{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:LW52AXUJJAJ3ARRNW3RLZ3JLWI","short_pith_number":"pith:LW52AXUJ","canonical_record":{"source":{"id":"2607.09008","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-10T00:24:41Z","cross_cats_sorted":[],"title_canon_sha256":"904360bb76fd4c46856287b37e64cc74b00c83ac2aed06949d7d68d6a82beff7","abstract_canon_sha256":"0787ee5959ccd45b736ec04862678a336afb007c60ebba088b9df4bf8e6dbc4a"},"schema_version":"1.0"},"canonical_sha256":"5dbba05e894813b0462db6e2bced2bb202e8d066c72c05b380773b21b0897073","source":{"kind":"arxiv","id":"2607.09008","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.09008","created_at":"2026-07-13T00:17:34Z"},{"alias_kind":"arxiv_version","alias_value":"2607.09008v1","created_at":"2026-07-13T00:17:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.09008","created_at":"2026-07-13T00:17:34Z"},{"alias_kind":"pith_short_12","alias_value":"LW52AXUJJAJ3","created_at":"2026-07-13T00:17:34Z"},{"alias_kind":"pith_short_16","alias_value":"LW52AXUJJAJ3ARRN","created_at":"2026-07-13T00:17:34Z"},{"alias_kind":"pith_short_8","alias_value":"LW52AXUJ","created_at":"2026-07-13T00:17:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:LW52AXUJJAJ3ARRNW3RLZ3JLWI","target":"record","payload":{"canonical_record":{"source":{"id":"2607.09008","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-10T00:24:41Z","cross_cats_sorted":[],"title_canon_sha256":"904360bb76fd4c46856287b37e64cc74b00c83ac2aed06949d7d68d6a82beff7","abstract_canon_sha256":"0787ee5959ccd45b736ec04862678a336afb007c60ebba088b9df4bf8e6dbc4a"},"schema_version":"1.0"},"canonical_sha256":"5dbba05e894813b0462db6e2bced2bb202e8d066c72c05b380773b21b0897073","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-13T00:17:34.063448Z","signature_b64":"z22RCmf27mQlSYmIW4ONUGHECkGE8ziCc0CA8NVn0viWEWMlYyuoilNj+cXloXC2GXSMcjIF4SmavuzVPMu0AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5dbba05e894813b0462db6e2bced2bb202e8d066c72c05b380773b21b0897073","last_reissued_at":"2026-07-13T00:17:34.062411Z","signature_status":"signed_v1","first_computed_at":"2026-07-13T00:17:34.062411Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.09008","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":"2026-07-13T00:17:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PLKDIqnMRGJRaGKqZkmBwCmtsXTsUb+iYG03/j7MN4MphWAFfNbVhtghNBPt2Set8DBF4IhBqvq0u6YlQDTAAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T07:16:11.775198Z"},"content_sha256":"0b96c858d0dd59d0948028c2b44eeba7e903bb91b0c1daab594897d8b32eaeb6","schema_version":"1.0","event_id":"sha256:0b96c858d0dd59d0948028c2b44eeba7e903bb91b0c1daab594897d8b32eaeb6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:LW52AXUJJAJ3ARRNW3RLZ3JLWI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"C-GAP: Class-Aware and Online Prompting Improves Vision-Language Models on Imbalanced Classes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Arash Jahangiri, Francis Fernandez, Salimeh Sekeh","submitted_at":"2026-07-10T00:24:41Z","abstract_excerpt":"Safety-critical perception systems must reliably detect rare object classes within small label spaces, a setting that long-tailed detection methods, designed for hundreds of classes with dense annotation, fundamentally do not address. Open-vocabulary detectors offer a promising alternative, as they use natural language queries at inference time, making prompt quality a first-class lever for detection performance. We exploit this property to address class imbalance: rather than retraining models or collecting additional annotations, we ask whether iteratively refining the language prompts, fed "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.09008","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/2607.09008/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":"2026-07-13T00:17:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"76kxDou1awEuDA0ettRjI7V1mnAhU5dOQCrylc4brq6GbGq79It+d/jikuU4Vf9ys+A1E/rv7Ui04+4N3Ct7AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T07:16:11.775621Z"},"content_sha256":"4dfeda345a4a8896118f2715cb054996e188a4ef2a1c873827c5126f796a0955","schema_version":"1.0","event_id":"sha256:4dfeda345a4a8896118f2715cb054996e188a4ef2a1c873827c5126f796a0955"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LW52AXUJJAJ3ARRNW3RLZ3JLWI/bundle.json","state_url":"https://