7f2c40fc43c6a6e1f4b8772"},"schema_version":"1.0","source":{"id":"2508.06995","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.06995","created_at":"2026-07-05T11:53:28Z"},{"alias_kind":"arxiv_version","alias_value":"2508.06995v2","created_at":"2026-07-05T11:53:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.06995","created_at":"2026-07-05T11:53:28Z"},{"alias_kind":"pith_short_12","alias_value":"FN7VHESC24OR","created_at":"2026-07-05T11:53:28Z"},{"alias_kind":"pith_short_16","alias_value":"FN7VHESC24ORCXUX","created_at":"2026-07-05T11:53:28Z"},{"alias_kind":"pith_short_8","alias_value":"FN7VHESC","created_at":"2026-07-05T11:53:28Z"}],"graph_snapshots":[{"event_id":"sha256:38f01ec30a826a9e40eed489784b95793b99bdce2f1f80b7969501f0f5f7679e","target":"graph","created_at":"2026-07-05T11:53:28Z","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/2508.06995/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent self-supervised image segmentation models have achieved promising performance on semantic segmentation and class-agnostic instance segmentation. However, their pretraining schedule is multi-stage, requiring a time-consuming pseudo-masks generation process between each training epoch. This time-consuming offline process not only makes it difficult to scale with training dataset size, but also leads to sub-optimal solutions due to its discontinuous optimization routine. To solve these, we first present a novel pseudo-mask algorithm, Fast Universal Agglomerative Pooling (UniAP). Each layer","authors_text":"Changkai Ji, Chenglong Ma, Hongqiu Wang, Huihui Xu, Jiashi Lin, Jin Ye, Junjun He, Lei Zhu, Lihao Liu, Ming Hu, Tianbin Li, Ying Chen, Ziyan Huang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-08-09T14:12:39Z","title":"S2-UniSeg: Fast Universal Agglomerative Pooling for Scalable Segment Anything without Supervision"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.06995","kind":"arxiv","version":2},"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":"sha256:864744d6194b8d56017371b04b5bb686a8eff5f70c5964f803fea546643dbac9","target":"record","created_at":"2026-07-05T11:53:28Z","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":"19cc268812e1f1929fbb176a36730c70b81271d5ecabe8e75d152a508ec72cec","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-08-09T14:12:39Z","title_canon_sha256":"9ea38651dbcf53a347ac5910f2b119af809bef2ad7f2c40fc43c6a6e1f4b8772"},"schema_version":"1.0","source":{"id":"2508.06995","kind":"arxiv","version":2}},"canonical_sha256":"2b7f539242d71d115e9785ba731e1dc89787ce7fde47213f22c8a439f2b7e741","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2b7f539242d71d115e9785ba731e1dc89787ce7fde47213f22c8a439f2b7e741","first_computed_at":"2026-07-05T11:53:28.470500Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:53:28.470500Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cjkDpgR7G42DosetOn4jBZMM56KRSdVUtp0kVMp0fykpa+VLYdNC2C0g0rktOamWyPkT6d6sIkJYVwDHCaoJCg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:53:28.470991Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.06995","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:864744d6194b8d56017371b04b5bb686a8eff5f70c5964f803fea546643dbac9","sha256:38f01ec30a826a9e40eed489784b95793b99bdce2f1f80b7969501f0f5f7679e"],"state_sha256":"a73a26cd077b27d9217e52ce745a3084b8963fb776579c4c5ae30b31d4015874"}