{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:CE4HWAQVDPTP2ZEGYZX4SMUXPD","short_pith_number":"pith:CE4HWAQV","canonical_record":{"source":{"id":"2512.14140","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-12-16T06:50:44Z","cross_cats_sorted":[],"title_canon_sha256":"8c279b70dc5f1179d83c9a56b09d64c1a3925630721bbb06d5511112a0abc328","abstract_canon_sha256":"709ad3fde0affed482e91e32db45e3985f66855f08ac8b4f895b88c5977ea802"},"schema_version":"1.0"},"canonical_sha256":"11387b02151be6fd6486c66fc9329778fa6a3736a2367628aa801ed82a96a329","source":{"kind":"arxiv","id":"2512.14140","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2512.14140","created_at":"2026-05-27T01:04:53Z"},{"alias_kind":"arxiv_version","alias_value":"2512.14140v2","created_at":"2026-05-27T01:04:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2512.14140","created_at":"2026-05-27T01:04:53Z"},{"alias_kind":"pith_short_12","alias_value":"CE4HWAQVDPTP","created_at":"2026-05-27T01:04:53Z"},{"alias_kind":"pith_short_16","alias_value":"CE4HWAQVDPTP2ZEG","created_at":"2026-05-27T01:04:53Z"},{"alias_kind":"pith_short_8","alias_value":"CE4HWAQV","created_at":"2026-05-27T01:04:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:CE4HWAQVDPTP2ZEGYZX4SMUXPD","target":"record","payload":{"canonical_record":{"source":{"id":"2512.14140","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-12-16T06:50:44Z","cross_cats_sorted":[],"title_canon_sha256":"8c279b70dc5f1179d83c9a56b09d64c1a3925630721bbb06d5511112a0abc328","abstract_canon_sha256":"709ad3fde0affed482e91e32db45e3985f66855f08ac8b4f895b88c5977ea802"},"schema_version":"1.0"},"canonical_sha256":"11387b02151be6fd6486c66fc9329778fa6a3736a2367628aa801ed82a96a329","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-27T01:04:53.787134Z","signature_b64":"UaHvFPULj5zY+zXBWnfaFhKKk/FDhxs8ZFGg5V88fxu86fdiulE+Ox03OFlJKNjkXexPOgPI8/g2C7t7Y1j2CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11387b02151be6fd6486c66fc9329778fa6a3736a2367628aa801ed82a96a329","last_reissued_at":"2026-05-27T01:04:53.786616Z","signature_status":"signed_v1","first_computed_at":"2026-05-27T01:04:53.786616Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2512.14140","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":"2026-05-27T01:04:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JsLjWuZ1ojNwuEgMMoE1HaH6UlU4yzJrrFRb4zJpt34inAHKlbe/zkfWwOdKYOwMBmZBbf/5Qu4YMI+DBRhXBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T12:37:34.409501Z"},"content_sha256":"3cc193d94eecad197419acc140199a9788791ba94c9c877c87b7b0b027b8db27","schema_version":"1.0","event_id":"sha256:3cc193d94eecad197419acc140199a9788791ba94c9c877c87b7b0b027b8db27"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:CE4HWAQVDPTP2ZEGYZX4SMUXPD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SketchAssist: A Practical Assistant for Semantic Edits and Precise Local Redrawing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Cong Xie, Han Zou, Jie Huang, Ruiqi Yu, Yan Zhang, Zhenpeng Zhan","submitted_at":"2025-12-16T06:50:44Z","abstract_excerpt":"Sketch editing requires jointly handling high-level semantic changes and precise local redrawing, a combination that is particularly challenging for sparse, style-sensitive line art. Unlike natural images, sketches rely on minimal visual cues, making it difficult for existing methods to reconcile global semantic modifications with fine-grained structural control while preserving overall coherence. We present SketchAssist, an interactive sketch assistant that unifies instruction-guided editing with line-guided region redrawing, enabling efficient and controllable sketch manipulation while prese"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2512.14140","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/2512.14140/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":"2026-05-27T01:04:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LKKXvl3lpl39VAjZgPu4E+SusKjhEUqr/lEaupDkCJNrXtMoN2DbC2P+aaw72VBJXjQS9GbsQX+RjB8D88DkBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T12:37:34.410216Z"},"content_sha256":"ed0095368b9ba1ca382aa3dc71c24131536005e49f4a1f531546d62bb5fddc5f","schema_version":"1.0","event_id":"sha256:ed0095368b9ba1ca382aa3dc71c24131536005e49f4a1f531546d62bb5fddc5f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CE4HWAQVDPTP2ZEGYZX4SMUXPD/bundle.json","state_url":"https://pith.science