{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:XZM7AMOIUDSAUUFA5BQ5IOLII5","short_pith_number":"pith:XZM7AMOI","canonical_record":{"source":{"id":"1405.2484","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2014-05-11T01:11:57Z","cross_cats_sorted":[],"title_canon_sha256":"7dcacaca57e0e20dbec85ffff6ec89d33f213e6cbabc446aad3310c786316774","abstract_canon_sha256":"6ce52015c9cf25c0a64124f725c57ccd13e58d0eae71f8af0d78053b7a5aacf8"},"schema_version":"1.0"},"canonical_sha256":"be59f031c8a0e40a50a0e861d43968474675af792bad733bffd548b91df97079","source":{"kind":"arxiv","id":"1405.2484","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.2484","created_at":"2026-05-18T02:52:05Z"},{"alias_kind":"arxiv_version","alias_value":"1405.2484v1","created_at":"2026-05-18T02:52:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.2484","created_at":"2026-05-18T02:52:05Z"},{"alias_kind":"pith_short_12","alias_value":"XZM7AMOIUDSA","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"XZM7AMOIUDSAUUFA","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"XZM7AMOI","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:XZM7AMOIUDSAUUFA5BQ5IOLII5","target":"record","payload":{"canonical_record":{"source":{"id":"1405.2484","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2014-05-11T01:11:57Z","cross_cats_sorted":[],"title_canon_sha256":"7dcacaca57e0e20dbec85ffff6ec89d33f213e6cbabc446aad3310c786316774","abstract_canon_sha256":"6ce52015c9cf25c0a64124f725c57ccd13e58d0eae71f8af0d78053b7a5aacf8"},"schema_version":"1.0"},"canonical_sha256":"be59f031c8a0e40a50a0e861d43968474675af792bad733bffd548b91df97079","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:52:05.417173Z","signature_b64":"tQzajGFKpqHjVBJjDusBGqbLnYf4kkf4ntHfHbiVy1fZeKLeLUr5LO2WfE+G9r6Hpg0Dw2s3LhVlZa1EgsgVAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"be59f031c8a0e40a50a0e861d43968474675af792bad733bffd548b91df97079","last_reissued_at":"2026-05-18T02:52:05.416645Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:52:05.416645Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1405.2484","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":"2026-05-18T02:52:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vcUKpnkewOnlWGanmqw28+x6R5K5WUBpgWD118YC/NzMgHhbaaKLNztX6extELv2wGDYf8a3u3jUjkCrDIO+Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T01:02:05.139737Z"},"content_sha256":"b467ae488581aa44f10e6bc4d5ea0093f63e4f80eb9b1d795ad910c951006b9f","schema_version":"1.0","event_id":"sha256:b467ae488581aa44f10e6bc4d5ea0093f63e4f80eb9b1d795ad910c951006b9f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:XZM7AMOIUDSAUUFA5BQ5IOLII5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Truthful Learning Mechanisms for Multi-Slot Sponsored Search Auctions with Externalities","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.GT","authors_text":"Alessandro Lazaric, Francesco Trov\\`o, Marco Rocco, Nicola Gatti","submitted_at":"2014-05-11T01:11:57Z","abstract_excerpt":"Sponsored search auctions constitute one of the most successful applications of microeconomic mechanisms. In mechanism design, auctions are usually designed to incentivize advertisers to bid their truthful valuations and to assure both the advertisers and the auctioneer a non-negative utility. Nonetheless, in sponsored search auctions, the click-through-rates (CTRs) of the advertisers are often unknown to the auctioneer and thus standard truthful mechanisms cannot be directly applied and must be paired with an effective learning algorithm for the estimation of the CTRs. This introduces the cri"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.2484","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":"2026-05-18T02:52:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vvjWy3teqH5CS+DMdB1u5OP5erG/aBkzjQ5PB/FBo1Crj35gZ+LsV5zflaCpsPsd4GSuc8c5jmpwfe0TM2WiAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T01:02:05.140345Z"},"content_sha256":"603b513ae03f5f3f25e5b3cbf910f6b02a42fa4d3208ac6cb8a4deb94e7898d1","schema_version":"1.0","event_id":"sha256:603b513ae03f5f3f25e5b3cbf910f6b02a42fa4d3208ac6cb8a4deb94e7898d1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XZM7AMOIUDSAUUFA5BQ5IOLII5/bundle.json","state_url":"https