{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:4ZA2YVUTBIUTISFCQ7MUZUOVJB","short_pith_number":"pith:4ZA2YVUT","canonical_record":{"source":{"id":"2405.11580","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-05-19T15:15:18Z","cross_cats_sorted":["cs.CY","cs.DC","cs.LG"],"title_canon_sha256":"4e0d775cd4e595e72b6660e65c7ada58aa6f5bcc6c0cf52adb1fd25875157d87","abstract_canon_sha256":"6a095215d37202d14408a84b704c9f2765a12a118c41dff29343f881918aad55"},"schema_version":"1.0"},"canonical_sha256":"e641ac56930a293448a287d94cd1d54849621c85b6b7ead8fa51069d9627169c","source":{"kind":"arxiv","id":"2405.11580","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.11580","created_at":"2026-07-05T08:20:41Z"},{"alias_kind":"arxiv_version","alias_value":"2405.11580v1","created_at":"2026-07-05T08:20:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.11580","created_at":"2026-07-05T08:20:41Z"},{"alias_kind":"pith_short_12","alias_value":"4ZA2YVUTBIUT","created_at":"2026-07-05T08:20:41Z"},{"alias_kind":"pith_short_16","alias_value":"4ZA2YVUTBIUTISFC","created_at":"2026-07-05T08:20:41Z"},{"alias_kind":"pith_short_8","alias_value":"4ZA2YVUT","created_at":"2026-07-05T08:20:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:4ZA2YVUTBIUTISFCQ7MUZUOVJB","target":"record","payload":{"canonical_record":{"source":{"id":"2405.11580","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-05-19T15:15:18Z","cross_cats_sorted":["cs.CY","cs.DC","cs.LG"],"title_canon_sha256":"4e0d775cd4e595e72b6660e65c7ada58aa6f5bcc6c0cf52adb1fd25875157d87","abstract_canon_sha256":"6a095215d37202d14408a84b704c9f2765a12a118c41dff29343f881918aad55"},"schema_version":"1.0"},"canonical_sha256":"e641ac56930a293448a287d94cd1d54849621c85b6b7ead8fa51069d9627169c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:20:41.903059Z","signature_b64":"U/+cp3Zq3wkJguPUWc/DKU0ROIoxYcmOMh99AGsIoTT+xuyrTkwS8vr8uZhMl/IggLidyACN8X0ErnyXPBSyAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e641ac56930a293448a287d94cd1d54849621c85b6b7ead8fa51069d9627169c","last_reissued_at":"2026-07-05T08:20:41.902578Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:20:41.902578Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2405.11580","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":"2026-07-05T08:20:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mWfSTbgtnVq8oI22I4k6SvjFwrZKVTCvX1XPBo1+VVPsSQcB2pDmNxCXQaoWHwu032E50bqZhxcyvHc2WKMHAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T08:04:44.282462Z"},"content_sha256":"26deefd733d41b8c955260e97d9a50c0a9bb717d32d04b21c5acc4202899e222","schema_version":"1.0","event_id":"sha256:26deefd733d41b8c955260e97d9a50c0a9bb717d32d04b21c5acc4202899e222"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:4ZA2YVUTBIUTISFCQ7MUZUOVJB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Securing Health Data on the Blockchain: A Differential Privacy and Federated Learning Framework","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CY","cs.DC","cs.LG"],"primary_cat":"cs.CR","authors_text":"Daniel Commey, Garth V. Crosby, Sena Hounsinou","submitted_at":"2024-05-19T15:15:18Z","abstract_excerpt":"This study proposes a framework to enhance privacy in Blockchain-based Internet of Things (BIoT) systems used in the healthcare sector. The framework addresses the challenge of leveraging health data for analytics while protecting patient privacy. To achieve this, the study integrates Differential Privacy (DP) with Federated Learning (FL) to protect sensitive health data collected by IoT nodes. The proposed framework utilizes dynamic personalization and adaptive noise distribution strategies to balance privacy and data utility. Additionally, blockchain technology ensures secure and transparent"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.11580","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2405.11580/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T08:20:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HYQlZf9nAuH3GkOPHlISoVAzEp+aLE0+MyZOncgI3Qq632RhnGiqsk+n7pZG01RqnWhIvkj5A4h5pa/JcXzxAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T08:04:44.282954Z"},"content_sha256":"db0459a33feedcf9ede5e7ef84a7b8240c152068177e8b6fcb8e1c73c4caded7","schema_version":"1.0","event_id":"sha256:db0459a33feedcf9ede5e7ef84a7b8240c152068177e8b6fcb8e1c73c4caded7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4ZA2YVUTBIUTISFCQ7MUZUOVJB/bundle.json","state_url":"https://pith.science/pith