/pith/CE4HWAQVDPTP2ZEGYZX4SMUXPD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CE4HWAQVDPTP2ZEGYZX4SMUXPD/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":"2026-06-07T12:37:34Z","links":{"resolver":"https://pith.science/pith/CE4HWAQVDPTP2ZEGYZX4SMUXPD","bundle":"https://pith.science/pith/CE4HWAQVDPTP2ZEGYZX4SMUXPD/bundle.json","state":"https://pith.science/pith/CE4HWAQVDPTP2ZEGYZX4SMUXPD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CE4HWAQVDPTP2ZEGYZX4SMUXPD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:CE4HWAQVDPTP2ZEGYZX4SMUXPD","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":"709ad3fde0affed482e91e32db45e3985f66855f08ac8b4f895b88c5977ea802","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-12-16T06:50:44Z","title_canon_sha256":"8c279b70dc5f1179d83c9a56b09d64c1a3925630721bbb06d5511112a0abc328"},"schema_version":"1.0","source":{"id":"2512.14140","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2512.14140","created_at":"2026-05-27T01:04:53Z"},{"alias_kind":"arxiv_version","alias_value":"2512.14140v2","created_at":"2026-05-27T01:04:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2512.14140","created_at":"2026-05-27T01:04:53Z"},{"alias_kind":"pith_short_12","alias_value":"CE4HWAQVDPTP","created_at":"2026-05-27T01:04:53Z"},{"alias_kind":"pith_short_16","alias_value":"CE4HWAQVDPTP2ZEG","created_at":"2026-05-27T01:04:53Z"},{"alias_kind":"pith_short_8","alias_value":"CE4HWAQV","created_at":"2026-05-27T01:04:53Z"}],"graph_snapshots":[{"event_id":"sha256:ed0095368b9ba1ca382aa3dc71c24131536005e49f4a1f531546d62bb5fddc5f","target":"graph","created_at":"2026-05-27T01:04:53Z","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/2512.14140/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Sketch editing requires jointly handling high-level semantic changes and precise local redrawing, a combination that is particularly challenging for sparse, style-sensitive line art. Unlike natural images, sketches rely on minimal visual cues, making it difficult for existing methods to reconcile global semantic modifications with fine-grained structural control while preserving overall coherence. We present SketchAssist, an interactive sketch assistant that unifies instruction-guided editing with line-guided region redrawing, enabling efficient and controllable sketch manipulation while prese","authors_text":"Cong Xie, Han Zou, Jie Huang, Ruiqi Yu, Yan Zhang, Zhenpeng Zhan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-12-16T06:50:44Z","title":"SketchAssist: A Practical Assistant for Semantic Edits and Precise Local Redrawing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2512.14140","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":"sha256:3cc193d94eecad197419acc140199a9788791ba94c9c877c87b7b0b027b8db27","target":"record","created_at":"2026-05-27T01:04:53Z","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":"709ad3fde0affed482e91e32db45e3985f66855f08ac8b4f895b88c5977ea802","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-12-16T06:50:44Z","title_canon_sha256":"8c279b70dc5f1179d83c9a56b09d64c1a3925630721bbb06d5511112a0abc328"},"schema_version":"1.0","source":{"id":"2512.14140","kind":"arxiv","version":2}},"canonical_sha256":"11387b02151be6fd6486c66fc9329778fa6a3736a2367628aa801ed82a96a329","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"11387b02151be6fd6486c66fc9329778fa6a3736a2367628aa801ed82a96a329","first_computed_at":"2026-05-27T01:04:53.786616Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-27T01:04:53.786616Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UaHvFPULj5zY+zXBWnfaFhKKk/FDhxs8ZFGg5V88fxu86fdiulE+Ox03OFlJKNjkXexPOgPI8/g2C7t7Y1j2CQ==","signature_status":"signed_v1","signed_at":"2026-05-27T01:04:53.787134Z","signed_message":"canonical_sha256_bytes"},"source_id":"2512.14140","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3cc193d94eecad197419acc140199a9788791ba94c9c877c87b7b0b027b8db27","sha256:ed0095368b9ba1ca382aa3dc71c24131536005e49f4a1f531546d62bb5fddc5f"],"state_sha256":"ee651237d177bede124c266d584be4ad22da1f14a5e41184a797cad8be7f30cc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lAQsNc7uqPu4Fmbf2R9xgE6RgX/otT3UdN1MQdjujjBvLFzBH6EOdm0ZiiuVtzWDapu3HS7/MSEPUBYCT1cKDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T12:37:34.415417Z","bundle_sha256":"eb1bab1d5d39ffda38f25bb3c76a437ab3534216354ce23574d5224b304e2d51"}}