{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:BRCEUJZNZWZETJTZIUJP3RADBI","short_pith_number":"pith:BRCEUJZN","canonical_record":{"source":{"id":"1004.1304","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-04-08T10:32:44Z","cross_cats_sorted":[],"title_canon_sha256":"e73a87ff4b7ed40dc64038f2d2f6830c02e637c72697c25b56ed6802cbac9227","abstract_canon_sha256":"4b1b306126003ea50efc23fb963b6cbe105bd572da01e4572bebb83b6e82c9fc"},"schema_version":"1.0"},"canonical_sha256":"0c444a272dcdb249a6794512fdc4030a1e7b4ccaed1b0d7bcedf168440fc254d","source":{"kind":"arxiv","id":"1004.1304","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1004.1304","created_at":"2026-07-04T17:26:00Z"},{"alias_kind":"arxiv_version","alias_value":"1004.1304v1","created_at":"2026-07-04T17:26:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.1304","created_at":"2026-07-04T17:26:00Z"},{"alias_kind":"pith_short_12","alias_value":"BRCEUJZNZWZE","created_at":"2026-07-04T17:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"BRCEUJZNZWZETJTZ","created_at":"2026-07-04T17:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"BRCEUJZN","created_at":"2026-07-04T17:26:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:BRCEUJZNZWZETJTZIUJP3RADBI","target":"record","payload":{"canonical_record":{"source":{"id":"1004.1304","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-04-08T10:32:44Z","cross_cats_sorted":[],"title_canon_sha256":"e73a87ff4b7ed40dc64038f2d2f6830c02e637c72697c25b56ed6802cbac9227","abstract_canon_sha256":"4b1b306126003ea50efc23fb963b6cbe105bd572da01e4572bebb83b6e82c9fc"},"schema_version":"1.0"},"canonical_sha256":"0c444a272dcdb249a6794512fdc4030a1e7b4ccaed1b0d7bcedf168440fc254d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:26:00.098963Z","signature_b64":"QU1/F/MmXj5ss3w3xo334yVO/ErpydjIZGR0GiVuFvH/jRAT6QPqhemUXvItOKafh5zKJoQuqdGM+ZQPWKaACA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0c444a272dcdb249a6794512fdc4030a1e7b4ccaed1b0d7bcedf168440fc254d","last_reissued_at":"2026-07-04T17:26:00.098630Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:26:00.098630Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1004.1304","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":"2026-07-04T17:26:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ppik0y58vbTVGDEz1NiiKQCuahL958ni3BywXrrtU7FHkG0jtKx+ZKTBmOF7mkA0gB0T/xv4/GrBxThDw4SvDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T23:34:49.026653Z"},"content_sha256":"20a5c188718e33ec8a51363c23505c94fe5a8a4e74b234c5d03ebcd9a259bc0f","schema_version":"1.0","event_id":"sha256:20a5c188718e33ec8a51363c23505c94fe5a8a4e74b234c5d03ebcd9a259bc0f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:BRCEUJZNZWZETJTZIUJP3RADBI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Provable Secure Identity Based Generalized Signcryption Scheme","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Gang Yu, Wenbao Han, Xiaoxiao Ma, Yong Shen","submitted_at":"2010-04-08T10:32:44Z","abstract_excerpt":"According to actual needs, generalized signcryption scheme can flexibly work as an encryption scheme, a signature scheme or a signcryption scheme. In this paper, firstly, we give a security model for identity based generalized signcryption which is more complete than existing model. Secondly, we propose an identity based generalized signcryption scheme. Thirdly, we give the security proof of the new scheme in this complete model. Comparing with existing identity based generalized signcryption, the new scheme has less implementation complexity. Moreover, the new scheme has comparable computatio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.1304","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/1004.1304/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":"2026-07-04T17:26:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JAG/1KEZArSbe8L2gAZMqQQBLldhKMA05wHrzb/1SkPt7Cle3u+uFrwKzEjXGXSmpivLeKPIGkjNaxtqVUm2Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T23:34:49.027168Z"},"content_sha256":"2e782e17fbcb6a88b2a3be2eb70bd6f2603cb55e048934f51b3b478e63861233","schema_version":"1.0","event_id":"sha256:2e782e17fbcb6a88b2a3be2eb70bd6f2603cb55e048934f51b3b478e63861233"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BRCEUJZNZWZETJTZIUJP3RADBI/bundle.json","state_url":"https://pith.science