{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:TXHIT4PIVW6K2DE7YBQNFCAS7W","short_pith_number":"pith:TXHIT4PI","canonical_record":{"source":{"id":"1801.09741","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2018-01-30T03:56:14Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"d015fdd17cffedcc6ce47dddae3c96fa63b5bad7ae9319831f40d1586cd10942","abstract_canon_sha256":"53118cdadd6474625e005b1794b855b0bdf59d73ea9c641f79aa07d2ff740f9e"},"schema_version":"1.0"},"canonical_sha256":"9dce89f1e8adbcad0c9fc060d28812fd9c96d136a14aabf0fc1b6f09dbd30c6d","source":{"kind":"arxiv","id":"1801.09741","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.09741","created_at":"2026-05-18T00:24:53Z"},{"alias_kind":"arxiv_version","alias_value":"1801.09741v1","created_at":"2026-05-18T00:24:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.09741","created_at":"2026-05-18T00:24:53Z"},{"alias_kind":"pith_short_12","alias_value":"TXHIT4PIVW6K","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_16","alias_value":"TXHIT4PIVW6K2DE7","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_8","alias_value":"TXHIT4PI","created_at":"2026-05-18T12:32:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:TXHIT4PIVW6K2DE7YBQNFCAS7W","target":"record","payload":{"canonical_record":{"source":{"id":"1801.09741","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2018-01-30T03:56:14Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"d015fdd17cffedcc6ce47dddae3c96fa63b5bad7ae9319831f40d1586cd10942","abstract_canon_sha256":"53118cdadd6474625e005b1794b855b0bdf59d73ea9c641f79aa07d2ff740f9e"},"schema_version":"1.0"},"canonical_sha256":"9dce89f1e8adbcad0c9fc060d28812fd9c96d136a14aabf0fc1b6f09dbd30c6d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:24:53.980499Z","signature_b64":"b2RNyKiULXnWZ9ArVbtuAythKXtgbAbyUcwsT+ccIBy6IiSEgJXb+rVyDdgk4fKEq0mcAnvoM2gMvHyYFnmtAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9dce89f1e8adbcad0c9fc060d28812fd9c96d136a14aabf0fc1b6f09dbd30c6d","last_reissued_at":"2026-05-18T00:24:53.979803Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:24:53.979803Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.09741","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":"2026-05-18T00:24:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Kh9YXsaChCTyRBOns0hqJNbiSqoXOMP9Sku2uhVz84E7cbQ7H5Ta9U6tKkQVBqdGpOLE3yjhlZkb4wOFu6bxAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T11:02:17.777917Z"},"content_sha256":"c96eacedb4bbcb86a962c8e7de1ccc2f55210f6579c5a28b1f79da341a8a554b","schema_version":"1.0","event_id":"sha256:c96eacedb4bbcb86a962c8e7de1ccc2f55210f6579c5a28b1f79da341a8a554b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:TXHIT4PIVW6K2DE7YBQNFCAS7W","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An Optimized Information-Preserving Relational Database Watermarking Scheme for Ownership Protection of Medical Data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"cs.MM","authors_text":"Muddassar Farooq, Muhammad Kamran","submitted_at":"2018-01-30T03:56:14Z","abstract_excerpt":"Recently, a significant amount of interest has been developed in motivating physicians to use e-health technology (especially Electronic Medical Records (EMR) systems). An important utility of such EMR systems is: a next generation of Clinical Decision Support Systems (CDSS) will extract knowledge from these electronic medical records to enable physicians to do accurate and effective diagnosis. It is anticipated that in future such medical records will be shared through cloud among different physicians to improve the quality of health care. Therefore, right protection of medical records is imp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.09741","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":"2026-05-18T00:24:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"unjaAe89m5MJdbyiS/PlfrNOiJ4cGi31zRUsTMeZu2pGvD5OCKd5eaAaGjCDP2apSTzdtH/E+hwCeg3fte2BAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T11:02:17.778262Z"},"content_sha256":"0e01c1bce973a9deacd8343239fc47ae38dbe02412bfcc33e01d24300c29c389","schema_version":"1.0","event_id":"sha256:0e01c1bce973a9deacd8343239fc47ae38dbe02412bfcc33e01d24300c29c389"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TXHIT4PIVW6K2DE7YBQNFCAS7W/bundle.json","state_url":"https://