{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:NXSHD7XVU5T46NOKDDRPRZKKEN","short_pith_number":"pith:NXSHD7XV","canonical_record":{"source":{"id":"2607.18839","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-07-21T08:25:32Z","cross_cats_sorted":[],"title_canon_sha256":"936cd4c1c95221acc5c9a9b05fad5decc818cb78a3fda72c636ae5f510a60d99","abstract_canon_sha256":"92745dc402e3735f88008b568e12ef756e1703834559c39b0f1af10bf4466594"},"schema_version":"1.0"},"canonical_sha256":"6de471fef5a767cf35ca18e2f8e54a23554ab65ea0b2ce8e1ea3cab7baedf13c","source":{"kind":"arxiv","id":"2607.18839","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.18839","created_at":"2026-07-22T01:23:15Z"},{"alias_kind":"arxiv_version","alias_value":"2607.18839v1","created_at":"2026-07-22T01:23:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.18839","created_at":"2026-07-22T01:23:15Z"},{"alias_kind":"pith_short_12","alias_value":"NXSHD7XVU5T4","created_at":"2026-07-22T01:23:15Z"},{"alias_kind":"pith_short_16","alias_value":"NXSHD7XVU5T46NOK","created_at":"2026-07-22T01:23:15Z"},{"alias_kind":"pith_short_8","alias_value":"NXSHD7XV","created_at":"2026-07-22T01:23:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:NXSHD7XVU5T46NOKDDRPRZKKEN","target":"record","payload":{"canonical_record":{"source":{"id":"2607.18839","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-07-21T08:25:32Z","cross_cats_sorted":[],"title_canon_sha256":"936cd4c1c95221acc5c9a9b05fad5decc818cb78a3fda72c636ae5f510a60d99","abstract_canon_sha256":"92745dc402e3735f88008b568e12ef756e1703834559c39b0f1af10bf4466594"},"schema_version":"1.0"},"canonical_sha256":"6de471fef5a767cf35ca18e2f8e54a23554ab65ea0b2ce8e1ea3cab7baedf13c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-22T01:23:15.257310Z","signature_b64":"E3C8FXeNkXzQvnJOYDZJfqgQPKk1MLIq+w6ajblQ5IuR39KKO6eI6vUXRcZHjE9hfdE77flhSxDSAzSydYtsDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6de471fef5a767cf35ca18e2f8e54a23554ab65ea0b2ce8e1ea3cab7baedf13c","last_reissued_at":"2026-07-22T01:23:15.256475Z","signature_status":"signed_v1","first_computed_at":"2026-07-22T01:23:15.256475Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.18839","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":"2026-07-22T01:23:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mHFx3C8OgYsrsCcwj40P8FPFxe+yK7JyItJpbgLADK9Laoh22a99zi40H0Xf7whFxrrizk6HeDTsQaARaFUGDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T03:10:49.673788Z"},"content_sha256":"81b04df8e119c5b9e62560ec73da9fc857f976eddc4cc79fc166097dedae2ea5","schema_version":"1.0","event_id":"sha256:81b04df8e119c5b9e62560ec73da9fc857f976eddc4cc79fc166097dedae2ea5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:NXSHD7XVU5T46NOKDDRPRZKKEN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"HPD-Parsing: Hierarchical Parallel Document Parsing","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Cheng Cui, Hao Zou, Jingjing Wu, Le Xiang, Lingshu Zhang, Manhui Lin, Qunyi Xie, Shu Wei, Tengyu Du, Xiaolong Ma, Xu Fan, Yangliu Xu, YY","submitted_at":"2026-07-21T08:25:32Z","abstract_excerpt":"Efficient teamwork typically combines global coordination with parallel execution, a principle not yet fully reflected in unified Vision-Language Model (VLM)-based document parsers. Existing unified parsers process an entire page jointly but generate its output through a single token-by-token autoregressive trajectory, creating a sequential bottleneck that grows with document length. Such full-page sequential generation overlooks a key property of document parsing: layout must be analyzed globally, whereas block content can be parsed in parallel. Based on this observation, we introduce HPD-Par"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.18839","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/2607.18839/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":"2026-07-22T01:23:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TuM/+jZFxHYOrKZC7zOmTTTvuQ7kS2F/3o9+F/nUoKpoViOdX8VKy3FgC5i8/T1KGX2KiS6WeZ7HeUzawKa8CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T03:10:49.674163Z"},"content_sha256":"8957b27fcf90520cd0111225e1e1e6d87291dea73b85998d01e5cedc06572ed7","schema_version":"1.0","event_id":"sha256:8957b27fcf90520cd0111225e1e1e6d87291dea73b85998d01e5cedc06572ed7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NXSHD7XVU5T46NOKDDRPRZKKEN/bundle.json","state_url":"https://pith.