{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:ZSYOAP6UOY4CVUM7EZ7YUQBMSJ","short_pith_number":"pith:ZSYOAP6U","canonical_record":{"source":{"id":"2005.04793","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DL","submitted_at":"2020-05-10T21:37:18Z","cross_cats_sorted":[],"title_canon_sha256":"5ef545393ddd33dc76194feb4ac918ae5b3fc940aa8d7bae63d5a25565a024e9","abstract_canon_sha256":"47950581c9f90614643a3424e6bc638416c8a8ba58f23507cdcef6f635230e41"},"schema_version":"1.0"},"canonical_sha256":"ccb0e03fd476382ad19f267f8a402c9267ba1258a37e8a86d2ece66322e5fa9c","source":{"kind":"arxiv","id":"2005.04793","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.04793","created_at":"2026-07-05T04:00:00Z"},{"alias_kind":"arxiv_version","alias_value":"2005.04793v1","created_at":"2026-07-05T04:00:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.04793","created_at":"2026-07-05T04:00:00Z"},{"alias_kind":"pith_short_12","alias_value":"ZSYOAP6UOY4C","created_at":"2026-07-05T04:00:00Z"},{"alias_kind":"pith_short_16","alias_value":"ZSYOAP6UOY4CVUM7","created_at":"2026-07-05T04:00:00Z"},{"alias_kind":"pith_short_8","alias_value":"ZSYOAP6U","created_at":"2026-07-05T04:00:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:ZSYOAP6UOY4CVUM7EZ7YUQBMSJ","target":"record","payload":{"canonical_record":{"source":{"id":"2005.04793","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DL","submitted_at":"2020-05-10T21:37:18Z","cross_cats_sorted":[],"title_canon_sha256":"5ef545393ddd33dc76194feb4ac918ae5b3fc940aa8d7bae63d5a25565a024e9","abstract_canon_sha256":"47950581c9f90614643a3424e6bc638416c8a8ba58f23507cdcef6f635230e41"},"schema_version":"1.0"},"canonical_sha256":"ccb0e03fd476382ad19f267f8a402c9267ba1258a37e8a86d2ece66322e5fa9c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:00:00.806895Z","signature_b64":"JxED2HgW9t9/PIiIaZM9WiDKQLycvYhFxlUZIWGqqfh/gRdQkP4ID04JIRt4rfRSmPREcErtsX0NfcuDecrmAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ccb0e03fd476382ad19f267f8a402c9267ba1258a37e8a86d2ece66322e5fa9c","last_reissued_at":"2026-07-05T04:00:00.806487Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:00:00.806487Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.04793","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":"2026-07-05T04:00:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B7tFuU9ncx018wjuvIvfflDsrEB7Crp5w5jUzUFeXMu6vp4p28PxubkPykSXvDGA4agIKTZHYxB0RkhbJ0cdCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T10:28:39.207167Z"},"content_sha256":"6731d7aaeb16c9afb6746b0ef0d7a38cad8402fca02fbb0f03b27c63b01b2c4e","schema_version":"1.0","event_id":"sha256:6731d7aaeb16c9afb6746b0ef0d7a38cad8402fca02fbb0f03b27c63b01b2c4e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:ZSYOAP6UOY4CVUM7EZ7YUQBMSJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Frequently Co-cited Publications: Features and Kinetics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DL","authors_text":"Dmitriy Korobskiy, George Chacko, James Bradley, Sitaram Devarakonda, Tandy Warnow","submitted_at":"2020-05-10T21:37:18Z","abstract_excerpt":"Co-citation measurements can reveal the extent to which a concept representing a novel combination of existing ideas evolves towards a specialty. The strength of co-citation is represented by its frequency, which accumulates over time. Of interest is whether underlying features associated with the strength of co-citation can be identified. We use the proximal citation network for a given pair of articles (x, y) to compute theta, an a priori estimate of the probability of co-citation between x and y, prior to their first co-citation.Thus, low values for theta reflect pairs of articles for which"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.04793","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/2005.04793/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":"2026-07-05T04:00:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9yqAMsBm197Y95mWo9IwDkIoDtIMOFGQ43BUaQTGXkT6F+xETVw+Tuov2KMnLc0CkqYtvxP87BKnnh8r0wn9Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T10:28:39.207539Z"},"content_sha256":"7acd96dfdf6f0099333cdcf7a3410ef16d9c168d82e5884075c2af9275827a16","schema_version":"1.0","event_id":"sha256:7acd96dfdf6f0099333cdcf7a3410ef16d9c168d82e5884075c2af9275827a16"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZSYOAP6UOY4CVUM7EZ7YUQBMSJ/bundle.json","state_url":"https://pith.science/pith