{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:LYG3LLT3QAZNYBZWGAMCMSF32E","short_pith_number":"pith:LYG3LLT3","canonical_record":{"source":{"id":"2503.12964","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-03-17T09:19:12Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"a129b0e42044b583192c757be279c4c092946025f0e46772d1699224758bb269","abstract_canon_sha256":"a7226d93b0297fb17a6a8ba8ef840664d838c461668486b8e3ab7de2e2766e70"},"schema_version":"1.0"},"canonical_sha256":"5e0db5ae7b8032dc073630182648bbd1181f795e0cea8c9dbc0c5edc4dc0c675","source":{"kind":"arxiv","id":"2503.12964","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.12964","created_at":"2026-07-05T10:32:50Z"},{"alias_kind":"arxiv_version","alias_value":"2503.12964v1","created_at":"2026-07-05T10:32:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.12964","created_at":"2026-07-05T10:32:50Z"},{"alias_kind":"pith_short_12","alias_value":"LYG3LLT3QAZN","created_at":"2026-07-05T10:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"LYG3LLT3QAZNYBZW","created_at":"2026-07-05T10:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"LYG3LLT3","created_at":"2026-07-05T10:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:LYG3LLT3QAZNYBZWGAMCMSF32E","target":"record","payload":{"canonical_record":{"source":{"id":"2503.12964","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-03-17T09:19:12Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"a129b0e42044b583192c757be279c4c092946025f0e46772d1699224758bb269","abstract_canon_sha256":"a7226d93b0297fb17a6a8ba8ef840664d838c461668486b8e3ab7de2e2766e70"},"schema_version":"1.0"},"canonical_sha256":"5e0db5ae7b8032dc073630182648bbd1181f795e0cea8c9dbc0c5edc4dc0c675","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:32:50.033934Z","signature_b64":"hldvzeIBaIbG24RkJ0XulpD5vw9OQuF70SDeFuynqd0tVjU8hTd0wjbx9eZ93vgS78ScHQYhAqLiU3+uBFW7Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5e0db5ae7b8032dc073630182648bbd1181f795e0cea8c9dbc0c5edc4dc0c675","last_reissued_at":"2026-07-05T10:32:50.033006Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:32:50.033006Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2503.12964","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":"2026-07-05T10:32:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o+otaEPKdnHivtUR4fzxwyzaeBjMZOGyuKlotbChvY05cZVwBv9HoDB87pS8YKzME/OyJENGesY6YNO+IOu9AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T07:23:56.058386Z"},"content_sha256":"752a3cb9829e82c38456b5c9478cbc716749302fbdafcc80d13d4e16e5946887","schema_version":"1.0","event_id":"sha256:752a3cb9829e82c38456b5c9478cbc716749302fbdafcc80d13d4e16e5946887"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:LYG3LLT3QAZNYBZWGAMCMSF32E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Training Video Foundation Models with NVIDIA NeMo","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI","cs.LG"],"primary_cat":"cs.CV","authors_text":"Ashwath Aithal, Bobby Chen, Carl Wang, David Page, Ekaterina Sirazitdinova, Ethan He, Forrest Lin, Hao Wang, Jack Chang, Jacob Huffman, Joseph Jennings, Linnan Wang, Mingyuan Ma, Niket Agarwal, Nima Tajbakhsh, Oleg Sudakov, Pallab Bhattacharya, Parth Mannan, Rong Ou, Ryan Wolf, Sahil Jain, Shanmugam Ramasamy, Sriharsha Niverty, Tommy Huang, Vasanth Rao Naik Sabavat, Xiaowei Ren, Yan Bai, Zeeshan Patel, Zhuoyao Wang","submitted_at":"2025-03-17T09:19:12Z","abstract_excerpt":"Video Foundation Models (VFMs) have recently been used to simulate the real world to train physical AI systems and develop creative visual experiences. However, there are significant challenges in training large-scale, high quality VFMs that can generate high-quality videos. We present a scalable, open-source VFM training pipeline with NVIDIA NeMo, providing accelerated video dataset curation, multimodal data loading, and parallelized video diffusion model training and inference. We also provide a comprehensive performance analysis highlighting best practices for efficient VFM training and inf"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.12964","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/2503.12964/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":"2026-07-05T10:32:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G+oEX7FEmIKpTR73KOKA2yH2Y6w3ZvPm4InSKh0ZnyyvKE071+MEiTEg795yzvO4s6dHfDQNvgGdHToYkzkpCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T07:23:56.059037Z"},"content_sha256":"1ced7db06db21742a58f9460f0047faee1e91d97ebca387c5b97719d296463fb","schema_version":"1.0","event_id":"sha256:1ced7db06db21742a58f9460f0047faee1e91d97ebca387c5b97719d296463fb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LYG3LLT3QAZNYBZWGAMCMSF32E/bundle.json","state_url":"https