{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:NY6DDMV2HDB62OJLPEJ7PX754D","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":"8c1c1ed03aca44b8b42b2d7da53c07ff8a920c1920846c38d54b893d899bbbc8","cross_cats_sorted":["econ.EM","q-fin.PR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.CP","submitted_at":"2025-05-02T20:38:59Z","title_canon_sha256":"ba8ce94c0bdf0300a272227d2593d8419fd44fe3ad9fb9e4413338fde435f45d"},"schema_version":"1.0","source":{"id":"2505.01575","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.01575","created_at":"2026-06-23T02:13:15Z"},{"alias_kind":"arxiv_version","alias_value":"2505.01575v3","created_at":"2026-06-23T02:13:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.01575","created_at":"2026-06-23T02:13:15Z"},{"alias_kind":"pith_short_12","alias_value":"NY6DDMV2HDB6","created_at":"2026-06-23T02:13:15Z"},{"alias_kind":"pith_short_16","alias_value":"NY6DDMV2HDB62OJL","created_at":"2026-06-23T02:13:15Z"},{"alias_kind":"pith_short_8","alias_value":"NY6DDMV2","created_at":"2026-06-23T02:13:15Z"}],"graph_snapshots":[{"event_id":"sha256:faff557b25ca4cf72bc767dfc8a77ee9ddfcb9f257c129a5595a72d75a472d55","target":"graph","created_at":"2026-06-23T02:13:15Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2505.01575/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper proposes an innovative Transformer model, Single-directional representative from Transformer (SERT), for US large capital stock pricing. It also innovatively applies the pre-trained Transformer models under the stock pricing and factor investment context. They are compared with standard Transformer models and encoder-only Transformer models in three periods covering the entire COVID-19 pandemic to examine the model adaptivity and suitability during the extreme market fluctuations. Namely, pre-COVID-19 period, COVID-19 period and 1-year post-COVID-19. The best proposed SERT model ach","authors_text":"Shanyan Lai","cross_cats":["econ.EM","q-fin.PR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.CP","submitted_at":"2025-05-02T20:38:59Z","title":"Asset Pricing in Pre-trained Transformer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.01575","kind":"arxiv","version":3},"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":"sha256:1795928a4fe85c3da4921dfaf26840cc180cf7b28a9d7622fb2b2dc31449f264","target":"record","created_at":"2026-06-23T02:13:15Z","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":"8c1c1ed03aca44b8b42b2d7da53c07ff8a920c1920846c38d54b893d899bbbc8","cross_cats_sorted":["econ.EM","q-fin.PR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.CP","submitted_at":"2025-05-02T20:38:59Z","title_canon_sha256":"ba8ce94c0bdf0300a272227d2593d8419fd44fe3ad9fb9e4413338fde435f45d"},"schema_version":"1.0","source":{"id":"2505.01575","kind":"arxiv","version":3}},"canonical_sha256":"6e3c31b2ba38c3ed392b7913f7dffde0ebd31bb084b4110e591f5dc6243b4c2a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6e3c31b2ba38c3ed392b7913f7dffde0ebd31bb084b4110e591f5dc6243b4c2a","first_computed_at":"2026-06-23T02:13:15.262616Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-23T02:13:15.262616Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JTgEt090zNmbbSM6Y+9O5kNM80iOTjDVSCi95Ea5E1kX1DUKM+pcgIGJ7SnjmMdBFu3mXcUBN6sHplabbWUVDQ==","signature_status":"signed_v1","signed_at":"2026-06-23T02:13:15.263073Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.01575","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1795928a4fe85c3da4921dfaf26840cc180cf7b28a9d7622fb2b2dc31449f264","sha256:faff557b25ca4cf72bc767dfc8a77ee9ddfcb9f257c129a5595a72d75a472d55"],"state_sha256":"995934f197d631d1a5a84b043331efde0746e1d076cd6bc6bad5a0922512e1aa"}