{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:KWYLS5LZFAVW7SJSA7EBJ22XZD","short_pith_number":"pith:KWYLS5LZ","canonical_record":{"source":{"id":"2607.19893","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2026-07-22T08:27:33Z","cross_cats_sorted":[],"title_canon_sha256":"8feaa656e3caa043aed8723567d8bac7299ec49b144afc737ca51b68ec7b5528","abstract_canon_sha256":"dfcbbeec751ef209b3a3041f11ea94fb2eb675be297628fc3ad8f938fc2b01ad"},"schema_version":"1.0"},"canonical_sha256":"55b0b97579282b6fc93207c814eb57c8e2f3f720d94b926a3b5beab06e898726","source":{"kind":"arxiv","id":"2607.19893","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.19893","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"arxiv_version","alias_value":"2607.19893v1","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.19893","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"pith_short_12","alias_value":"KWYLS5LZFAVW","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"pith_short_16","alias_value":"KWYLS5LZFAVW7SJS","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"pith_short_8","alias_value":"KWYLS5LZ","created_at":"2026-07-23T01:24:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:KWYLS5LZFAVW7SJSA7EBJ22XZD","target":"record","payload":{"canonical_record":{"source":{"id":"2607.19893","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2026-07-22T08:27:33Z","cross_cats_sorted":[],"title_canon_sha256":"8feaa656e3caa043aed8723567d8bac7299ec49b144afc737ca51b68ec7b5528","abstract_canon_sha256":"dfcbbeec751ef209b3a3041f11ea94fb2eb675be297628fc3ad8f938fc2b01ad"},"schema_version":"1.0"},"canonical_sha256":"55b0b97579282b6fc93207c814eb57c8e2f3f720d94b926a3b5beab06e898726","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-23T01:24:06.211863Z","signature_b64":"i1c0Td2b0V9P+Yz7si9ZSEwKbDkJ9vDlM72MSyS9zM0GWtlwI1ubg+J1PfKePN9e1F+2CDD/OyClr24fjSsHBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"55b0b97579282b6fc93207c814eb57c8e2f3f720d94b926a3b5beab06e898726","last_reissued_at":"2026-07-23T01:24:06.211059Z","signature_status":"signed_v1","first_computed_at":"2026-07-23T01:24:06.211059Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.19893","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":"2026-07-23T01:24:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+t4JM2HP6AA2XrEVbJGvkbPiarDiLa0ARsivtpBkWjVXJqKSKoJ1prTQqhrB3yTzqt3ei+JLGTG8eghCMoncBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T22:51:45.154516Z"},"content_sha256":"25ca8365bdcb3e48dda90273c66977846a3ace1011be4618178701680dc40d1b","schema_version":"1.0","event_id":"sha256:25ca8365bdcb3e48dda90273c66977846a3ace1011be4618178701680dc40d1b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:KWYLS5LZFAVW7SJSA7EBJ22XZD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Odin: Primitive-Level Synchronization for Distributed Point-Based Neural Rendering","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Hengjie Li, Jidong Zhai, Miao Tao, Rong Fu, Yuanzhen Zhou, Yuchang Zhang, Zeyu He, Zhenxiang Ma, Zhenyu Yang","submitted_at":"2026-07-22T08:27:33Z","abstract_excerpt":"Point-based neural rendering (PBNR) represents 3D scenes as explicit, trainable primitives and underpins high-quality reconstruction and emerging embodied AI and world-model pipelines. Unlike layer-structured neural networks, PBNR has primitive-indexed dependencies: each view reads and updates only a sparse, view-dependent subset of mutable scene state. As large scenes require distributed training and optimized renderers reduce per-view computation, global task- or iteration-level barriers increasingly place synchronization, rather than rendering, on the critical path. We present Odin, a distr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.19893","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/2607.19893/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":"2026-07-23T01:24:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+z1g87EoLBPeu1EsA4OECO5hmbn9MIMiSB+MkL8booALTRYWZ9VGTre9SWyQJBJUisXJCG66LRitCG2/GIOyDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T22:51:45.155322Z"},"content_sha256":"a1dd0aef962b9f2f14a0fd721082dff469dc77733b35c3d7358abcef8fa8ed5f","schema_version":"1.0","event_id":"sha256:a1dd0aef962b9f2f14a0fd721082dff469dc77733b35c3d7358abcef8fa8ed5f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KWYLS5LZFAVW7SJSA7EBJ22XZD/bundle.json","state_url":"https://pith.science/pith