://pith.science/pith/XZM7AMOIUDSAUUFA5BQ5IOLII5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XZM7AMOIUDSAUUFA5BQ5IOLII5/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":"2026-06-11T01:02:05Z","links":{"resolver":"https://pith.science/pith/XZM7AMOIUDSAUUFA5BQ5IOLII5","bundle":"https://pith.science/pith/XZM7AMOIUDSAUUFA5BQ5IOLII5/bundle.json","state":"https://pith.science/pith/XZM7AMOIUDSAUUFA5BQ5IOLII5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XZM7AMOIUDSAUUFA5BQ5IOLII5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:XZM7AMOIUDSAUUFA5BQ5IOLII5","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":"6ce52015c9cf25c0a64124f725c57ccd13e58d0eae71f8af0d78053b7a5aacf8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2014-05-11T01:11:57Z","title_canon_sha256":"7dcacaca57e0e20dbec85ffff6ec89d33f213e6cbabc446aad3310c786316774"},"schema_version":"1.0","source":{"id":"1405.2484","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.2484","created_at":"2026-05-18T02:52:05Z"},{"alias_kind":"arxiv_version","alias_value":"1405.2484v1","created_at":"2026-05-18T02:52:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.2484","created_at":"2026-05-18T02:52:05Z"},{"alias_kind":"pith_short_12","alias_value":"XZM7AMOIUDSA","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"XZM7AMOIUDSAUUFA","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"XZM7AMOI","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:603b513ae03f5f3f25e5b3cbf910f6b02a42fa4d3208ac6cb8a4deb94e7898d1","target":"graph","created_at":"2026-05-18T02:52:05Z","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":"Sponsored search auctions constitute one of the most successful applications of microeconomic mechanisms. In mechanism design, auctions are usually designed to incentivize advertisers to bid their truthful valuations and to assure both the advertisers and the auctioneer a non-negative utility. Nonetheless, in sponsored search auctions, the click-through-rates (CTRs) of the advertisers are often unknown to the auctioneer and thus standard truthful mechanisms cannot be directly applied and must be paired with an effective learning algorithm for the estimation of the CTRs. This introduces the cri","authors_text":"Alessandro Lazaric, Francesco Trov\\`o, Marco Rocco, Nicola Gatti","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2014-05-11T01:11:57Z","title":"Truthful Learning Mechanisms for Multi-Slot Sponsored Search Auctions with Externalities"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.2484","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:b467ae488581aa44f10e6bc4d5ea0093f63e4f80eb9b1d795ad910c951006b9f","target":"record","created_at":"2026-05-18T02:52:05Z","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":"6ce52015c9cf25c0a64124f725c57ccd13e58d0eae71f8af0d78053b7a5aacf8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2014-05-11T01:11:57Z","title_canon_sha256":"7dcacaca57e0e20dbec85ffff6ec89d33f213e6cbabc446aad3310c786316774"},"schema_version":"1.0","source":{"id":"1405.2484","kind":"arxiv","version":1}},"canonical_sha256":"be59f031c8a0e40a50a0e861d43968474675af792bad733bffd548b91df97079","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"be59f031c8a0e40a50a0e861d43968474675af792bad733bffd548b91df97079","first_computed_at":"2026-05-18T02:52:05.416645Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:52:05.416645Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tQzajGFKpqHjVBJjDusBGqbLnYf4kkf4ntHfHbiVy1fZeKLeLUr5LO2WfE+G9r6Hpg0Dw2s3LhVlZa1EgsgVAA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:52:05.417173Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.2484","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b467ae488581aa44f10e6bc4d5ea0093f63e4f80eb9b1d795ad910c951006b9f","sha256:603b513ae03f5f3f25e5b3cbf910f6b02a42fa4d3208ac6cb8a4deb94e7898d1"],"state_sha256":"2c7f73072ccf0b87198fe09d9ddae42e8471bd2ee2ba71a4f54d13982fdef166"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TpDgMJahnjEiqfT3nq36O+3APkRq58eARLGLWnXPDFo5tGZH/P5j9hbF3tCYCwvX/oDzrGKeszuggcsSyMGuCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T01:02:05.143650Z","bundle_sha256":"081a0c0d5b862ad7301fe2be7100e5162f7dabfb62c95b548610bc2dd0551655"}}