{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:3G6T4X3KL7RFDBULP53UWZR6FZ","short_pith_number":"pith:3G6T4X3K","canonical_record":{"source":{"id":"2305.01826","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-02T23:34:01Z","cross_cats_sorted":[],"title_canon_sha256":"9c5245daf25da4beee5ee8234a5b112cac88a9ee6bd9c3f698dc8da855507a3b","abstract_canon_sha256":"917e1cdf33e4ac71a7568e21e21a9ecfcc3a67c395fd6ea9706755bad370a33d"},"schema_version":"1.0"},"canonical_sha256":"d9bd3e5f6a5fe251868b7f774b663e2e786aa48f1cf4366e33d55752ac945628","source":{"kind":"arxiv","id":"2305.01826","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.01826","created_at":"2026-07-05T09:35:31Z"},{"alias_kind":"arxiv_version","alias_value":"2305.01826v2","created_at":"2026-07-05T09:35:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.01826","created_at":"2026-07-05T09:35:31Z"},{"alias_kind":"pith_short_12","alias_value":"3G6T4X3KL7RF","created_at":"2026-07-05T09:35:31Z"},{"alias_kind":"pith_short_16","alias_value":"3G6T4X3KL7RFDBUL","created_at":"2026-07-05T09:35:31Z"},{"alias_kind":"pith_short_8","alias_value":"3G6T4X3K","created_at":"2026-07-05T09:35:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:3G6T4X3KL7RFDBULP53UWZR6FZ","target":"record","payload":{"canonical_record":{"source":{"id":"2305.01826","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-02T23:34:01Z","cross_cats_sorted":[],"title_canon_sha256":"9c5245daf25da4beee5ee8234a5b112cac88a9ee6bd9c3f698dc8da855507a3b","abstract_canon_sha256":"917e1cdf33e4ac71a7568e21e21a9ecfcc3a67c395fd6ea9706755bad370a33d"},"schema_version":"1.0"},"canonical_sha256":"d9bd3e5f6a5fe251868b7f774b663e2e786aa48f1cf4366e33d55752ac945628","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:35:31.923115Z","signature_b64":"c3/tJvJoYTym5wONozmNUjcGkIIZ/KgnWWZbqbHqIxMmk7WdUrTHBEJhH9Ac67OLeXxAtvn2325v3k4PQM7MDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d9bd3e5f6a5fe251868b7f774b663e2e786aa48f1cf4366e33d55752ac945628","last_reissued_at":"2026-07-05T09:35:31.922643Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:35:31.922643Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.01826","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:35:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oti5gshbTGDA4IlAfJUy5iibRGdILgrcAws8TLhvr6eyA3NPVo27KITMJON1ZAGCipoldEO6GKW54wnZG35qCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T07:38:00.926771Z"},"content_sha256":"bfdf4fb28a34ed8a5e055060845138530a39147cf91c14a338b191a8f9e0a935","schema_version":"1.0","event_id":"sha256:bfdf4fb28a34ed8a5e055060845138530a39147cf91c14a338b191a8f9e0a935"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:3G6T4X3KL7RFDBULP53UWZR6FZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Trustworthy Computing using Untrusted Cloud-Based Quantum Hardware","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Suryansh Upadhyay, Swaroop Ghosh","submitted_at":"2023-05-02T23:34:01Z","abstract_excerpt":"Security and reliability are primary concerns in any computing paradigm including quantum computing. Currently users can access quantum computers through a cloud based platform where they can run their programs on a suite of quantum computers. As the quantum computing ecosystem grows in popularity and utility it is reasonable to expect that more companies including untrusted or less trusted or unreliable vendors will begin offering quantum computers as hardware as a service at varied price or performance points. Since computing time on quantum hardware is expensive and the access queue could b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.01826","kind":"arxiv","version":2},"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/2305.01826/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":"2026-07-05T09:35:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SAlbIcw67GWvw8GmDghpzD2VWka9odlMhobdQFwYtAHZEqeWJ5e32k1kRTTDrE0ZMr+wdmXVuZ1EiFZoBb65Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T07:38:00.927800Z"},"content_sha256":"5ff7a09f31700f6aac24d961fcbc9b421352a1f705fc73298cc864f68b8b95e4","schema_version":"1.0","event_id":"sha256:5ff7a09f31700f6aac24d961fcbc9b421352a1f705fc73298cc864f68b8b95e4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3G6T4X3KL7RFDBULP53UWZR6FZ/bundle.json","state_url":"https://pith.science/pith