{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:SOM5F6QDV6EEOH2SFYFRHJOQM5","short_pith_number":"pith:SOM5F6QD","canonical_record":{"source":{"id":"1103.0248","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2011-02-24T16:43:20Z","cross_cats_sorted":["cs.LO","math.CT"],"title_canon_sha256":"fef6233ce3cbb0ce4a67f31fab6ad5303ef68a3371bac5a2926de0c8d2503390","abstract_canon_sha256":"691f3aaf6d1cedd61fb63e5bba7b80ed420406b3a7240150128cf6f34e105c70"},"schema_version":"1.0"},"canonical_sha256":"9399d2fa03af88471f522e0b13a5d0677f63e1479f77e8025e950bd86f163230","source":{"kind":"arxiv","id":"1103.0248","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.0248","created_at":"2026-05-18T04:27:37Z"},{"alias_kind":"arxiv_version","alias_value":"1103.0248v1","created_at":"2026-05-18T04:27:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.0248","created_at":"2026-05-18T04:27:37Z"},{"alias_kind":"pith_short_12","alias_value":"SOM5F6QDV6EE","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"SOM5F6QDV6EEOH2S","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"SOM5F6QD","created_at":"2026-05-18T12:26:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:SOM5F6QDV6EEOH2SFYFRHJOQM5","target":"record","payload":{"canonical_record":{"source":{"id":"1103.0248","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2011-02-24T16:43:20Z","cross_cats_sorted":["cs.LO","math.CT"],"title_canon_sha256":"fef6233ce3cbb0ce4a67f31fab6ad5303ef68a3371bac5a2926de0c8d2503390","abstract_canon_sha256":"691f3aaf6d1cedd61fb63e5bba7b80ed420406b3a7240150128cf6f34e105c70"},"schema_version":"1.0"},"canonical_sha256":"9399d2fa03af88471f522e0b13a5d0677f63e1479f77e8025e950bd86f163230","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:27:37.000557Z","signature_b64":"vYLIKAZrSl7alELSpKtmh4h0qqmHYM/MvPLfKVyfvMW4VHHjvxP+biSCyB9pyuBOBndFiY8LfewcTHoerV+6Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9399d2fa03af88471f522e0b13a5d0677f63e1479f77e8025e950bd86f163230","last_reissued_at":"2026-05-18T04:27:37.000035Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:27:37.000035Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1103.0248","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":"2026-05-18T04:27:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7DLuktXDkK8Iha9lC725edPlejOP5k5HP+KibII3PreBef9tgSlhTUlt2Bo9GT4iTYHtgI8VnzarRVJB4ZWnBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T11:03:26.224386Z"},"content_sha256":"b94e005568b09e25b193eb9e9605c8dc6bc47a8434029b41167592e4269503c6","schema_version":"1.0","event_id":"sha256:b94e005568b09e25b193eb9e9605c8dc6bc47a8434029b41167592e4269503c6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:SOM5F6QDV6EEOH2SFYFRHJOQM5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"DB Category: Denotational Semantics for View-based Database Mappings","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LO","math.CT"],"primary_cat":"cs.DB","authors_text":"Zoran Majkic","submitted_at":"2011-02-24T16:43:20Z","abstract_excerpt":"We present a categorical denotational semantics for a database mapping, based on views, in the most general framework of a database integration/exchange. Developed database category DB, for databases (objects) and view-based mappings (morphisms) between them, is different from Set category: the morphisms (based on a set of complex query computations) are not functions, while the objects are database instances (sets of relations). The logic based schema mappings between databases, usually written in a highly expressive logical language (ex. LAV, GAV, GLAV mappings, or tuple generating dependenc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.0248","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":""},"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":"2026-05-18T04:27:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xqXFRdGjkdmpyWoYUY/Rpo6aXg31XuL5bIIoJ+B/S5bMCtub37Tn4+vBldXkG9TakYVGD/Oz8uE/dYaGLTRCBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T11:03:26.224768Z"},"content_sha256":"bec6694742dda121264cf4cb9dd5832a01c93b5bd4de6de9987e90af39d74368","schema_version":"1.0","event_id":"sha256:bec6694742dda121264cf4cb9dd5832a01c93b5bd4de6de9987e90af39d74368"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SOM5F6QDV6EEOH2SFYFRHJOQM5/bundle.json","state_url