{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:6C5HGUR3PFK3BPGIY6D577H7SS","short_pith_number":"pith:6C5HGUR3","canonical_record":{"source":{"id":"2401.05236","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-10T16:07:40Z","cross_cats_sorted":[],"title_canon_sha256":"82038b146928f70634f175b9cc2e4d0570eb558a0e740d2237e209d19fcf0358","abstract_canon_sha256":"63102bfbe04f5558ecb4e2be47500884b12adf926248f0bd3b4b440d0d0660ee"},"schema_version":"1.0"},"canonical_sha256":"f0ba73523b7955b0bcc8c787dffcff94a68000bf582163e12d8d177c686d465b","source":{"kind":"arxiv","id":"2401.05236","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.05236","created_at":"2026-07-05T07:32:12Z"},{"alias_kind":"arxiv_version","alias_value":"2401.05236v1","created_at":"2026-07-05T07:32:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.05236","created_at":"2026-07-05T07:32:12Z"},{"alias_kind":"pith_short_12","alias_value":"6C5HGUR3PFK3","created_at":"2026-07-05T07:32:12Z"},{"alias_kind":"pith_short_16","alias_value":"6C5HGUR3PFK3BPGI","created_at":"2026-07-05T07:32:12Z"},{"alias_kind":"pith_short_8","alias_value":"6C5HGUR3","created_at":"2026-07-05T07:32:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:6C5HGUR3PFK3BPGIY6D577H7SS","target":"record","payload":{"canonical_record":{"source":{"id":"2401.05236","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-10T16:07:40Z","cross_cats_sorted":[],"title_canon_sha256":"82038b146928f70634f175b9cc2e4d0570eb558a0e740d2237e209d19fcf0358","abstract_canon_sha256":"63102bfbe04f5558ecb4e2be47500884b12adf926248f0bd3b4b440d0d0660ee"},"schema_version":"1.0"},"canonical_sha256":"f0ba73523b7955b0bcc8c787dffcff94a68000bf582163e12d8d177c686d465b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:32:12.534449Z","signature_b64":"F1b8jt3FjFkfmRQzWFnYYovAPR0gsh3b2VUoVdWiKJ8XY6jK9gXC/EolNXgMt7KH7ZZ55oEQCzuGG4vzD1tpCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f0ba73523b7955b0bcc8c787dffcff94a68000bf582163e12d8d177c686d465b","last_reissued_at":"2026-07-05T07:32:12.533974Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:32:12.533974Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2401.05236","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":"2026-07-05T07:32:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2jOlFK7UvXgwNEPqaW1YnTMT+4Beo2njvMcp4oQcFstlAhx/EOhsL1YkosQO6zyxH3RQSOuy6s91hF8xiVj0Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T09:31:44.552603Z"},"content_sha256":"a93e692db146afc800e69416819858d2b2a4ce55a9ace73540fbecdd95dff78b","schema_version":"1.0","event_id":"sha256:a93e692db146afc800e69416819858d2b2a4ce55a9ace73540fbecdd95dff78b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:6C5HGUR3PFK3BPGIY6D577H7SS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Structure from Duplicates: Neural Inverse Graphics from a Pile of Objects","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Antonio Torralba, Kaiyu Guan, Shenlong Wang, Tianhang Cheng, Wei-Chiu Ma","submitted_at":"2024-01-10T16:07:40Z","abstract_excerpt":"Our world is full of identical objects (\\emphe.g., cans of coke, cars of same model). These duplicates, when seen together, provide additional and strong cues for us to effectively reason about 3D. Inspired by this observation, we introduce Structure from Duplicates (SfD), a novel inverse graphics framework that reconstructs geometry, material, and illumination from a single image containing multiple identical objects. SfD begins by identifying multiple instances of an object within an image, and then jointly estimates the 6DoF pose for all instances.An inverse graphics pipeline is subsequentl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.05236","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/2401.05236/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":"2026-07-05T07:32:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GjhkjSn9TcfUpMdNRTFafb4ojSfX3f1H2ZF7QaasLP9ljqI/IeJRMeNrVJ0bpQIuqNGLgrIs5N5mgCn9TfKgBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T09:31:44.553163Z"},"content_sha256":"5f6438737ed4da893854ba31d64f1ea257ee8e6e7e56713fe28ad9b08c9d6c67","schema_version":"1.0","event_id":"sha256:5f6438737ed4da893854ba31d64f1ea257ee8e6e7e56713fe28ad9b08c9d6c67"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6C5HGUR3PFK3BPGIY6D577H7SS/bundle.json","state_url":"https://pith.science