{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:KW6NJF4MWNTVCVQV5LX5CPFRMS","short_pith_number":"pith:KW6NJF4M","canonical_record":{"source":{"id":"2605.21276","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-05-20T15:08:08Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"6f879e6fb8562e7b9b1a8879caaa2fc428ba53d327a6f45a27ba5c3e8cb256ed","abstract_canon_sha256":"6b5cc19fa3cfa91e52f5ac4ed1cfe854c1c2e0713a90d34d77322d692d8ae1d3"},"schema_version":"1.0"},"canonical_sha256":"55bcd4978cb367515615eaefd13cb164b92d1f69ef492576b36e6d472270db1d","source":{"kind":"arxiv","id":"2605.21276","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.21276","created_at":"2026-05-21T02:05:26Z"},{"alias_kind":"arxiv_version","alias_value":"2605.21276v1","created_at":"2026-05-21T02:05:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.21276","created_at":"2026-05-21T02:05:26Z"},{"alias_kind":"pith_short_12","alias_value":"KW6NJF4MWNTV","created_at":"2026-05-21T02:05:26Z"},{"alias_kind":"pith_short_16","alias_value":"KW6NJF4MWNTVCVQV","created_at":"2026-05-21T02:05:26Z"},{"alias_kind":"pith_short_8","alias_value":"KW6NJF4M","created_at":"2026-05-21T02:05:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:KW6NJF4MWNTVCVQV5LX5CPFRMS","target":"record","payload":{"canonical_record":{"source":{"id":"2605.21276","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-05-20T15:08:08Z","cross_cats_sorted":["physics.atom-ph"],"title_canon_sha256":"6f879e6fb8562e7b9b1a8879caaa2fc428ba53d327a6f45a27ba5c3e8cb256ed","abstract_canon_sha256":"6b5cc19fa3cfa91e52f5ac4ed1cfe854c1c2e0713a90d34d77322d692d8ae1d3"},"schema_version":"1.0"},"canonical_sha256":"55bcd4978cb367515615eaefd13cb164b92d1f69ef492576b36e6d472270db1d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-21T02:05:26.642277Z","signature_b64":"V4bhxmnow37/Gf5CX24DFjbAieuLkcQez9a5turVHSbKSVKk6Yrl5oAd6RzsVRlUqJ8QAkCh4hosEQyf/OLrBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"55bcd4978cb367515615eaefd13cb164b92d1f69ef492576b36e6d472270db1d","last_reissued_at":"2026-05-21T02:05:26.641543Z","signature_status":"signed_v1","first_computed_at":"2026-05-21T02:05:26.641543Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.21276","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":"2026-05-21T02:05:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VZcVxaLwpHYNTpfb8hOspyvzcByXNp+N/i/1ZGn4B/Tj06rIv5SMVCRWG+uslmeinUf451TJV81I3Bv6OQEqAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:23:40.804208Z"},"content_sha256":"249d6a57a40e41bbce8fb690e44e82c7d879044f72d9ea56f646a647d6bf4cbc","schema_version":"1.0","event_id":"sha256:249d6a57a40e41bbce8fb690e44e82c7d879044f72d9ea56f646a647d6bf4cbc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:KW6NJF4MWNTVCVQV5LX5CPFRMS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Benchmarking a machine-learning differential equations solver on a neutral-atom logical processor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph"],"primary_cat":"quant-ph","authors_text":"Adrien Signoles, Annie Paine, Antoine Browaeys, Antoine Cornillot, Antonio Andrea Gentile, Arnaud Peloquin, Axel-Ugo Leriche, Boris Albrecht, Casper Gyurik, Cl\\'emence Briosne-Fr\\'ejaville, Clotilde Hamot, Edgar Leroux, Elio Garnaoui, Evan Philip, Florian Fasola, Fran\\c{c}ois-Marie Le R\\'egent, Francisco Ponciano, Ga\\'etan Herc\\'e, Gwennol\\'e Cournez, Hadriel Mamann, Henrique Silv\\'erio, Julien Ripoll, Julius de Hond, Lo\\\"ic Henriet, Lorenzo Cardarelli, Louis Vignoli, Lucas Lassabli\\`ere, Luc Couturier, Luis Ortiz, Marie Taouzinet, Michael Kaicher, Pascal Scholl, Pauline Mathiot, Raja Selvarajan, Rebecca El Koussaifi, Selim Touati, Siddhy Tan, Thomas Eritzpokoff, Thomas Pansiot, Yohann Machu","submitted_at":"2026-05-20T15:08:08Z","abstract_excerpt":"We report on a performance comparison between physical and logical computations on a prototypical machine-learning application: solving differential equations using quantum kernel methods. The algorithm is implemented on an atom-based logical quantum processor, both at the physical and logical levels. We show that the kernel estimated from the logical implementation performs better than its physical counterpart on relevant metrics. We observe how such performance improvement can be traced back to specific noise-induced errors detected by the chosen encoding. We apply the computed quantum