{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:JWNLWT5ULJLXJQI6ROB2QDDJRW","short_pith_number":"pith:JWNLWT5U","canonical_record":{"source":{"id":"1605.03838","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2016-05-12T14:43:41Z","cross_cats_sorted":[],"title_canon_sha256":"b7765a276c1329a11039ec2e602984801919aa0d29cbf62c5edefa18d4ced590","abstract_canon_sha256":"7da779f285addb699c10c455f6f797935cc691c6773dd78d0bf7c4a5d47c7fd0"},"schema_version":"1.0"},"canonical_sha256":"4d9abb4fb45a5774c11e8b83a80c698d8df47d011df1e28d9a176846f71f77a5","source":{"kind":"arxiv","id":"1605.03838","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.03838","created_at":"2026-05-18T00:50:01Z"},{"alias_kind":"arxiv_version","alias_value":"1605.03838v2","created_at":"2026-05-18T00:50:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.03838","created_at":"2026-05-18T00:50:01Z"},{"alias_kind":"pith_short_12","alias_value":"JWNLWT5ULJLX","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JWNLWT5ULJLXJQI6","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JWNLWT5U","created_at":"2026-05-18T12:30:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:JWNLWT5ULJLXJQI6ROB2QDDJRW","target":"record","payload":{"canonical_record":{"source":{"id":"1605.03838","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2016-05-12T14:43:41Z","cross_cats_sorted":[],"title_canon_sha256":"b7765a276c1329a11039ec2e602984801919aa0d29cbf62c5edefa18d4ced590","abstract_canon_sha256":"7da779f285addb699c10c455f6f797935cc691c6773dd78d0bf7c4a5d47c7fd0"},"schema_version":"1.0"},"canonical_sha256":"4d9abb4fb45a5774c11e8b83a80c698d8df47d011df1e28d9a176846f71f77a5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:50:01.313044Z","signature_b64":"wKsYaud0icKp75wA+D/BnNvpj6EBEMNaQaYSAyGx3q8zvvTDcRxxlz00vVxzuwe285zrAt0Q9qWH4Q3GiL3TCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4d9abb4fb45a5774c11e8b83a80c698d8df47d011df1e28d9a176846f71f77a5","last_reissued_at":"2026-05-18T00:50:01.312472Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:50:01.312472Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.03838","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:50:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZJcjmM+nBuid2D/5CYNvpalBHt68MkK3qeiDwmAxVTd7mUotV8fJjNxdlQ1jlSMrl8n3pNpA/jGEUVeeXOvxBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T00:25:45.849960Z"},"content_sha256":"f66f3465d74dc6e745ceabf2bfb0d1f831ad4576f4482f7764e6f81dda5170cd","schema_version":"1.0","event_id":"sha256:f66f3465d74dc6e745ceabf2bfb0d1f831ad4576f4482f7764e6f81dda5170cd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:JWNLWT5ULJLXJQI6ROB2QDDJRW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An Experimental Evaluation of Regret-Based Econometrics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.GT","authors_text":"Gali Noti, Noam Nisan","submitted_at":"2016-05-12T14:43:41Z","abstract_excerpt":"Using data obtained in a controlled ad-auction experiment that we ran, we evaluate the regret-based approach to econometrics that was recently suggested by Nekipelov, Syrgkanis, and Tardos (EC 2015). We found that despite the weak regret-based assumptions, the results were (at least) as accurate as those obtained using classic equilibrium-based assumptions. En route we studied to what extent humans actually minimize regret in our ad auction, and found a significant difference between the \"high types\" (players with a high valuation) who indeed rationally minimized regret and the \"low types\" who"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.03838","kind":"arxiv","version":2},"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":"2026-05-18T00:50:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/HfTAEqad6v6biEGOSvDbTU1jAVofrOSCFWL8vOY19PB4ezyHQ7bi65EJPiU6mMoDxbM98XYHtb8LLqtPZYSDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T00:25:45.850339Z"},"content_sha256":"a9dbd3cee1e81acbe133e2efb14545094499da8a354eab46a992db5d1b375ca4","schema_version":"1.0","event_id":"sha256:a9dbd3cee1e81acbe133e2efb14545094499da8a354eab46a992db5d1b375ca4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JWNLWT5ULJLXJQI6ROB2QDDJRW/bundle.json","state_url