{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:4IFH534FYE5UA3XIE7YC67ICJF","short_pith_number":"pith:4IFH534F","canonical_record":{"source":{"id":"2302.04196","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-02-08T17:09:20Z","cross_cats_sorted":[],"title_canon_sha256":"40b9a8db5ae50dfd0b5227003aebb4b47b6ba01f5a8f7201102135456f727983","abstract_canon_sha256":"b76d560027a5163f333e9ec4d182897a6000ec68cb3322d1201ca954a3fa9aa9"},"schema_version":"1.0"},"canonical_sha256":"e20a7eef85c13b406ee827f02f7d024974d796284e07f1616c9058e03edc9b8b","source":{"kind":"arxiv","id":"2302.04196","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.04196","created_at":"2026-07-05T07:42:16Z"},{"alias_kind":"arxiv_version","alias_value":"2302.04196v1","created_at":"2026-07-05T07:42:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.04196","created_at":"2026-07-05T07:42:16Z"},{"alias_kind":"pith_short_12","alias_value":"4IFH534FYE5U","created_at":"2026-07-05T07:42:16Z"},{"alias_kind":"pith_short_16","alias_value":"4IFH534FYE5UA3XI","created_at":"2026-07-05T07:42:16Z"},{"alias_kind":"pith_short_8","alias_value":"4IFH534F","created_at":"2026-07-05T07:42:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:4IFH534FYE5UA3XIE7YC67ICJF","target":"record","payload":{"canonical_record":{"source":{"id":"2302.04196","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-02-08T17:09:20Z","cross_cats_sorted":[],"title_canon_sha256":"40b9a8db5ae50dfd0b5227003aebb4b47b6ba01f5a8f7201102135456f727983","abstract_canon_sha256":"b76d560027a5163f333e9ec4d182897a6000ec68cb3322d1201ca954a3fa9aa9"},"schema_version":"1.0"},"canonical_sha256":"e20a7eef85c13b406ee827f02f7d024974d796284e07f1616c9058e03edc9b8b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:42:16.310793Z","signature_b64":"2F6YwVTUtnkm+zoheOVzqBsOC3gEkQ+vjQEcilh5oIKvBU65i6Yly963k3u/727EkDaste8ofPXbquysAXKpCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e20a7eef85c13b406ee827f02f7d024974d796284e07f1616c9058e03edc9b8b","last_reissued_at":"2026-07-05T07:42:16.310367Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:42:16.310367Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2302.04196","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":"2026-07-05T07:42:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZGTlNt3nrAYVWUxgk0A/L6QaVJva0DXbn/cfWnJTiKU/Y0Ei5iBXVlFMYBbUZRd1HS9OpTnGrr/RXLawglgtAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T02:56:00.363495Z"},"content_sha256":"e0c2942fcc73d5983496ae7fd7046f912466fd9f36bec519ecc5eb9b344e9800","schema_version":"1.0","event_id":"sha256:e0c2942fcc73d5983496ae7fd7046f912466fd9f36bec519ecc5eb9b344e9800"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:4IFH534FYE5UA3XIE7YC67ICJF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multiobjective variational quantum optimization for constrained problems: an application to Cash Management","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"\\'Alvaro D\\'iaz-Fern\\'andez, Diego Porras, Escol\\'astico S\\'anchez-Mart\\'inez, Eva Andr\\'es, Fernando Mart\\'inez-Garc\\'ia, Jorge Luis-Hita, Juan Jos\\'e Garc\\'ia-Ripoll, Pablo D\\'iez-Valle, Senaida Hern\\'andez-Santana","submitted_at":"2023-02-08T17:09:20Z","abstract_excerpt":"Combinatorial optimization problems are ubiquitous in industry. In addition to finding a solution with minimum cost, problems of high relevance involve a number of constraints that the solution must satisfy. Variational quantum algorithms have emerged as promising candidates for solving these problems in the noisy intermediate-scale quantum stage. However, the constraints are often complex enough to make their efficient mapping to quantum hardware difficult or even infeasible. An alternative standard approach is to transform the optimization problem to include these constraints as penalty term"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.04196","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/2302.04196/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":"2026-07-05T07:42:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QuR73eWQtkgsjKRD4QEFFnaLTEFZbpaOcMvzlF5wBbMaZr8IYefRinNj8YNh1WOGu4d02xY71ce9YWReoVakCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T02:56:00.364017Z"},"content_sha256":"cd5d36afbb49961d77cb60ac868dfe34307b314c091f82a18ded67921416b45b","schema_version":"1.0","event_id":"sha256:cd5d36afbb49961d77cb60ac868dfe34307b314c091f82a18ded67921416b45b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4IFH534FYE5UA3XIE7YC67ICJF/bundle.json","state_url":"https://pith.science