pith.science/pith/TXHIT4PIVW6K2DE7YBQNFCAS7W/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TXHIT4PIVW6K2DE7YBQNFCAS7W/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":"2026-06-26T11:02:17Z","links":{"resolver":"https://pith.science/pith/TXHIT4PIVW6K2DE7YBQNFCAS7W","bundle":"https://pith.science/pith/TXHIT4PIVW6K2DE7YBQNFCAS7W/bundle.json","state":"https://pith.science/pith/TXHIT4PIVW6K2DE7YBQNFCAS7W/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TXHIT4PIVW6K2DE7YBQNFCAS7W/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:TXHIT4PIVW6K2DE7YBQNFCAS7W","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":"53118cdadd6474625e005b1794b855b0bdf59d73ea9c641f79aa07d2ff740f9e","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2018-01-30T03:56:14Z","title_canon_sha256":"d015fdd17cffedcc6ce47dddae3c96fa63b5bad7ae9319831f40d1586cd10942"},"schema_version":"1.0","source":{"id":"1801.09741","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.09741","created_at":"2026-05-18T00:24:53Z"},{"alias_kind":"arxiv_version","alias_value":"1801.09741v1","created_at":"2026-05-18T00:24:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.09741","created_at":"2026-05-18T00:24:53Z"},{"alias_kind":"pith_short_12","alias_value":"TXHIT4PIVW6K","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_16","alias_value":"TXHIT4PIVW6K2DE7","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_8","alias_value":"TXHIT4PI","created_at":"2026-05-18T12:32:56Z"}],"graph_snapshots":[{"event_id":"sha256:0e01c1bce973a9deacd8343239fc47ae38dbe02412bfcc33e01d24300c29c389","target":"graph","created_at":"2026-05-18T00:24:53Z","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":"Recently, a significant amount of interest has been developed in motivating physicians to use e-health technology (especially Electronic Medical Records (EMR) systems). An important utility of such EMR systems is: a next generation of Clinical Decision Support Systems (CDSS) will extract knowledge from these electronic medical records to enable physicians to do accurate and effective diagnosis. It is anticipated that in future such medical records will be shared through cloud among different physicians to improve the quality of health care. Therefore, right protection of medical records is imp","authors_text":"Muddassar Farooq, Muhammad Kamran","cross_cats":["cs.CR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2018-01-30T03:56:14Z","title":"An Optimized Information-Preserving Relational Database Watermarking Scheme for Ownership Protection of Medical Data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.09741","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:c96eacedb4bbcb86a962c8e7de1ccc2f55210f6579c5a28b1f79da341a8a554b","target":"record","created_at":"2026-05-18T00:24:53Z","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":"53118cdadd6474625e005b1794b855b0bdf59d73ea9c641f79aa07d2ff740f9e","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2018-01-30T03:56:14Z","title_canon_sha256":"d015fdd17cffedcc6ce47dddae3c96fa63b5bad7ae9319831f40d1586cd10942"},"schema_version":"1.0","source":{"id":"1801.09741","kind":"arxiv","version":1}},"canonical_sha256":"9dce89f1e8adbcad0c9fc060d28812fd9c96d136a14aabf0fc1b6f09dbd30c6d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9dce89f1e8adbcad0c9fc060d28812fd9c96d136a14aabf0fc1b6f09dbd30c6d","first_computed_at":"2026-05-18T00:24:53.979803Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:24:53.979803Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"b2RNyKiULXnWZ9ArVbtuAythKXtgbAbyUcwsT+ccIBy6IiSEgJXb+rVyDdgk4fKEq0mcAnvoM2gMvHyYFnmtAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:24:53.980499Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.09741","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c96eacedb4bbcb86a962c8e7de1ccc2f55210f6579c5a28b1f79da341a8a554b","sha256:0e01c1bce973a9deacd8343239fc47ae38dbe02412bfcc33e01d24300c29c389"],"state_sha256":"14f0fb378e3c79caf7882ee58425f991e985515178b901f2b7aea2fd128c577b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P32JwFLdiAj4wWxXXUAbvxLvvOb/A2AtTgWfCdwkvVYcczLY3CzqHIWR78ngVkUiHvaS/QdmDu3gYDASCi21DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T11:02:17.780189Z","bundle_sha256":"0e5074c8c2adb92ce620059fdc9014adac3a85025131d9c87594de20774298c6"}}