/pith/6C5HGUR3PFK3BPGIY6D577H7SS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6C5HGUR3PFK3BPGIY6D577H7SS/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":"2026-08-19T09:31:44Z","links":{"resolver":"https://pith.science/pith/6C5HGUR3PFK3BPGIY6D577H7SS","bundle":"https://pith.science/pith/6C5HGUR3PFK3BPGIY6D577H7SS/bundle.json","state":"https://pith.science/pith/6C5HGUR3PFK3BPGIY6D577H7SS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6C5HGUR3PFK3BPGIY6D577H7SS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:6C5HGUR3PFK3BPGIY6D577H7SS","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":"63102bfbe04f5558ecb4e2be47500884b12adf926248f0bd3b4b440d0d0660ee","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-10T16:07:40Z","title_canon_sha256":"82038b146928f70634f175b9cc2e4d0570eb558a0e740d2237e209d19fcf0358"},"schema_version":"1.0","source":{"id":"2401.05236","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.05236","created_at":"2026-07-05T07:32:12Z"},{"alias_kind":"arxiv_version","alias_value":"2401.05236v1","created_at":"2026-07-05T07:32:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.05236","created_at":"2026-07-05T07:32:12Z"},{"alias_kind":"pith_short_12","alias_value":"6C5HGUR3PFK3","created_at":"2026-07-05T07:32:12Z"},{"alias_kind":"pith_short_16","alias_value":"6C5HGUR3PFK3BPGI","created_at":"2026-07-05T07:32:12Z"},{"alias_kind":"pith_short_8","alias_value":"6C5HGUR3","created_at":"2026-07-05T07:32:12Z"}],"graph_snapshots":[{"event_id":"sha256:5f6438737ed4da893854ba31d64f1ea257ee8e6e7e56713fe28ad9b08c9d6c67","target":"graph","created_at":"2026-07-05T07:32:12Z","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/2401.05236/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Our world is full of identical objects (\\emphe.g., cans of coke, cars of same model). These duplicates, when seen together, provide additional and strong cues for us to effectively reason about 3D. Inspired by this observation, we introduce Structure from Duplicates (SfD), a novel inverse graphics framework that reconstructs geometry, material, and illumination from a single image containing multiple identical objects. SfD begins by identifying multiple instances of an object within an image, and then jointly estimates the 6DoF pose for all instances.An inverse graphics pipeline is subsequentl","authors_text":"Antonio Torralba, Kaiyu Guan, Shenlong Wang, Tianhang Cheng, Wei-Chiu Ma","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-10T16:07:40Z","title":"Structure from Duplicates: Neural Inverse Graphics from a Pile of Objects"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.05236","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:a93e692db146afc800e69416819858d2b2a4ce55a9ace73540fbecdd95dff78b","target":"record","created_at":"2026-07-05T07:32:12Z","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":"63102bfbe04f5558ecb4e2be47500884b12adf926248f0bd3b4b440d0d0660ee","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-01-10T16:07:40Z","title_canon_sha256":"82038b146928f70634f175b9cc2e4d0570eb558a0e740d2237e209d19fcf0358"},"schema_version":"1.0","source":{"id":"2401.05236","kind":"arxiv","version":1}},"canonical_sha256":"f0ba73523b7955b0bcc8c787dffcff94a68000bf582163e12d8d177c686d465b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f0ba73523b7955b0bcc8c787dffcff94a68000bf582163e12d8d177c686d465b","first_computed_at":"2026-07-05T07:32:12.533974Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:32:12.533974Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"F1b8jt3FjFkfmRQzWFnYYovAPR0gsh3b2VUoVdWiKJ8XY6jK9gXC/EolNXgMt7KH7ZZ55oEQCzuGG4vzD1tpCA==","signature_status":"signed_v1","signed_at":"2026-07-05T07:32:12.534449Z","signed_message":"canonical_sha256_bytes"},"source_id":"2401.05236","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a93e692db146afc800e69416819858d2b2a4ce55a9ace73540fbecdd95dff78b","sha256:5f6438737ed4da893854ba31d64f1ea257ee8e6e7e56713fe28ad9b08c9d6c67"],"state_sha256":"e4e5f355317eecf9a7b232ced5de87ee79a4bfdcf81b4ce31f71e6ce80398127"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CLIQsWWPtprklZRAG7st98fMNGBpvfwF7ZoFTgqmnaFxTVK6YgZFulbaMpF6ERCUVLGkNsXO4L0q5BQtrZHVBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T09:31:44.558258Z","bundle_sha256":"657b7b1c6b39a443419ba740a430a5780fa72a84d93f8d9c3de806216ae73d93"}}