{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:OQSLTARKSRQHWGCDSN447O6JAL","short_pith_number":"pith:OQSLTARK","canonical_record":{"source":{"id":"1401.0255","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2014-01-01T06:45:58Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"eb996d51d836955cf60bb3b5121a8d5330600bfbba043411ff6ac218e9728ba8","abstract_canon_sha256":"b0ce1a6b3a82718fe275f400d062eb357f4476769d4a89e2918020c4537faba4"},"schema_version":"1.0"},"canonical_sha256":"7424b9822a94607b18439379cfbbc902e2714fee4b0b553639949a50c7147c8b","source":{"kind":"arxiv","id":"1401.0255","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.0255","created_at":"2026-05-18T03:03:23Z"},{"alias_kind":"arxiv_version","alias_value":"1401.0255v1","created_at":"2026-05-18T03:03:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.0255","created_at":"2026-05-18T03:03:23Z"},{"alias_kind":"pith_short_12","alias_value":"OQSLTARKSRQH","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_16","alias_value":"OQSLTARKSRQHWGCD","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_8","alias_value":"OQSLTARK","created_at":"2026-05-18T12:28:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:OQSLTARKSRQHWGCDSN447O6JAL","target":"record","payload":{"canonical_record":{"source":{"id":"1401.0255","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2014-01-01T06:45:58Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"eb996d51d836955cf60bb3b5121a8d5330600bfbba043411ff6ac218e9728ba8","abstract_canon_sha256":"b0ce1a6b3a82718fe275f400d062eb357f4476769d4a89e2918020c4537faba4"},"schema_version":"1.0"},"canonical_sha256":"7424b9822a94607b18439379cfbbc902e2714fee4b0b553639949a50c7147c8b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:03:23.660842Z","signature_b64":"CIMf5+ank52bjm0qAGKM8C34WXtGLcEzoIr8h4yWHIcKjm7aYy+bQ75paCTHq/TqQzYU1otQv7sy8KjeWYChCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7424b9822a94607b18439379cfbbc902e2714fee4b0b553639949a50c7147c8b","last_reissued_at":"2026-05-18T03:03:23.660251Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:03:23.660251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1401.0255","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":"2026-05-18T03:03:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H62xP8mdX3LWmQZ1savPFAHInL0iR8u3TlcP79GTR8MtUUxPSVxc65Ypu06oFJPM2IPBj/OeZjICdz5y54JBAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T05:40:04.898955Z"},"content_sha256":"f18a4815aa5d86b778e28527b0bd2022f907d621367c5dcde8d528915c253a58","schema_version":"1.0","event_id":"sha256:f18a4815aa5d86b778e28527b0bd2022f907d621367c5dcde8d528915c253a58"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:OQSLTARKSRQHWGCDSN447O6JAL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Modeling Attractiveness and Multiple Clicks in Sponsored Search Results","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"cs.IR","authors_text":"Dinesh Govindaraj, S.V.N. Vishwanathan, Tao Wang","submitted_at":"2014-01-01T06:45:58Z","abstract_excerpt":"Click models are an important tool for leveraging user feedback, and are used by commercial search engines for surfacing relevant search results. However, existing click models are lacking in two aspects. First, they do not share information across search results when computing attractiveness. Second, they assume that users interact with the search results sequentially. Based on our analysis of the click logs of a commercial search engine, we observe that the sequential scan assumption does not always hold, especially for sponsored search results. To overcome the above two limitations, we prop"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.0255","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":"2026-05-18T03:03:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w7Bbct4+Rwif2ruh8D4mPbnaf+3NCJoEpKcLp581iVN2k8v7FGIYbiLz7SNk/owN75bSxoZ8wdmre6cbRBjKCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T05:40:04.899299Z"},"content_sha256":"019fa2cca9721a5711a3c5ddf4d0add61ceeb75231fbf74ac719e95cfb169b58","schema_version":"1.0","event_id":"sha256:019fa2cca9721a5711a3c5ddf4d0add61ceeb75231fbf74ac719e95cfb169b58"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OQSLTARKSRQHWGCDSN447O6JAL/bundle.json","state_url":"https://