{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:QBBZCBAJJZFGIYIIISCA7PMXE4","short_pith_number":"pith:QBBZCBAJ","canonical_record":{"source":{"id":"1903.09575","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2019-03-22T16:04:31Z","cross_cats_sorted":[],"title_canon_sha256":"0ed4169a8131d56dd89e0387295ace8ab6fe83fd772b3170adf8e674b68aa6ab","abstract_canon_sha256":"aad56cbaa9f66f8e9b4496eaa5eacd9be6ad4e099f726aeecc952d5416d961da"},"schema_version":"1.0"},"canonical_sha256":"80439104094e4a64610844840fbd972709d3a3dc711fe2d5073fcdef9199ecd7","source":{"kind":"arxiv","id":"1903.09575","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.09575","created_at":"2026-07-05T01:43:54Z"},{"alias_kind":"arxiv_version","alias_value":"1903.09575v3","created_at":"2026-07-05T01:43:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.09575","created_at":"2026-07-05T01:43:54Z"},{"alias_kind":"pith_short_12","alias_value":"QBBZCBAJJZFG","created_at":"2026-07-05T01:43:54Z"},{"alias_kind":"pith_short_16","alias_value":"QBBZCBAJJZFGIYII","created_at":"2026-07-05T01:43:54Z"},{"alias_kind":"pith_short_8","alias_value":"QBBZCBAJ","created_at":"2026-07-05T01:43:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:QBBZCBAJJZFGIYIIISCA7PMXE4","target":"record","payload":{"canonical_record":{"source":{"id":"1903.09575","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2019-03-22T16:04:31Z","cross_cats_sorted":[],"title_canon_sha256":"0ed4169a8131d56dd89e0387295ace8ab6fe83fd772b3170adf8e674b68aa6ab","abstract_canon_sha256":"aad56cbaa9f66f8e9b4496eaa5eacd9be6ad4e099f726aeecc952d5416d961da"},"schema_version":"1.0"},"canonical_sha256":"80439104094e4a64610844840fbd972709d3a3dc711fe2d5073fcdef9199ecd7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:43:54.331423Z","signature_b64":"XttK3KQmivhCI45ZhMQqP+CyKnGvFuZH9NadwTn1ny/w15mwEwmb0z8FH8BjFdEUeFTlwrl/VAjt3FMgjNSCCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"80439104094e4a64610844840fbd972709d3a3dc711fe2d5073fcdef9199ecd7","last_reissued_at":"2026-07-05T01:43:54.330938Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:43:54.330938Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.09575","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:43:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tcugc5Mmpb+K61bUk9pt7DD6P1sz9bhWMu93nMbiDaTgINw7I1j9RXZu5TMUaXngSCxhd0D8RQbtHvnS9gABAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T14:40:21.293695Z"},"content_sha256":"0892ae0055962507287d9c73114647838f706f4a247dfafae362d443f4c41f7c","schema_version":"1.0","event_id":"sha256:0892ae0055962507287d9c73114647838f706f4a247dfafae362d443f4c41f7c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:QBBZCBAJJZFGIYIIISCA7PMXE4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum Computer Architecture: Towards Full-Stack Quantum Accelerators","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"A.A. Mouedenne, A. Krol, A. Sarkar, A. Yadav, I. Ashraf, K. Bertels, T. Hubregtsen","submitted_at":"2019-03-22T16:04:31Z","abstract_excerpt":"This paper presents the definition and implementation of a quantum computer architecture to enable creating a new computational device - a quantum computer as an accelerator. In this paper, we present explicitly the idea of a quantum accelerator which contains the full stack of the layers of an accelerator. Such a stack starts at the highest level describing the target application of the accelerator. The next layer abstracts the quantum logic outlining the algorithm that is to be executed on the quantum accelerator. In our case, the logic is expressed in the universal quantum-classical hybrid "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.09575","kind":"arxiv","version":3},"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/1903.09575/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":"2026-07-05T01:43:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EZj/AWDq174ByD2hggW4j+lUsx2PwmZ24iJOPGZF7XxlRX9vJ4JCZCCyaUJkQsTv7qhK4bfIfu3abR+/3ZjwBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T14:40:21.294055Z"},"content_sha256":"5ffa6779b671b77c42dce36221f0e29e3eb1c39f488ba466faabf98887ace58c","schema_version":"1.0","event_id":"sha256:5ffa6779b671b77c42dce36221f0e29e3eb1c39f488ba466faabf98887ace58c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QBBZCBAJJZFGIYIIISCA7PMXE4/bundle.json","state_url":"https://pith.science/pith