{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:YN3HS6RTOW4CBY5IXDQAOGVGCP","short_pith_number":"pith:YN3HS6RT","canonical_record":{"source":{"id":"1702.01172","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2017-02-03T21:36:46Z","cross_cats_sorted":["cs.DL"],"title_canon_sha256":"b5ca2f1190fa452dc63d7e7ee6510fbccfdad3338a02c66acb0f252757a5a2f4","abstract_canon_sha256":"3a0bc62225f5cfabedd359d73b0e2af8607d6643a86be8cbf4c0e1b8ce269361"},"schema_version":"1.0"},"canonical_sha256":"c376797a3375b820e3a8b8e0071aa613e7849c6b8d4fe81929fbcd9724eb7fbd","source":{"kind":"arxiv","id":"1702.01172","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.01172","created_at":"2026-05-18T00:51:24Z"},{"alias_kind":"arxiv_version","alias_value":"1702.01172v1","created_at":"2026-05-18T00:51:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.01172","created_at":"2026-05-18T00:51:24Z"},{"alias_kind":"pith_short_12","alias_value":"YN3HS6RTOW4C","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"YN3HS6RTOW4CBY5I","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"YN3HS6RT","created_at":"2026-05-18T12:31:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:YN3HS6RTOW4CBY5IXDQAOGVGCP","target":"record","payload":{"canonical_record":{"source":{"id":"1702.01172","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2017-02-03T21:36:46Z","cross_cats_sorted":["cs.DL"],"title_canon_sha256":"b5ca2f1190fa452dc63d7e7ee6510fbccfdad3338a02c66acb0f252757a5a2f4","abstract_canon_sha256":"3a0bc62225f5cfabedd359d73b0e2af8607d6643a86be8cbf4c0e1b8ce269361"},"schema_version":"1.0"},"canonical_sha256":"c376797a3375b820e3a8b8e0071aa613e7849c6b8d4fe81929fbcd9724eb7fbd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:24.321389Z","signature_b64":"I5liHPSFLWQ0J4kL+2mT6+BapJMMUzuV+mGqAvAQMgkiIzH+0RDpeO0BNaHOZN7kr74A3xEt3jEQ3xRBQe/gDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c376797a3375b820e3a8b8e0071aa613e7849c6b8d4fe81929fbcd9724eb7fbd","last_reissued_at":"2026-05-18T00:51:24.320910Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:24.320910Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.01172","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":"2026-05-18T00:51:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EmNKhOM85bBk2FdGrPjJLUaqJp9BjUhA4Ev+EovFbZd6MULCnPfSuHHYenovkrV/8D8YKKu/E3BCmVBjDjx8AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T23:49:09.438984Z"},"content_sha256":"d36deed50b90293852ecad3596df262fd9ac88b4fbad50f65c0b68ceec6486e2","schema_version":"1.0","event_id":"sha256:d36deed50b90293852ecad3596df262fd9ac88b4fbad50f65c0b68ceec6486e2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:YN3HS6RTOW4CBY5IXDQAOGVGCP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Insights into Entity Name Evolution on Wikipedia","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DL"],"primary_cat":"cs.CL","authors_text":"Helge Holzmann, Thomas Risse","submitted_at":"2017-02-03T21:36:46Z","abstract_excerpt":"Working with Web archives raises a number of issues caused by their temporal characteristics. Depending on the age of the content, additional knowledge might be needed to find and understand older texts. Especially facts about entities are subject to change. Most severe in terms of information retrieval are name changes. In order to find entities that have changed their name over time, search engines need to be aware of this evolution. We tackle this problem by analyzing Wikipedia in terms of entity evolutions mentioned in articles regardless the structural elements. We gathered statistics and"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.01172","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":""},"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":"2026-05-18T00:51:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e0mg+eKo+xFCR70QSAnIZpsDA0VyzMiIsedF4Ft4N8l0cubkEGDQ/9O0f6uxibaKI9w5adKzYnBq+Lbt2hyeAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T23:49:09.439351Z"},"content_sha256":"cfd89a10077850405a5014a4cac764ba7440f5cd8a529817f9b656e36531e852","schema_version":"1.0","event_id":"sha256:cfd89a10077850405a5014a4cac764ba7440f5cd8a529817f9b656e36531e852"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YN3HS6RTOW4CBY5IXDQAOGVGCP/bundle.json","state_url":"https://pith