/KWYLS5LZFAVW7SJSA7EBJ22XZD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KWYLS5LZFAVW7SJSA7EBJ22XZD/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":"2026-08-03T22:51:45Z","links":{"resolver":"https://pith.science/pith/KWYLS5LZFAVW7SJSA7EBJ22XZD","bundle":"https://pith.science/pith/KWYLS5LZFAVW7SJSA7EBJ22XZD/bundle.json","state":"https://pith.science/pith/KWYLS5LZFAVW7SJSA7EBJ22XZD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KWYLS5LZFAVW7SJSA7EBJ22XZD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:KWYLS5LZFAVW7SJSA7EBJ22XZD","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":"dfcbbeec751ef209b3a3041f11ea94fb2eb675be297628fc3ad8f938fc2b01ad","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2026-07-22T08:27:33Z","title_canon_sha256":"8feaa656e3caa043aed8723567d8bac7299ec49b144afc737ca51b68ec7b5528"},"schema_version":"1.0","source":{"id":"2607.19893","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.19893","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"arxiv_version","alias_value":"2607.19893v1","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.19893","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"pith_short_12","alias_value":"KWYLS5LZFAVW","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"pith_short_16","alias_value":"KWYLS5LZFAVW7SJS","created_at":"2026-07-23T01:24:06Z"},{"alias_kind":"pith_short_8","alias_value":"KWYLS5LZ","created_at":"2026-07-23T01:24:06Z"}],"graph_snapshots":[{"event_id":"sha256:a1dd0aef962b9f2f14a0fd721082dff469dc77733b35c3d7358abcef8fa8ed5f","target":"graph","created_at":"2026-07-23T01:24:06Z","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/2607.19893/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Point-based neural rendering (PBNR) represents 3D scenes as explicit, trainable primitives and underpins high-quality reconstruction and emerging embodied AI and world-model pipelines. Unlike layer-structured neural networks, PBNR has primitive-indexed dependencies: each view reads and updates only a sparse, view-dependent subset of mutable scene state. As large scenes require distributed training and optimized renderers reduce per-view computation, global task- or iteration-level barriers increasingly place synchronization, rather than rendering, on the critical path. We present Odin, a distr","authors_text":"Hengjie Li, Jidong Zhai, Miao Tao, Rong Fu, Yuanzhen Zhou, Yuchang Zhang, Zeyu He, Zhenxiang Ma, Zhenyu Yang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2026-07-22T08:27:33Z","title":"Odin: Primitive-Level Synchronization for Distributed Point-Based Neural Rendering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.19893","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":"sha256:25ca8365bdcb3e48dda90273c66977846a3ace1011be4618178701680dc40d1b","target":"record","created_at":"2026-07-23T01:24:06Z","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":"dfcbbeec751ef209b3a3041f11ea94fb2eb675be297628fc3ad8f938fc2b01ad","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DC","submitted_at":"2026-07-22T08:27:33Z","title_canon_sha256":"8feaa656e3caa043aed8723567d8bac7299ec49b144afc737ca51b68ec7b5528"},"schema_version":"1.0","source":{"id":"2607.19893","kind":"arxiv","version":1}},"canonical_sha256":"55b0b97579282b6fc93207c814eb57c8e2f3f720d94b926a3b5beab06e898726","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"55b0b97579282b6fc93207c814eb57c8e2f3f720d94b926a3b5beab06e898726","first_computed_at":"2026-07-23T01:24:06.211059Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-23T01:24:06.211059Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"i1c0Td2b0V9P+Yz7si9ZSEwKbDkJ9vDlM72MSyS9zM0GWtlwI1ubg+J1PfKePN9e1F+2CDD/OyClr24fjSsHBQ==","signature_status":"signed_v1","signed_at":"2026-07-23T01:24:06.211863Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.19893","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:25ca8365bdcb3e48dda90273c66977846a3ace1011be4618178701680dc40d1b","sha256:a1dd0aef962b9f2f14a0fd721082dff469dc77733b35c3d7358abcef8fa8ed5f"],"state_sha256":"eba1ea69581313558d00c3c65692d69c10dec15e0913fd43cd6fd2171bdc4215"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sFdpMiQR3unPiQ2+8brix9DGiMeC1h8UU7GTeRYThm4gzzNcBC3v16PrSSZAjbjeHEsEOt2OpDvmJs7UujJzBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T22:51:45.161171Z","bundle_sha256":"4f88d5aed3cf1c9a50dabb0318fe790ffa01786db378a0530154dab9eaa9319f"}}