{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:VQTEVOP6AJKAUSR4UVN36T4OVE","short_pith_number":"pith:VQTEVOP6","canonical_record":{"source":{"id":"2109.07547","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-09-15T19:27:31Z","cross_cats_sorted":[],"title_canon_sha256":"62a32f7d84a309576fc313eedd2852873b0b40aff816fbc0339a62b4af350f40","abstract_canon_sha256":"e1e5a374dc4267319336b8c1af67d1413069833851363b98fcb1d7121cc214a0"},"schema_version":"1.0"},"canonical_sha256":"ac264ab9fe02540a4a3ca55bbf4f8ea9057ba5fbbeaca06d511a9058b50c53c0","source":{"kind":"arxiv","id":"2109.07547","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2109.07547","created_at":"2026-07-05T03:14:58Z"},{"alias_kind":"arxiv_version","alias_value":"2109.07547v1","created_at":"2026-07-05T03:14:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2109.07547","created_at":"2026-07-05T03:14:58Z"},{"alias_kind":"pith_short_12","alias_value":"VQTEVOP6AJKA","created_at":"2026-07-05T03:14:58Z"},{"alias_kind":"pith_short_16","alias_value":"VQTEVOP6AJKAUSR4","created_at":"2026-07-05T03:14:58Z"},{"alias_kind":"pith_short_8","alias_value":"VQTEVOP6","created_at":"2026-07-05T03:14:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:VQTEVOP6AJKAUSR4UVN36T4OVE","target":"record","payload":{"canonical_record":{"source":{"id":"2109.07547","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-09-15T19:27:31Z","cross_cats_sorted":[],"title_canon_sha256":"62a32f7d84a309576fc313eedd2852873b0b40aff816fbc0339a62b4af350f40","abstract_canon_sha256":"e1e5a374dc4267319336b8c1af67d1413069833851363b98fcb1d7121cc214a0"},"schema_version":"1.0"},"canonical_sha256":"ac264ab9fe02540a4a3ca55bbf4f8ea9057ba5fbbeaca06d511a9058b50c53c0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:14:58.228158Z","signature_b64":"ofk0g30rnR0TROeCKDqDbhic7dLS2lfOaoaIjmqIn0LYmZ/tco02xBM3HIjmOGatK3Y8CxqdcmahcXVARoU3CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac264ab9fe02540a4a3ca55bbf4f8ea9057ba5fbbeaca06d511a9058b50c53c0","last_reissued_at":"2026-07-05T03:14:58.227828Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:14:58.227828Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2109.07547","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":"2026-07-05T03:14:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pUOkA+If9vZecY1KDUJZbvrDeVQoaJ9v0JNc3bIEDjOy1otqQFH9nwe1GhoRhKhCfNiV1NaayAMSa4W2XylLDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T14:56:47.109015Z"},"content_sha256":"a447ce72762578652c54ec3f8b234ee712dddc322e7aead6334b798c0d705b39","schema_version":"1.0","event_id":"sha256:a447ce72762578652c54ec3f8b234ee712dddc322e7aead6334b798c0d705b39"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:VQTEVOP6AJKAUSR4UVN36T4OVE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"RAFT-Stereo: Multilevel Recurrent Field Transforms for Stereo Matching","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Jia Deng, Lahav Lipson, Zachary Teed","submitted_at":"2021-09-15T19:27:31Z","abstract_excerpt":"We introduce RAFT-Stereo, a new deep architecture for rectified stereo based on the optical flow network RAFT. We introduce multi-level convolutional GRUs, which more efficiently propagate information across the image. A modified version of RAFT-Stereo can perform accurate real-time inference. RAFT-stereo ranks first on the Middlebury leaderboard, outperforming the next best method on 1px error by 29% and outperforms all published work on the ETH3D two-view stereo benchmark. Code is available at https://github.com/princeton-vl/RAFT-Stereo."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2109.07547","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/2109.07547/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":"2026-07-05T03:14:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S9IDlMKlEL09PT8S8yGGBZ/WAiE29wnf54oyFGZS6EqugUgnwQhmitq7WXwoIG63Q4mXbarKwONXXNVzRQIHBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T14:56:47.109559Z"},"content_sha256":"9da0f48c2af62949c21157d36fba6f76bfdbba42c9e7b94eebfbb0122252d834","schema_version":"1.0","event_id":"sha256:9da0f48c2af62949c21157d36fba6f76bfdbba42c9e7b94eebfbb0122252d834"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VQTEVOP6AJKAUSR4UVN36T4OVE/bundle.json","state_url":"https://pith