":"https://pith.science/pith/JWNLWT5ULJLXJQI6ROB2QDDJRW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JWNLWT5ULJLXJQI6ROB2QDDJRW/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":"2026-05-30T00:25:45Z","links":{"resolver":"https://pith.science/pith/JWNLWT5ULJLXJQI6ROB2QDDJRW","bundle":"https://pith.science/pith/JWNLWT5ULJLXJQI6ROB2QDDJRW/bundle.json","state":"https://pith.science/pith/JWNLWT5ULJLXJQI6ROB2QDDJRW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JWNLWT5ULJLXJQI6ROB2QDDJRW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:JWNLWT5ULJLXJQI6ROB2QDDJRW","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":"7da779f285addb699c10c455f6f797935cc691c6773dd78d0bf7c4a5d47c7fd0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2016-05-12T14:43:41Z","title_canon_sha256":"b7765a276c1329a11039ec2e602984801919aa0d29cbf62c5edefa18d4ced590"},"schema_version":"1.0","source":{"id":"1605.03838","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.03838","created_at":"2026-05-18T00:50:01Z"},{"alias_kind":"arxiv_version","alias_value":"1605.03838v2","created_at":"2026-05-18T00:50:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.03838","created_at":"2026-05-18T00:50:01Z"},{"alias_kind":"pith_short_12","alias_value":"JWNLWT5ULJLX","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JWNLWT5ULJLXJQI6","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JWNLWT5U","created_at":"2026-05-18T12:30:25Z"}],"graph_snapshots":[{"event_id":"sha256:a9dbd3cee1e81acbe133e2efb14545094499da8a354eab46a992db5d1b375ca4","target":"graph","created_at":"2026-05-18T00:50:01Z","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":"Using data obtained in a controlled ad-auction experiment that we ran, we evaluate the regret-based approach to econometrics that was recently suggested by Nekipelov, Syrgkanis, and Tardos (EC 2015). We found that despite the weak regret-based assumptions, the results were (at least) as accurate as those obtained using classic equilibrium-based assumptions. En route we studied to what extent humans actually minimize regret in our ad auction, and found a significant difference between the \"high types\" (players with a high valuation) who indeed rationally minimized regret and the \"low types\" who","authors_text":"Gali Noti, Noam Nisan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2016-05-12T14:43:41Z","title":"An Experimental Evaluation of Regret-Based Econometrics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.03838","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:f66f3465d74dc6e745ceabf2bfb0d1f831ad4576f4482f7764e6f81dda5170cd","target":"record","created_at":"2026-05-18T00:50:01Z","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":"7da779f285addb699c10c455f6f797935cc691c6773dd78d0bf7c4a5d47c7fd0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2016-05-12T14:43:41Z","title_canon_sha256":"b7765a276c1329a11039ec2e602984801919aa0d29cbf62c5edefa18d4ced590"},"schema_version":"1.0","source":{"id":"1605.03838","kind":"arxiv","version":2}},"canonical_sha256":"4d9abb4fb45a5774c11e8b83a80c698d8df47d011df1e28d9a176846f71f77a5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4d9abb4fb45a5774c11e8b83a80c698d8df47d011df1e28d9a176846f71f77a5","first_computed_at":"2026-05-18T00:50:01.312472Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:50:01.312472Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wKsYaud0icKp75wA+D/BnNvpj6EBEMNaQaYSAyGx3q8zvvTDcRxxlz00vVxzuwe285zrAt0Q9qWH4Q3GiL3TCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:50:01.313044Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.03838","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f66f3465d74dc6e745ceabf2bfb0d1f831ad4576f4482f7764e6f81dda5170cd","sha256:a9dbd3cee1e81acbe133e2efb14545094499da8a354eab46a992db5d1b375ca4"],"state_sha256":"40de12269b9458dc6270a1663f39174fa18de46f6a07ec63f533897b7b0d3756"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KoD2NLVVoYWk6qfcQWWfBUzFDg85JFJZ3KfHYxKbsOLW8ayp4Ko+Zj8jIxj68gtILmH1EvchvS3my04mBuyHCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T00:25:45.854230Z","bundle_sha256":"893039fcccff9cb2971cca6f36552dcd455f2a75d20372e9de2a73deadca9194"}}