{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:PTONMFUN6DVDAT4LPYZOAW3KSU","merge_version":"pith-open-graph-merge-v1","event_count":4,"valid_event_count":4,"invalid_event_count":0,"equivocation_count":1,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"7f6d1787563d09f0b228edb612f47b275accb75d5a1817d279821dd305b60064","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MA","submitted_at":"2026-05-22T15:18:25Z","title_canon_sha256":"0b82117f03adc182c6fe00b357e855d996733e91f61f54d457dbdb3959077d12"},"schema_version":"1.0","source":{"id":"2605.23743","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.23743","created_at":"2026-05-25T02:02:29Z"},{"alias_kind":"arxiv_version","alias_value":"2605.23743v1","created_at":"2026-05-25T02:02:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.23743","created_at":"2026-05-25T02:02:29Z"},{"alias_kind":"pith_short_12","alias_value":"PTONMFUN6DVD","created_at":"2026-05-25T02:02:29Z"},{"alias_kind":"pith_short_16","alias_value":"PTONMFUN6DVDAT4L","created_at":"2026-05-25T02:02:29Z"},{"alias_kind":"pith_short_8","alias_value":"PTONMFUN","created_at":"2026-05-25T02:02:29Z"}],"graph_snapshots":[{"event_id":"sha256:80316f5d4e92be141f6eea56b1f5a58372c5c4a03304bcc0af7a65dcde03eb86","target":"graph","created_at":"2026-05-25T02:02:29Z","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/2605.23743/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The communication complexity of a voting rule is the worst-case number of bits that n voters must transmit to a central authority under the most efficient elicitation protocol in an election with m candidates. We study the communication complexity of Instant-Runoff Voting (IRV). Conitzer and Sandholm [2005] established an upper bound of O(n (log m)${}^2$), but did not provide a matching lower bound beyond $\\Omega$(n log m). We resolve this open problem by raising the lower bound to $\\Omega$(n (log m)${}^2$) using the fooling set technique, thereby showing that the communication complexity of I","authors_text":"CNRS), \\'Elie de Panafieu, Fran\\c{c}ois Durand, J\\'er\\^ome Lang (LAMSADE","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MA","submitted_at":"2026-05-22T15:18:25Z","title":"The Communication Complexity of Instant-Runoff Voting"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.23743","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":"sha256:7e6e69733563ddeb2b070350d08519b0fa21904f3d3663bb73c49e414bdd79fb","target":"record","created_at":"2026-05-25T02:02:29Z","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":"7f6d1787563d09f0b228edb612f47b275accb75d5a1817d279821dd305b60064","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MA","submitted_at":"2026-05-22T15:18:25Z","title_canon_sha256":"0b82117f03adc182c6fe00b357e855d996733e91f61f54d457dbdb3959077d12"},"schema_version":"1.0","source":{"id":"2605.23743","kind":"arxiv","version":1}},"canonical_sha256":"7cdcd6168df0ea304f8b7e32e05b6a95201cf64faeb259aedebb90d240edb41b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7cdcd6168df0ea304f8b7e32e05b6a95201cf64faeb259aedebb90d240edb41b","first_computed_at":"2026-05-25T02:02:29.665246Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-25T02:02:29.665246Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QXLqowj0kNEI5+krUkbicKbQsAI3rzGfqv9EeFBhXKlpdt/lGMtnlxY6ix2W7K95vSWVnVVH2AP4WwSWelERAw==","signature_status":"signed_v1","signed_at":"2026-05-25T02:02:29.666006Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.23743","source_kind":"arxiv","source_version":1}}},"equivocations":[{"signer_id":"pith.science","event_type":"integrity_finding","target":"integrity","event_ids":["sha256:a53872c0ddd2c3075a029569a8c0ecea1fc078444cde09a75bc9b5875888cb1d","sha256:f38244c521edcbfa36621ba8e3a37cb969eadb033c674e5b2682c54adef05b49"]}],"invalid_events":[],"applied_event_ids":["sha256:7e6e69733563ddeb2b070350d08519b0fa21904f3d3663bb73c49e414bdd79fb","sha256:80316f5d4e92be141f6eea56b1f5a58372c5c4a03304bcc0af7a65dcde03eb86"],"state_sha256":"5686ca67919e22890b4a51be3ac0d1065f727ea469ca05eda294c0deba4985cc"}