{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:EISSDYVLGJUIKCZRALGOULV4MN","short_pith_number":"pith:EISSDYVL","canonical_record":{"source":{"id":"2507.11579","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-07-15T08:27:31Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"ce8aeb4974b605bc27bd1ba0074d56f611ee7b6c310448f193e369efea1452c8","abstract_canon_sha256":"10e1bae93c97fa5d96218743a63e5cca5394472ad803ce0893b3108d5ec7fd41"},"schema_version":"1.0"},"canonical_sha256":"222521e2ab3268850b3102ccea2ebc634f47158b6a57f69934f6123ad987deac","source":{"kind":"arxiv","id":"2507.11579","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.11579","created_at":"2026-07-05T11:56:21Z"},{"alias_kind":"arxiv_version","alias_value":"2507.11579v2","created_at":"2026-07-05T11:56:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.11579","created_at":"2026-07-05T11:56:21Z"},{"alias_kind":"pith_short_12","alias_value":"EISSDYVLGJUI","created_at":"2026-07-05T11:56:21Z"},{"alias_kind":"pith_short_16","alias_value":"EISSDYVLGJUIKCZR","created_at":"2026-07-05T11:56:21Z"},{"alias_kind":"pith_short_8","alias_value":"EISSDYVL","created_at":"2026-07-05T11:56:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:EISSDYVLGJUIKCZRALGOULV4MN","target":"record","payload":{"canonical_record":{"source":{"id":"2507.11579","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-07-15T08:27:31Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"ce8aeb4974b605bc27bd1ba0074d56f611ee7b6c310448f193e369efea1452c8","abstract_canon_sha256":"10e1bae93c97fa5d96218743a63e5cca5394472ad803ce0893b3108d5ec7fd41"},"schema_version":"1.0"},"canonical_sha256":"222521e2ab3268850b3102ccea2ebc634f47158b6a57f69934f6123ad987deac","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:56:21.447046Z","signature_b64":"u+mhk5oWd8FGRUhT7cRFYh/95jSp9N8/eQa4dycPyHnKa6vaZXYpIcQTKwjxBYOukUAqMDYBe+yxDRVwsITsBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"222521e2ab3268850b3102ccea2ebc634f47158b6a57f69934f6123ad987deac","last_reissued_at":"2026-07-05T11:56:21.446591Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:56:21.446591Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.11579","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":"2026-07-05T11:56:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"88gFF8HEPhCO5mnKzNGCTu4GKupSEekTQ8qUGe+2SQ6DLRSKXKFqP6m5Ge59+QNmaq/w4O9zx/Wsy0Ef0FTsBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T12:38:32.181164Z"},"content_sha256":"95081dfcc2b67264f313d5263fc5d266f5d6c238efde58075a58a9d031778038","schema_version":"1.0","event_id":"sha256:95081dfcc2b67264f313d5263fc5d266f5d6c238efde58075a58a9d031778038"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:EISSDYVLGJUIKCZRALGOULV4MN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SketchDNN: Joint Continuous-Discrete Diffusion for CAD Sketch Generation","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"cs.CV","authors_text":"John Femiani, Sathvik Chereddy","submitted_at":"2025-07-15T08:27:31Z","abstract_excerpt":"We present SketchDNN, a generative model for synthesizing CAD sketches that jointly models both continuous parameters and discrete class labels through a unified continuous-discrete diffusion process. Our core innovation is Gaussian-Softmax diffusion, where logits perturbed with Gaussian noise are projected onto the probability simplex via a softmax transformation, facilitating blended class labels for discrete variables. This formulation addresses 2 key challenges, namely, the heterogeneity of primitive parameterizations and the permutation invariance of primitives in CAD sketches. Our approa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.11579","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/2507.11579/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":"2026-07-05T11:56:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+k+mXomwPMWGl2cqWyTr26vQg6ciRC4w/LY5ak7O3NxLG0oCOOF0jMmVt1JV3QLI2hiJpn0CTRorFavZFdNtAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T12:38:32.181680Z"},"content_sha256":"2b43d7ab54b4810ff94ffae0cde703ba63088fa5bbe2a2effca4bc8af42231e9","schema_version":"1.0","event_id":"sha256:2b43d7ab54b4810ff94ffae0cde703ba63088fa5bbe2a2effca4bc8af42231e9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EISSDYVLGJUIKCZRALGOULV4MN/bundle.json","state_url":"https://pith.science/pith/EISSDYVLGJUIKCZRALGOULV4MN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EISSDYVLGJUIKCZRALGOULV4MN/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":"2026-08-07T12:38:32Z","links":{"resolver":"https://pith.science/pith/EISSDYVLGJUIKCZRALGOULV4MN","bundle":"https://pith.science/pith/EISSDYVLGJUIKCZRALGOULV4MN/bundle.json","state":"https://pith.science/pith/EISSDYVLGJUIKCZRALGOULV4MN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EISSDYVLGJUIKCZRALGOULV4MN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:EISSDYVLGJUIKCZRALGOULV4MN","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":"10e1bae93c97fa5d96218743a63e5cca5394472ad803ce0893b3108d5ec7fd41","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-07-15T08:27:31Z","title_canon_sha256":"ce8aeb4974b605bc27bd1ba0074d56f611ee7b6c310448f193e369efea1452c8"},"schema_version":"1.0","source":{"id":"2507.11579","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.11579","created_at":"2026-07-05T11:56:21Z"},{"alias_kind":"arxiv_version","alias_value":"2507.11579v2","created_at":"2026-07-05T11:56:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.11579","created_at":"2026-07-05T11:56:21Z"},{"alias_kind":"pith_short_12","alias_value":"EISSDYVLGJUI","created_at":"2026-07-05T11:56:21Z"},{"alias_kind":"pith_short_16","alias_value":"EISSDYVLGJUIKCZR","created_at":"2026-07-05T11:56:21Z"},{"alias_kind":"pith_short_8","alias_value":"EISSDYVL","created_at":"2026-07-05T11:56:21Z"}],"graph_snapshots":[{"event_id":"sha256:2b43d7ab54b4810ff94ffae0cde703ba63088fa5bbe2a2effca4bc8af42231e9","target":"graph","created_at":"2026-07-05T11:56:21Z","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/2507.11579/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present SketchDNN, a generative model for synthesizing CAD sketches that jointly models both continuous parameters and discrete class labels through a unified continuous-discrete diffusion process. Our core innovation is Gaussian-Softmax diffusion, where logits perturbed with Gaussian noise are projected onto the probability simplex via a softmax transformation, facilitating blended class labels for discrete variables. This formulation addresses 2 key challenges, namely, the heterogeneity of primitive parameterizations and the permutation invariance of primitives in CAD sketches. Our approa","authors_text":"John Femiani, Sathvik Chereddy","cross_cats":["cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-07-15T08:27:31Z","title":"SketchDNN: Joint Continuous-Discrete Diffusion for CAD Sketch Generation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.11579","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":"sha256:95081dfcc2b67264f313d5263fc5d266f5d6c238efde58075a58a9d031778038","target":"record","created_at":"2026-07-05T11:56:21Z","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":"10e1bae93c97fa5d96218743a63e5cca5394472ad803ce0893b3108d5ec7fd41","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2025-07-15T08:27:31Z","title_canon_sha256":"ce8aeb4974b605bc27bd1ba0074d56f611ee7b6c310448f193e369efea1452c8"},"schema_version":"1.0","source":{"id":"2507.11579","kind":"arxiv","version":2}},"canonical_sha256":"222521e2ab3268850b3102ccea2ebc634f47158b6a57f69934f6123ad987deac","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"222521e2ab3268850b3102ccea2ebc634f47158b6a57f69934f6123ad987deac","first_computed_at":"2026-07-05T11:56:21.446591Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:56:21.446591Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"u+mhk5oWd8FGRUhT7cRFYh/95jSp9N8/eQa4dycPyHnKa6vaZXYpIcQTKwjxBYOukUAqMDYBe+yxDRVwsITsBA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:56:21.447046Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.11579","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:95081dfcc2b67264f313d5263fc5d266f5d6c238efde58075a58a9d031778038","sha256:2b43d7ab54b4810ff94ffae0cde703ba63088fa5bbe2a2effca4bc8af42231e9"],"state_sha256":"6004203196380e9a627e21f1ad131cc8cf195bd267d8a76d4ff4081f85e870d3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Smkcy4BsBWXNkG1L2FuJ5v/sHkSPTdJpvchKIVxRHPFiLTKJloERSnlQt/DGF4jpbfnQVTb7lCL59vyLrIEPAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T12:38:32.188412Z","bundle_sha256":"1e60a3024b4fb70f3ff2972da9ed66757b339130053654452029d1e73c5ebc05"}}