{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:FF3Q6IUXBIPEDHZS3ZCXE36SY3","short_pith_number":"pith:FF3Q6IUX","canonical_record":{"source":{"id":"2309.03057","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2023-09-06T14:54:11Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"007d77d29ba7ee2d341e51ec86a6ac3fd512dc73e9dfee425c89bd1d3dcd4ee0","abstract_canon_sha256":"5c34d87c17c374977f0953a173c436bf08489d29c7d1ca7114f1c5fea65e58fb"},"schema_version":"1.0"},"canonical_sha256":"29770f22970a1e419f32de45726fd2c6e352487802fbdcf4e8dac01534b24a73","source":{"kind":"arxiv","id":"2309.03057","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.03057","created_at":"2026-07-05T06:48:20Z"},{"alias_kind":"arxiv_version","alias_value":"2309.03057v1","created_at":"2026-07-05T06:48:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.03057","created_at":"2026-07-05T06:48:20Z"},{"alias_kind":"pith_short_12","alias_value":"FF3Q6IUXBIPE","created_at":"2026-07-05T06:48:20Z"},{"alias_kind":"pith_short_16","alias_value":"FF3Q6IUXBIPEDHZS","created_at":"2026-07-05T06:48:20Z"},{"alias_kind":"pith_short_8","alias_value":"FF3Q6IUX","created_at":"2026-07-05T06:48:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:FF3Q6IUXBIPEDHZS3ZCXE36SY3","target":"record","payload":{"canonical_record":{"source":{"id":"2309.03057","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2023-09-06T14:54:11Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"007d77d29ba7ee2d341e51ec86a6ac3fd512dc73e9dfee425c89bd1d3dcd4ee0","abstract_canon_sha256":"5c34d87c17c374977f0953a173c436bf08489d29c7d1ca7114f1c5fea65e58fb"},"schema_version":"1.0"},"canonical_sha256":"29770f22970a1e419f32de45726fd2c6e352487802fbdcf4e8dac01534b24a73","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:48:20.369005Z","signature_b64":"7ef5qq2n+CV8rjtYEac1pCVFN0N8GQq38bmT3NpGwa8NaaTXwD0y2VqyEefFjJd1XLHbSmggW4w6c5fzWktnDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"29770f22970a1e419f32de45726fd2c6e352487802fbdcf4e8dac01534b24a73","last_reissued_at":"2026-07-05T06:48:20.368529Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:48:20.368529Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2309.03057","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":"2026-07-05T06:48:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bSYRX/R8n/RHXrvJ3pyOKFXGz4+83zRRz17DeZ0fwRbzx+4Mk95TbUdZgY/KriPrW5p8hca5PgVo3KZLex8jBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T19:17:46.473049Z"},"content_sha256":"7d74311b7de18bfad557e7db6b52e805079f5aa83eb6f6a6f90fcec59361cf67","schema_version":"1.0","event_id":"sha256:7d74311b7de18bfad557e7db6b52e805079f5aa83eb6f6a6f90fcec59361cf67"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:FF3Q6IUXBIPEDHZS3ZCXE36SY3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hide and Seek (HaS): A Lightweight Framework for Prompt Privacy Protection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CR","authors_text":"Huiming Liu, Tingxin Li, Yang Yu, Yu Chen","submitted_at":"2023-09-06T14:54:11Z","abstract_excerpt":"Numerous companies have started offering services based on large language models (LLM), such as ChatGPT, which inevitably raises privacy concerns as users' prompts are exposed to the model provider. Previous research on secure reasoning using multi-party computation (MPC) has proven to be impractical for LLM applications due to its time-consuming and communication-intensive nature. While lightweight anonymization techniques can protect private information in prompts through substitution or masking, they fail to recover sensitive data replaced in the LLM-generated results. In this paper, we exp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.03057","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/2309.03057/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":"2026-07-05T06:48:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2+tlUHnlIrIhGqHd1lDJT/qKpwQXPp7vnZtz4L8HCt7qRKLbAHsgC+TRDsIlKzaZzLqinFiti2V3bB9NQ87DBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T19:17:46.473964Z"},"content_sha256":"bb716c439976e807fbc44a5cbef0c00266c79931443f815b2a631637c69b101e","schema_version":"1.0","event_id":"sha256:bb716c439976e807fbc44a5cbef0c00266c79931443f815b2a631637c69b101e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FF3Q6IUXBIPEDHZS3ZCXE36SY3/bundle.json","state_url":"https://pith