{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:2C3HWXZILOJ6J5SRSVHLP6R7KY","short_pith_number":"pith:2C3HWXZI","canonical_record":{"source":{"id":"1908.07915","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2019-08-20T08:05:18Z","cross_cats_sorted":[],"title_canon_sha256":"d57210d6f65ffaac161bf74229b0a910c89059f10c820b20b88fe8106434a542","abstract_canon_sha256":"6830d861ce770d05cd17552c072454912dcac5ad486a5ffc7a0393d16c13a4b2"},"schema_version":"1.0"},"canonical_sha256":"d0b67b5f285b93e4f651954eb7fa3f56142b7a46fe83be9bf3477b220b8f2fb8","source":{"kind":"arxiv","id":"1908.07915","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.07915","created_at":"2026-07-05T00:31:55Z"},{"alias_kind":"arxiv_version","alias_value":"1908.07915v1","created_at":"2026-07-05T00:31:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.07915","created_at":"2026-07-05T00:31:55Z"},{"alias_kind":"pith_short_12","alias_value":"2C3HWXZILOJ6","created_at":"2026-07-05T00:31:55Z"},{"alias_kind":"pith_short_16","alias_value":"2C3HWXZILOJ6J5SR","created_at":"2026-07-05T00:31:55Z"},{"alias_kind":"pith_short_8","alias_value":"2C3HWXZI","created_at":"2026-07-05T00:31:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:2C3HWXZILOJ6J5SRSVHLP6R7KY","target":"record","payload":{"canonical_record":{"source":{"id":"1908.07915","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2019-08-20T08:05:18Z","cross_cats_sorted":[],"title_canon_sha256":"d57210d6f65ffaac161bf74229b0a910c89059f10c820b20b88fe8106434a542","abstract_canon_sha256":"6830d861ce770d05cd17552c072454912dcac5ad486a5ffc7a0393d16c13a4b2"},"schema_version":"1.0"},"canonical_sha256":"d0b67b5f285b93e4f651954eb7fa3f56142b7a46fe83be9bf3477b220b8f2fb8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:31:55.643705Z","signature_b64":"uuQVXKz3kKQ7R3+y5+y1K9pGOUZop+nGWdQbQKdYFPW43jj4tz4P3T8mfJnanrozNlXSuYdeF6LRrl+G7H9AAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d0b67b5f285b93e4f651954eb7fa3f56142b7a46fe83be9bf3477b220b8f2fb8","last_reissued_at":"2026-07-05T00:31:55.643055Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:31:55.643055Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.07915","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":"2026-07-05T00:31:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dEkDKQvy/4sUFbCB8ZUA3DMjcloJRPVuoCY6GrlMBblkKNePe5lJFTZBoYda0HWzmFwlJhjlbM85Lt3/IK0CBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T20:54:45.325198Z"},"content_sha256":"950eb78f44402346b04b0939d3d5a8c9ad7a0ae72a8161240174526a83df93b0","schema_version":"1.0","event_id":"sha256:950eb78f44402346b04b0939d3d5a8c9ad7a0ae72a8161240174526a83df93b0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:2C3HWXZILOJ6J5SRSVHLP6R7KY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Privacy-Preserving Support Vector Machine Computing Using Random Unitary Transformation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Ayana Kawamura, Hitoshi Kiya, Takahiro Maekawa, Takayuki Nakachi","submitted_at":"2019-08-20T08:05:18Z","abstract_excerpt":"A privacy-preserving support vector machine (SVM) computing scheme is proposed in this paper. Cloud computing has been spreading in many fields. However, the cloud computing has some serious issues for end users, such as the unauthorized use of cloud services, data leaks, and privacy being compromised. Accordingly, we consider privacy-preserving SVM computing. We focus on protecting visual \\red{information} of images by using a random unitary transformation. Some properties of the protected images are discussed. The proposed scheme enables us not only to protect images, but also to have the sa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.07915","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/1908.07915/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":"2026-07-05T00:31:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3UHXjv40GndiqQd8GghQjxidHOPYRReCTAH9IXHlRgLZxyeNFWkTtf/PS8QP6SEzHT+m43vJ5JmU3t2w9yO7CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T20:54:45.325740Z"},"content_sha256":"0b39316165b098a8c76e3961b988c89e8027a66d6be9d5d4dd916cb9d865b126","schema_version":"1.0","event_id":"sha256:0b39316165b098a8c76e3961b988c89e8027a66d6be9d5d4dd916cb9d865b126"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2C3HWXZILOJ6J5SRSVHLP6R7KY/bundle.json","state_url":"https://pith.science