.science/pith/YN3HS6RTOW4CBY5IXDQAOGVGCP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YN3HS6RTOW4CBY5IXDQAOGVGCP/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":"2026-06-02T23:49:09Z","links":{"resolver":"https://pith.science/pith/YN3HS6RTOW4CBY5IXDQAOGVGCP","bundle":"https://pith.science/pith/YN3HS6RTOW4CBY5IXDQAOGVGCP/bundle.json","state":"https://pith.science/pith/YN3HS6RTOW4CBY5IXDQAOGVGCP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YN3HS6RTOW4CBY5IXDQAOGVGCP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:YN3HS6RTOW4CBY5IXDQAOGVGCP","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":"3a0bc62225f5cfabedd359d73b0e2af8607d6643a86be8cbf4c0e1b8ce269361","cross_cats_sorted":["cs.DL"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2017-02-03T21:36:46Z","title_canon_sha256":"b5ca2f1190fa452dc63d7e7ee6510fbccfdad3338a02c66acb0f252757a5a2f4"},"schema_version":"1.0","source":{"id":"1702.01172","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.01172","created_at":"2026-05-18T00:51:24Z"},{"alias_kind":"arxiv_version","alias_value":"1702.01172v1","created_at":"2026-05-18T00:51:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.01172","created_at":"2026-05-18T00:51:24Z"},{"alias_kind":"pith_short_12","alias_value":"YN3HS6RTOW4C","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"YN3HS6RTOW4CBY5I","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"YN3HS6RT","created_at":"2026-05-18T12:31:56Z"}],"graph_snapshots":[{"event_id":"sha256:cfd89a10077850405a5014a4cac764ba7440f5cd8a529817f9b656e36531e852","target":"graph","created_at":"2026-05-18T00:51:24Z","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"},"paper":{"abstract_excerpt":"Working with Web archives raises a number of issues caused by their temporal characteristics. Depending on the age of the content, additional knowledge might be needed to find and understand older texts. Especially facts about entities are subject to change. Most severe in terms of information retrieval are name changes. In order to find entities that have changed their name over time, search engines need to be aware of this evolution. We tackle this problem by analyzing Wikipedia in terms of entity evolutions mentioned in articles regardless the structural elements. We gathered statistics and","authors_text":"Helge Holzmann, Thomas Risse","cross_cats":["cs.DL"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2017-02-03T21:36:46Z","title":"Insights into Entity Name Evolution on Wikipedia"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.01172","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:d36deed50b90293852ecad3596df262fd9ac88b4fbad50f65c0b68ceec6486e2","target":"record","created_at":"2026-05-18T00:51:24Z","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":"3a0bc62225f5cfabedd359d73b0e2af8607d6643a86be8cbf4c0e1b8ce269361","cross_cats_sorted":["cs.DL"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2017-02-03T21:36:46Z","title_canon_sha256":"b5ca2f1190fa452dc63d7e7ee6510fbccfdad3338a02c66acb0f252757a5a2f4"},"schema_version":"1.0","source":{"id":"1702.01172","kind":"arxiv","version":1}},"canonical_sha256":"c376797a3375b820e3a8b8e0071aa613e7849c6b8d4fe81929fbcd9724eb7fbd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c376797a3375b820e3a8b8e0071aa613e7849c6b8d4fe81929fbcd9724eb7fbd","first_computed_at":"2026-05-18T00:51:24.320910Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:51:24.320910Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"I5liHPSFLWQ0J4kL+2mT6+BapJMMUzuV+mGqAvAQMgkiIzH+0RDpeO0BNaHOZN7kr74A3xEt3jEQ3xRBQe/gDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:51:24.321389Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.01172","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d36deed50b90293852ecad3596df262fd9ac88b4fbad50f65c0b68ceec6486e2","sha256:cfd89a10077850405a5014a4cac764ba7440f5cd8a529817f9b656e36531e852"],"state_sha256":"1f22ce6d16bd7d24e9a114d7a44aab73b19f50fd39fb35f39f6d6e57c2c45ea9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0FNAl8auQAWH7AHCUoNQIBP5z//9fjo/tFG+cR8FVg6ct8Iu7XNZ/JUOvCCx+Z18oVc0/pgszLc+gQXRdTBLAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T23:49:09.441328Z","bundle_sha256":"750fc31e45d8c09d4f9a415feb646c74f0f8cb29c7ffaf873b068c96f4c8f1d8"}}