{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:BARMBONFGRN3RMSAU6JS7HHX3G","short_pith_number":"pith:BARMBONF","canonical_record":{"source":{"id":"2411.12920","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2024-11-19T23:19:43Z","cross_cats_sorted":["cs.ET"],"title_canon_sha256":"7ee7239d7b0721278c8f72ba0e995f24c62554542cafbf3c687fe3891c7deb73","abstract_canon_sha256":"b6d1ac2981bcc82e537e2f22e6d58f407e3ec1cedec483c9b449a23485f6d29a"},"schema_version":"1.0"},"canonical_sha256":"0822c0b9a5345bb8b240a7932f9cf7d9a4a50a4cc80b32b1d18dcbb334fc2d13","source":{"kind":"arxiv","id":"2411.12920","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.12920","created_at":"2026-07-05T09:38:02Z"},{"alias_kind":"arxiv_version","alias_value":"2411.12920v1","created_at":"2026-07-05T09:38:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.12920","created_at":"2026-07-05T09:38:02Z"},{"alias_kind":"pith_short_12","alias_value":"BARMBONFGRN3","created_at":"2026-07-05T09:38:02Z"},{"alias_kind":"pith_short_16","alias_value":"BARMBONFGRN3RMSA","created_at":"2026-07-05T09:38:02Z"},{"alias_kind":"pith_short_8","alias_value":"BARMBONF","created_at":"2026-07-05T09:38:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:BARMBONFGRN3RMSAU6JS7HHX3G","target":"record","payload":{"canonical_record":{"source":{"id":"2411.12920","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2024-11-19T23:19:43Z","cross_cats_sorted":["cs.ET"],"title_canon_sha256":"7ee7239d7b0721278c8f72ba0e995f24c62554542cafbf3c687fe3891c7deb73","abstract_canon_sha256":"b6d1ac2981bcc82e537e2f22e6d58f407e3ec1cedec483c9b449a23485f6d29a"},"schema_version":"1.0"},"canonical_sha256":"0822c0b9a5345bb8b240a7932f9cf7d9a4a50a4cc80b32b1d18dcbb334fc2d13","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:38:02.317616Z","signature_b64":"prLjpXSLc6xMGGR0B+DdYG42tuqM9KK3tILg0JWv0gjp7m7pbK9H+hVgX2MjYGunJb7ZjvracQlg1iz2j8dZDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0822c0b9a5345bb8b240a7932f9cf7d9a4a50a4cc80b32b1d18dcbb334fc2d13","last_reissued_at":"2026-07-05T09:38:02.317104Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:38:02.317104Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2411.12920","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":"2026-07-05T09:38:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Aq6MXRinstPMLVftKnmk9iQIZe77oB8dWYWdeY6w1KlJGGFxUCzzRfWsFmo70dKf/sNoWWp+9aznviuWdzPOCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T08:51:56.671908Z"},"content_sha256":"5b0db9ce01ab41a007551c1c7092288798408d66efd34423fb9da8780c757d27","schema_version":"1.0","event_id":"sha256:5b0db9ce01ab41a007551c1c7092288798408d66efd34423fb9da8780c757d27"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:BARMBONFGRN3RMSAU6JS7HHX3G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum Mini-Apps for Engineering Applications: A Case Study","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["cs.ET"],"primary_cat":"quant-ph","authors_text":"Alberto Maldonado-Romo, Amanda Bowman, Brian J. McDermott, Horia M\\u{a}rg\\u{a}rit, Krishnageetha Karuppasamy, Vardaan Sahgal","submitted_at":"2024-11-19T23:19:43Z","abstract_excerpt":"In this work, we present a case study in implementing a variational quantum algorithm for solving the Poisson equation, which is a commonly encountered partial differential equation in science and engineering. We highlight the practical challenges encountered in mapping the algorithm to physical hardware, and the software engineering considerations needed to achieve realistic results on today's non-fault-tolerant systems."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.12920","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/2411.12920/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":"2026-07-05T09:38:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ja2KS9QYyjngBh/uKZNXL3lsYJ3tu88Prldqpez1DbCvt4M9tU1ZG50ZoVvrS49lVCLlPaYIff/V6HtgD265CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T08:51:56.672412Z"},"content_sha256":"387c2fc4da75f3457e5a5ebd13e2ce7f5e9aaf04a625dad191b93185d438ed1e","schema_version":"1.0","event_id":"sha256:387c2fc4da75f3457e5a5ebd13e2ce7f5e9aaf04a625dad191b93185d438ed1e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BARMBONFGRN3RMSAU6JS7HHX3G/bundle.json","state_url":"https://pith.science/pith/BARMBONFGRN3RMSAU6JS7HHX3G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BARMBONFGRN3RMSAU6JS7HHX3G/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":"2026-08-19T08:51:56Z","links":{"resolver":"https://pith.science/pith/BARMBONFGRN3RMSAU6JS7HHX3G","bundle":"https://pith.science/pith/BARMBONFGRN3RMSAU6JS7HHX3G/bundle.json","state":"https://pith.science/pith/BARMBONFGRN3RMSAU6JS7HHX3G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BARMBONFGRN3RMSAU6JS7HHX3G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:BARMBONFGRN3RMSAU6JS7HHX3G","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":"b6d1ac2981bcc82e537e2f22e6d58f407e3ec1cedec483c9b449a23485f6d29a","cross_cats_sorted":["cs.ET"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2024-11-19T23:19:43Z","title_canon_sha256":"7ee7239d7b0721278c8f72ba0e995f24c62554542cafbf3c687fe3891c7deb73"},"schema_version":"1.0","source":{"id":"2411.12920","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.12920","created_at":"2026-07-05T09:38:02Z"},{"alias_kind":"arxiv_version","alias_value":"2411.12920v1","created_at":"2026-07-05T09:38:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.12920","created_at":"2026-07-05T09:38:02Z"},{"alias_kind":"pith_short_12","alias_value":"BARMBONFGRN3","created_at":"2026-07-05T09:38:02Z"},{"alias_kind":"pith_short_16","alias_value":"BARMBONFGRN3RMSA","created_at":"2026-07-05T09:38:02Z"},{"alias_kind":"pith_short_8","alias_value":"BARMBONF","created_at":"2026-07-05T09:38:02Z"}],"graph_snapshots":[{"event_id":"sha256:387c2fc4da75f3457e5a5ebd13e2ce7f5e9aaf04a625dad191b93185d438ed1e","target":"graph","created_at":"2026-07-05T09:38:02Z","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/2411.12920/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this work, we present a case study in implementing a variational quantum algorithm for solving the Poisson equation, which is a commonly encountered partial differential equation in science and engineering. We highlight the practical challenges encountered in mapping the algorithm to physical hardware, and the software engineering considerations needed to achieve realistic results on today's non-fault-tolerant systems.","authors_text":"Alberto Maldonado-Romo, Amanda Bowman, Brian J. McDermott, Horia M\\u{a}rg\\u{a}rit, Krishnageetha Karuppasamy, Vardaan Sahgal","cross_cats":["cs.ET"],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2024-11-19T23:19:43Z","title":"Quantum Mini-Apps for Engineering Applications: A Case Study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.12920","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":"sha256:5b0db9ce01ab41a007551c1c7092288798408d66efd34423fb9da8780c757d27","target":"record","created_at":"2026-07-05T09:38:02Z","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":"b6d1ac2981bcc82e537e2f22e6d58f407e3ec1cedec483c9b449a23485f6d29a","cross_cats_sorted":["cs.ET"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"quant-ph","submitted_at":"2024-11-19T23:19:43Z","title_canon_sha256":"7ee7239d7b0721278c8f72ba0e995f24c62554542cafbf3c687fe3891c7deb73"},"schema_version":"1.0","source":{"id":"2411.12920","kind":"arxiv","version":1}},"canonical_sha256":"0822c0b9a5345bb8b240a7932f9cf7d9a4a50a4cc80b32b1d18dcbb334fc2d13","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0822c0b9a5345bb8b240a7932f9cf7d9a4a50a4cc80b32b1d18dcbb334fc2d13","first_computed_at":"2026-07-05T09:38:02.317104Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:38:02.317104Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"prLjpXSLc6xMGGR0B+DdYG42tuqM9KK3tILg0JWv0gjp7m7pbK9H+hVgX2MjYGunJb7ZjvracQlg1iz2j8dZDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:38:02.317616Z","signed_message":"canonical_sha256_bytes"},"source_id":"2411.12920","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5b0db9ce01ab41a007551c1c7092288798408d66efd34423fb9da8780c757d27","sha256:387c2fc4da75f3457e5a5ebd13e2ce7f5e9aaf04a625dad191b93185d438ed1e"],"state_sha256":"c1b3e884c370997d867137e283e616498d5efc76feb033c806a7b4f626aa6655"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d054SyVmV+YeU2jZKxgCSOembRiwlQRTpoYfeWhwhBlutnvC7VffLHSymHC6Pd83VPL4AB4cRCUO1oTkc1dxAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T08:51:56.678340Z","bundle_sha256":"351fb08a60ee0d86ea88a4a283eef37a5e895b7b477b6c0f0b989e00a3c621da"}}