{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:5KNGVF3RUVVFGZ74VJQUEA6XZJ","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":"5f988d2cb0d9f5e2be81c7180de009833282eb18c1bbb71e2a69321ad7d1c0f4","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-06-17T17:44:17Z","title_canon_sha256":"8b65724d58a2b0bdbe38336e246bb08374457b23a8c026d30d1e5df5f6a7c6cc"},"schema_version":"1.0","source":{"id":"2606.19416","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.19416","created_at":"2026-06-19T16:12:25Z"},{"alias_kind":"arxiv_version","alias_value":"2606.19416v1","created_at":"2026-06-19T16:12:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.19416","created_at":"2026-06-19T16:12:25Z"},{"alias_kind":"pith_short_12","alias_value":"5KNGVF3RUVVF","created_at":"2026-06-19T16:12:25Z"},{"alias_kind":"pith_short_16","alias_value":"5KNGVF3RUVVFGZ74","created_at":"2026-06-19T16:12:25Z"},{"alias_kind":"pith_short_8","alias_value":"5KNGVF3R","created_at":"2026-06-19T16:12:25Z"}],"graph_snapshots":[{"event_id":"sha256:95261c47b3d73c422b73721953e401114c6455a02f2b0f1f42ddb061231833cb","target":"graph","created_at":"2026-06-19T16:12:25Z","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/2606.19416/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Loan origination is the process by which a lender creates a new loan, from application and underwriting through approval and funding. This process serves a critical role in evaluating the eligibility and level of risk posed by an applicant. Recently, firms have begun using mortgage loan agents to augment human loan officers, despite a lack of any public benchmark. To fill this gap, we present MortarBench, a loan origination agent benchmark. MortarBench uses a financial data synthesis and mutation pipeline to generate examples with broad edge case coverage that match real-world distributions an","authors_text":"Bojun Liu, Cheng Li, Derek Rindner, Manav Munjal, Matthew Toles, Stephanie Selig, Yuanhao Deng, Yunan Lu, Zhou Yu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-06-17T17:44:17Z","title":"MortarBench: Evaluating Mortgage Loan Origination Agents"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.19416","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":"sha256:81f5763527e57f8ab4913e7cdee71204eb9a0728579d39a80ce54e7fdce8e958","target":"record","created_at":"2026-06-19T16:12:25Z","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":"5f988d2cb0d9f5e2be81c7180de009833282eb18c1bbb71e2a69321ad7d1c0f4","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2026-06-17T17:44:17Z","title_canon_sha256":"8b65724d58a2b0bdbe38336e246bb08374457b23a8c026d30d1e5df5f6a7c6cc"},"schema_version":"1.0","source":{"id":"2606.19416","kind":"arxiv","version":1}},"canonical_sha256":"ea9a6a9771a56a5367fcaa614203d7ca57fa245e64b0c4c513763035b553525d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ea9a6a9771a56a5367fcaa614203d7ca57fa245e64b0c4c513763035b553525d","first_computed_at":"2026-06-19T16:12:25.027765Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-19T16:12:25.027765Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"H8yBnHbNgg0kgAtfJTrS4IzjwxyEXB4yInegDtLSlS/Z0m8Pi0sHydk4cyf63C4p4/IJXOFHBW58fc7RJFaPCQ==","signature_status":"signed_v1","signed_at":"2026-06-19T16:12:25.028104Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.19416","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:81f5763527e57f8ab4913e7cdee71204eb9a0728579d39a80ce54e7fdce8e958","sha256:95261c47b3d73c422b73721953e401114c6455a02f2b0f1f42ddb061231833cb"],"state_sha256":"0648e425bbb8b941c25e6ed243b1fc0dbb23af54996d1ec072065cf4db8186b0"}