{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:2RS4E2RGBM5FB2BMOMRGSZ6BE2","short_pith_number":"pith:2RS4E2RG","canonical_record":{"source":{"id":"1810.09706","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-10-23T07:53:30Z","cross_cats_sorted":[],"title_canon_sha256":"4c424766236db9778f6fd70a35044a677eecaf16dc07b196dbd5273e6ec74f63","abstract_canon_sha256":"b1051f427c6d82293450c07a57c252d7f3067cde49e9b48201e44c3d4147d63c"},"schema_version":"1.0"},"canonical_sha256":"d465c26a260b3a50e82c73226967c126897a83adb9588d82509224cb35d6c676","source":{"kind":"arxiv","id":"1810.09706","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.09706","created_at":"2026-05-18T00:02:29Z"},{"alias_kind":"arxiv_version","alias_value":"1810.09706v1","created_at":"2026-05-18T00:02:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.09706","created_at":"2026-05-18T00:02:29Z"},{"alias_kind":"pith_short_12","alias_value":"2RS4E2RGBM5F","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2RS4E2RGBM5FB2BM","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2RS4E2RG","created_at":"2026-05-18T12:32:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:2RS4E2RGBM5FB2BMOMRGSZ6BE2","target":"record","payload":{"canonical_record":{"source":{"id":"1810.09706","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-10-23T07:53:30Z","cross_cats_sorted":[],"title_canon_sha256":"4c424766236db9778f6fd70a35044a677eecaf16dc07b196dbd5273e6ec74f63","abstract_canon_sha256":"b1051f427c6d82293450c07a57c252d7f3067cde49e9b48201e44c3d4147d63c"},"schema_version":"1.0"},"canonical_sha256":"d465c26a260b3a50e82c73226967c126897a83adb9588d82509224cb35d6c676","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:29.711365Z","signature_b64":"lxlouS98IvQygYpbJdm+yQ8Ka6BwIwb3R1NcDPcAcDlU3eRQFkSnTmbjUiZ8zWcnJjiOxES4dWvMia6CvLOVBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d465c26a260b3a50e82c73226967c126897a83adb9588d82509224cb35d6c676","last_reissued_at":"2026-05-18T00:02:29.710727Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:29.710727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.09706","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":"2026-05-18T00:02:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z9IRlvdGGwOyozZYrNgMGYitHNSBoY4SObZx7rOLAdIslrzDCvRyNFCiBlCxDiB2y1CY0Qy6hvDbcZGhiki9Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:59:34.519146Z"},"content_sha256":"55cecba401370ec4115a985ae8e5cddec4b0f0cc5d903cd87c7875d036bc3775","schema_version":"1.0","event_id":"sha256:55cecba401370ec4115a985ae8e5cddec4b0f0cc5d903cd87c7875d036bc3775"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:2RS4E2RGBM5FB2BMOMRGSZ6BE2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Consistency-aware Shading Orders Selective Fusion for Intrinsic Image Decomposition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Ang Li, Badong Chen, Nanning Zheng, Yuanliu Liu, Zejian Yuan","submitted_at":"2018-10-23T07:53:30Z","abstract_excerpt":"We address the problem of decomposing a single image into reflectance and shading. The difficulty comes from the fact that the components of image---the surface albedo, the direct illumination, and the ambient illumination---are coupled heavily in observed image. We propose to infer the shading by ordering pixels by their relative brightness, without knowing the absolute values of the image components beforehand. The pairwise shading orders are estimated in two ways: brightness order and low-order fittings of local shading field. The brightness order is a non-local measure, which can be applie"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.09706","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":""},"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":"2026-05-18T00:02:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xFH07T8ABgPHDEDkU7qbgx/cNOHswpM88hzjhgtzBgUX4yA9XIzQf7r6TnNSVoM+nwWt/EGyWIcR7ubU+iu5AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:59:34.519627Z"},"content_sha256":"4235f5d9c583b92c7e60d5ec0ff48791f3840e1dbed492ef7d29d5a5928078d4","schema_version":"1.0","event_id":"sha256:4235f5d9c583b92c7e60d5ec0ff48791f3840e1dbed492ef7d29d5a5928078d4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2RS4E2RGBM5FB2BMOMRGSZ6BE2/bundle.json","state_url":"https