{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:S2JTWGZENY3K4JIHO2FGUFOBW3","short_pith_number":"pith:S2JTWGZE","canonical_record":{"source":{"id":"2507.01964","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-fin.ST","submitted_at":"2025-05-27T11:34:07Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"8bbea02650c1abb6fb50742ff907b9422fffe9a4a2743433cbb2d47364e5cef4","abstract_canon_sha256":"a6e70ad0e9d1de36933cc220f0d6c8c1b89a0c19466afef74f7c7575b5e6ab8a"},"schema_version":"1.0"},"canonical_sha256":"96933b1b246e36ae2507768a6a15c1b6dc5f347226963bd1e026848b22db3f0d","source":{"kind":"arxiv","id":"2507.01964","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.01964","created_at":"2026-07-05T11:31:09Z"},{"alias_kind":"arxiv_version","alias_value":"2507.01964v1","created_at":"2026-07-05T11:31:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.01964","created_at":"2026-07-05T11:31:09Z"},{"alias_kind":"pith_short_12","alias_value":"S2JTWGZENY3K","created_at":"2026-07-05T11:31:09Z"},{"alias_kind":"pith_short_16","alias_value":"S2JTWGZENY3K4JIH","created_at":"2026-07-05T11:31:09Z"},{"alias_kind":"pith_short_8","alias_value":"S2JTWGZE","created_at":"2026-07-05T11:31:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:S2JTWGZENY3K4JIHO2FGUFOBW3","target":"record","payload":{"canonical_record":{"source":{"id":"2507.01964","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-fin.ST","submitted_at":"2025-05-27T11:34:07Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"8bbea02650c1abb6fb50742ff907b9422fffe9a4a2743433cbb2d47364e5cef4","abstract_canon_sha256":"a6e70ad0e9d1de36933cc220f0d6c8c1b89a0c19466afef74f7c7575b5e6ab8a"},"schema_version":"1.0"},"canonical_sha256":"96933b1b246e36ae2507768a6a15c1b6dc5f347226963bd1e026848b22db3f0d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:31:09.396741Z","signature_b64":"Tk6xJSDZxnBg2FkCqVENW4vQ44oUrt7wO/w5LaFzGBd9rNbKqtz4vw2dbNjGrW8NRoJOP7zvM5U8DpSR8TcfAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"96933b1b246e36ae2507768a6a15c1b6dc5f347226963bd1e026848b22db3f0d","last_reissued_at":"2026-07-05T11:31:09.396198Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:31:09.396198Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.01964","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:31:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MP/KZtnCUraoHXGLABJGzvd6cAxwFWqkdcUOMUznSG6vIwcry9yZ5t0mvDK+t8Vaxx0DSa3P+oFWyKU9GBKWCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T02:40:29.882430Z"},"content_sha256":"1cdcad95274dcfee79927f3b94b98d343d4a0b74035541858a7281eccdbb528a","schema_version":"1.0","event_id":"sha256:1cdcad95274dcfee79927f3b94b98d343d4a0b74035541858a7281eccdbb528a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:S2JTWGZENY3K4JIHO2FGUFOBW3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Forecasting Nigerian Equity Stock Returns Using Long Short-Term Memory Technique","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"q-fin.ST","authors_text":"Adebola K. Ojo, Ifechukwude Jude Okafor","submitted_at":"2025-05-27T11:34:07Z","abstract_excerpt":"Investors and stock market analysts face major challenges in predicting stock returns and making wise investment decisions. The predictability of equity stock returns can boost investor confidence, but it remains a difficult task. To address this issue, a study was conducted using a Long Short-term Memory (LSTM) model to predict future stock market movements. The study used a historical dataset from the Nigerian Stock Exchange (NSE), which was cleaned and normalized to design the LSTM model. The model was evaluated using performance metrics and compared with other deep learning models like Art"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.01964","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2507.01964/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T11:31:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uQO5hPK3E+pHlLE5NLuS4XTzc2oFtmc9ar/x+5sI0L+iY1h/Wu+4C/6MaYWPRkJEMLpbYJSuAcaCNTjjh4BXAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T02:40:29.882946Z"},"content_sha256":"ba5f373d0f8932a77c07d8e806d560851ee3d966f924e7c742a7923fe7707b0b","schema_version":"1.0","event_id":"sha256:ba5f373d0f8932a77c07d8e806d560851ee3d966f924e7c742a7923fe7707b0b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S2JTWGZENY3K4JIHO2FGUFOBW3/bundle.json","state_url":"https://pith.science/pith/S2JTWGZENY3K4JIHO2FGUFOBW3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S2JTWGZENY3K4JIHO2FGUFOBW3/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":"2026-08-09T02:40:29Z","links":{"resolver":"https://pith.science/pith/S2JTWGZENY3K4JIHO2FGUFOBW3","bundle":"https://pith.science/pith/S2JTWGZENY3K4JIHO2FGUFOBW3/bundle.json","state":"https://pith.science/pith/S2JTWGZENY3K4JIHO2FGUFOBW3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S2JTWGZENY3K4JIHO2FGUFOBW3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:S2JTWGZENY3K4JIHO2FGUFOBW3","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":"a6e70ad0e9d1de36933cc220f0d6c8c1b89a0c19466afef74f7c7575b5e6ab8a","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-fin.ST","submitted_at":"2025-05-27T11:34:07Z","title_canon_sha256":"8bbea02650c1abb6fb50742ff907b9422fffe9a4a2743433cbb2d47364e5cef4"},"schema_version":"1.0","source":{"id":"2507.01964","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.01964","created_at":"2026-07-05T11:31:09Z"},{"alias_kind":"arxiv_version","alias_value":"2507.01964v1","created_at":"2026-07-05T11:31:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.01964","created_at":"2026-07-05T11:31:09Z"},{"alias_kind":"pith_short_12","alias_value":"S2JTWGZENY3K","created_at":"2026-07-05T11:31:09Z"},{"alias_kind":"pith_short_16","alias_value":"S2JTWGZENY3K4JIH","created_at":"2026-07-05T11:31:09Z"},{"alias_kind":"pith_short_8","alias_value":"S2JTWGZE","created_at":"2026-07-05T11:31:09Z"}],"graph_snapshots":[{"event_id":"sha256:ba5f373d0f8932a77c07d8e806d560851ee3d966f924e7c742a7923fe7707b0b","target":"graph","created_at":"2026-07-05T11:31:09Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2507.01964/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Investors and stock market analysts face major challenges in predicting stock returns and making wise investment decisions. The predictability of equity stock returns can boost investor confidence, but it remains a difficult task. To address this issue, a study was conducted using a Long Short-term Memory (LSTM) model to predict future stock market movements. The study used a historical dataset from the Nigerian Stock Exchange (NSE), which was cleaned and normalized to design the LSTM model. The model was evaluated using performance metrics and compared with other deep learning models like Art","authors_text":"Adebola K. Ojo, Ifechukwude Jude Okafor","cross_cats":["cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-fin.ST","submitted_at":"2025-05-27T11:34:07Z","title":"Forecasting Nigerian Equity Stock Returns Using Long Short-Term Memory Technique"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.01964","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":"sha256:1cdcad95274dcfee79927f3b94b98d343d4a0b74035541858a7281eccdbb528a","target":"record","created_at":"2026-07-05T11:31:09Z","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":"a6e70ad0e9d1de36933cc220f0d6c8c1b89a0c19466afef74f7c7575b5e6ab8a","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-fin.ST","submitted_at":"2025-05-27T11:34:07Z","title_canon_sha256":"8bbea02650c1abb6fb50742ff907b9422fffe9a4a2743433cbb2d47364e5cef4"},"schema_version":"1.0","source":{"id":"2507.01964","kind":"arxiv","version":1}},"canonical_sha256":"96933b1b246e36ae2507768a6a15c1b6dc5f347226963bd1e026848b22db3f0d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"96933b1b246e36ae2507768a6a15c1b6dc5f347226963bd1e026848b22db3f0d","first_computed_at":"2026-07-05T11:31:09.396198Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:31:09.396198Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Tk6xJSDZxnBg2FkCqVENW4vQ44oUrt7wO/w5LaFzGBd9rNbKqtz4vw2dbNjGrW8NRoJOP7zvM5U8DpSR8TcfAA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:31:09.396741Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.01964","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1cdcad95274dcfee79927f3b94b98d343d4a0b74035541858a7281eccdbb528a","sha256:ba5f373d0f8932a77c07d8e806d560851ee3d966f924e7c742a7923fe7707b0b"],"state_sha256":"f15dd90a584a471e31b4546c6a023643a67ba5c1565ce6667c790df1a2230de2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GBBmr8LmJFh0aSJkTfbswlBA1H26N0pt7h+V9HWLkyDr8eGjAeetG/31Oi4/Ur9kH2SAww3FeF0biYK7E9t3BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T02:40:29.886639Z","bundle_sha256":"dd27c1a4a56a1f67eaa20a5cc76f8a8a78ecb2c2dce04c514b00e86129b8df04"}}