pith.science/pith/LW52AXUJJAJ3ARRNW3RLZ3JLWI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LW52AXUJJAJ3ARRNW3RLZ3JLWI/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":"2026-08-07T07:16:11Z","links":{"resolver":"https://pith.science/pith/LW52AXUJJAJ3ARRNW3RLZ3JLWI","bundle":"https://pith.science/pith/LW52AXUJJAJ3ARRNW3RLZ3JLWI/bundle.json","state":"https://pith.science/pith/LW52AXUJJAJ3ARRNW3RLZ3JLWI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LW52AXUJJAJ3ARRNW3RLZ3JLWI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:LW52AXUJJAJ3ARRNW3RLZ3JLWI","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":"0787ee5959ccd45b736ec04862678a336afb007c60ebba088b9df4bf8e6dbc4a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-10T00:24:41Z","title_canon_sha256":"904360bb76fd4c46856287b37e64cc74b00c83ac2aed06949d7d68d6a82beff7"},"schema_version":"1.0","source":{"id":"2607.09008","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.09008","created_at":"2026-07-13T00:17:34Z"},{"alias_kind":"arxiv_version","alias_value":"2607.09008v1","created_at":"2026-07-13T00:17:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.09008","created_at":"2026-07-13T00:17:34Z"},{"alias_kind":"pith_short_12","alias_value":"LW52AXUJJAJ3","created_at":"2026-07-13T00:17:34Z"},{"alias_kind":"pith_short_16","alias_value":"LW52AXUJJAJ3ARRN","created_at":"2026-07-13T00:17:34Z"},{"alias_kind":"pith_short_8","alias_value":"LW52AXUJ","created_at":"2026-07-13T00:17:34Z"}],"graph_snapshots":[{"event_id":"sha256:4dfeda345a4a8896118f2715cb054996e188a4ef2a1c873827c5126f796a0955","target":"graph","created_at":"2026-07-13T00:17:34Z","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/2607.09008/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Safety-critical perception systems must reliably detect rare object classes within small label spaces, a setting that long-tailed detection methods, designed for hundreds of classes with dense annotation, fundamentally do not address. Open-vocabulary detectors offer a promising alternative, as they use natural language queries at inference time, making prompt quality a first-class lever for detection performance. We exploit this property to address class imbalance: rather than retraining models or collecting additional annotations, we ask whether iteratively refining the language prompts, fed ","authors_text":"Arash Jahangiri, Francis Fernandez, Salimeh Sekeh","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-10T00:24:41Z","title":"C-GAP: Class-Aware and Online Prompting Improves Vision-Language Models on Imbalanced Classes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.09008","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":"sha256:0b96c858d0dd59d0948028c2b44eeba7e903bb91b0c1daab594897d8b32eaeb6","target":"record","created_at":"2026-07-13T00:17:34Z","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":"0787ee5959ccd45b736ec04862678a336afb007c60ebba088b9df4bf8e6dbc4a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-10T00:24:41Z","title_canon_sha256":"904360bb76fd4c46856287b37e64cc74b00c83ac2aed06949d7d68d6a82beff7"},"schema_version":"1.0","source":{"id":"2607.09008","kind":"arxiv","version":1}},"canonical_sha256":"5dbba05e894813b0462db6e2bced2bb202e8d066c72c05b380773b21b0897073","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5dbba05e894813b0462db6e2bced2bb202e8d066c72c05b380773b21b0897073","first_computed_at":"2026-07-13T00:17:34.062411Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-13T00:17:34.062411Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z22RCmf27mQlSYmIW4ONUGHECkGE8ziCc0CA8NVn0viWEWMlYyuoilNj+cXloXC2GXSMcjIF4SmavuzVPMu0AQ==","signature_status":"signed_v1","signed_at":"2026-07-13T00:17:34.063448Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.09008","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0b96c858d0dd59d0948028c2b44eeba7e903bb91b0c1daab594897d8b32eaeb6","sha256:4dfeda345a4a8896118f2715cb054996e188a4ef2a1c873827c5126f796a0955"],"state_sha256":"03af7fcd98370298227e363f3ad006b117bc7755e30ab9fd7bd5954aa96ef054"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I9VVpa+tj/2GxvZSE9dqNPA3g/VBtcu62xJ4VZC/vBzywSk1l2vD0mSFWzXhNFGgIVedx4pwCOccqdhhbT0oBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T07:16:11.778368Z","bundle_sha256":"1a24b6114fdeaea2854087e51cfff0cc56d34ec8010c6f496a49f6a91b14e9a4"}}