{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:DKL22SGJTYK7AWUCSPGBPQQAMT","short_pith_number":"pith:DKL22SGJ","canonical_record":{"source":{"id":"2308.03177","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-08-06T18:07:45Z","cross_cats_sorted":[],"title_canon_sha256":"b54a59180bef24f27caa4a6ecd29328a45340c1efb14ae731c5d5aaa42570da5","abstract_canon_sha256":"533576b73b160eee92cb2ab4dad85a6ca7143645e5ceaf2373161a05ee3a1e68"},"schema_version":"1.0"},"canonical_sha256":"1a97ad48c99e15f05a8293cc17c20064cad4f80c66f56f698eb8eb26cbf222e4","source":{"kind":"arxiv","id":"2308.03177","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2308.03177","created_at":"2026-07-05T06:39:07Z"},{"alias_kind":"arxiv_version","alias_value":"2308.03177v2","created_at":"2026-07-05T06:39:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2308.03177","created_at":"2026-07-05T06:39:07Z"},{"alias_kind":"pith_short_12","alias_value":"DKL22SGJTYK7","created_at":"2026-07-05T06:39:07Z"},{"alias_kind":"pith_short_16","alias_value":"DKL22SGJTYK7AWUC","created_at":"2026-07-05T06:39:07Z"},{"alias_kind":"pith_short_8","alias_value":"DKL22SGJ","created_at":"2026-07-05T06:39:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:DKL22SGJTYK7AWUCSPGBPQQAMT","target":"record","payload":{"canonical_record":{"source":{"id":"2308.03177","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-08-06T18:07:45Z","cross_cats_sorted":[],"title_canon_sha256":"b54a59180bef24f27caa4a6ecd29328a45340c1efb14ae731c5d5aaa42570da5","abstract_canon_sha256":"533576b73b160eee92cb2ab4dad85a6ca7143645e5ceaf2373161a05ee3a1e68"},"schema_version":"1.0"},"canonical_sha256":"1a97ad48c99e15f05a8293cc17c20064cad4f80c66f56f698eb8eb26cbf222e4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:39:07.437523Z","signature_b64":"JdKzUh0KaKtgrqvSRas86Roj3zyxDzwdqS0hHvJmJtYiHHbW95iNS8EqkZwNXpVA99rrrUWbetT5jtvuRtEwDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1a97ad48c99e15f05a8293cc17c20064cad4f80c66f56f698eb8eb26cbf222e4","last_reissued_at":"2026-07-05T06:39:07.437150Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:39:07.437150Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2308.03177","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":"2026-07-05T06:39:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ac/AGOd7Sgcnf1+wGlLKkHl7kdjFMttQuhKzU3mJHDnVJ6vBvth2g3VIXe4Tps5aWs5p3Ms/SP1dayqyHuEaAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T14:59:28.146114Z"},"content_sha256":"d4028988996e138fda6235d6c2d4d39bb4406c05c344f7e5ae858fec5682dd5d","schema_version":"1.0","event_id":"sha256:d4028988996e138fda6235d6c2d4d39bb4406c05c344f7e5ae858fec5682dd5d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:DKL22SGJTYK7AWUCSPGBPQQAMT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Boosting Few-shot 3D Point Cloud Segmentation via Query-Guided Enhancement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Guangming Lu, Wenjie Pei, Zhenhua Ning, Zhuotao Tian","submitted_at":"2023-08-06T18:07:45Z","abstract_excerpt":"Although extensive research has been conducted on 3D point cloud segmentation, effectively adapting generic models to novel categories remains a formidable challenge. This paper proposes a novel approach to improve point cloud few-shot segmentation (PC-FSS) models. Unlike existing PC-FSS methods that directly utilize categorical information from support prototypes to recognize novel classes in query samples, our method identifies two critical aspects that substantially enhance model performance by reducing contextual gaps between support prototypes and query features. Specifically, we (1) adap"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2308.03177","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/2308.03177/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":"2026-07-05T06:39:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m81GjUPitRyoc7pcTaxSbrzEeSToq43kfwfNtVuO8P78/syozLqJO1YDhiJ4LIOkJjV7XE0hYIY5oNeEqY4QBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T14:59:28.146695Z"},"content_sha256":"c4bf2ee5e3493f66534d7709774a6301be5335c74691985451e3e0d820904205","schema_version":"1.0","event_id":"sha256:c4bf2ee5e3493f66534d7709774a6301be5335c74691985451e3e0d820904205"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DKL22SGJTYK7AWUCSPGBPQQAMT/bundle.json","state_url":"https://pith.science