/4ZA2YVUTBIUTISFCQ7MUZUOVJB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4ZA2YVUTBIUTISFCQ7MUZUOVJB/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":"2026-08-07T08:04:44Z","links":{"resolver":"https://pith.science/pith/4ZA2YVUTBIUTISFCQ7MUZUOVJB","bundle":"https://pith.science/pith/4ZA2YVUTBIUTISFCQ7MUZUOVJB/bundle.json","state":"https://pith.science/pith/4ZA2YVUTBIUTISFCQ7MUZUOVJB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4ZA2YVUTBIUTISFCQ7MUZUOVJB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:4ZA2YVUTBIUTISFCQ7MUZUOVJB","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":"6a095215d37202d14408a84b704c9f2765a12a118c41dff29343f881918aad55","cross_cats_sorted":["cs.CY","cs.DC","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-05-19T15:15:18Z","title_canon_sha256":"4e0d775cd4e595e72b6660e65c7ada58aa6f5bcc6c0cf52adb1fd25875157d87"},"schema_version":"1.0","source":{"id":"2405.11580","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.11580","created_at":"2026-07-05T08:20:41Z"},{"alias_kind":"arxiv_version","alias_value":"2405.11580v1","created_at":"2026-07-05T08:20:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.11580","created_at":"2026-07-05T08:20:41Z"},{"alias_kind":"pith_short_12","alias_value":"4ZA2YVUTBIUT","created_at":"2026-07-05T08:20:41Z"},{"alias_kind":"pith_short_16","alias_value":"4ZA2YVUTBIUTISFC","created_at":"2026-07-05T08:20:41Z"},{"alias_kind":"pith_short_8","alias_value":"4ZA2YVUT","created_at":"2026-07-05T08:20:41Z"}],"graph_snapshots":[{"event_id":"sha256:db0459a33feedcf9ede5e7ef84a7b8240c152068177e8b6fcb8e1c73c4caded7","target":"graph","created_at":"2026-07-05T08:20:41Z","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/2405.11580/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This study proposes a framework to enhance privacy in Blockchain-based Internet of Things (BIoT) systems used in the healthcare sector. The framework addresses the challenge of leveraging health data for analytics while protecting patient privacy. To achieve this, the study integrates Differential Privacy (DP) with Federated Learning (FL) to protect sensitive health data collected by IoT nodes. The proposed framework utilizes dynamic personalization and adaptive noise distribution strategies to balance privacy and data utility. Additionally, blockchain technology ensures secure and transparent","authors_text":"Daniel Commey, Garth V. Crosby, Sena Hounsinou","cross_cats":["cs.CY","cs.DC","cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-05-19T15:15:18Z","title":"Securing Health Data on the Blockchain: A Differential Privacy and Federated Learning Framework"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.11580","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":"sha256:26deefd733d41b8c955260e97d9a50c0a9bb717d32d04b21c5acc4202899e222","target":"record","created_at":"2026-07-05T08:20:41Z","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":"6a095215d37202d14408a84b704c9f2765a12a118c41dff29343f881918aad55","cross_cats_sorted":["cs.CY","cs.DC","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-05-19T15:15:18Z","title_canon_sha256":"4e0d775cd4e595e72b6660e65c7ada58aa6f5bcc6c0cf52adb1fd25875157d87"},"schema_version":"1.0","source":{"id":"2405.11580","kind":"arxiv","version":1}},"canonical_sha256":"e641ac56930a293448a287d94cd1d54849621c85b6b7ead8fa51069d9627169c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e641ac56930a293448a287d94cd1d54849621c85b6b7ead8fa51069d9627169c","first_computed_at":"2026-07-05T08:20:41.902578Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:20:41.902578Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"U/+cp3Zq3wkJguPUWc/DKU0ROIoxYcmOMh99AGsIoTT+xuyrTkwS8vr8uZhMl/IggLidyACN8X0ErnyXPBSyAA==","signature_status":"signed_v1","signed_at":"2026-07-05T08:20:41.903059Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.11580","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:26deefd733d41b8c955260e97d9a50c0a9bb717d32d04b21c5acc4202899e222","sha256:db0459a33feedcf9ede5e7ef84a7b8240c152068177e8b6fcb8e1c73c4caded7"],"state_sha256":"085c0120facfc1cdc932871e0b8eba7bc87650114a8969228a5f3b5e5233154b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7ZD739rVG9Eow8VtxU3TuMatmYRCnmKWNiVzrhXVFoLJDz3o9U+GYTW838/P8YZ0yypOQMSDmVJBMlXg4aGGBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T08:04:44.286702Z","bundle_sha256":"e2807575f7a59be20cecbbc9c43fad26702e0c3123e726805c31acd2b599ab96"}}