{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:VFMOAOZD6LP5RWJGLYSUCXQ2N7","short_pith_number":"pith:VFMOAOZD","canonical_record":{"source":{"id":"1605.00509","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DL","submitted_at":"2016-05-02T14:45:00Z","cross_cats_sorted":["cs.SI","physics.data-an","physics.soc-ph"],"title_canon_sha256":"b0630d2a55a957d53324188fa919715578719f44cba791fb5bb564a854cdfe99","abstract_canon_sha256":"f020daea3f24c7b13b5ede6d6aa3c518b98c989728a2195d06ab948a3500edef"},"schema_version":"1.0"},"canonical_sha256":"a958e03b23f2dfd8d9265e25415e1a6fffabedefe929b43f344c6c569fae142f","source":{"kind":"arxiv","id":"1605.00509","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.00509","created_at":"2026-05-18T01:11:24Z"},{"alias_kind":"arxiv_version","alias_value":"1605.00509v1","created_at":"2026-05-18T01:11:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.00509","created_at":"2026-05-18T01:11:24Z"},{"alias_kind":"pith_short_12","alias_value":"VFMOAOZD6LP5","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"VFMOAOZD6LP5RWJG","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"VFMOAOZD","created_at":"2026-05-18T12:30:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:VFMOAOZD6LP5RWJGLYSUCXQ2N7","target":"record","payload":{"canonical_record":{"source":{"id":"1605.00509","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DL","submitted_at":"2016-05-02T14:45:00Z","cross_cats_sorted":["cs.SI","physics.data-an","physics.soc-ph"],"title_canon_sha256":"b0630d2a55a957d53324188fa919715578719f44cba791fb5bb564a854cdfe99","abstract_canon_sha256":"f020daea3f24c7b13b5ede6d6aa3c518b98c989728a2195d06ab948a3500edef"},"schema_version":"1.0"},"canonical_sha256":"a958e03b23f2dfd8d9265e25415e1a6fffabedefe929b43f344c6c569fae142f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:11:24.841087Z","signature_b64":"xXPLdaEA1uR+uG4o86ckrB0o4BSomacbfFQ767naS8koV2Tr82rhoF69WYd9bxQYQo+0THoif4c3liS00NurAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a958e03b23f2dfd8d9265e25415e1a6fffabedefe929b43f344c6c569fae142f","last_reissued_at":"2026-05-18T01:11:24.840555Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:11:24.840555Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.00509","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":"2026-05-18T01:11:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2Ocmo+lhQ9J5eHBsPYAXW2ssRW/yCNFpVVbr7Y5mTebb4Rb9VO/hsHyzvwcaRRdGiuEJ2ku1cXtuvc3hpWHABw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T08:19:29.353671Z"},"content_sha256":"83af6732a7d9a9f9f3e202fb1c06f5108d4c0334c98397bd6280172756e4208a","schema_version":"1.0","event_id":"sha256:83af6732a7d9a9f9f3e202fb1c06f5108d4c0334c98397bd6280172756e4208a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:VFMOAOZD6LP5RWJGLYSUCXQ2N7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantifying the changing role of past publications","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SI","physics.data-an","physics.soc-ph"],"primary_cat":"cs.DL","authors_text":"Illes J. Farkas, Katalin Orosz, Peter Pollner","submitted_at":"2016-05-02T14:45:00Z","abstract_excerpt":"Our current societies increasingly rely on electronic repositories of collective knowledge. An archetype of these databases is the Web of Science (WoS) that stores scientific publications. In contrast to several other forms of knowledge -- e.g., Wikipedia articles -- a scientific paper does not change after its \"birth\". Nonetheless, from the moment a paper is published it exists within the evolving web of other papers, thus, its actual meaning to the reader changes. To track how scientific ideas (represented by groups of scientific papers) appear and evolve, we apply a novel combination of alg"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.00509","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":"2026-05-18T01:11:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C+LSTP4562ArAoPkvO8LxjcOJyXNdIQx8i/p6ex7qhfDGoWkB43swxJzIUCSV6P0ZA+tz8Bdpjpxnt1x+C11Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T08:19:29.354336Z"},"content_sha256":"a5a920023991ee3a5c40da5515d643495409d6538341b4fc0bc2a5bc9d496195","schema_version":"1.0","event_id":"sha256:a5a920023991ee3a5c40da5515d643495409d6538341b4fc0bc2a5bc9d496195"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VFMOAOZD6LP5RWJGLYSUCXQ2N7/bundle.json","state_url":"https://pith.science/pith/VFMOAOZD6LP5RWJGLYSUCXQ2N7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VFMOAOZD6LP5RWJGLYSUCXQ2N7/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":"2026-05-27T08:19:29Z","links":{"resolver":"https://pith.science/pith/VFMOAOZD6LP5RWJGLYSUCXQ2N7","bundle":"https://pith.science/pith/VFMOAOZD6LP5RWJGLYSUCXQ2N7/bundle.json","state":"https://pith.science/pith/VFMOAOZD6LP5RWJGLYSUCXQ2N7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VFMOAOZD6LP5RWJGLYSUCXQ2N7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:VFMOAOZD6LP5RWJGLYSUCXQ2N7","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":"f020daea3f24c7b13b5ede6d6aa3c518b98c989728a2195d06ab948a3500edef","cross_cats_sorted":["cs.SI","physics.data-an","physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DL","submitted_at":"2016-05-02T14:45:00Z","title_canon_sha256":"b0630d2a55a957d53324188fa919715578719f44cba791fb5bb564a854cdfe99"},"schema_version":"1.0","source":{"id":"1605.00509","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.00509","created_at":"2026-05-18T01:11:24Z"},{"alias_kind":"arxiv_version","alias_value":"1605.00509v1","created_at":"2026-05-18T01:11:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.00509","created_at":"2026-05-18T01:11:24Z"},{"alias_kind":"pith_short_12","alias_value":"VFMOAOZD6LP5","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"VFMOAOZD6LP5RWJG","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"VFMOAOZD","created_at":"2026-05-18T12:30:48Z"}],"graph_snapshots":[{"event_id":"sha256:a5a920023991ee3a5c40da5515d643495409d6538341b4fc0bc2a5bc9d496195","target":"graph","created_at":"2026-05-18T01:11:24Z","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":"Our current societies increasingly rely on electronic repositories of collective knowledge. An archetype of these databases is the Web of Science (WoS) that stores scientific publications. In contrast to several other forms of knowledge -- e.g., Wikipedia articles -- a scientific paper does not change after its \"birth\". Nonetheless, from the moment a paper is published it exists within the evolving web of other papers, thus, its actual meaning to the reader changes. To track how scientific ideas (represented by groups of scientific papers) appear and evolve, we apply a novel combination of alg","authors_text":"Illes J. Farkas, Katalin Orosz, Peter Pollner","cross_cats":["cs.SI","physics.data-an","physics.soc-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DL","submitted_at":"2016-05-02T14:45:00Z","title":"Quantifying the changing role of past publications"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.00509","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":"sha256:83af6732a7d9a9f9f3e202fb1c06f5108d4c0334c98397bd6280172756e4208a","target":"record","created_at":"2026-05-18T01:11:24Z","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":"f020daea3f24c7b13b5ede6d6aa3c518b98c989728a2195d06ab948a3500edef","cross_cats_sorted":["cs.SI","physics.data-an","physics.soc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DL","submitted_at":"2016-05-02T14:45:00Z","title_canon_sha256":"b0630d2a55a957d53324188fa919715578719f44cba791fb5bb564a854cdfe99"},"schema_version":"1.0","source":{"id":"1605.00509","kind":"arxiv","version":1}},"canonical_sha256":"a958e03b23f2dfd8d9265e25415e1a6fffabedefe929b43f344c6c569fae142f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a958e03b23f2dfd8d9265e25415e1a6fffabedefe929b43f344c6c569fae142f","first_computed_at":"2026-05-18T01:11:24.840555Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:11:24.840555Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xXPLdaEA1uR+uG4o86ckrB0o4BSomacbfFQ767naS8koV2Tr82rhoF69WYd9bxQYQo+0THoif4c3liS00NurAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:11:24.841087Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.00509","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:83af6732a7d9a9f9f3e202fb1c06f5108d4c0334c98397bd6280172756e4208a","sha256:a5a920023991ee3a5c40da5515d643495409d6538341b4fc0bc2a5bc9d496195"],"state_sha256":"48735b8699f9d3827cb364500635422da4d67fa64475a4d383a6b228a6d8d981"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hDgg4PytbVwVx1l5kQNx4vHjA6+H1CcWPGP75QD23z20JnRTUExuLMCVkSl+wPYqug9kTiKJd6paNnAlhxyfDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T08:19:29.357450Z","bundle_sha256":"b5a1d70613826d629403379d487a9b0c0d686caa9c2c71b22d4918909dac37b0"}}