{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:KMVGPGCJNC3W7RRKKHFNAAXTSK","short_pith_number":"pith:KMVGPGCJ","canonical_record":{"source":{"id":"2605.26729","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-26T09:05:47Z","cross_cats_sorted":[],"title_canon_sha256":"cef4c0ec7c7068958795f33693571b0b66d250f389aeecfb99629b90f83fe2bc","abstract_canon_sha256":"81902d0d20627e32cb0d1f8310a08225e98b92a042f3a1270079ce70e76b7789"},"schema_version":"1.0"},"canonical_sha256":"532a67984968b76fc62a51cad002f392b45f0596e8a1212600e7e4fdd9d5d11f","source":{"kind":"arxiv","id":"2605.26729","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.26729","created_at":"2026-05-27T01:06:09Z"},{"alias_kind":"arxiv_version","alias_value":"2605.26729v1","created_at":"2026-05-27T01:06:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.26729","created_at":"2026-05-27T01:06:09Z"},{"alias_kind":"pith_short_12","alias_value":"KMVGPGCJNC3W","created_at":"2026-05-27T01:06:09Z"},{"alias_kind":"pith_short_16","alias_value":"KMVGPGCJNC3W7RRK","created_at":"2026-05-27T01:06:09Z"},{"alias_kind":"pith_short_8","alias_value":"KMVGPGCJ","created_at":"2026-05-27T01:06:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:KMVGPGCJNC3W7RRKKHFNAAXTSK","target":"record","payload":{"canonical_record":{"source":{"id":"2605.26729","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-26T09:05:47Z","cross_cats_sorted":[],"title_canon_sha256":"cef4c0ec7c7068958795f33693571b0b66d250f389aeecfb99629b90f83fe2bc","abstract_canon_sha256":"81902d0d20627e32cb0d1f8310a08225e98b92a042f3a1270079ce70e76b7789"},"schema_version":"1.0"},"canonical_sha256":"532a67984968b76fc62a51cad002f392b45f0596e8a1212600e7e4fdd9d5d11f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-27T01:06:09.642092Z","signature_b64":"ralRPkIJZZbUEJrkxvTOGw+JdTZkQiuzqa0BGoeJ+OejQzZnhCJ+O/hXPkHgHepFhkpoenghrLE0HWcXUxtsBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"532a67984968b76fc62a51cad002f392b45f0596e8a1212600e7e4fdd9d5d11f","last_reissued_at":"2026-05-27T01:06:09.641487Z","signature_status":"signed_v1","first_computed_at":"2026-05-27T01:06:09.641487Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.26729","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":"2026-05-27T01:06:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dhqs5luYWANPrxbu8GDXI+9QF7PcYgm2IUkliTKTEoT9e+5rYZn2E0VaJJgKzhXXbNRc1oqdTwB4vId6NoNfCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T17:26:10.868765Z"},"content_sha256":"ea3b92d167566865ac6e7027249f58a45df5a1dbc339d15884ce386fb68b6853","schema_version":"1.0","event_id":"sha256:ea3b92d167566865ac6e7027249f58a45df5a1dbc339d15884ce386fb68b6853"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:KMVGPGCJNC3W7RRKKHFNAAXTSK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Learning Reference-Guided Exposure Correction with Hybrid Illumination Characteristics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Hao Ren, Hui Cheng, Zetong Bi, Zhaoliang Wan","submitted_at":"2026-05-26T09:05:47Z","abstract_excerpt":"We present HICNet, a reference-guided exposure correction framework. A lightweight, content-agnostic encoder distills each image into a compact illumination embedding capturing regional brightness, edge contrast, and higher-order luminance moments. The embedding difference between a source and its reference drives a multi-scale modulation network that combines FiLM-based global adjustment with Photometric Channel Rebalancing for fine-grained, illumination-aware spectral gating, producing exposure-matched outputs while faithfully preserving scene details. A cross-batch contrastive loss orders t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.26729","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/2605.26729/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":"2026-05-27T01:06:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DmnKozkmIGyyCh2mj67pizb67DbHscnY82mZvj1rwca2jbzumbx63kkp3GYr5MNdlOYqsCTp4axBVd+kX066Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T17:26:10.869577Z"},"content_sha256":"6381949eb79ff84085fecd49c7b5dc490462d132f4bc5be13612c8ec22419f4c","schema_version":"1.0","event_id":"sha256:6381949eb79ff84085fecd49c7b5dc490462d132f4bc5be13612c8ec22419f4c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KMVGPGCJNC3W7RRKKHFNAAXTSK/bundle.json","state_url":"https