/pith/BRCEUJZNZWZETJTZIUJP3RADBI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BRCEUJZNZWZETJTZIUJP3RADBI/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":"2026-08-21T23:34:49Z","links":{"resolver":"https://pith.science/pith/BRCEUJZNZWZETJTZIUJP3RADBI","bundle":"https://pith.science/pith/BRCEUJZNZWZETJTZIUJP3RADBI/bundle.json","state":"https://pith.science/pith/BRCEUJZNZWZETJTZIUJP3RADBI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BRCEUJZNZWZETJTZIUJP3RADBI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:BRCEUJZNZWZETJTZIUJP3RADBI","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":"4b1b306126003ea50efc23fb963b6cbe105bd572da01e4572bebb83b6e82c9fc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-04-08T10:32:44Z","title_canon_sha256":"e73a87ff4b7ed40dc64038f2d2f6830c02e637c72697c25b56ed6802cbac9227"},"schema_version":"1.0","source":{"id":"1004.1304","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1004.1304","created_at":"2026-07-04T17:26:00Z"},{"alias_kind":"arxiv_version","alias_value":"1004.1304v1","created_at":"2026-07-04T17:26:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.1304","created_at":"2026-07-04T17:26:00Z"},{"alias_kind":"pith_short_12","alias_value":"BRCEUJZNZWZE","created_at":"2026-07-04T17:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"BRCEUJZNZWZETJTZ","created_at":"2026-07-04T17:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"BRCEUJZN","created_at":"2026-07-04T17:26:00Z"}],"graph_snapshots":[{"event_id":"sha256:2e782e17fbcb6a88b2a3be2eb70bd6f2603cb55e048934f51b3b478e63861233","target":"graph","created_at":"2026-07-04T17:26:00Z","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/1004.1304/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"According to actual needs, generalized signcryption scheme can flexibly work as an encryption scheme, a signature scheme or a signcryption scheme. In this paper, firstly, we give a security model for identity based generalized signcryption which is more complete than existing model. Secondly, we propose an identity based generalized signcryption scheme. Thirdly, we give the security proof of the new scheme in this complete model. Comparing with existing identity based generalized signcryption, the new scheme has less implementation complexity. Moreover, the new scheme has comparable computatio","authors_text":"Gang Yu, Wenbao Han, Xiaoxiao Ma, Yong Shen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-04-08T10:32:44Z","title":"Provable Secure Identity Based Generalized Signcryption Scheme"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.1304","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":"sha256:20a5c188718e33ec8a51363c23505c94fe5a8a4e74b234c5d03ebcd9a259bc0f","target":"record","created_at":"2026-07-04T17:26:00Z","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":"4b1b306126003ea50efc23fb963b6cbe105bd572da01e4572bebb83b6e82c9fc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-04-08T10:32:44Z","title_canon_sha256":"e73a87ff4b7ed40dc64038f2d2f6830c02e637c72697c25b56ed6802cbac9227"},"schema_version":"1.0","source":{"id":"1004.1304","kind":"arxiv","version":1}},"canonical_sha256":"0c444a272dcdb249a6794512fdc4030a1e7b4ccaed1b0d7bcedf168440fc254d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0c444a272dcdb249a6794512fdc4030a1e7b4ccaed1b0d7bcedf168440fc254d","first_computed_at":"2026-07-04T17:26:00.098630Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:26:00.098630Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QU1/F/MmXj5ss3w3xo334yVO/ErpydjIZGR0GiVuFvH/jRAT6QPqhemUXvItOKafh5zKJoQuqdGM+ZQPWKaACA==","signature_status":"signed_v1","signed_at":"2026-07-04T17:26:00.098963Z","signed_message":"canonical_sha256_bytes"},"source_id":"1004.1304","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:20a5c188718e33ec8a51363c23505c94fe5a8a4e74b234c5d03ebcd9a259bc0f","sha256:2e782e17fbcb6a88b2a3be2eb70bd6f2603cb55e048934f51b3b478e63861233"],"state_sha256":"da02fddbbc5c47256760a16e346d7a9311cc8a70fb0516f33e88b4edce1f5fe2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r2cC32U9tHPGYHzkjg2apRba1hr0zJdTZx2F6P6et55B0wsvEiidxtQg+9qzJ5uW762b9sPZGVMsUN5JLysGAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T23:34:49.032003Z","bundle_sha256":"e593a79562ed92d31da08aeeb07c5ea65841ffc12e40af6b103aec8ca86466aa"}}