{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:A7SLZ4Y5SMBOHJY564XW4J736V","short_pith_number":"pith:A7SLZ4Y5","canonical_record":{"source":{"id":"2207.13048","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2022-07-26T17:09:48Z","cross_cats_sorted":[],"title_canon_sha256":"85f489545a452fbe77ae1fada134d9ddc6dc16c968834aa821eae9ca7a16c733","abstract_canon_sha256":"d34741c6cace34ba27cddc2cd8ca1d78edb8fba98a91c2f953cebf65ee70ecff"},"schema_version":"1.0"},"canonical_sha256":"07e4bcf31d9302e3a71df72f6e27fbf57f63706c8bd4b52c86c9696facb481d3","source":{"kind":"arxiv","id":"2207.13048","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.13048","created_at":"2026-07-05T05:07:01Z"},{"alias_kind":"arxiv_version","alias_value":"2207.13048v2","created_at":"2026-07-05T05:07:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.13048","created_at":"2026-07-05T05:07:01Z"},{"alias_kind":"pith_short_12","alias_value":"A7SLZ4Y5SMBO","created_at":"2026-07-05T05:07:01Z"},{"alias_kind":"pith_short_16","alias_value":"A7SLZ4Y5SMBOHJY5","created_at":"2026-07-05T05:07:01Z"},{"alias_kind":"pith_short_8","alias_value":"A7SLZ4Y5","created_at":"2026-07-05T05:07:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:A7SLZ4Y5SMBOHJY564XW4J736V","target":"record","payload":{"canonical_record":{"source":{"id":"2207.13048","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2022-07-26T17:09:48Z","cross_cats_sorted":[],"title_canon_sha256":"85f489545a452fbe77ae1fada134d9ddc6dc16c968834aa821eae9ca7a16c733","abstract_canon_sha256":"d34741c6cace34ba27cddc2cd8ca1d78edb8fba98a91c2f953cebf65ee70ecff"},"schema_version":"1.0"},"canonical_sha256":"07e4bcf31d9302e3a71df72f6e27fbf57f63706c8bd4b52c86c9696facb481d3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:07:01.627445Z","signature_b64":"JBCQb43tbQgCeg0gHMRm8l53GSvvW67umY0RK0V9rLYpqxMGtHIJPCCvNXuQEhJE7Y2SllvW4ap51MD0hvfhBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"07e4bcf31d9302e3a71df72f6e27fbf57f63706c8bd4b52c86c9696facb481d3","last_reissued_at":"2026-07-05T05:07:01.626929Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:07:01.626929Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2207.13048","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:07:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QSQfzi19+QrsmSH9qSjEp8mwVqByYdVDcNpX07jxP6xDqN8nzfcFkoZ9bDH0s9l4+e6H8AdtVe73Fy85hfv3Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T00:02:46.598430Z"},"content_sha256":"89737b83909d15313d3eb141719c7dbde1ea74ff5d24d3f000d9e15392f10f94","schema_version":"1.0","event_id":"sha256:89737b83909d15313d3eb141719c7dbde1ea74ff5d24d3f000d9e15392f10f94"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:A7SLZ4Y5SMBOHJY564XW4J736V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Domain Adaptation under Open Set Label Shift","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.LG","authors_text":"Saurabh Garg, Sivaraman Balakrishnan, Zachary C. Lipton","submitted_at":"2022-07-26T17:09:48Z","abstract_excerpt":"We introduce the problem of domain adaptation under Open Set Label Shift (OSLS) where the label distribution can change arbitrarily and a new class may arrive during deployment, but the class-conditional distributions p(x|y) are domain-invariant. OSLS subsumes domain adaptation under label shift and Positive-Unlabeled (PU) learning. The learner's goals here are two-fold: (a) estimate the target label distribution, including the novel class; and (b) learn a target classifier. First, we establish necessary and sufficient conditions for identifying these quantities. Second, motivated by advances "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.13048","kind":"arxiv","version":2},"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/2207.13048/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":"2026-07-05T05:07:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7kQgyZw7ifiUGLI1Yg54J7jf8NGaDHwoaXMi83Bk69S9iVOKYLjOwhfEmxxx9+gXnyyCCh9eoheZaQnKuybiDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T00:02:46.598948Z"},"content_sha256":"ae259e3c35f828b63cf87def70ebccdee20678a1df28d7ddd33cb4e2d8ffd23e","schema_version":"1.0","event_id":"sha256:ae259e3c35f828b63cf87def70ebccdee20678a1df28d7ddd33cb4e2d8ffd23e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A7SLZ4Y5SMBOHJY564XW4J736V/bundle.json","state_url":"https