://pith.science/pith/LYG3LLT3QAZNYBZWGAMCMSF32E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LYG3LLT3QAZNYBZWGAMCMSF32E/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":"2026-07-07T07:23:56Z","links":{"resolver":"https://pith.science/pith/LYG3LLT3QAZNYBZWGAMCMSF32E","bundle":"https://pith.science/pith/LYG3LLT3QAZNYBZWGAMCMSF32E/bundle.json","state":"https://pith.science/pith/LYG3LLT3QAZNYBZWGAMCMSF32E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LYG3LLT3QAZNYBZWGAMCMSF32E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:LYG3LLT3QAZNYBZWGAMCMSF32E","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":"a7226d93b0297fb17a6a8ba8ef840664d838c461668486b8e3ab7de2e2766e70","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-03-17T09:19:12Z","title_canon_sha256":"a129b0e42044b583192c757be279c4c092946025f0e46772d1699224758bb269"},"schema_version":"1.0","source":{"id":"2503.12964","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.12964","created_at":"2026-07-05T10:32:50Z"},{"alias_kind":"arxiv_version","alias_value":"2503.12964v1","created_at":"2026-07-05T10:32:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.12964","created_at":"2026-07-05T10:32:50Z"},{"alias_kind":"pith_short_12","alias_value":"LYG3LLT3QAZN","created_at":"2026-07-05T10:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"LYG3LLT3QAZNYBZW","created_at":"2026-07-05T10:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"LYG3LLT3","created_at":"2026-07-05T10:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:1ced7db06db21742a58f9460f0047faee1e91d97ebca387c5b97719d296463fb","target":"graph","created_at":"2026-07-05T10:32:50Z","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/2503.12964/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Video Foundation Models (VFMs) have recently been used to simulate the real world to train physical AI systems and develop creative visual experiences. However, there are significant challenges in training large-scale, high quality VFMs that can generate high-quality videos. We present a scalable, open-source VFM training pipeline with NVIDIA NeMo, providing accelerated video dataset curation, multimodal data loading, and parallelized video diffusion model training and inference. We also provide a comprehensive performance analysis highlighting best practices for efficient VFM training and inf","authors_text":"Ashwath Aithal, Bobby Chen, Carl Wang, David Page, Ekaterina Sirazitdinova, Ethan He, Forrest Lin, Hao Wang, Jack Chang, Jacob Huffman, Joseph Jennings, Linnan Wang, Mingyuan Ma, Niket Agarwal, Nima Tajbakhsh, Oleg Sudakov, Pallab Bhattacharya, Parth Mannan, Rong Ou, Ryan Wolf, Sahil Jain, Shanmugam Ramasamy, Sriharsha Niverty, Tommy Huang, Vasanth Rao Naik Sabavat, Xiaowei Ren, Yan Bai, Zeeshan Patel, Zhuoyao Wang","cross_cats":["cs.AI","cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-03-17T09:19:12Z","title":"Training Video Foundation Models with NVIDIA NeMo"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.12964","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":"sha256:752a3cb9829e82c38456b5c9478cbc716749302fbdafcc80d13d4e16e5946887","target":"record","created_at":"2026-07-05T10:32:50Z","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":"a7226d93b0297fb17a6a8ba8ef840664d838c461668486b8e3ab7de2e2766e70","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-03-17T09:19:12Z","title_canon_sha256":"a129b0e42044b583192c757be279c4c092946025f0e46772d1699224758bb269"},"schema_version":"1.0","source":{"id":"2503.12964","kind":"arxiv","version":1}},"canonical_sha256":"5e0db5ae7b8032dc073630182648bbd1181f795e0cea8c9dbc0c5edc4dc0c675","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5e0db5ae7b8032dc073630182648bbd1181f795e0cea8c9dbc0c5edc4dc0c675","first_computed_at":"2026-07-05T10:32:50.033006Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:32:50.033006Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hldvzeIBaIbG24RkJ0XulpD5vw9OQuF70SDeFuynqd0tVjU8hTd0wjbx9eZ93vgS78ScHQYhAqLiU3+uBFW7Dw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:32:50.033934Z","signed_message":"canonical_sha256_bytes"},"source_id":"2503.12964","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:752a3cb9829e82c38456b5c9478cbc716749302fbdafcc80d13d4e16e5946887","sha256:1ced7db06db21742a58f9460f0047faee1e91d97ebca387c5b97719d296463fb"],"state_sha256":"9f93048f34bcfc7f6552eb43f487a4b69a9b8d98359575a8000516c82d9a3e80"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jaEvgluWevySVXk0KhJoS1+wHz7bTx6e1zxBmh2NhPv6UyEtKEqBvN3j5FU2YC952v0kSdCNxzUq0aKARXtTCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T07:23:56.062732Z","bundle_sha256":"f9a754806928b4b9cfdfcb95234befb452b8e94b7237482fdf708cecbe452934"}}