{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:JEGLXYWNCHVPAJEQK3YOC5IQ3H","short_pith_number":"pith:JEGLXYWN","canonical_record":{"source":{"id":"1901.10816","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.DL","submitted_at":"2019-01-30T13:34:45Z","cross_cats_sorted":["cs.IR"],"title_canon_sha256":"d8cd93df06a03421fc13599fb4a4e49657088b6a1fb15e955af126705995709f","abstract_canon_sha256":"eff8ff06d6991045533c2dda0b1e5f4503b766c35941d303c31be86f8d700927"},"schema_version":"1.0"},"canonical_sha256":"490cbbe2cd11eaf0249056f0e17510d9e7c191f059f00d30cde53493d43642e6","source":{"kind":"arxiv","id":"1901.10816","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.10816","created_at":"2026-07-04T23:50:54Z"},{"alias_kind":"arxiv_version","alias_value":"1901.10816v3","created_at":"2026-07-04T23:50:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.10816","created_at":"2026-07-04T23:50:54Z"},{"alias_kind":"pith_short_12","alias_value":"JEGLXYWNCHVP","created_at":"2026-07-04T23:50:54Z"},{"alias_kind":"pith_short_16","alias_value":"JEGLXYWNCHVPAJEQ","created_at":"2026-07-04T23:50:54Z"},{"alias_kind":"pith_short_8","alias_value":"JEGLXYWN","created_at":"2026-07-04T23:50:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:JEGLXYWNCHVPAJEQK3YOC5IQ3H","target":"record","payload":{"canonical_record":{"source":{"id":"1901.10816","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.DL","submitted_at":"2019-01-30T13:34:45Z","cross_cats_sorted":["cs.IR"],"title_canon_sha256":"d8cd93df06a03421fc13599fb4a4e49657088b6a1fb15e955af126705995709f","abstract_canon_sha256":"eff8ff06d6991045533c2dda0b1e5f4503b766c35941d303c31be86f8d700927"},"schema_version":"1.0"},"canonical_sha256":"490cbbe2cd11eaf0249056f0e17510d9e7c191f059f00d30cde53493d43642e6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:50:54.099347Z","signature_b64":"THs9kHKoTvWC9qPkess7mnijA/Pgor0xeh9VLdwlTcq/UKrMWgdmekp3nhzuc3cse37c4kHUxpqjZsfW/5+sDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"490cbbe2cd11eaf0249056f0e17510d9e7c191f059f00d30cde53493d43642e6","last_reissued_at":"2026-07-04T23:50:54.098833Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:50:54.098833Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.10816","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T23:50:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kf0OT+y4/ioNf42HeUHeNCkyP24L4HKwIQ57i/8Worex5PhHJaVUZGkrU2kW+f7wCu6YCvyyjb0FixB7YkYZBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T19:09:51.197749Z"},"content_sha256":"d3c06cb2e52f6f44fe0b4ee5cbfdf80642e373815aa367980c3b318feab365c8","schema_version":"1.0","event_id":"sha256:d3c06cb2e52f6f44fe0b4ee5cbfdf80642e373815aa367980c3b318feab365c8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:JEGLXYWNCHVPAJEQK3YOC5IQ3H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Open Research Knowledge Graph: Next Generation Infrastructure for Semantic Scholarly Knowledge","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["cs.IR"],"primary_cat":"cs.DL","authors_text":"Allard Oelen, G\\'abor Kismih\\'ok, Jennifer D'Souza, Kheir Eddine Farfar, Manuel Prinz, Markus Stocker, Mohamad Yaser Jaradeh, S\\\"oren Auer","submitted_at":"2019-01-30T13:34:45Z","abstract_excerpt":"Despite improved digital access to scholarly knowledge in recent decades, scholarly communication remains exclusively document-based. In this form, scholarly knowledge is hard to process automatically. In this paper, we present the first steps towards a knowledge graph based infrastructure that acquires scholarly knowledge in machine actionable form thus enabling new possibilities for scholarly knowledge curation, publication and processing. The primary contribution is to present, evaluate and discuss multi-modal scholarly knowledge acquisition, combining crowdsourced and automated techniques."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.10816","kind":"arxiv","version":3},"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/1901.10816/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":"2026-07-04T23:50:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MV26B02z7FvxQGAO6YWM5Wlml+I3xloD8yvT7Gdj0aFrFMxQrJEKwFWcSywkOBwWuJroPEXArOenBbJTndbiCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T19:09:51.198116Z"},"content_sha256":"0c9a148a94938e892de2089c5e5ea8037e397c98763edfa1f73ca8505cd5fd24","schema_version":"1.0","event_id":"sha256:0c9a148a94938e892de2089c5e5ea8037e397c98763edfa1f73ca8505cd5fd24"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JEGLXYWNCHVPAJEQK3YOC5IQ3H/bundle.json","state_url":"https://pith.science/pith/JEGLXYWNCHVPAJEQK3YOC5IQ3H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JEGLXYWNCHVPAJEQK3YOC5IQ3H/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":"2026-07-08T19:09:51Z","links":{"resolver":"https://pith.science/pith/JEGLXYWNCHVPAJEQK3YOC5IQ3H","bundle":"https://pith.science/pith/JEGLXYWNCHVPAJEQK3YOC5IQ3H/bundle.json","state":"https://pith.science/pith/JEGLXYWNCHVPAJEQK3YOC5IQ3H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JEGLXYWNCHVPAJEQK3YOC5IQ3H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:JEGLXYWNCHVPAJEQK3YOC5IQ3H","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":"eff8ff06d6991045533c2dda0b1e5f4503b766c35941d303c31be86f8d700927","cross_cats_sorted":["cs.IR"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.DL","submitted_at":"2019-01-30T13:34:45Z","title_canon_sha256":"d8cd93df06a03421fc13599fb4a4e49657088b6a1fb15e955af126705995709f"},"schema_version":"1.0","source":{"id":"1901.10816","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.10816","created_at":"2026-07-04T23:50:54Z"},{"alias_kind":"arxiv_version","alias_value":"1901.10816v3","created_at":"2026-07-04T23:50:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.10816","created_at":"2026-07-04T23:50:54Z"},{"alias_kind":"pith_short_12","alias_value":"JEGLXYWNCHVP","created_at":"2026-07-04T23:50:54Z"},{"alias_kind":"pith_short_16","alias_value":"JEGLXYWNCHVPAJEQ","created_at":"2026-07-04T23:50:54Z"},{"alias_kind":"pith_short_8","alias_value":"JEGLXYWN","created_at":"2026-07-04T23:50:54Z"}],"graph_snapshots":[{"event_id":"sha256:0c9a148a94938e892de2089c5e5ea8037e397c98763edfa1f73ca8505cd5fd24","target":"graph","created_at":"2026-07-04T23:50:54Z","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/1901.10816/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Despite improved digital access to scholarly knowledge in recent decades, scholarly communication remains exclusively document-based. In this form, scholarly knowledge is hard to process automatically. In this paper, we present the first steps towards a knowledge graph based infrastructure that acquires scholarly knowledge in machine actionable form thus enabling new possibilities for scholarly knowledge curation, publication and processing. The primary contribution is to present, evaluate and discuss multi-modal scholarly knowledge acquisition, combining crowdsourced and automated techniques.","authors_text":"Allard Oelen, G\\'abor Kismih\\'ok, Jennifer D'Souza, Kheir Eddine Farfar, Manuel Prinz, Markus Stocker, Mohamad Yaser Jaradeh, S\\\"oren Auer","cross_cats":["cs.IR"],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.DL","submitted_at":"2019-01-30T13:34:45Z","title":"Open Research Knowledge Graph: Next Generation Infrastructure for Semantic Scholarly Knowledge"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.10816","kind":"arxiv","version":3},"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:d3c06cb2e52f6f44fe0b4ee5cbfdf80642e373815aa367980c3b318feab365c8","target":"record","created_at":"2026-07-04T23:50:54Z","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":"eff8ff06d6991045533c2dda0b1e5f4503b766c35941d303c31be86f8d700927","cross_cats_sorted":["cs.IR"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.DL","submitted_at":"2019-01-30T13:34:45Z","title_canon_sha256":"d8cd93df06a03421fc13599fb4a4e49657088b6a1fb15e955af126705995709f"},"schema_version":"1.0","source":{"id":"1901.10816","kind":"arxiv","version":3}},"canonical_sha256":"490cbbe2cd11eaf0249056f0e17510d9e7c191f059f00d30cde53493d43642e6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"490cbbe2cd11eaf0249056f0e17510d9e7c191f059f00d30cde53493d43642e6","first_computed_at":"2026-07-04T23:50:54.098833Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T23:50:54.098833Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"THs9kHKoTvWC9qPkess7mnijA/Pgor0xeh9VLdwlTcq/UKrMWgdmekp3nhzuc3cse37c4kHUxpqjZsfW/5+sDw==","signature_status":"signed_v1","signed_at":"2026-07-04T23:50:54.099347Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.10816","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d3c06cb2e52f6f44fe0b4ee5cbfdf80642e373815aa367980c3b318feab365c8","sha256:0c9a148a94938e892de2089c5e5ea8037e397c98763edfa1f73ca8505cd5fd24"],"state_sha256":"4197a41d9846fba731c5a318e8982bf6e77eee9b07bcc7e927b8decce8924c34"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sY/0NEey5fhsrGW8ZXRmrVNQma2I+AD/s4WDGivlx7ctIQIWq5PKgGDrlaI/5T1a7UYKhjImROa4OyVQDy8JAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-08T19:09:51.200276Z","bundle_sha256":"b9522a3c799948ba26f6909140b5dbab145f62aa216740f349e1b33db5160cc8"}}