{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:O3X7SBQJ6ZQHRXVSPPQ7CYC5J5","short_pith_number":"pith:O3X7SBQJ","canonical_record":{"source":{"id":"1503.05294","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2015-03-18T07:23:23Z","cross_cats_sorted":[],"title_canon_sha256":"91d70734838af99093c79afbfbd930749483b932d6b039e8e460e6727f8c6019","abstract_canon_sha256":"ccc03054a96e790679132f9c5fe67f1f9bd9bb3320f3db68d92e630854736f14"},"schema_version":"1.0"},"canonical_sha256":"76eff90609f66078deb27be1f1605d4f74d7bd40879821859db2e45c3b16eae8","source":{"kind":"arxiv","id":"1503.05294","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.05294","created_at":"2026-05-18T02:21:50Z"},{"alias_kind":"arxiv_version","alias_value":"1503.05294v1","created_at":"2026-05-18T02:21:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.05294","created_at":"2026-05-18T02:21:50Z"},{"alias_kind":"pith_short_12","alias_value":"O3X7SBQJ6ZQH","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_16","alias_value":"O3X7SBQJ6ZQHRXVS","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_8","alias_value":"O3X7SBQJ","created_at":"2026-05-18T12:29:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:O3X7SBQJ6ZQHRXVSPPQ7CYC5J5","target":"record","payload":{"canonical_record":{"source":{"id":"1503.05294","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2015-03-18T07:23:23Z","cross_cats_sorted":[],"title_canon_sha256":"91d70734838af99093c79afbfbd930749483b932d6b039e8e460e6727f8c6019","abstract_canon_sha256":"ccc03054a96e790679132f9c5fe67f1f9bd9bb3320f3db68d92e630854736f14"},"schema_version":"1.0"},"canonical_sha256":"76eff90609f66078deb27be1f1605d4f74d7bd40879821859db2e45c3b16eae8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:21:50.848129Z","signature_b64":"MdXAjOJihrGoTJkyMnPxjNbJqc2Vo7nTuy89xA7ETyqXmNoYQ6YNfJyGukxFfdjX2TnMowaMAm0v9QJY3eh0BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"76eff90609f66078deb27be1f1605d4f74d7bd40879821859db2e45c3b16eae8","last_reissued_at":"2026-05-18T02:21:50.847401Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:21:50.847401Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1503.05294","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":"2026-05-18T02:21:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yrrBvlXhFpPYSzHxqVZZickwpPH4JkFg1PimNLBzS+86yP8qaCMony6vEwN29R61Vh1FCJ7SeIAg5/0Mq9B2Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T07:07:38.252195Z"},"content_sha256":"2fccdb87e04b733a0afe93680cc2aaa0404ea1a08585700e0668fdb5c5410a50","schema_version":"1.0","event_id":"sha256:2fccdb87e04b733a0afe93680cc2aaa0404ea1a08585700e0668fdb5c5410a50"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:O3X7SBQJ6ZQHRXVSPPQ7CYC5J5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Easy and Fast Design and Implementation of PostgreSQL based image handling application","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DB","authors_text":"Kisor Ray, Saumen Sarkar, Sourav Bag","submitted_at":"2015-03-18T07:23:23Z","abstract_excerpt":"In modern computing, RDBMS are great to store different types of data. To a developer, one of the major objectives is to provide a very low cost and easy to use solution to an existing problem. While commercial databases are more easy to use along with their new as well as documented features come with complicated licensing cost, free open source databases are not that straightforward under many situations. This paper shows how a completely free advanced open source RDBMS like PostgreSQL could be designed and modified to store and retrieve high quality images in order to use them along with a "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.05294","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":"2026-05-18T02:21:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Cm8gxo3rSZo3nps+TV2mIIPcEYk0w682BdwE6Yf0+E2STXtzwS8jcgcYka9GMcH9dm5y/d5CuScMjdNk1W9+DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T07:07:38.252556Z"},"content_sha256":"d438d1588e30f599c67e7b5f00f3c63611a4961e662c16394c8aa08b8d126b1d","schema_version":"1.0","event_id":"sha256:d438d1588e30f599c67e7b5f00f3c63611a4961e662c16394c8aa08b8d126b1d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/O3X7SBQJ6ZQHRXVSPPQ7CYC5J5/bundle.json","state_url":"https://pith