://pith.science/pith/A7SLZ4Y5SMBOHJY564XW4J736V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A7SLZ4Y5SMBOHJY564XW4J736V/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":"2026-08-11T00:02:46Z","links":{"resolver":"https://pith.science/pith/A7SLZ4Y5SMBOHJY564XW4J736V","bundle":"https://pith.science/pith/A7SLZ4Y5SMBOHJY564XW4J736V/bundle.json","state":"https://pith.science/pith/A7SLZ4Y5SMBOHJY564XW4J736V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A7SLZ4Y5SMBOHJY564XW4J736V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:A7SLZ4Y5SMBOHJY564XW4J736V","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":"d34741c6cace34ba27cddc2cd8ca1d78edb8fba98a91c2f953cebf65ee70ecff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2022-07-26T17:09:48Z","title_canon_sha256":"85f489545a452fbe77ae1fada134d9ddc6dc16c968834aa821eae9ca7a16c733"},"schema_version":"1.0","source":{"id":"2207.13048","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.13048","created_at":"2026-07-05T05:07:01Z"},{"alias_kind":"arxiv_version","alias_value":"2207.13048v2","created_at":"2026-07-05T05:07:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.13048","created_at":"2026-07-05T05:07:01Z"},{"alias_kind":"pith_short_12","alias_value":"A7SLZ4Y5SMBO","created_at":"2026-07-05T05:07:01Z"},{"alias_kind":"pith_short_16","alias_value":"A7SLZ4Y5SMBOHJY5","created_at":"2026-07-05T05:07:01Z"},{"alias_kind":"pith_short_8","alias_value":"A7SLZ4Y5","created_at":"2026-07-05T05:07:01Z"}],"graph_snapshots":[{"event_id":"sha256:ae259e3c35f828b63cf87def70ebccdee20678a1df28d7ddd33cb4e2d8ffd23e","target":"graph","created_at":"2026-07-05T05:07:01Z","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/2207.13048/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We introduce the problem of domain adaptation under Open Set Label Shift (OSLS) where the label distribution can change arbitrarily and a new class may arrive during deployment, but the class-conditional distributions p(x|y) are domain-invariant. OSLS subsumes domain adaptation under label shift and Positive-Unlabeled (PU) learning. The learner's goals here are two-fold: (a) estimate the target label distribution, including the novel class; and (b) learn a target classifier. First, we establish necessary and sufficient conditions for identifying these quantities. Second, motivated by advances ","authors_text":"Saurabh Garg, Sivaraman Balakrishnan, Zachary C. Lipton","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2022-07-26T17:09:48Z","title":"Domain Adaptation under Open Set Label Shift"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.13048","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":"sha256:89737b83909d15313d3eb141719c7dbde1ea74ff5d24d3f000d9e15392f10f94","target":"record","created_at":"2026-07-05T05:07:01Z","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":"d34741c6cace34ba27cddc2cd8ca1d78edb8fba98a91c2f953cebf65ee70ecff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2022-07-26T17:09:48Z","title_canon_sha256":"85f489545a452fbe77ae1fada134d9ddc6dc16c968834aa821eae9ca7a16c733"},"schema_version":"1.0","source":{"id":"2207.13048","kind":"arxiv","version":2}},"canonical_sha256":"07e4bcf31d9302e3a71df72f6e27fbf57f63706c8bd4b52c86c9696facb481d3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"07e4bcf31d9302e3a71df72f6e27fbf57f63706c8bd4b52c86c9696facb481d3","first_computed_at":"2026-07-05T05:07:01.626929Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:07:01.626929Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JBCQb43tbQgCeg0gHMRm8l53GSvvW67umY0RK0V9rLYpqxMGtHIJPCCvNXuQEhJE7Y2SllvW4ap51MD0hvfhBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T05:07:01.627445Z","signed_message":"canonical_sha256_bytes"},"source_id":"2207.13048","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:89737b83909d15313d3eb141719c7dbde1ea74ff5d24d3f000d9e15392f10f94","sha256:ae259e3c35f828b63cf87def70ebccdee20678a1df28d7ddd33cb4e2d8ffd23e"],"state_sha256":"f1cbf3c3a5c71127018f303766966cdb46a795ba128188165fea9120b0028f18"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V4aRwd6e6VG5ZRt7Cq5lZ3iaI6yqKVG31lsb9DEK/zK23hkvKPfYQV8A7+dW2YTxSTHnU7rez4K0AAWr3YanCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T00:02:46.603245Z","bundle_sha256":"02b0f5e77dbd136c18823d39024f9b8dd0b0d86adba0da2e975daae453bf8e2f"}}