{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:6ISDQ6BZJS7D6KPO72DR4MSGTM","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":"be94e8f40ff97be416d50c83acaeef291f8501452f000336b33775ba75a6509d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"econ.TH","submitted_at":"2020-10-18T14:06:09Z","title_canon_sha256":"3d170089e4bc1b295b6f131db9f0e205e06d711eb0d5e137c54bb5fb67ca8f51"},"schema_version":"1.0","source":{"id":"2010.08990","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.08990","created_at":"2026-07-05T05:10:51Z"},{"alias_kind":"arxiv_version","alias_value":"2010.08990v2","created_at":"2026-07-05T05:10:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.08990","created_at":"2026-07-05T05:10:51Z"},{"alias_kind":"pith_short_12","alias_value":"6ISDQ6BZJS7D","created_at":"2026-07-05T05:10:51Z"},{"alias_kind":"pith_short_16","alias_value":"6ISDQ6BZJS7D6KPO","created_at":"2026-07-05T05:10:51Z"},{"alias_kind":"pith_short_8","alias_value":"6ISDQ6BZ","created_at":"2026-07-05T05:10:51Z"}],"graph_snapshots":[{"event_id":"sha256:3a38d7fdbd43fe07abe836b0e5c09b0e6ecd05bdf2469ad0adcad0c0752affdc","target":"graph","created_at":"2026-07-05T05:10:51Z","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/2010.08990/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the information design problem in a single-unit auction setting. The information designer controls independent private signals according to which the buyers infer their binary private values. Assuming that the seller adopts the optimal auction due to Myerson (1981) in response, we characterize both the buyer-optimal information structure, which maximizes the buyers' surplus, and the sellerworst information structure, which minimizes the seller's revenue. We translate both information design problems into finite-dimensional, constrained optimization problems in which one can explicitly","authors_text":"Xiangqian Yang, Yi-Chun Chen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"econ.TH","submitted_at":"2020-10-18T14:06:09Z","title":"Information Design in Optimal Auctions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.08990","kind":"arxiv","version":2},"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:f616408c73d64a5a0014cf1aebf995e9edc0b375ea8cc9b6c42b37844616fe0f","target":"record","created_at":"2026-07-05T05:10:51Z","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":"be94e8f40ff97be416d50c83acaeef291f8501452f000336b33775ba75a6509d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"econ.TH","submitted_at":"2020-10-18T14:06:09Z","title_canon_sha256":"3d170089e4bc1b295b6f131db9f0e205e06d711eb0d5e137c54bb5fb67ca8f51"},"schema_version":"1.0","source":{"id":"2010.08990","kind":"arxiv","version":2}},"canonical_sha256":"f2243878394cbe3f29eefe871e32469b29de3d8b7311d8feba450ddb9212de21","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f2243878394cbe3f29eefe871e32469b29de3d8b7311d8feba450ddb9212de21","first_computed_at":"2026-07-05T05:10:51.801327Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:10:51.801327Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fErl6nuGFfBoQa404wgoiKe+iJfpHDwAPmQEMlHtFZnYHIvbC6bU3eOAzx0G9vkASVvq7yneHLaN3BLFzdKADw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:10:51.801840Z","signed_message":"canonical_sha256_bytes"},"source_id":"2010.08990","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f616408c73d64a5a0014cf1aebf995e9edc0b375ea8cc9b6c42b37844616fe0f","sha256:3a38d7fdbd43fe07abe836b0e5c09b0e6ecd05bdf2469ad0adcad0c0752affdc"],"state_sha256":"aee2597c5bbc14f34a08357e90dfdc45f8507ce6faebd55f0ca05bcece80a74f"}