science/pith/NXSHD7XVU5T46NOKDDRPRZKKEN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NXSHD7XVU5T46NOKDDRPRZKKEN/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":"2026-08-04T03:10:49Z","links":{"resolver":"https://pith.science/pith/NXSHD7XVU5T46NOKDDRPRZKKEN","bundle":"https://pith.science/pith/NXSHD7XVU5T46NOKDDRPRZKKEN/bundle.json","state":"https://pith.science/pith/NXSHD7XVU5T46NOKDDRPRZKKEN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NXSHD7XVU5T46NOKDDRPRZKKEN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:NXSHD7XVU5T46NOKDDRPRZKKEN","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":"92745dc402e3735f88008b568e12ef756e1703834559c39b0f1af10bf4466594","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-07-21T08:25:32Z","title_canon_sha256":"936cd4c1c95221acc5c9a9b05fad5decc818cb78a3fda72c636ae5f510a60d99"},"schema_version":"1.0","source":{"id":"2607.18839","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.18839","created_at":"2026-07-22T01:23:15Z"},{"alias_kind":"arxiv_version","alias_value":"2607.18839v1","created_at":"2026-07-22T01:23:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.18839","created_at":"2026-07-22T01:23:15Z"},{"alias_kind":"pith_short_12","alias_value":"NXSHD7XVU5T4","created_at":"2026-07-22T01:23:15Z"},{"alias_kind":"pith_short_16","alias_value":"NXSHD7XVU5T46NOK","created_at":"2026-07-22T01:23:15Z"},{"alias_kind":"pith_short_8","alias_value":"NXSHD7XV","created_at":"2026-07-22T01:23:15Z"}],"graph_snapshots":[{"event_id":"sha256:8957b27fcf90520cd0111225e1e1e6d87291dea73b85998d01e5cedc06572ed7","target":"graph","created_at":"2026-07-22T01:23:15Z","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/2607.18839/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Efficient teamwork typically combines global coordination with parallel execution, a principle not yet fully reflected in unified Vision-Language Model (VLM)-based document parsers. Existing unified parsers process an entire page jointly but generate its output through a single token-by-token autoregressive trajectory, creating a sequential bottleneck that grows with document length. Such full-page sequential generation overlooks a key property of document parsing: layout must be analyzed globally, whereas block content can be parsed in parallel. Based on this observation, we introduce HPD-Par","authors_text":"Cheng Cui, Hao Zou, Jingjing Wu, Le Xiang, Lingshu Zhang, Manhui Lin, Qunyi Xie, Shu Wei, Tengyu Du, Xiaolong Ma, Xu Fan, Yangliu Xu, YY","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-07-21T08:25:32Z","title":"HPD-Parsing: Hierarchical Parallel Document Parsing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.18839","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":"sha256:81b04df8e119c5b9e62560ec73da9fc857f976eddc4cc79fc166097dedae2ea5","target":"record","created_at":"2026-07-22T01:23:15Z","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":"92745dc402e3735f88008b568e12ef756e1703834559c39b0f1af10bf4466594","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-07-21T08:25:32Z","title_canon_sha256":"936cd4c1c95221acc5c9a9b05fad5decc818cb78a3fda72c636ae5f510a60d99"},"schema_version":"1.0","source":{"id":"2607.18839","kind":"arxiv","version":1}},"canonical_sha256":"6de471fef5a767cf35ca18e2f8e54a23554ab65ea0b2ce8e1ea3cab7baedf13c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6de471fef5a767cf35ca18e2f8e54a23554ab65ea0b2ce8e1ea3cab7baedf13c","first_computed_at":"2026-07-22T01:23:15.256475Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-22T01:23:15.256475Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"E3C8FXeNkXzQvnJOYDZJfqgQPKk1MLIq+w6ajblQ5IuR39KKO6eI6vUXRcZHjE9hfdE77flhSxDSAzSydYtsDQ==","signature_status":"signed_v1","signed_at":"2026-07-22T01:23:15.257310Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.18839","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:81b04df8e119c5b9e62560ec73da9fc857f976eddc4cc79fc166097dedae2ea5","sha256:8957b27fcf90520cd0111225e1e1e6d87291dea73b85998d01e5cedc06572ed7"],"state_sha256":"7caf999cd42bde2c6ca4688fdd7775ddd5499b8e6c09aa60dc9920dbf00a82b3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RsqnGZMA4PRoM5tNDHm0LvND1tPGjUBzDEpPQS2bOyzDf6LXC5hyWD2hi2wYkCPmA+kX/DAwYk6sLqudSvYFDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T03:10:49.676880Z","bundle_sha256":"051cbac5608e3ad4615839c2f87aa930c35007c5f5c4baf51d244a13f4a36a9e"}}