{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:ZYGYDASPYYUGAMFX5DAH3GEPQZ","short_pith_number":"pith:ZYGYDASP","canonical_record":{"source":{"id":"2208.05572","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2022-08-10T21:48:56Z","cross_cats_sorted":[],"title_canon_sha256":"9c1d4dfb80a696441263c1fb30b1536fa7d0a0fe8916b3b7411d45589980bc64","abstract_canon_sha256":"81c354fda815567d3f27b27437eca3e4c648e0828c0cb4fc92949555007eb516"},"schema_version":"1.0"},"canonical_sha256":"ce0d81824fc6286030b7e8c07d988f86638501807c925908a2f6cc2ac89e13c4","source":{"kind":"arxiv","id":"2208.05572","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.05572","created_at":"2026-07-05T04:47:44Z"},{"alias_kind":"arxiv_version","alias_value":"2208.05572v1","created_at":"2026-07-05T04:47:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.05572","created_at":"2026-07-05T04:47:44Z"},{"alias_kind":"pith_short_12","alias_value":"ZYGYDASPYYUG","created_at":"2026-07-05T04:47:44Z"},{"alias_kind":"pith_short_16","alias_value":"ZYGYDASPYYUGAMFX","created_at":"2026-07-05T04:47:44Z"},{"alias_kind":"pith_short_8","alias_value":"ZYGYDASP","created_at":"2026-07-05T04:47:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:ZYGYDASPYYUGAMFX5DAH3GEPQZ","target":"record","payload":{"canonical_record":{"source":{"id":"2208.05572","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2022-08-10T21:48:56Z","cross_cats_sorted":[],"title_canon_sha256":"9c1d4dfb80a696441263c1fb30b1536fa7d0a0fe8916b3b7411d45589980bc64","abstract_canon_sha256":"81c354fda815567d3f27b27437eca3e4c648e0828c0cb4fc92949555007eb516"},"schema_version":"1.0"},"canonical_sha256":"ce0d81824fc6286030b7e8c07d988f86638501807c925908a2f6cc2ac89e13c4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:47:44.083448Z","signature_b64":"hnXda5km+bZXsn2x/+499sQCeKbzin6TWCfQ4rHGiUr2E8o6+sKDHbpVomHqBpeb/G9RI2esxhNn3tPnFJA4Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ce0d81824fc6286030b7e8c07d988f86638501807c925908a2f6cc2ac89e13c4","last_reissued_at":"2026-07-05T04:47:44.083084Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:47:44.083084Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2208.05572","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":"2026-07-05T04:47:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lwr2qYP5bh4kQVQgaejJYkgLAHNsyormHknJTVDbbQ+OdvqtvRPfEYK+tkaZftSZF4T/7YvnED7h5ZxBIvEAAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T01:23:01.727148Z"},"content_sha256":"10ef90641b13ee72aa8f13436695e22bf63fedf8b61077c72a3f144624e7bd05","schema_version":"1.0","event_id":"sha256:10ef90641b13ee72aa8f13436695e22bf63fedf8b61077c72a3f144624e7bd05"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:ZYGYDASPYYUGAMFX5DAH3GEPQZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"CreatureShop: Interactive 3D Character Modeling and Texturing from a Single Color Drawing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.GR","authors_text":"Alla Sheffer, Congyi Zhang, Francis C.M. Lau, Guoping Wang, Lei Yang, Nenglun Chen, Nicholas Vining, Wenping Wang","submitted_at":"2022-08-10T21:48:56Z","abstract_excerpt":"Creating 3D shapes from 2D drawings is an important problem with applications in content creation for computer animation and virtual reality. We introduce a new sketch-based system, CreatureShop, that enables amateurs to create high-quality textured 3D character models from 2D drawings with ease and efficiency. CreatureShop takes an input bitmap drawing of a character (such as an animal or other creature), depicted from an arbitrary descriptive pose and viewpoint, and creates a 3D shape with plausible geometric details and textures from a small number of user annotations on the 2D drawing. Our"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.05572","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/2208.05572/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":"2026-07-05T04:47:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zeEdKGpFXq9DrvBbqRKE+GnH2SfkfpKV9cUUHs44ot5zphRoCEOPy5g9C7tNxmBrXcq4ZJqjrvn4rvmbnI9ACg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T01:23:01.727545Z"},"content_sha256":"87829aa47e9e84d32db47656085ffdfc694ccadc1da78506241b988a0d2f498b","schema_version":"1.0","event_id":"sha256:87829aa47e9e84d32db47656085ffdfc694ccadc1da78506241b988a0d2f498b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZYGYDASPYYUGAMFX5DAH3GEPQZ/bundle.json","state_url":"https://pith.science