/ZSYOAP6UOY4CVUM7EZ7YUQBMSJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZSYOAP6UOY4CVUM7EZ7YUQBMSJ/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":"2026-07-07T10:28:39Z","links":{"resolver":"https://pith.science/pith/ZSYOAP6UOY4CVUM7EZ7YUQBMSJ","bundle":"https://pith.science/pith/ZSYOAP6UOY4CVUM7EZ7YUQBMSJ/bundle.json","state":"https://pith.science/pith/ZSYOAP6UOY4CVUM7EZ7YUQBMSJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZSYOAP6UOY4CVUM7EZ7YUQBMSJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:ZSYOAP6UOY4CVUM7EZ7YUQBMSJ","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":"47950581c9f90614643a3424e6bc638416c8a8ba58f23507cdcef6f635230e41","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DL","submitted_at":"2020-05-10T21:37:18Z","title_canon_sha256":"5ef545393ddd33dc76194feb4ac918ae5b3fc940aa8d7bae63d5a25565a024e9"},"schema_version":"1.0","source":{"id":"2005.04793","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.04793","created_at":"2026-07-05T04:00:00Z"},{"alias_kind":"arxiv_version","alias_value":"2005.04793v1","created_at":"2026-07-05T04:00:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.04793","created_at":"2026-07-05T04:00:00Z"},{"alias_kind":"pith_short_12","alias_value":"ZSYOAP6UOY4C","created_at":"2026-07-05T04:00:00Z"},{"alias_kind":"pith_short_16","alias_value":"ZSYOAP6UOY4CVUM7","created_at":"2026-07-05T04:00:00Z"},{"alias_kind":"pith_short_8","alias_value":"ZSYOAP6U","created_at":"2026-07-05T04:00:00Z"}],"graph_snapshots":[{"event_id":"sha256:7acd96dfdf6f0099333cdcf7a3410ef16d9c168d82e5884075c2af9275827a16","target":"graph","created_at":"2026-07-05T04:00:00Z","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/2005.04793/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Co-citation measurements can reveal the extent to which a concept representing a novel combination of existing ideas evolves towards a specialty. The strength of co-citation is represented by its frequency, which accumulates over time. Of interest is whether underlying features associated with the strength of co-citation can be identified. We use the proximal citation network for a given pair of articles (x, y) to compute theta, an a priori estimate of the probability of co-citation between x and y, prior to their first co-citation.Thus, low values for theta reflect pairs of articles for which","authors_text":"Dmitriy Korobskiy, George Chacko, James Bradley, Sitaram Devarakonda, Tandy Warnow","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DL","submitted_at":"2020-05-10T21:37:18Z","title":"Frequently Co-cited Publications: Features and Kinetics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.04793","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":"sha256:6731d7aaeb16c9afb6746b0ef0d7a38cad8402fca02fbb0f03b27c63b01b2c4e","target":"record","created_at":"2026-07-05T04:00:00Z","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":"47950581c9f90614643a3424e6bc638416c8a8ba58f23507cdcef6f635230e41","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DL","submitted_at":"2020-05-10T21:37:18Z","title_canon_sha256":"5ef545393ddd33dc76194feb4ac918ae5b3fc940aa8d7bae63d5a25565a024e9"},"schema_version":"1.0","source":{"id":"2005.04793","kind":"arxiv","version":1}},"canonical_sha256":"ccb0e03fd476382ad19f267f8a402c9267ba1258a37e8a86d2ece66322e5fa9c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ccb0e03fd476382ad19f267f8a402c9267ba1258a37e8a86d2ece66322e5fa9c","first_computed_at":"2026-07-05T04:00:00.806487Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:00:00.806487Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JxED2HgW9t9/PIiIaZM9WiDKQLycvYhFxlUZIWGqqfh/gRdQkP4ID04JIRt4rfRSmPREcErtsX0NfcuDecrmAw==","signature_status":"signed_v1","signed_at":"2026-07-05T04:00:00.806895Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.04793","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6731d7aaeb16c9afb6746b0ef0d7a38cad8402fca02fbb0f03b27c63b01b2c4e","sha256:7acd96dfdf6f0099333cdcf7a3410ef16d9c168d82e5884075c2af9275827a16"],"state_sha256":"d00d9eb16cf7da29a1a7b95207a2856a2be69d84767b2448b99cdcacac2a6c6b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JyrEDwOpEPkTbrUILTJtaLaOCSW+FYYxZ6Xj5GE9TZ60H6GACy1o6UFbAqUAqs7eCPxFbDwlXdvE5Sp3lmClDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T10:28:39.209355Z","bundle_sha256":"61802bc7ca1cf81c5f318db5dd1de68c088d48ccdc800b92a642c90cf5ce2f23"}}