{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:5ET44QHFCFFSGDTWSHJV2YWPV5","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":"202fd31c41024c7d0a059b2432bdd0a66ab70394a8f6f4fc3ec7ace6ae1aae47","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2015-08-13T19:49:08Z","title_canon_sha256":"a9447406abeeb58a20f20402a37a627a536347cb75548c29b1f016947e85cd3b"},"schema_version":"1.0","source":{"id":"1508.03326","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.03326","created_at":"2026-05-18T01:21:37Z"},{"alias_kind":"arxiv_version","alias_value":"1508.03326v2","created_at":"2026-05-18T01:21:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.03326","created_at":"2026-05-18T01:21:37Z"},{"alias_kind":"pith_short_12","alias_value":"5ET44QHFCFFS","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"5ET44QHFCFFSGDTW","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"5ET44QHF","created_at":"2026-05-18T12:29:05Z"}],"graph_snapshots":[{"event_id":"sha256:cc9412b43d38303151c0ccb8450dc436bb875468b6136b3f56ba521d05e7f7e5","target":"graph","created_at":"2026-05-18T01:21:37Z","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":"In this survey we cover a few stochastic and adversarial contextual bandit algorithms. We analyze each algorithm's assumption and regret bound.","authors_text":"Li Zhou","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2015-08-13T19:49:08Z","title":"A Survey on Contextual Multi-armed Bandits"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.03326","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:f8ecc2eb21998c8216d786192566ae96fe279b7016651bf954ef443f19f297ef","target":"record","created_at":"2026-05-18T01:21:37Z","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":"202fd31c41024c7d0a059b2432bdd0a66ab70394a8f6f4fc3ec7ace6ae1aae47","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2015-08-13T19:49:08Z","title_canon_sha256":"a9447406abeeb58a20f20402a37a627a536347cb75548c29b1f016947e85cd3b"},"schema_version":"1.0","source":{"id":"1508.03326","kind":"arxiv","version":2}},"canonical_sha256":"e927ce40e5114b230e7691d35d62cfaf6fb66a78e2e0058ad6966a65b52d8489","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e927ce40e5114b230e7691d35d62cfaf6fb66a78e2e0058ad6966a65b52d8489","first_computed_at":"2026-05-18T01:21:37.139963Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:37.139963Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+XNWkbbpFyyaWzFiWgMm6uSaByfDh/pTxmr07mJuI2dfoDWpXrp+nWwMqEihp29a3UZQmoZdjrynFrYMemepBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:37.140536Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.03326","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f8ecc2eb21998c8216d786192566ae96fe279b7016651bf954ef443f19f297ef","sha256:cc9412b43d38303151c0ccb8450dc436bb875468b6136b3f56ba521d05e7f7e5"],"state_sha256":"ff59b413983b421c44edd9d0c88f49ae4d56c14c557659a8b6a277df1aa3e559"}