://pith.science/pith/2RS4E2RGBM5FB2BMOMRGSZ6BE2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2RS4E2RGBM5FB2BMOMRGSZ6BE2/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":"2026-05-26T22:59:34Z","links":{"resolver":"https://pith.science/pith/2RS4E2RGBM5FB2BMOMRGSZ6BE2","bundle":"https://pith.science/pith/2RS4E2RGBM5FB2BMOMRGSZ6BE2/bundle.json","state":"https://pith.science/pith/2RS4E2RGBM5FB2BMOMRGSZ6BE2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2RS4E2RGBM5FB2BMOMRGSZ6BE2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:2RS4E2RGBM5FB2BMOMRGSZ6BE2","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":"b1051f427c6d82293450c07a57c252d7f3067cde49e9b48201e44c3d4147d63c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-10-23T07:53:30Z","title_canon_sha256":"4c424766236db9778f6fd70a35044a677eecaf16dc07b196dbd5273e6ec74f63"},"schema_version":"1.0","source":{"id":"1810.09706","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.09706","created_at":"2026-05-18T00:02:29Z"},{"alias_kind":"arxiv_version","alias_value":"1810.09706v1","created_at":"2026-05-18T00:02:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.09706","created_at":"2026-05-18T00:02:29Z"},{"alias_kind":"pith_short_12","alias_value":"2RS4E2RGBM5F","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2RS4E2RGBM5FB2BM","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2RS4E2RG","created_at":"2026-05-18T12:32:02Z"}],"graph_snapshots":[{"event_id":"sha256:4235f5d9c583b92c7e60d5ec0ff48791f3840e1dbed492ef7d29d5a5928078d4","target":"graph","created_at":"2026-05-18T00:02:29Z","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"},"paper":{"abstract_excerpt":"We address the problem of decomposing a single image into reflectance and shading. The difficulty comes from the fact that the components of image---the surface albedo, the direct illumination, and the ambient illumination---are coupled heavily in observed image. We propose to infer the shading by ordering pixels by their relative brightness, without knowing the absolute values of the image components beforehand. The pairwise shading orders are estimated in two ways: brightness order and low-order fittings of local shading field. The brightness order is a non-local measure, which can be applie","authors_text":"Ang Li, Badong Chen, Nanning Zheng, Yuanliu Liu, Zejian Yuan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-10-23T07:53:30Z","title":"Consistency-aware Shading Orders Selective Fusion for Intrinsic Image Decomposition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.09706","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":"sha256:55cecba401370ec4115a985ae8e5cddec4b0f0cc5d903cd87c7875d036bc3775","target":"record","created_at":"2026-05-18T00:02:29Z","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":"b1051f427c6d82293450c07a57c252d7f3067cde49e9b48201e44c3d4147d63c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-10-23T07:53:30Z","title_canon_sha256":"4c424766236db9778f6fd70a35044a677eecaf16dc07b196dbd5273e6ec74f63"},"schema_version":"1.0","source":{"id":"1810.09706","kind":"arxiv","version":1}},"canonical_sha256":"d465c26a260b3a50e82c73226967c126897a83adb9588d82509224cb35d6c676","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d465c26a260b3a50e82c73226967c126897a83adb9588d82509224cb35d6c676","first_computed_at":"2026-05-18T00:02:29.710727Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:02:29.710727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lxlouS98IvQygYpbJdm+yQ8Ka6BwIwb3R1NcDPcAcDlU3eRQFkSnTmbjUiZ8zWcnJjiOxES4dWvMia6CvLOVBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:02:29.711365Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.09706","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:55cecba401370ec4115a985ae8e5cddec4b0f0cc5d903cd87c7875d036bc3775","sha256:4235f5d9c583b92c7e60d5ec0ff48791f3840e1dbed492ef7d29d5a5928078d4"],"state_sha256":"1d13cebae06c0d1b36a7b4496754b9524ce67041502dd40b503947205476410e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zk91tdZfrmNAaCvEHrcEKNbAsh1xfydHWOrdh6HCzhlRKGnXYW8Y8OtCcGXmKMfDlu2Z+pKLeAU86kvKuhO1Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T22:59:34.522762Z","bundle_sha256":"b6385b48efa4b4a23cb3b16f3ba9c7c1bc8d095d2eadbf03efb38c39667ef9cf"}}