":"https://pith.science/pith/SOM5F6QDV6EEOH2SFYFRHJOQM5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SOM5F6QDV6EEOH2SFYFRHJOQM5/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":"2026-06-07T11:03:26Z","links":{"resolver":"https://pith.science/pith/SOM5F6QDV6EEOH2SFYFRHJOQM5","bundle":"https://pith.science/pith/SOM5F6QDV6EEOH2SFYFRHJOQM5/bundle.json","state":"https://pith.science/pith/SOM5F6QDV6EEOH2SFYFRHJOQM5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SOM5F6QDV6EEOH2SFYFRHJOQM5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:SOM5F6QDV6EEOH2SFYFRHJOQM5","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":"691f3aaf6d1cedd61fb63e5bba7b80ed420406b3a7240150128cf6f34e105c70","cross_cats_sorted":["cs.LO","math.CT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2011-02-24T16:43:20Z","title_canon_sha256":"fef6233ce3cbb0ce4a67f31fab6ad5303ef68a3371bac5a2926de0c8d2503390"},"schema_version":"1.0","source":{"id":"1103.0248","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.0248","created_at":"2026-05-18T04:27:37Z"},{"alias_kind":"arxiv_version","alias_value":"1103.0248v1","created_at":"2026-05-18T04:27:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.0248","created_at":"2026-05-18T04:27:37Z"},{"alias_kind":"pith_short_12","alias_value":"SOM5F6QDV6EE","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"SOM5F6QDV6EEOH2S","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"SOM5F6QD","created_at":"2026-05-18T12:26:41Z"}],"graph_snapshots":[{"event_id":"sha256:bec6694742dda121264cf4cb9dd5832a01c93b5bd4de6de9987e90af39d74368","target":"graph","created_at":"2026-05-18T04:27:37Z","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":"We present a categorical denotational semantics for a database mapping, based on views, in the most general framework of a database integration/exchange. Developed database category DB, for databases (objects) and view-based mappings (morphisms) between them, is different from Set category: the morphisms (based on a set of complex query computations) are not functions, while the objects are database instances (sets of relations). The logic based schema mappings between databases, usually written in a highly expressive logical language (ex. LAV, GAV, GLAV mappings, or tuple generating dependenc","authors_text":"Zoran Majkic","cross_cats":["cs.LO","math.CT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2011-02-24T16:43:20Z","title":"DB Category: Denotational Semantics for View-based Database Mappings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.0248","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:b94e005568b09e25b193eb9e9605c8dc6bc47a8434029b41167592e4269503c6","target":"record","created_at":"2026-05-18T04:27:37Z","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":"691f3aaf6d1cedd61fb63e5bba7b80ed420406b3a7240150128cf6f34e105c70","cross_cats_sorted":["cs.LO","math.CT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2011-02-24T16:43:20Z","title_canon_sha256":"fef6233ce3cbb0ce4a67f31fab6ad5303ef68a3371bac5a2926de0c8d2503390"},"schema_version":"1.0","source":{"id":"1103.0248","kind":"arxiv","version":1}},"canonical_sha256":"9399d2fa03af88471f522e0b13a5d0677f63e1479f77e8025e950bd86f163230","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9399d2fa03af88471f522e0b13a5d0677f63e1479f77e8025e950bd86f163230","first_computed_at":"2026-05-18T04:27:37.000035Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:27:37.000035Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vYLIKAZrSl7alELSpKtmh4h0qqmHYM/MvPLfKVyfvMW4VHHjvxP+biSCyB9pyuBOBndFiY8LfewcTHoerV+6Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T04:27:37.000557Z","signed_message":"canonical_sha256_bytes"},"source_id":"1103.0248","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b94e005568b09e25b193eb9e9605c8dc6bc47a8434029b41167592e4269503c6","sha256:bec6694742dda121264cf4cb9dd5832a01c93b5bd4de6de9987e90af39d74368"],"state_sha256":"b2c14a84931f61d854971d704b5a662f3b4b4702e75ba70aea4e1443fa2a42c7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z7ELfa1BcNqnr3vJKG53MnFW6b+qUQMkGY87we+7F1TZJuy8bxroSRSlAsT6IPG1HQSNm81zfky1pbGE4a2JCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T11:03:26.227082Z","bundle_sha256":"7e31c9ae0cac66ae35f2883b81748ded755bd685116e0b1b299f5260e3391d39"}}