/pith/DKL22SGJTYK7AWUCSPGBPQQAMT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DKL22SGJTYK7AWUCSPGBPQQAMT/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":"2026-08-03T14:59:28Z","links":{"resolver":"https://pith.science/pith/DKL22SGJTYK7AWUCSPGBPQQAMT","bundle":"https://pith.science/pith/DKL22SGJTYK7AWUCSPGBPQQAMT/bundle.json","state":"https://pith.science/pith/DKL22SGJTYK7AWUCSPGBPQQAMT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DKL22SGJTYK7AWUCSPGBPQQAMT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:DKL22SGJTYK7AWUCSPGBPQQAMT","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":"533576b73b160eee92cb2ab4dad85a6ca7143645e5ceaf2373161a05ee3a1e68","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-08-06T18:07:45Z","title_canon_sha256":"b54a59180bef24f27caa4a6ecd29328a45340c1efb14ae731c5d5aaa42570da5"},"schema_version":"1.0","source":{"id":"2308.03177","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2308.03177","created_at":"2026-07-05T06:39:07Z"},{"alias_kind":"arxiv_version","alias_value":"2308.03177v2","created_at":"2026-07-05T06:39:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2308.03177","created_at":"2026-07-05T06:39:07Z"},{"alias_kind":"pith_short_12","alias_value":"DKL22SGJTYK7","created_at":"2026-07-05T06:39:07Z"},{"alias_kind":"pith_short_16","alias_value":"DKL22SGJTYK7AWUC","created_at":"2026-07-05T06:39:07Z"},{"alias_kind":"pith_short_8","alias_value":"DKL22SGJ","created_at":"2026-07-05T06:39:07Z"}],"graph_snapshots":[{"event_id":"sha256:c4bf2ee5e3493f66534d7709774a6301be5335c74691985451e3e0d820904205","target":"graph","created_at":"2026-07-05T06:39:07Z","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/2308.03177/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Although extensive research has been conducted on 3D point cloud segmentation, effectively adapting generic models to novel categories remains a formidable challenge. This paper proposes a novel approach to improve point cloud few-shot segmentation (PC-FSS) models. Unlike existing PC-FSS methods that directly utilize categorical information from support prototypes to recognize novel classes in query samples, our method identifies two critical aspects that substantially enhance model performance by reducing contextual gaps between support prototypes and query features. Specifically, we (1) adap","authors_text":"Guangming Lu, Wenjie Pei, Zhenhua Ning, Zhuotao Tian","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-08-06T18:07:45Z","title":"Boosting Few-shot 3D Point Cloud Segmentation via Query-Guided Enhancement"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2308.03177","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:d4028988996e138fda6235d6c2d4d39bb4406c05c344f7e5ae858fec5682dd5d","target":"record","created_at":"2026-07-05T06:39:07Z","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":"533576b73b160eee92cb2ab4dad85a6ca7143645e5ceaf2373161a05ee3a1e68","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-08-06T18:07:45Z","title_canon_sha256":"b54a59180bef24f27caa4a6ecd29328a45340c1efb14ae731c5d5aaa42570da5"},"schema_version":"1.0","source":{"id":"2308.03177","kind":"arxiv","version":2}},"canonical_sha256":"1a97ad48c99e15f05a8293cc17c20064cad4f80c66f56f698eb8eb26cbf222e4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1a97ad48c99e15f05a8293cc17c20064cad4f80c66f56f698eb8eb26cbf222e4","first_computed_at":"2026-07-05T06:39:07.437150Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:39:07.437150Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JdKzUh0KaKtgrqvSRas86Roj3zyxDzwdqS0hHvJmJtYiHHbW95iNS8EqkZwNXpVA99rrrUWbetT5jtvuRtEwDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:39:07.437523Z","signed_message":"canonical_sha256_bytes"},"source_id":"2308.03177","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d4028988996e138fda6235d6c2d4d39bb4406c05c344f7e5ae858fec5682dd5d","sha256:c4bf2ee5e3493f66534d7709774a6301be5335c74691985451e3e0d820904205"],"state_sha256":"992fb83093bd7727a145dfaebc3f214f2d6d5fee423ca364bfcb841928633fce"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sPSd6djCNwkYSurGRkYWHucRsnhcP+LML0T8w5SaxYHXgBE9D41qpBfvP+0FhnCWVeCVebH8uwcs9csIGRDYDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T14:59:28.150618Z","bundle_sha256":"64236a5acda9a2212ddb4cffcdcfb4047cb9d5ce0d9b417d5f247dc1f29f490f"}}