{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:YKELJ7IJVTOHHMAMAKBEYBZ3YD","short_pith_number":"pith:YKELJ7IJ","schema_version":"1.0","canonical_sha256":"c288b4fd09acdc73b00c02824c073bc0df38f7b4b81417b4ffafb8f33e082307","source":{"kind":"arxiv","id":"1707.07466","version":2},"attestation_state":"computed","paper":{"title":"The Pitman-Yor process and an empirical study of choice behavior","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SI","physics.data-an"],"primary_cat":"physics.soc-ph","authors_text":"Fumiaki Sano, Masato Hisakado, Shintaro Mori","submitted_at":"2017-07-24T10:23:14Z","abstract_excerpt":"This study discusses choice behavior using a voting model in which voters can obtain information from a finite number of previous $r$ voters. Voters vote for a candidate with a probability proportional to the previous vote ratio, which is visible to the voters. We obtain the Pitman sampling formula as the equilibrium distribution of $r$ votes. We present the model as a process of posting on a bulletin board system, 2ch.net, where users can choose one of many threads to create a post. We explore how this choice depends on the last $r$ posts and the distribution of these last $r$ posts across th"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1707.07466","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2017-07-24T10:23:14Z","cross_cats_sorted":["cs.SI","physics.data-an"],"title_canon_sha256":"b3b401bb1af83545653de18b427554bfbd07839a784439e766936ef5e1d66634","abstract_canon_sha256":"b30e4545de2477cb6bfe24be6f67fafb87ffacdd2723c484948e626b78b2a4f8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:23:34.691231Z","signature_b64":"nAtvrGfWL81D7H/xcDxvtwHxkYym1q2ZnNxeWDMz/0t2Eft8VVtecqic4MNCv+XTLKt+s9WGEb4/oN15DGdABQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c288b4fd09acdc73b00c02824c073bc0df38f7b4b81417b4ffafb8f33e082307","last_reissued_at":"2026-05-18T00:23:34.690550Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:23:34.690550Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Pitman-Yor process and an empirical study of choice behavior","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SI","physics.data-an"],"primary_cat":"physics.soc-ph","authors_text":"Fumiaki Sano, Masato Hisakado, Shintaro Mori","submitted_at":"2017-07-24T10:23:14Z","abstract_excerpt":"This study discusses choice behavior using a voting model in which voters can obtain information from a finite number of previous $r$ voters. Voters vote for a candidate with a probability proportional to the previous vote ratio, which is visible to the voters. We obtain the Pitman sampling formula as the equilibrium distribution of $r$ votes. We present the model as a process of posting on a bulletin board system, 2ch.net, where users can choose one of many threads to create a post. We explore how this choice depends on the last $r$ posts and the distribution of these last $r$ posts across th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.07466","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1707.07466","created_at":"2026-05-18T00:23:34.690650+00:00"},{"alias_kind":"arxiv_version","alias_value":"1707.07466v2","created_at":"2026-05-18T00:23:34.690650+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.07466","created_at":"2026-05-18T00:23:34.690650+00:00"},{"alias_kind":"pith_short_12","alias_value":"YKELJ7IJVTOH","created_at":"2026-05-18T12:31:56.362134+00:00"},{"alias_kind":"pith_short_16","alias_value":"YKELJ7IJVTOHHMAM","created_at":"2026-05-18T12:31:56.362134+00:00"},{"alias_kind":"pith_short_8","alias_value":"YKELJ7IJ","created_at":"2026-05-18T12:31:56.362134+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/YKELJ7IJVTOHHMAMAKBEYBZ3YD","json":"https://pith.science/pith/YKELJ7IJVTOHHMAMAKBEYBZ3YD.json","graph_json":"https://pith.science/api/pith-number/YKELJ7IJVTOHHMAMAKBEYBZ3YD/graph.json","events_json":"https://pith.science/api/pith-number/YKELJ7IJVTOHHMAMAKBEYBZ3YD/events.json","paper":"https://pith.science/paper/YKELJ7IJ"},"agent_actions":{"view_html":"https://pith.science/pith/YKELJ7IJVTOHHMAMAKBEYBZ3YD","download_json":"https://pith.science/pith/YKELJ7IJVTOHHMAMAKBEYBZ3YD.json","view_paper":"https://pith.science/paper/YKELJ7IJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1707.07466&json=true","fetch_graph":"https://pith.science/api/pith-number/YKELJ7IJVTOHHMAMAKBEYBZ3YD/graph.json","fetch_events":"https://pith.science/api/pith-number/YKELJ7IJVTOHHMAMAKBEYBZ3YD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YKELJ7IJVTOHHMAMAKBEYBZ3YD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YKELJ7IJVTOHHMAMAKBEYBZ3YD/action/storage_attestation","attest_author":"https://pith.science/pith/YKELJ7IJVTOHHMAMAKBEYBZ3YD/action/author_attestation","sign_citation":"https://pith.science/pith/YKELJ7IJVTOHHMAMAKBEYBZ3YD/action/citation_signature","submit_replication":"https://pith.science/pith/YKELJ7IJVTOHHMAMAKBEYBZ3YD/action/replication_record"}},"created_at":"2026-05-18T00:23:34.690650+00:00","updated_at":"2026-05-18T00:23:34.690650+00:00"}