/pith/ZYGYDASPYYUGAMFX5DAH3GEPQZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZYGYDASPYYUGAMFX5DAH3GEPQZ/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":"2026-07-09T01:23:01Z","links":{"resolver":"https://pith.science/pith/ZYGYDASPYYUGAMFX5DAH3GEPQZ","bundle":"https://pith.science/pith/ZYGYDASPYYUGAMFX5DAH3GEPQZ/bundle.json","state":"https://pith.science/pith/ZYGYDASPYYUGAMFX5DAH3GEPQZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZYGYDASPYYUGAMFX5DAH3GEPQZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:ZYGYDASPYYUGAMFX5DAH3GEPQZ","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":"81c354fda815567d3f27b27437eca3e4c648e0828c0cb4fc92949555007eb516","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2022-08-10T21:48:56Z","title_canon_sha256":"9c1d4dfb80a696441263c1fb30b1536fa7d0a0fe8916b3b7411d45589980bc64"},"schema_version":"1.0","source":{"id":"2208.05572","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.05572","created_at":"2026-07-05T04:47:44Z"},{"alias_kind":"arxiv_version","alias_value":"2208.05572v1","created_at":"2026-07-05T04:47:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.05572","created_at":"2026-07-05T04:47:44Z"},{"alias_kind":"pith_short_12","alias_value":"ZYGYDASPYYUG","created_at":"2026-07-05T04:47:44Z"},{"alias_kind":"pith_short_16","alias_value":"ZYGYDASPYYUGAMFX","created_at":"2026-07-05T04:47:44Z"},{"alias_kind":"pith_short_8","alias_value":"ZYGYDASP","created_at":"2026-07-05T04:47:44Z"}],"graph_snapshots":[{"event_id":"sha256:87829aa47e9e84d32db47656085ffdfc694ccadc1da78506241b988a0d2f498b","target":"graph","created_at":"2026-07-05T04:47:44Z","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/2208.05572/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Creating 3D shapes from 2D drawings is an important problem with applications in content creation for computer animation and virtual reality. We introduce a new sketch-based system, CreatureShop, that enables amateurs to create high-quality textured 3D character models from 2D drawings with ease and efficiency. CreatureShop takes an input bitmap drawing of a character (such as an animal or other creature), depicted from an arbitrary descriptive pose and viewpoint, and creates a 3D shape with plausible geometric details and textures from a small number of user annotations on the 2D drawing. Our","authors_text":"Alla Sheffer, Congyi Zhang, Francis C.M. Lau, Guoping Wang, Lei Yang, Nenglun Chen, Nicholas Vining, Wenping Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2022-08-10T21:48:56Z","title":"CreatureShop: Interactive 3D Character Modeling and Texturing from a Single Color Drawing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.05572","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":"sha256:10ef90641b13ee72aa8f13436695e22bf63fedf8b61077c72a3f144624e7bd05","target":"record","created_at":"2026-07-05T04:47:44Z","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":"81c354fda815567d3f27b27437eca3e4c648e0828c0cb4fc92949555007eb516","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GR","submitted_at":"2022-08-10T21:48:56Z","title_canon_sha256":"9c1d4dfb80a696441263c1fb30b1536fa7d0a0fe8916b3b7411d45589980bc64"},"schema_version":"1.0","source":{"id":"2208.05572","kind":"arxiv","version":1}},"canonical_sha256":"ce0d81824fc6286030b7e8c07d988f86638501807c925908a2f6cc2ac89e13c4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ce0d81824fc6286030b7e8c07d988f86638501807c925908a2f6cc2ac89e13c4","first_computed_at":"2026-07-05T04:47:44.083084Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:47:44.083084Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hnXda5km+bZXsn2x/+499sQCeKbzin6TWCfQ4rHGiUr2E8o6+sKDHbpVomHqBpeb/G9RI2esxhNn3tPnFJA4Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T04:47:44.083448Z","signed_message":"canonical_sha256_bytes"},"source_id":"2208.05572","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:10ef90641b13ee72aa8f13436695e22bf63fedf8b61077c72a3f144624e7bd05","sha256:87829aa47e9e84d32db47656085ffdfc694ccadc1da78506241b988a0d2f498b"],"state_sha256":"238f27ccde55f3378dc67f4f0552076d8e4e1ea139a9c5c09140453f9e26b563"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vLsGVJm1KaAJzXXw12/7hVpfMQg9czAhWJEynlbYZSLl9xD4csC65o3dj7elZTwqId9EiAhYfrPzmxFPefUgDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-09T01:23:01.729776Z","bundle_sha256":"00dc36239d024e9a0162a6ae9828d06c6ff9b7d44fba9e145857d1224e7b81fe"}}