{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:GEPNTKVGY3K7MEO4EGE5J27Y4W","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":"4a75783eeb52a1ff01a461126c7592d4a1ce4737ea6294db00b018e3e59ba3f3","cross_cats_sorted":["cs.CY"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SI","submitted_at":"2024-06-28T12:13:29Z","title_canon_sha256":"be20d98f02ad8877e3cf7941cccee6f82cebef286ec9df62bbb201c984e8a013"},"schema_version":"1.0","source":{"id":"2406.19867","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.19867","created_at":"2026-07-05T08:37:56Z"},{"alias_kind":"arxiv_version","alias_value":"2406.19867v1","created_at":"2026-07-05T08:37:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.19867","created_at":"2026-07-05T08:37:56Z"},{"alias_kind":"pith_short_12","alias_value":"GEPNTKVGY3K7","created_at":"2026-07-05T08:37:56Z"},{"alias_kind":"pith_short_16","alias_value":"GEPNTKVGY3K7MEO4","created_at":"2026-07-05T08:37:56Z"},{"alias_kind":"pith_short_8","alias_value":"GEPNTKVG","created_at":"2026-07-05T08:37:56Z"}],"graph_snapshots":[{"event_id":"sha256:6dd210ce3dd8a3707adcd1afec050a30da2f3418870efd27b4ddfc6c247ce1ea","target":"graph","created_at":"2026-07-05T08:37:56Z","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/2406.19867/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Following recent policy changes by X (Twitter) and other social media platforms, user interaction data has become increasingly difficult to access. These restrictions are impeding robust research pertaining to social and political phenomena online, which is critical due to the profound impact social media platforms may have on our societies. Here, we investigate the reliability of polarization measures obtained from different samples of social media data by studying the structural polarization of the Polish political debate on Twitter over a 24-hour period. First, we show that the political di","authors_text":"Alessandro Galeazzi, Andrea Lo Sasso, Antoine Vendeville, Bj\\\"orn Komander, Emma Fraxanet, Gabriele Di Bona, Max Falkenberg, Virginia Morini","cross_cats":["cs.CY"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SI","submitted_at":"2024-06-28T12:13:29Z","title":"Sampled Datasets Risk Substantial Bias in the Identification of Political Polarization on Social Media"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.19867","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:efcce6cddb1719f5690065a95848b90911dbbd59c18bd6e108cd38b7e5bc82a1","target":"record","created_at":"2026-07-05T08:37:56Z","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":"4a75783eeb52a1ff01a461126c7592d4a1ce4737ea6294db00b018e3e59ba3f3","cross_cats_sorted":["cs.CY"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SI","submitted_at":"2024-06-28T12:13:29Z","title_canon_sha256":"be20d98f02ad8877e3cf7941cccee6f82cebef286ec9df62bbb201c984e8a013"},"schema_version":"1.0","source":{"id":"2406.19867","kind":"arxiv","version":1}},"canonical_sha256":"311ed9aaa6c6d5f611dc2189d4ebf8e5bb92e4bbfba47064c09e441d835802bc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"311ed9aaa6c6d5f611dc2189d4ebf8e5bb92e4bbfba47064c09e441d835802bc","first_computed_at":"2026-07-05T08:37:56.322875Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:37:56.322875Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"H04nyzHhPJIJwpl2RDLOtmQREblgEnBgu4QejTQL7nyM36zYuCvzmyA4k4BqwzBF+WTyxMwZBdFjEgPdyF3ZCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:37:56.323374Z","signed_message":"canonical_sha256_bytes"},"source_id":"2406.19867","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:efcce6cddb1719f5690065a95848b90911dbbd59c18bd6e108cd38b7e5bc82a1","sha256:6dd210ce3dd8a3707adcd1afec050a30da2f3418870efd27b4ddfc6c247ce1ea"],"state_sha256":"c9411279b510b804ea0f36c625ae697f845101702f6f6ac6c442b6cf4e7d64cd"}