{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:6ACCJCH7XZI73P6TPEVE3MZWGF","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":"3c7cc12f24cb51236020e057c23fd7ae88444708e5aaef8e82f52c4f920f1edf","cross_cats_sorted":["q-fin.RM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.PM","submitted_at":"2014-01-08T10:04:00Z","title_canon_sha256":"07087ddaea9ac472d5cff7ab312327d7a2a2c318db1f4d94f9ad4843a98fbc2b"},"schema_version":"1.0","source":{"id":"1401.1639","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.1639","created_at":"2026-05-18T03:02:58Z"},{"alias_kind":"arxiv_version","alias_value":"1401.1639v1","created_at":"2026-05-18T03:02:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.1639","created_at":"2026-05-18T03:02:58Z"},{"alias_kind":"pith_short_12","alias_value":"6ACCJCH7XZI7","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6ACCJCH7XZI73P6T","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6ACCJCH7","created_at":"2026-05-18T12:28:16Z"}],"graph_snapshots":[{"event_id":"sha256:8b8031cadcd75324218d5292167f385a1f4d1786b254ea5d11533dd04f2987f6","target":"graph","created_at":"2026-05-18T03:02:58Z","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":"We consider optimal consumption and portfolio choice in the presence of Knightian uncertainty in continuous-time. We embed the problem into the new framework of stochastic calculus for such settings, dealing in particular with the issue of non-equivalent multiple priors. We solve the problem completely by identifying the worst--case measure. Our setup also allows to consider interest rate uncertainty; we show that under some robust parameter constellations, the investor optimally puts all his wealth into the asset market, and does not save or borrow at all.","authors_text":"Frank Riedel, Qian Lin","cross_cats":["q-fin.RM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.PM","submitted_at":"2014-01-08T10:04:00Z","title":"Optimal consumption and portfolio choice with ambiguity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.1639","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":"sha256:600e8568a0c773673ce82233023d285fd6b79cd3ab5c49468d9031e92e5be0d2","target":"record","created_at":"2026-05-18T03:02:58Z","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":"3c7cc12f24cb51236020e057c23fd7ae88444708e5aaef8e82f52c4f920f1edf","cross_cats_sorted":["q-fin.RM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.PM","submitted_at":"2014-01-08T10:04:00Z","title_canon_sha256":"07087ddaea9ac472d5cff7ab312327d7a2a2c318db1f4d94f9ad4843a98fbc2b"},"schema_version":"1.0","source":{"id":"1401.1639","kind":"arxiv","version":1}},"canonical_sha256":"f0042488ffbe51fdbfd3792a4db3363143dc9c40f83cd2032b03e0fdf9bfc01c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f0042488ffbe51fdbfd3792a4db3363143dc9c40f83cd2032b03e0fdf9bfc01c","first_computed_at":"2026-05-18T03:02:58.284101Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:02:58.284101Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qO59vh5WKBbRR/KtJjxr/PLoENor6jaDAS4B2//yDPaZFWvWgCS3jLmCGaLaE5u6ZoJimVnwaW6WIOYn3pRwBg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:02:58.284822Z","signed_message":"canonical_sha256_bytes"},"source_id":"1401.1639","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:600e8568a0c773673ce82233023d285fd6b79cd3ab5c49468d9031e92e5be0d2","sha256:8b8031cadcd75324218d5292167f385a1f4d1786b254ea5d11533dd04f2987f6"],"state_sha256":"29f9ffc6180ae9a058e571472a1abbbc4a4b6956f762c99233b1211eb200f7ac"}