/3G6T4X3KL7RFDBULP53UWZR6FZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3G6T4X3KL7RFDBULP53UWZR6FZ/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":"2026-08-11T07:38:00Z","links":{"resolver":"https://pith.science/pith/3G6T4X3KL7RFDBULP53UWZR6FZ","bundle":"https://pith.science/pith/3G6T4X3KL7RFDBULP53UWZR6FZ/bundle.json","state":"https://pith.science/pith/3G6T4X3KL7RFDBULP53UWZR6FZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3G6T4X3KL7RFDBULP53UWZR6FZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:3G6T4X3KL7RFDBULP53UWZR6FZ","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":"917e1cdf33e4ac71a7568e21e21a9ecfcc3a67c395fd6ea9706755bad370a33d","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-02T23:34:01Z","title_canon_sha256":"9c5245daf25da4beee5ee8234a5b112cac88a9ee6bd9c3f698dc8da855507a3b"},"schema_version":"1.0","source":{"id":"2305.01826","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.01826","created_at":"2026-07-05T09:35:31Z"},{"alias_kind":"arxiv_version","alias_value":"2305.01826v2","created_at":"2026-07-05T09:35:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.01826","created_at":"2026-07-05T09:35:31Z"},{"alias_kind":"pith_short_12","alias_value":"3G6T4X3KL7RF","created_at":"2026-07-05T09:35:31Z"},{"alias_kind":"pith_short_16","alias_value":"3G6T4X3KL7RFDBUL","created_at":"2026-07-05T09:35:31Z"},{"alias_kind":"pith_short_8","alias_value":"3G6T4X3K","created_at":"2026-07-05T09:35:31Z"}],"graph_snapshots":[{"event_id":"sha256:5ff7a09f31700f6aac24d961fcbc9b421352a1f705fc73298cc864f68b8b95e4","target":"graph","created_at":"2026-07-05T09:35:31Z","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/2305.01826/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Security and reliability are primary concerns in any computing paradigm including quantum computing. Currently users can access quantum computers through a cloud based platform where they can run their programs on a suite of quantum computers. As the quantum computing ecosystem grows in popularity and utility it is reasonable to expect that more companies including untrusted or less trusted or unreliable vendors will begin offering quantum computers as hardware as a service at varied price or performance points. Since computing time on quantum hardware is expensive and the access queue could b","authors_text":"Suryansh Upadhyay, Swaroop Ghosh","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-02T23:34:01Z","title":"Trustworthy Computing using Untrusted Cloud-Based Quantum Hardware"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.01826","kind":"arxiv","version":2},"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:bfdf4fb28a34ed8a5e055060845138530a39147cf91c14a338b191a8f9e0a935","target":"record","created_at":"2026-07-05T09:35:31Z","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":"917e1cdf33e4ac71a7568e21e21a9ecfcc3a67c395fd6ea9706755bad370a33d","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-02T23:34:01Z","title_canon_sha256":"9c5245daf25da4beee5ee8234a5b112cac88a9ee6bd9c3f698dc8da855507a3b"},"schema_version":"1.0","source":{"id":"2305.01826","kind":"arxiv","version":2}},"canonical_sha256":"d9bd3e5f6a5fe251868b7f774b663e2e786aa48f1cf4366e33d55752ac945628","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d9bd3e5f6a5fe251868b7f774b663e2e786aa48f1cf4366e33d55752ac945628","first_computed_at":"2026-07-05T09:35:31.922643Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:35:31.922643Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"c3/tJvJoYTym5wONozmNUjcGkIIZ/KgnWWZbqbHqIxMmk7WdUrTHBEJhH9Ac67OLeXxAtvn2325v3k4PQM7MDg==","signature_status":"signed_v1","signed_at":"2026-07-05T09:35:31.923115Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.01826","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bfdf4fb28a34ed8a5e055060845138530a39147cf91c14a338b191a8f9e0a935","sha256:5ff7a09f31700f6aac24d961fcbc9b421352a1f705fc73298cc864f68b8b95e4"],"state_sha256":"98b233037c8ce286c1147da10ad4ba49b0ab64d2611fc31ea42d1c8b2f4b1263"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+ysqgmsVNAiZ0bjn2BgaZkHhJiNqVIaLPj64639NrLtcgmm3FedcJkAthglNe5mAED97Werd/LAyQMfTFhzRCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T07:38:00.935933Z","bundle_sha256":"e299399cdd1dc9730af6ffbbda5dc55620bbc1125973b07e8a18971b14d9c730"}}