{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:VK45EFLWOBRHUB267P5GFSH4UZ","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":"3746048e18f05159c620f141c52975afcf59552c7602bdc99d5e2fabd39e03f4","cross_cats_sorted":["q-fin.GN"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.PR","submitted_at":"2013-11-01T17:48:06Z","title_canon_sha256":"2326ff3f094f815753e244c0a2c22c3ccb463ccc8c39b5eb3250587e5e79c1c0"},"schema_version":"1.0","source":{"id":"1311.0236","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.0236","created_at":"2026-05-18T03:08:15Z"},{"alias_kind":"arxiv_version","alias_value":"1311.0236v1","created_at":"2026-05-18T03:08:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.0236","created_at":"2026-05-18T03:08:15Z"},{"alias_kind":"pith_short_12","alias_value":"VK45EFLWOBRH","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VK45EFLWOBRHUB26","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VK45EFLW","created_at":"2026-05-18T12:28:04Z"}],"graph_snapshots":[{"event_id":"sha256:55b07b7dcb90618715f8de27bd0b18d088aa31c57e233173c6dc67d1a90fdc18","target":"graph","created_at":"2026-05-18T03:08:15Z","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":"Stochastic dividend discount models (Hurley and Johnson, 1994 and 1998, Yao, 1997) present expressions for the expected value of stock prices when future dividends evolve according to some random scheme. In this paper we try to offer a more precise view on this issue proposing a closed-form formula for the variance of stock prices.","authors_text":"Arianna Agosto, Enrico Moretto","cross_cats":["q-fin.GN"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.PR","submitted_at":"2013-11-01T17:48:06Z","title":"Variance matters (in stochastic dividend discount models)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.0236","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":"sha256:980c05fa9f4f03091707a05d37369b588780cdfd0e8449a93554af4f08702768","target":"record","created_at":"2026-05-18T03:08:15Z","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":"3746048e18f05159c620f141c52975afcf59552c7602bdc99d5e2fabd39e03f4","cross_cats_sorted":["q-fin.GN"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.PR","submitted_at":"2013-11-01T17:48:06Z","title_canon_sha256":"2326ff3f094f815753e244c0a2c22c3ccb463ccc8c39b5eb3250587e5e79c1c0"},"schema_version":"1.0","source":{"id":"1311.0236","kind":"arxiv","version":1}},"canonical_sha256":"aab9d2157670627a075efbfa62c8fca67952ad7436faed275deaaacbb1400c3d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aab9d2157670627a075efbfa62c8fca67952ad7436faed275deaaacbb1400c3d","first_computed_at":"2026-05-18T03:08:15.255743Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:08:15.255743Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/xhaBTUAXsBsPDZ0UTsWCf5Zv3rum6MN7dwRjgWWRwCjuzp73iFkJGkhuZtD7jKSzQ6s0AwdEwha8lx5bRWvBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:08:15.256347Z","signed_message":"canonical_sha256_bytes"},"source_id":"1311.0236","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:980c05fa9f4f03091707a05d37369b588780cdfd0e8449a93554af4f08702768","sha256:55b07b7dcb90618715f8de27bd0b18d088aa31c57e233173c6dc67d1a90fdc18"],"state_sha256":"a6fbd8406c9d3d2f664a3fddd78c8c481bff895c8bfc25059ff3766fc911d7b8"}