/pith/2C3HWXZILOJ6J5SRSVHLP6R7KY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2C3HWXZILOJ6J5SRSVHLP6R7KY/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":"2026-08-16T20:54:45Z","links":{"resolver":"https://pith.science/pith/2C3HWXZILOJ6J5SRSVHLP6R7KY","bundle":"https://pith.science/pith/2C3HWXZILOJ6J5SRSVHLP6R7KY/bundle.json","state":"https://pith.science/pith/2C3HWXZILOJ6J5SRSVHLP6R7KY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2C3HWXZILOJ6J5SRSVHLP6R7KY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:2C3HWXZILOJ6J5SRSVHLP6R7KY","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":"6830d861ce770d05cd17552c072454912dcac5ad486a5ffc7a0393d16c13a4b2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2019-08-20T08:05:18Z","title_canon_sha256":"d57210d6f65ffaac161bf74229b0a910c89059f10c820b20b88fe8106434a542"},"schema_version":"1.0","source":{"id":"1908.07915","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.07915","created_at":"2026-07-05T00:31:55Z"},{"alias_kind":"arxiv_version","alias_value":"1908.07915v1","created_at":"2026-07-05T00:31:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.07915","created_at":"2026-07-05T00:31:55Z"},{"alias_kind":"pith_short_12","alias_value":"2C3HWXZILOJ6","created_at":"2026-07-05T00:31:55Z"},{"alias_kind":"pith_short_16","alias_value":"2C3HWXZILOJ6J5SR","created_at":"2026-07-05T00:31:55Z"},{"alias_kind":"pith_short_8","alias_value":"2C3HWXZI","created_at":"2026-07-05T00:31:55Z"}],"graph_snapshots":[{"event_id":"sha256:0b39316165b098a8c76e3961b988c89e8027a66d6be9d5d4dd916cb9d865b126","target":"graph","created_at":"2026-07-05T00:31:55Z","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/1908.07915/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A privacy-preserving support vector machine (SVM) computing scheme is proposed in this paper. Cloud computing has been spreading in many fields. However, the cloud computing has some serious issues for end users, such as the unauthorized use of cloud services, data leaks, and privacy being compromised. Accordingly, we consider privacy-preserving SVM computing. We focus on protecting visual \\red{information} of images by using a random unitary transformation. Some properties of the protected images are discussed. The proposed scheme enables us not only to protect images, but also to have the sa","authors_text":"Ayana Kawamura, Hitoshi Kiya, Takahiro Maekawa, Takayuki Nakachi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2019-08-20T08:05:18Z","title":"Privacy-Preserving Support Vector Machine Computing Using Random Unitary Transformation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.07915","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":"sha256:950eb78f44402346b04b0939d3d5a8c9ad7a0ae72a8161240174526a83df93b0","target":"record","created_at":"2026-07-05T00:31:55Z","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":"6830d861ce770d05cd17552c072454912dcac5ad486a5ffc7a0393d16c13a4b2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2019-08-20T08:05:18Z","title_canon_sha256":"d57210d6f65ffaac161bf74229b0a910c89059f10c820b20b88fe8106434a542"},"schema_version":"1.0","source":{"id":"1908.07915","kind":"arxiv","version":1}},"canonical_sha256":"d0b67b5f285b93e4f651954eb7fa3f56142b7a46fe83be9bf3477b220b8f2fb8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d0b67b5f285b93e4f651954eb7fa3f56142b7a46fe83be9bf3477b220b8f2fb8","first_computed_at":"2026-07-05T00:31:55.643055Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:31:55.643055Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uuQVXKz3kKQ7R3+y5+y1K9pGOUZop+nGWdQbQKdYFPW43jj4tz4P3T8mfJnanrozNlXSuYdeF6LRrl+G7H9AAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:31:55.643705Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.07915","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:950eb78f44402346b04b0939d3d5a8c9ad7a0ae72a8161240174526a83df93b0","sha256:0b39316165b098a8c76e3961b988c89e8027a66d6be9d5d4dd916cb9d865b126"],"state_sha256":"c65dc41063f73724c5b0f4911b73a2c17849e6911602e18c301a6475c44dc8e6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qEfXwiazdaGFwT0WWU7Gux2vmYONpxeF88TvUrDXO6RsofJzWGLQWBPYme6nAi8ZE5L9NPQNx0NTgmYgKkunAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T20:54:45.329321Z","bundle_sha256":"ce38b6e17011c263005eb2e0a8627fce37328233ca5816b6552ca86b5328cbd5"}}