/QBBZCBAJJZFGIYIIISCA7PMXE4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QBBZCBAJJZFGIYIIISCA7PMXE4/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":"2026-07-07T14:40:21Z","links":{"resolver":"https://pith.science/pith/QBBZCBAJJZFGIYIIISCA7PMXE4","bundle":"https://pith.science/pith/QBBZCBAJJZFGIYIIISCA7PMXE4/bundle.json","state":"https://pith.science/pith/QBBZCBAJJZFGIYIIISCA7PMXE4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QBBZCBAJJZFGIYIIISCA7PMXE4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:QBBZCBAJJZFGIYIIISCA7PMXE4","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":"aad56cbaa9f66f8e9b4496eaa5eacd9be6ad4e099f726aeecc952d5416d961da","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2019-03-22T16:04:31Z","title_canon_sha256":"0ed4169a8131d56dd89e0387295ace8ab6fe83fd772b3170adf8e674b68aa6ab"},"schema_version":"1.0","source":{"id":"1903.09575","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.09575","created_at":"2026-07-05T01:43:54Z"},{"alias_kind":"arxiv_version","alias_value":"1903.09575v3","created_at":"2026-07-05T01:43:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.09575","created_at":"2026-07-05T01:43:54Z"},{"alias_kind":"pith_short_12","alias_value":"QBBZCBAJJZFG","created_at":"2026-07-05T01:43:54Z"},{"alias_kind":"pith_short_16","alias_value":"QBBZCBAJJZFGIYII","created_at":"2026-07-05T01:43:54Z"},{"alias_kind":"pith_short_8","alias_value":"QBBZCBAJ","created_at":"2026-07-05T01:43:54Z"}],"graph_snapshots":[{"event_id":"sha256:5ffa6779b671b77c42dce36221f0e29e3eb1c39f488ba466faabf98887ace58c","target":"graph","created_at":"2026-07-05T01:43:54Z","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/1903.09575/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper presents the definition and implementation of a quantum computer architecture to enable creating a new computational device - a quantum computer as an accelerator. In this paper, we present explicitly the idea of a quantum accelerator which contains the full stack of the layers of an accelerator. Such a stack starts at the highest level describing the target application of the accelerator. The next layer abstracts the quantum logic outlining the algorithm that is to be executed on the quantum accelerator. In our case, the logic is expressed in the universal quantum-classical hybrid ","authors_text":"A.A. Mouedenne, A. Krol, A. Sarkar, A. Yadav, I. Ashraf, K. Bertels, T. Hubregtsen","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2019-03-22T16:04:31Z","title":"Quantum Computer Architecture: Towards Full-Stack Quantum Accelerators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.09575","kind":"arxiv","version":3},"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":"sha256:0892ae0055962507287d9c73114647838f706f4a247dfafae362d443f4c41f7c","target":"record","created_at":"2026-07-05T01:43:54Z","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":"aad56cbaa9f66f8e9b4496eaa5eacd9be6ad4e099f726aeecc952d5416d961da","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2019-03-22T16:04:31Z","title_canon_sha256":"0ed4169a8131d56dd89e0387295ace8ab6fe83fd772b3170adf8e674b68aa6ab"},"schema_version":"1.0","source":{"id":"1903.09575","kind":"arxiv","version":3}},"canonical_sha256":"80439104094e4a64610844840fbd972709d3a3dc711fe2d5073fcdef9199ecd7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"80439104094e4a64610844840fbd972709d3a3dc711fe2d5073fcdef9199ecd7","first_computed_at":"2026-07-05T01:43:54.330938Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:43:54.330938Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XttK3KQmivhCI45ZhMQqP+CyKnGvFuZH9NadwTn1ny/w15mwEwmb0z8FH8BjFdEUeFTlwrl/VAjt3FMgjNSCCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:43:54.331423Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.09575","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0892ae0055962507287d9c73114647838f706f4a247dfafae362d443f4c41f7c","sha256:5ffa6779b671b77c42dce36221f0e29e3eb1c39f488ba466faabf98887ace58c"],"state_sha256":"174dfce24e115c70bb04f62ad90fe25967e93c8b03a528eb51e954646368d245"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mrZlWAchl1kcHK6TUnWdfW9uMgnSgMi27+4psZqkJq3sjc4WLqfN9HUfcNPdTOGzRTWJwuCmjEsSQXM5zn4bDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T14:40:21.295967Z","bundle_sha256":"8c4f86faadfe2a170f4d5eb53c89ef16d7759d694fb058798533d5dd27d1e177"}}