/pith/4IFH534FYE5UA3XIE7YC67ICJF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4IFH534FYE5UA3XIE7YC67ICJF/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":"2026-08-01T02:56:00Z","links":{"resolver":"https://pith.science/pith/4IFH534FYE5UA3XIE7YC67ICJF","bundle":"https://pith.science/pith/4IFH534FYE5UA3XIE7YC67ICJF/bundle.json","state":"https://pith.science/pith/4IFH534FYE5UA3XIE7YC67ICJF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4IFH534FYE5UA3XIE7YC67ICJF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:4IFH534FYE5UA3XIE7YC67ICJF","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":"b76d560027a5163f333e9ec4d182897a6000ec68cb3322d1201ca954a3fa9aa9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-02-08T17:09:20Z","title_canon_sha256":"40b9a8db5ae50dfd0b5227003aebb4b47b6ba01f5a8f7201102135456f727983"},"schema_version":"1.0","source":{"id":"2302.04196","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.04196","created_at":"2026-07-05T07:42:16Z"},{"alias_kind":"arxiv_version","alias_value":"2302.04196v1","created_at":"2026-07-05T07:42:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.04196","created_at":"2026-07-05T07:42:16Z"},{"alias_kind":"pith_short_12","alias_value":"4IFH534FYE5U","created_at":"2026-07-05T07:42:16Z"},{"alias_kind":"pith_short_16","alias_value":"4IFH534FYE5UA3XI","created_at":"2026-07-05T07:42:16Z"},{"alias_kind":"pith_short_8","alias_value":"4IFH534F","created_at":"2026-07-05T07:42:16Z"}],"graph_snapshots":[{"event_id":"sha256:cd5d36afbb49961d77cb60ac868dfe34307b314c091f82a18ded67921416b45b","target":"graph","created_at":"2026-07-05T07:42:16Z","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/2302.04196/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Combinatorial optimization problems are ubiquitous in industry. In addition to finding a solution with minimum cost, problems of high relevance involve a number of constraints that the solution must satisfy. Variational quantum algorithms have emerged as promising candidates for solving these problems in the noisy intermediate-scale quantum stage. However, the constraints are often complex enough to make their efficient mapping to quantum hardware difficult or even infeasible. An alternative standard approach is to transform the optimization problem to include these constraints as penalty term","authors_text":"\\'Alvaro D\\'iaz-Fern\\'andez, Diego Porras, Escol\\'astico S\\'anchez-Mart\\'inez, Eva Andr\\'es, Fernando Mart\\'inez-Garc\\'ia, Jorge Luis-Hita, Juan Jos\\'e Garc\\'ia-Ripoll, Pablo D\\'iez-Valle, Senaida Hern\\'andez-Santana","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-02-08T17:09:20Z","title":"Multiobjective variational quantum optimization for constrained problems: an application to Cash Management"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.04196","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:e0c2942fcc73d5983496ae7fd7046f912466fd9f36bec519ecc5eb9b344e9800","target":"record","created_at":"2026-07-05T07:42:16Z","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":"b76d560027a5163f333e9ec4d182897a6000ec68cb3322d1201ca954a3fa9aa9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2023-02-08T17:09:20Z","title_canon_sha256":"40b9a8db5ae50dfd0b5227003aebb4b47b6ba01f5a8f7201102135456f727983"},"schema_version":"1.0","source":{"id":"2302.04196","kind":"arxiv","version":1}},"canonical_sha256":"e20a7eef85c13b406ee827f02f7d024974d796284e07f1616c9058e03edc9b8b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e20a7eef85c13b406ee827f02f7d024974d796284e07f1616c9058e03edc9b8b","first_computed_at":"2026-07-05T07:42:16.310367Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:42:16.310367Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2F6YwVTUtnkm+zoheOVzqBsOC3gEkQ+vjQEcilh5oIKvBU65i6Yly963k3u/727EkDaste8ofPXbquysAXKpCg==","signature_status":"signed_v1","signed_at":"2026-07-05T07:42:16.310793Z","signed_message":"canonical_sha256_bytes"},"source_id":"2302.04196","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e0c2942fcc73d5983496ae7fd7046f912466fd9f36bec519ecc5eb9b344e9800","sha256:cd5d36afbb49961d77cb60ac868dfe34307b314c091f82a18ded67921416b45b"],"state_sha256":"fd87faad63224e4caac4a68834e1e010aec4c6569346660fed3b3185a9595eda"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iuZ+WHnEoZvU+ReP9if6OMVt8UlaTKHzDolJP+2bhj6aFzVMd5/I1Ts9URCS9hNNxmAoS9PJCCl9WIikXWOkDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-01T02:56:00.368785Z","bundle_sha256":"9a21b78b369343bce2c55f798b3a2571fbf67a3c4e8843fca81674a781c05fbc"}}