.science/pith/VQTEVOP6AJKAUSR4UVN36T4OVE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VQTEVOP6AJKAUSR4UVN36T4OVE/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":"2026-08-15T14:56:47Z","links":{"resolver":"https://pith.science/pith/VQTEVOP6AJKAUSR4UVN36T4OVE","bundle":"https://pith.science/pith/VQTEVOP6AJKAUSR4UVN36T4OVE/bundle.json","state":"https://pith.science/pith/VQTEVOP6AJKAUSR4UVN36T4OVE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VQTEVOP6AJKAUSR4UVN36T4OVE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:VQTEVOP6AJKAUSR4UVN36T4OVE","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":"e1e5a374dc4267319336b8c1af67d1413069833851363b98fcb1d7121cc214a0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-09-15T19:27:31Z","title_canon_sha256":"62a32f7d84a309576fc313eedd2852873b0b40aff816fbc0339a62b4af350f40"},"schema_version":"1.0","source":{"id":"2109.07547","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2109.07547","created_at":"2026-07-05T03:14:58Z"},{"alias_kind":"arxiv_version","alias_value":"2109.07547v1","created_at":"2026-07-05T03:14:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2109.07547","created_at":"2026-07-05T03:14:58Z"},{"alias_kind":"pith_short_12","alias_value":"VQTEVOP6AJKA","created_at":"2026-07-05T03:14:58Z"},{"alias_kind":"pith_short_16","alias_value":"VQTEVOP6AJKAUSR4","created_at":"2026-07-05T03:14:58Z"},{"alias_kind":"pith_short_8","alias_value":"VQTEVOP6","created_at":"2026-07-05T03:14:58Z"}],"graph_snapshots":[{"event_id":"sha256:9da0f48c2af62949c21157d36fba6f76bfdbba42c9e7b94eebfbb0122252d834","target":"graph","created_at":"2026-07-05T03:14:58Z","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/2109.07547/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We introduce RAFT-Stereo, a new deep architecture for rectified stereo based on the optical flow network RAFT. We introduce multi-level convolutional GRUs, which more efficiently propagate information across the image. A modified version of RAFT-Stereo can perform accurate real-time inference. RAFT-stereo ranks first on the Middlebury leaderboard, outperforming the next best method on 1px error by 29% and outperforms all published work on the ETH3D two-view stereo benchmark. Code is available at https://github.com/princeton-vl/RAFT-Stereo.","authors_text":"Jia Deng, Lahav Lipson, Zachary Teed","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-09-15T19:27:31Z","title":"RAFT-Stereo: Multilevel Recurrent Field Transforms for Stereo Matching"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2109.07547","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:a447ce72762578652c54ec3f8b234ee712dddc322e7aead6334b798c0d705b39","target":"record","created_at":"2026-07-05T03:14:58Z","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":"e1e5a374dc4267319336b8c1af67d1413069833851363b98fcb1d7121cc214a0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2021-09-15T19:27:31Z","title_canon_sha256":"62a32f7d84a309576fc313eedd2852873b0b40aff816fbc0339a62b4af350f40"},"schema_version":"1.0","source":{"id":"2109.07547","kind":"arxiv","version":1}},"canonical_sha256":"ac264ab9fe02540a4a3ca55bbf4f8ea9057ba5fbbeaca06d511a9058b50c53c0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ac264ab9fe02540a4a3ca55bbf4f8ea9057ba5fbbeaca06d511a9058b50c53c0","first_computed_at":"2026-07-05T03:14:58.227828Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:14:58.227828Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ofk0g30rnR0TROeCKDqDbhic7dLS2lfOaoaIjmqIn0LYmZ/tco02xBM3HIjmOGatK3Y8CxqdcmahcXVARoU3CA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:14:58.228158Z","signed_message":"canonical_sha256_bytes"},"source_id":"2109.07547","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a447ce72762578652c54ec3f8b234ee712dddc322e7aead6334b798c0d705b39","sha256:9da0f48c2af62949c21157d36fba6f76bfdbba42c9e7b94eebfbb0122252d834"],"state_sha256":"7a57dde737cf43fe692ad5b7dff68086d79b024579305ffe416112399dd26c22"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GHg6yxOQsRgzqra1dL3iYhk6npqoJlc1qai0+xCyFPJJnPJjrv9uv1OQMnNMftM4cI10Ap88/9IBmeITlUknBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T14:56:47.113541Z","bundle_sha256":"0b27e88af413f8924b99f37c2366575ffca3e9804be68dbd33575a8225a0736c"}}