.science/pith/FF3Q6IUXBIPEDHZS3ZCXE36SY3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FF3Q6IUXBIPEDHZS3ZCXE36SY3/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":"2026-08-07T19:17:46Z","links":{"resolver":"https://pith.science/pith/FF3Q6IUXBIPEDHZS3ZCXE36SY3","bundle":"https://pith.science/pith/FF3Q6IUXBIPEDHZS3ZCXE36SY3/bundle.json","state":"https://pith.science/pith/FF3Q6IUXBIPEDHZS3ZCXE36SY3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FF3Q6IUXBIPEDHZS3ZCXE36SY3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:FF3Q6IUXBIPEDHZS3ZCXE36SY3","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":"5c34d87c17c374977f0953a173c436bf08489d29c7d1ca7114f1c5fea65e58fb","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2023-09-06T14:54:11Z","title_canon_sha256":"007d77d29ba7ee2d341e51ec86a6ac3fd512dc73e9dfee425c89bd1d3dcd4ee0"},"schema_version":"1.0","source":{"id":"2309.03057","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.03057","created_at":"2026-07-05T06:48:20Z"},{"alias_kind":"arxiv_version","alias_value":"2309.03057v1","created_at":"2026-07-05T06:48:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.03057","created_at":"2026-07-05T06:48:20Z"},{"alias_kind":"pith_short_12","alias_value":"FF3Q6IUXBIPE","created_at":"2026-07-05T06:48:20Z"},{"alias_kind":"pith_short_16","alias_value":"FF3Q6IUXBIPEDHZS","created_at":"2026-07-05T06:48:20Z"},{"alias_kind":"pith_short_8","alias_value":"FF3Q6IUX","created_at":"2026-07-05T06:48:20Z"}],"graph_snapshots":[{"event_id":"sha256:bb716c439976e807fbc44a5cbef0c00266c79931443f815b2a631637c69b101e","target":"graph","created_at":"2026-07-05T06:48:20Z","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/2309.03057/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Numerous companies have started offering services based on large language models (LLM), such as ChatGPT, which inevitably raises privacy concerns as users' prompts are exposed to the model provider. Previous research on secure reasoning using multi-party computation (MPC) has proven to be impractical for LLM applications due to its time-consuming and communication-intensive nature. While lightweight anonymization techniques can protect private information in prompts through substitution or masking, they fail to recover sensitive data replaced in the LLM-generated results. In this paper, we exp","authors_text":"Huiming Liu, Tingxin Li, Yang Yu, Yu Chen","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2023-09-06T14:54:11Z","title":"Hide and Seek (HaS): A Lightweight Framework for Prompt Privacy Protection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.03057","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":"sha256:7d74311b7de18bfad557e7db6b52e805079f5aa83eb6f6a6f90fcec59361cf67","target":"record","created_at":"2026-07-05T06:48:20Z","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":"5c34d87c17c374977f0953a173c436bf08489d29c7d1ca7114f1c5fea65e58fb","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2023-09-06T14:54:11Z","title_canon_sha256":"007d77d29ba7ee2d341e51ec86a6ac3fd512dc73e9dfee425c89bd1d3dcd4ee0"},"schema_version":"1.0","source":{"id":"2309.03057","kind":"arxiv","version":1}},"canonical_sha256":"29770f22970a1e419f32de45726fd2c6e352487802fbdcf4e8dac01534b24a73","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"29770f22970a1e419f32de45726fd2c6e352487802fbdcf4e8dac01534b24a73","first_computed_at":"2026-07-05T06:48:20.368529Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:48:20.368529Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7ef5qq2n+CV8rjtYEac1pCVFN0N8GQq38bmT3NpGwa8NaaTXwD0y2VqyEefFjJd1XLHbSmggW4w6c5fzWktnDw==","signature_status":"signed_v1","signed_at":"2026-07-05T06:48:20.369005Z","signed_message":"canonical_sha256_bytes"},"source_id":"2309.03057","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7d74311b7de18bfad557e7db6b52e805079f5aa83eb6f6a6f90fcec59361cf67","sha256:bb716c439976e807fbc44a5cbef0c00266c79931443f815b2a631637c69b101e"],"state_sha256":"1edbc68658e596d343e06e971c63405cb1861b81f84008c26af7b4111b359fae"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dIRViKAQAI4LK7IHWT7KRNfQJHpfe/iR0C53+UIGJBmyMiQghEJ6/KwVZ1pbxMS/wv8uWdLBMCKrAlL4z8qMBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T19:17:46.481138Z","bundle_sha256":"b5816f0735e3125b5c79cfb63f1ad3a568cbbc75c98f3030bd847ae4b7660ca4"}}