kerne"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.21276","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/2605.21276/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":"2026-05-21T02:05:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uEPVHqAC9EzzUoRkP0WiSyBvkBzh0U+K43rsKhzZ/15+JxJcl+0M69dYe3lssen9k2fDfaFF4rHY9q71WG8YAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:23:40.804669Z"},"content_sha256":"586bf379e868bdf373435b2f49e6606a45ba05f384fc3cf31de4db8e6d1162f4","schema_version":"1.0","event_id":"sha256:586bf379e868bdf373435b2f49e6606a45ba05f384fc3cf31de4db8e6d1162f4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KW6NJF4MWNTVCVQV5LX5CPFRMS/bundle.json","state_url":"https://pith.science/pith/KW6NJF4MWNTVCVQV5LX5CPFRMS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KW6NJF4MWNTVCVQV5LX5CPFRMS/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":"2026-05-25T21:23:40Z","links":{"resolver":"https://pith.science/pith/KW6NJF4MWNTVCVQV5LX5CPFRMS","bundle":"https://pith.science/pith/KW6NJF4MWNTVCVQV5LX5CPFRMS/bundle.json","state":"https://pith.science/pith/KW6NJF4MWNTVCVQV5LX5CPFRMS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KW6NJF4MWNTVCVQV5LX5CPFRMS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:KW6NJF4MWNTVCVQV5LX5CPFRMS","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":"6b5cc19fa3cfa91e52f5ac4ed1cfe854c1c2e0713a90d34d77322d692d8ae1d3","cross_cats_sorted":["physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-05-20T15:08:08Z","title_canon_sha256":"6f879e6fb8562e7b9b1a8879caaa2fc428ba53d327a6f45a27ba5c3e8cb256ed"},"schema_version":"1.0","source":{"id":"2605.21276","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.21276","created_at":"2026-05-21T02:05:26Z"},{"alias_kind":"arxiv_version","alias_value":"2605.21276v1","created_at":"2026-05-21T02:05:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.21276","created_at":"2026-05-21T02:05:26Z"},{"alias_kind":"pith_short_12","alias_value":"KW6NJF4MWNTV","created_at":"2026-05-21T02:05:26Z"},{"alias_kind":"pith_short_16","alias_value":"KW6NJF4MWNTVCVQV","created_at":"2026-05-21T02:05:26Z"},{"alias_kind":"pith_short_8","alias_value":"KW6NJF4M","created_at":"2026-05-21T02:05:26Z"}],"graph_snapshots":[{"event_id":"sha256:586bf379e868bdf373435b2f49e6606a45ba05f384fc3cf31de4db8e6d1162f4","target":"graph","created_at":"2026-05-21T02:05:26Z","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/2605.21276/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report on a performance comparison between physical and logical computations on a prototypical machine-learning application: solving differential equations using quantum kernel methods. The algorithm is implemented on an atom-based logical quantum processor, both at the physical and logical levels. We show that the kernel estimated from the logical implementation performs better than its physical counterpart on relevant metrics. We observe how such performance improvement can be traced back to specific noise-induced errors detected by the chosen encoding. We apply the computed quantum kerne","authors_text":"Adrien Signoles, Annie Paine, Antoine Browaeys, Antoine Cornillot, Antonio Andrea Gentile, Arnaud Peloquin, Axel-Ugo Leriche, Boris Albrecht, Casper Gyurik, Cl\\'emence Briosne-Fr\\'ejaville, Clotilde Hamot, Edgar Leroux, Elio Garnaoui, Evan Philip, Florian Fasola, Fran\\c{c}ois-Marie Le R\\'egent, Francisco Ponciano, Ga\\'etan Herc\\'e, Gwennol\\'e Cournez, Hadriel Mamann, Henrique Silv\\'erio, Julien Ripoll, Julius de Hond, Lo\\\"ic Henriet, Lorenzo Cardarelli, Louis Vignoli, Lucas Lassabli\\`ere, Luc Couturier, Luis Ortiz, Marie Taouzinet, Michael Kaicher, Pascal Scholl, Pauline Mathiot, Raja Selvarajan, Rebecca El Koussaifi, Selim Touati, Siddhy Tan, Thomas Eritzpokoff, Thomas Pansiot, Yohann Machu","cross_cats":["physics.atom-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-05-20T15:08:08Z","title":"Benchmarking a machine-learning differential equations solver on a neutral-atom logical processor"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.21276","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":"sha256:249d6a57a40e41bbce8fb690e44e82c7d879044f72d9ea56f646a647d6bf4cbc","target":"record","created_at":"2026-05-21T02:05:26Z","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":"6b5cc19fa3cfa91e52f5ac4ed1cfe854c1c2e0713a90d34d77322d692d8ae1d3","cross_cats_sorted":["physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-05-20T15:08:08Z","title_canon_sha256":"6f879e6fb8562e7b9b1a8879caaa2fc428ba53d327a6f45a27ba5c3e8cb256ed"},"schema_version":"1.0","source":{"id":"2605.21276","kind":"arxiv","version":1}},"canonical_sha256":"55bcd4978cb367515615eaefd13cb164b92d1f69ef492576b36e6d472270db1d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"55bcd4978cb367515615eaefd13cb164b92d1f69ef492576b36e6d472270db1d","first_computed_at":"2026-05-21T02:05:26.641543Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-21T02:05:26.641543Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"V4bhxmnow37/Gf5CX24DFjbAieuLkcQez9a5turVHSbKSVKk6Yrl5oAd6RzsVRlUqJ8QAkCh4hosEQyf/OLrBg==","signature_status":"signed_v1","signed_at":"2026-05-21T02:05:26.642277Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.21276","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:249d6a57a40e41bbce8fb690e44e82c7d879044f72d9ea56f646a647d6bf4cbc","sha256:586bf379e868bdf373435b2f49e6606a45ba05f384fc3cf31de4db8e6d1162f4"],"state_sha256":"189b7b5d669514851834a0a8e90373f577f132646ace6210eae16f7ea261f455"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y48z0fZU42xEhvST4oeO15iEasgRrAcS/7MSpPQZsiPRWmDrxd5Dyt4oTXt2gZN/otUrjYq1SgvQY9WBHog0Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T21:23:40.807882Z","bundle_sha256":"fc46a7a91156110ddbacb3f7dca71d7eb3e751ad840970b2ec6edde08da2e626"}}