://pith.science/pith/KMVGPGCJNC3W7RRKKHFNAAXTSK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KMVGPGCJNC3W7RRKKHFNAAXTSK/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":"2026-05-31T17:26:10Z","links":{"resolver":"https://pith.science/pith/KMVGPGCJNC3W7RRKKHFNAAXTSK","bundle":"https://pith.science/pith/KMVGPGCJNC3W7RRKKHFNAAXTSK/bundle.json","state":"https://pith.science/pith/KMVGPGCJNC3W7RRKKHFNAAXTSK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KMVGPGCJNC3W7RRKKHFNAAXTSK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:KMVGPGCJNC3W7RRKKHFNAAXTSK","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":"81902d0d20627e32cb0d1f8310a08225e98b92a042f3a1270079ce70e76b7789","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-26T09:05:47Z","title_canon_sha256":"cef4c0ec7c7068958795f33693571b0b66d250f389aeecfb99629b90f83fe2bc"},"schema_version":"1.0","source":{"id":"2605.26729","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.26729","created_at":"2026-05-27T01:06:09Z"},{"alias_kind":"arxiv_version","alias_value":"2605.26729v1","created_at":"2026-05-27T01:06:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.26729","created_at":"2026-05-27T01:06:09Z"},{"alias_kind":"pith_short_12","alias_value":"KMVGPGCJNC3W","created_at":"2026-05-27T01:06:09Z"},{"alias_kind":"pith_short_16","alias_value":"KMVGPGCJNC3W7RRK","created_at":"2026-05-27T01:06:09Z"},{"alias_kind":"pith_short_8","alias_value":"KMVGPGCJ","created_at":"2026-05-27T01:06:09Z"}],"graph_snapshots":[{"event_id":"sha256:6381949eb79ff84085fecd49c7b5dc490462d132f4bc5be13612c8ec22419f4c","target":"graph","created_at":"2026-05-27T01:06:09Z","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/2605.26729/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present HICNet, a reference-guided exposure correction framework. A lightweight, content-agnostic encoder distills each image into a compact illumination embedding capturing regional brightness, edge contrast, and higher-order luminance moments. The embedding difference between a source and its reference drives a multi-scale modulation network that combines FiLM-based global adjustment with Photometric Channel Rebalancing for fine-grained, illumination-aware spectral gating, producing exposure-matched outputs while faithfully preserving scene details. A cross-batch contrastive loss orders t","authors_text":"Hao Ren, Hui Cheng, Zetong Bi, Zhaoliang Wan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-26T09:05:47Z","title":"Learning Reference-Guided Exposure Correction with Hybrid Illumination Characteristics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.26729","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:ea3b92d167566865ac6e7027249f58a45df5a1dbc339d15884ce386fb68b6853","target":"record","created_at":"2026-05-27T01:06:09Z","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":"81902d0d20627e32cb0d1f8310a08225e98b92a042f3a1270079ce70e76b7789","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-26T09:05:47Z","title_canon_sha256":"cef4c0ec7c7068958795f33693571b0b66d250f389aeecfb99629b90f83fe2bc"},"schema_version":"1.0","source":{"id":"2605.26729","kind":"arxiv","version":1}},"canonical_sha256":"532a67984968b76fc62a51cad002f392b45f0596e8a1212600e7e4fdd9d5d11f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"532a67984968b76fc62a51cad002f392b45f0596e8a1212600e7e4fdd9d5d11f","first_computed_at":"2026-05-27T01:06:09.641487Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-27T01:06:09.641487Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ralRPkIJZZbUEJrkxvTOGw+JdTZkQiuzqa0BGoeJ+OejQzZnhCJ+O/hXPkHgHepFhkpoenghrLE0HWcXUxtsBQ==","signature_status":"signed_v1","signed_at":"2026-05-27T01:06:09.642092Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.26729","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ea3b92d167566865ac6e7027249f58a45df5a1dbc339d15884ce386fb68b6853","sha256:6381949eb79ff84085fecd49c7b5dc490462d132f4bc5be13612c8ec22419f4c"],"state_sha256":"89c5baec63192cf46cc28172df0f76dae4ad9bb986cb29291c896709d0dc91fc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tDKztXp4+qyl0kmJ6Kqc4gEMPN+0U/M5ITTG7/o8ccqLZe3NH+tXBc4BEAnFA5qM6zzyvpvvZGQ/cw0xgRI2Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T17:26:10.873684Z","bundle_sha256":"2b9006a6c5ffc5efab1a808ea1024cb28471d182e328469a85fb2c159406bb25"}}