{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:M47SLLXIE5ZSX7WGIV2KBDKVW2","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":"5480d13c0d454832974a948277a3f9114389323d62306e8fdd0cac739d1920f9","cross_cats_sorted":["cs.CY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2010-09-07T21:15:47Z","title_canon_sha256":"0f0a8f37014f0625a402a4e706d5743c2fa2b72b67fe6f49f99e37261140e83c"},"schema_version":"1.0","source":{"id":"1009.1407","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.1407","created_at":"2026-05-18T04:41:14Z"},{"alias_kind":"arxiv_version","alias_value":"1009.1407v1","created_at":"2026-05-18T04:41:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.1407","created_at":"2026-05-18T04:41:14Z"},{"alias_kind":"pith_short_12","alias_value":"M47SLLXIE5ZS","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_16","alias_value":"M47SLLXIE5ZSX7WG","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_8","alias_value":"M47SLLXI","created_at":"2026-05-18T12:26:10Z"}],"graph_snapshots":[{"event_id":"sha256:28b8c9f7700f748c47e0f38181a7db2582897a9fd224bffb2b6b07ebdc0a3423","target":"graph","created_at":"2026-05-18T04:41:14Z","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":"In the insurance industry, spreadsheets have emerged as an invaluable tool to for product pricing, because it is relatively straightforward to create and maintain complex pricing models using Excel. In fact, Excel is often preferred to \"hard-code\" whenever there are frequent changes to the calculations and business logic which under-pin the pricing of an insurance product. However, problems arise as soon as spreadsheets are deployed to end-users: version control, security of intellectual property, and ensuring correct usage are obvious issues; frequently, integration with other systems is also","authors_text":"Sebastian Dewhurst","cross_cats":["cs.CY"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2010-09-07T21:15:47Z","title":"Transforming Critical Spreadsheets into Web Applications at Zurich Financial"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.1407","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":"sha256:6ea0bac34e89c5caf433680c041e5e22eabd9f104c3281aa13bb4e47e6b4b85f","target":"record","created_at":"2026-05-18T04:41:14Z","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":"5480d13c0d454832974a948277a3f9114389323d62306e8fdd0cac739d1920f9","cross_cats_sorted":["cs.CY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2010-09-07T21:15:47Z","title_canon_sha256":"0f0a8f37014f0625a402a4e706d5743c2fa2b72b67fe6f49f99e37261140e83c"},"schema_version":"1.0","source":{"id":"1009.1407","kind":"arxiv","version":1}},"canonical_sha256":"673f25aee827732bfec64574a08d55b6a418bd7c568acfa38d5d85031b675753","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"673f25aee827732bfec64574a08d55b6a418bd7c568acfa38d5d85031b675753","first_computed_at":"2026-05-18T04:41:14.848945Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:41:14.848945Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lh58wNGRKLYAZeU66yY7S3cg6l4Thi5Dz7Vtc84mZ/WcJ1vAc9FWaQnVnNQEUZ3pHU/Zw991RiHtXMMg3HM7Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:41:14.849580Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.1407","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6ea0bac34e89c5caf433680c041e5e22eabd9f104c3281aa13bb4e47e6b4b85f","sha256:28b8c9f7700f748c47e0f38181a7db2582897a9fd224bffb2b6b07ebdc0a3423"],"state_sha256":"505ddab954a056466ae5849d49ce80f52463baba7b3ff22151b9de82dda27aba"}