.science/pith/O3X7SBQJ6ZQHRXVSPPQ7CYC5J5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/O3X7SBQJ6ZQHRXVSPPQ7CYC5J5/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":"2026-06-26T07:07:38Z","links":{"resolver":"https://pith.science/pith/O3X7SBQJ6ZQHRXVSPPQ7CYC5J5","bundle":"https://pith.science/pith/O3X7SBQJ6ZQHRXVSPPQ7CYC5J5/bundle.json","state":"https://pith.science/pith/O3X7SBQJ6ZQHRXVSPPQ7CYC5J5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/O3X7SBQJ6ZQHRXVSPPQ7CYC5J5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:O3X7SBQJ6ZQHRXVSPPQ7CYC5J5","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":"ccc03054a96e790679132f9c5fe67f1f9bd9bb3320f3db68d92e630854736f14","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2015-03-18T07:23:23Z","title_canon_sha256":"91d70734838af99093c79afbfbd930749483b932d6b039e8e460e6727f8c6019"},"schema_version":"1.0","source":{"id":"1503.05294","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.05294","created_at":"2026-05-18T02:21:50Z"},{"alias_kind":"arxiv_version","alias_value":"1503.05294v1","created_at":"2026-05-18T02:21:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.05294","created_at":"2026-05-18T02:21:50Z"},{"alias_kind":"pith_short_12","alias_value":"O3X7SBQJ6ZQH","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_16","alias_value":"O3X7SBQJ6ZQHRXVS","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_8","alias_value":"O3X7SBQJ","created_at":"2026-05-18T12:29:34Z"}],"graph_snapshots":[{"event_id":"sha256:d438d1588e30f599c67e7b5f00f3c63611a4961e662c16394c8aa08b8d126b1d","target":"graph","created_at":"2026-05-18T02:21:50Z","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 modern computing, RDBMS are great to store different types of data. To a developer, one of the major objectives is to provide a very low cost and easy to use solution to an existing problem. While commercial databases are more easy to use along with their new as well as documented features come with complicated licensing cost, free open source databases are not that straightforward under many situations. This paper shows how a completely free advanced open source RDBMS like PostgreSQL could be designed and modified to store and retrieve high quality images in order to use them along with a ","authors_text":"Kisor Ray, Saumen Sarkar, Sourav Bag","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2015-03-18T07:23:23Z","title":"Easy and Fast Design and Implementation of PostgreSQL based image handling application"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.05294","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":"sha256:2fccdb87e04b733a0afe93680cc2aaa0404ea1a08585700e0668fdb5c5410a50","target":"record","created_at":"2026-05-18T02:21:50Z","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":"ccc03054a96e790679132f9c5fe67f1f9bd9bb3320f3db68d92e630854736f14","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2015-03-18T07:23:23Z","title_canon_sha256":"91d70734838af99093c79afbfbd930749483b932d6b039e8e460e6727f8c6019"},"schema_version":"1.0","source":{"id":"1503.05294","kind":"arxiv","version":1}},"canonical_sha256":"76eff90609f66078deb27be1f1605d4f74d7bd40879821859db2e45c3b16eae8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"76eff90609f66078deb27be1f1605d4f74d7bd40879821859db2e45c3b16eae8","first_computed_at":"2026-05-18T02:21:50.847401Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:21:50.847401Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MdXAjOJihrGoTJkyMnPxjNbJqc2Vo7nTuy89xA7ETyqXmNoYQ6YNfJyGukxFfdjX2TnMowaMAm0v9QJY3eh0BA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:21:50.848129Z","signed_message":"canonical_sha256_bytes"},"source_id":"1503.05294","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2fccdb87e04b733a0afe93680cc2aaa0404ea1a08585700e0668fdb5c5410a50","sha256:d438d1588e30f599c67e7b5f00f3c63611a4961e662c16394c8aa08b8d126b1d"],"state_sha256":"3de101cd005d28f48025933fc0e7e9993fdbfef26c174cedc76518adab0f6759"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KkN9+z7RNwvTKNydW5GPAWdWA5nKfse2K6y8tnbuH1K5pA1sJ1GaFN6BS+awnGph4mjz/k/9lxJjV6uXTT5vDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T07:07:38.254589Z","bundle_sha256":"e8e6ebb44e0a9d0b3c3ce0f6d50e98067e83dbde61c59e49ad30a13c2604e592"}}