{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:PJTKKPO5EXMZOANTIR6COOIGUK","short_pith_number":"pith:PJTKKPO5","canonical_record":{"source":{"id":"2107.03006","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2021-07-07T04:11:00Z","cross_cats_sorted":["cs.AI","cs.CL","cs.CV"],"title_canon_sha256":"0bebfae2a380eed10894c20e17fe466d3fc13e45cf42fba8c1e336ab055f3cde","abstract_canon_sha256":"98d5cc16d4433d6e4295321b3308bc78862703c4bd2628a113c03263912f2827"},"schema_version":"1.0"},"canonical_sha256":"7a66a53ddd25d99701b3447c273906a28e4b06558837f384c91dd266a3cab951","source":{"kind":"arxiv","id":"2107.03006","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.03006","created_at":"2026-07-05T05:44:36Z"},{"alias_kind":"arxiv_version","alias_value":"2107.03006v3","created_at":"2026-07-05T05:44:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.03006","created_at":"2026-07-05T05:44:36Z"},{"alias_kind":"pith_short_12","alias_value":"PJTKKPO5EXMZ","created_at":"2026-07-05T05:44:36Z"},{"alias_kind":"pith_short_16","alias_value":"PJTKKPO5EXMZOANT","created_at":"2026-07-05T05:44:36Z"},{"alias_kind":"pith_short_8","alias_value":"PJTKKPO5","created_at":"2026-07-05T05:44:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:PJTKKPO5EXMZOANTIR6COOIGUK","target":"record","payload":{"canonical_record":{"source":{"id":"2107.03006","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2021-07-07T04:11:00Z","cross_cats_sorted":["cs.AI","cs.CL","cs.CV"],"title_canon_sha256":"0bebfae2a380eed10894c20e17fe466d3fc13e45cf42fba8c1e336ab055f3cde","abstract_canon_sha256":"98d5cc16d4433d6e4295321b3308bc78862703c4bd2628a113c03263912f2827"},"schema_version":"1.0"},"canonical_sha256":"7a66a53ddd25d99701b3447c273906a28e4b06558837f384c91dd266a3cab951","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:44:36.932988Z","signature_b64":"gwLRVtLIvEcJrDEKxSOCPma2R4vnGXLDW+YzvDADnJa4qMAbR0ef4MhfLUwlYdMfVMFMqHWhkaM4dsP4iaZIBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7a66a53ddd25d99701b3447c273906a28e4b06558837f384c91dd266a3cab951","last_reissued_at":"2026-07-05T05:44:36.932539Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:44:36.932539Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2107.03006","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:44:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DOiTTG5eC8Tjd5Zjoyr18Thzhm6VzlTR2tLwndl7zMD6+ZR1hA70hFpWaMT2KL9LAmMslsksagUgrOPhACMYAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T19:03:25.027465Z"},"content_sha256":"3b246a028b8b0416141d2f1be5808e8a84f156bcf2a9196e971904853d809508","schema_version":"1.0","event_id":"sha256:3b246a028b8b0416141d2f1be5808e8a84f156bcf2a9196e971904853d809508"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:PJTKKPO5EXMZOANTIR6COOIGUK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Structured Denoising Diffusion Models in Discrete State-Spaces","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.AI","cs.CL","cs.CV"],"primary_cat":"cs.LG","authors_text":"Daniel D. Johnson, Daniel Tarlow, Jacob Austin, Jonathan Ho, Rianne van den Berg","submitted_at":"2021-07-07T04:11:00Z","abstract_excerpt":"Denoising diffusion probabilistic models (DDPMs) (Ho et al. 2020) have shown impressive results on image and waveform generation in continuous state spaces. Here, we introduce Discrete Denoising Diffusion Probabilistic Models (D3PMs), diffusion-like generative models for discrete data that generalize the multinomial diffusion model of Hoogeboom et al. 2021, by going beyond corruption processes with uniform transition probabilities. This includes corruption with transition matrices that mimic Gaussian kernels in continuous space, matrices based on nearest neighbors in embedding space, and matri"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.03006","kind":"arxiv","version":3},"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/2107.03006/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":"2026-07-05T05:44:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yZo4qaZz3uHCgUElYBpErwi7s1ZKgoGONsXXmVBeT+mvcuvjKuGpSNz3zG0l1lVHWybbRQl23D0HWnBnzE90DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T19:03:25.028937Z"},"content_sha256":"527fa1fca73ade236bce2330bf6b7f687ceea5dd46fe53ab7aebeb48dd188279","schema_version":"1.0","event_id":"sha256:527fa1fca73ade236bce2330bf6b7f687ceea5dd46fe53ab7aebeb48dd188279"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PJTKKPO5EXMZOANTIR6COOIGUK/bundle.json","state_url":"https://pith.science/pith/PJTKKPO5EXMZOANTIR6COOIGUK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PJTKKPO5EXMZOANTIR6COOIGUK/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":"2026-08-08T19:03:25Z","links":{"resolver":"https://pith.science/pith/PJTKKPO5EXMZOANTIR6COOIGUK","bundle":"https://pith.science/pith/PJTKKPO5EXMZOANTIR6COOIGUK/bundle.json","state":"https://pith.science/pith/PJTKKPO5EXMZOANTIR6COOIGUK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PJTKKPO5EXMZOANTIR6COOIGUK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:PJTKKPO5EXMZOANTIR6COOIGUK","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":"98d5cc16d4433d6e4295321b3308bc78862703c4bd2628a113c03263912f2827","cross_cats_sorted":["cs.AI","cs.CL","cs.CV"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2021-07-07T04:11:00Z","title_canon_sha256":"0bebfae2a380eed10894c20e17fe466d3fc13e45cf42fba8c1e336ab055f3cde"},"schema_version":"1.0","source":{"id":"2107.03006","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.03006","created_at":"2026-07-05T05:44:36Z"},{"alias_kind":"arxiv_version","alias_value":"2107.03006v3","created_at":"2026-07-05T05:44:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.03006","created_at":"2026-07-05T05:44:36Z"},{"alias_kind":"pith_short_12","alias_value":"PJTKKPO5EXMZ","created_at":"2026-07-05T05:44:36Z"},{"alias_kind":"pith_short_16","alias_value":"PJTKKPO5EXMZOANT","created_at":"2026-07-05T05:44:36Z"},{"alias_kind":"pith_short_8","alias_value":"PJTKKPO5","created_at":"2026-07-05T05:44:36Z"}],"graph_snapshots":[{"event_id":"sha256:527fa1fca73ade236bce2330bf6b7f687ceea5dd46fe53ab7aebeb48dd188279","target":"graph","created_at":"2026-07-05T05:44:36Z","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/2107.03006/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Denoising diffusion probabilistic models (DDPMs) (Ho et al. 2020) have shown impressive results on image and waveform generation in continuous state spaces. Here, we introduce Discrete Denoising Diffusion Probabilistic Models (D3PMs), diffusion-like generative models for discrete data that generalize the multinomial diffusion model of Hoogeboom et al. 2021, by going beyond corruption processes with uniform transition probabilities. This includes corruption with transition matrices that mimic Gaussian kernels in continuous space, matrices based on nearest neighbors in embedding space, and matri","authors_text":"Daniel D. Johnson, Daniel Tarlow, Jacob Austin, Jonathan Ho, Rianne van den Berg","cross_cats":["cs.AI","cs.CL","cs.CV"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2021-07-07T04:11:00Z","title":"Structured Denoising Diffusion Models in Discrete State-Spaces"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.03006","kind":"arxiv","version":3},"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":"sha256:3b246a028b8b0416141d2f1be5808e8a84f156bcf2a9196e971904853d809508","target":"record","created_at":"2026-07-05T05:44:36Z","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":"98d5cc16d4433d6e4295321b3308bc78862703c4bd2628a113c03263912f2827","cross_cats_sorted":["cs.AI","cs.CL","cs.CV"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2021-07-07T04:11:00Z","title_canon_sha256":"0bebfae2a380eed10894c20e17fe466d3fc13e45cf42fba8c1e336ab055f3cde"},"schema_version":"1.0","source":{"id":"2107.03006","kind":"arxiv","version":3}},"canonical_sha256":"7a66a53ddd25d99701b3447c273906a28e4b06558837f384c91dd266a3cab951","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7a66a53ddd25d99701b3447c273906a28e4b06558837f384c91dd266a3cab951","first_computed_at":"2026-07-05T05:44:36.932539Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:44:36.932539Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gwLRVtLIvEcJrDEKxSOCPma2R4vnGXLDW+YzvDADnJa4qMAbR0ef4MhfLUwlYdMfVMFMqHWhkaM4dsP4iaZIBA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:44:36.932988Z","signed_message":"canonical_sha256_bytes"},"source_id":"2107.03006","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3b246a028b8b0416141d2f1be5808e8a84f156bcf2a9196e971904853d809508","sha256:527fa1fca73ade236bce2330bf6b7f687ceea5dd46fe53ab7aebeb48dd188279"],"state_sha256":"b51b3d61fff1adf61c2d2b26ec2bb808e5adbc633ddf8e02390c9d9a26d52442"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T4hKzeb/fB6FrPqXhILk70I49Hxh7ujitNnRGAAUs/TKiHOv/pehT+SMK76CZSvYKCbxWfjg/zVIkKbBVzmYCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T19:03:25.033370Z","bundle_sha256":"8f9e05a275e8d48a4c550b4a7877d360fcce68b996ed8d3b5698c141f5bbef51"}}