pith.science/pith/OQSLTARKSRQHWGCDSN447O6JAL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OQSLTARKSRQHWGCDSN447O6JAL/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":"2026-05-28T05:40:04Z","links":{"resolver":"https://pith.science/pith/OQSLTARKSRQHWGCDSN447O6JAL","bundle":"https://pith.science/pith/OQSLTARKSRQHWGCDSN447O6JAL/bundle.json","state":"https://pith.science/pith/OQSLTARKSRQHWGCDSN447O6JAL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OQSLTARKSRQHWGCDSN447O6JAL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:OQSLTARKSRQHWGCDSN447O6JAL","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":"b0ce1a6b3a82718fe275f400d062eb357f4476769d4a89e2918020c4537faba4","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2014-01-01T06:45:58Z","title_canon_sha256":"eb996d51d836955cf60bb3b5121a8d5330600bfbba043411ff6ac218e9728ba8"},"schema_version":"1.0","source":{"id":"1401.0255","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.0255","created_at":"2026-05-18T03:03:23Z"},{"alias_kind":"arxiv_version","alias_value":"1401.0255v1","created_at":"2026-05-18T03:03:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.0255","created_at":"2026-05-18T03:03:23Z"},{"alias_kind":"pith_short_12","alias_value":"OQSLTARKSRQH","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_16","alias_value":"OQSLTARKSRQHWGCD","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_8","alias_value":"OQSLTARK","created_at":"2026-05-18T12:28:43Z"}],"graph_snapshots":[{"event_id":"sha256:019fa2cca9721a5711a3c5ddf4d0add61ceeb75231fbf74ac719e95cfb169b58","target":"graph","created_at":"2026-05-18T03:03:23Z","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":"Click models are an important tool for leveraging user feedback, and are used by commercial search engines for surfacing relevant search results. However, existing click models are lacking in two aspects. First, they do not share information across search results when computing attractiveness. Second, they assume that users interact with the search results sequentially. Based on our analysis of the click logs of a commercial search engine, we observe that the sequential scan assumption does not always hold, especially for sponsored search results. To overcome the above two limitations, we prop","authors_text":"Dinesh Govindaraj, S.V.N. Vishwanathan, Tao Wang","cross_cats":["cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2014-01-01T06:45:58Z","title":"Modeling Attractiveness and Multiple Clicks in Sponsored Search Results"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.0255","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:f18a4815aa5d86b778e28527b0bd2022f907d621367c5dcde8d528915c253a58","target":"record","created_at":"2026-05-18T03:03:23Z","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":"b0ce1a6b3a82718fe275f400d062eb357f4476769d4a89e2918020c4537faba4","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2014-01-01T06:45:58Z","title_canon_sha256":"eb996d51d836955cf60bb3b5121a8d5330600bfbba043411ff6ac218e9728ba8"},"schema_version":"1.0","source":{"id":"1401.0255","kind":"arxiv","version":1}},"canonical_sha256":"7424b9822a94607b18439379cfbbc902e2714fee4b0b553639949a50c7147c8b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7424b9822a94607b18439379cfbbc902e2714fee4b0b553639949a50c7147c8b","first_computed_at":"2026-05-18T03:03:23.660251Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:03:23.660251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CIMf5+ank52bjm0qAGKM8C34WXtGLcEzoIr8h4yWHIcKjm7aYy+bQ75paCTHq/TqQzYU1otQv7sy8KjeWYChCw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:03:23.660842Z","signed_message":"canonical_sha256_bytes"},"source_id":"1401.0255","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f18a4815aa5d86b778e28527b0bd2022f907d621367c5dcde8d528915c253a58","sha256:019fa2cca9721a5711a3c5ddf4d0add61ceeb75231fbf74ac719e95cfb169b58"],"state_sha256":"477e59db5a7bfc9ab6f3b563b8458fbb70e36de2811204bd1bc25239215cad84"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vqSrwSm1/6Nv1ze6dlsz4ZK14bwV38BypjZ97bhVbEvbAM39TvybvefXtF3WfNwBgQchenGe2bBNXV0FNFsXDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T05:40:04.901328Z","bundle_sha256":"e48e31ccef75fbbe4d6d34a235f53e25346590e5377b83af02fc763c28171087"}}