{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:FU2QQQBVFAWDGS4B6MBRNBMO24","merge_version":"pith-open-graph-merge-v1","event_count":4,"valid_event_count":4,"invalid_event_count":0,"equivocation_count":1,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"0d3e4f7a6fca9488d00579b9796fea7027855120dec6c097eb3c233604cf79b2","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2026-07-09T16:08:48Z","title_canon_sha256":"61998ffe3efadc69bec8f1f400c71b456e027986e75574d682e5f4585036206e"},"schema_version":"1.0","source":{"id":"2607.08636","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.08636","created_at":"2026-07-10T01:19:56Z"},{"alias_kind":"arxiv_version","alias_value":"2607.08636v1","created_at":"2026-07-10T01:19:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.08636","created_at":"2026-07-10T01:19:56Z"},{"alias_kind":"pith_short_12","alias_value":"FU2QQQBVFAWD","created_at":"2026-07-10T01:19:56Z"},{"alias_kind":"pith_short_16","alias_value":"FU2QQQBVFAWDGS4B","created_at":"2026-07-10T01:19:56Z"},{"alias_kind":"pith_short_8","alias_value":"FU2QQQBV","created_at":"2026-07-10T01:19:56Z"}],"graph_snapshots":[{"event_id":"sha256:79e249e87eb7850c52ef03dadb163813f742ddd753a8f8a3fbd5dd0e75b527e9","target":"graph","created_at":"2026-07-10T01:19:56Z","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/2607.08636/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Noisy Intermediate-Scale Quantum (NISQ) era poses a challenge for developers: hardware providers expose capabilities through heterogeneous interfaces with proprietary metrics varying widely across providers, hindering informed backend selection. Static characterization metrics - coherence times T1/T2, gate error rates - exhibit limitations: they fail to capture dynamic variability across successive executions, overlook the impact of transpilation, and lack architectural comparability across physically distinct technologies. We propose a Figure of Merit (FoM) based on Grover's algorithm as ","authors_text":"Alejandro Fern\\'andez, Marcos Guillermo Lammers, Tiago Restucha","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2026-07-09T16:08:48Z","title":"GroverFigureOfMerit: An Agnostic Figure of Merit for Quantum Backend Characterization in the NISQ Era"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.08636","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":"sha256:1f3a5589f697e7bc3f6b8ed0bd9b9501d557e90dae0f27cf775e827f08bf32c9","target":"record","created_at":"2026-07-10T01:19:56Z","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":"0d3e4f7a6fca9488d00579b9796fea7027855120dec6c097eb3c233604cf79b2","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2026-07-09T16:08:48Z","title_canon_sha256":"61998ffe3efadc69bec8f1f400c71b456e027986e75574d682e5f4585036206e"},"schema_version":"1.0","source":{"id":"2607.08636","kind":"arxiv","version":1}},"canonical_sha256":"2d35084035282c334b81f30316858ed7384490c410b93726e48d0ef3a1ab250d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2d35084035282c334b81f30316858ed7384490c410b93726e48d0ef3a1ab250d","first_computed_at":"2026-07-10T01:19:56.118310Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-10T01:19:56.118310Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yuzCIUzlnoBZOCEdtw0Oo6gb5HU6x01+llPy9HgEZRPiJ1Ppxqpi6vWUQEIfAAHAd9DzbVsqQrtsfO8ndaeABA==","signature_status":"signed_v1","signed_at":"2026-07-10T01:19:56.118729Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.08636","source_kind":"arxiv","source_version":1}}},"equivocations":[{"signer_id":"pith.science","event_type":"integrity_finding","target":"integrity","event_ids":["sha256:8d726c5352de0755c7710905b7dccb536081789874eb83c3c81fef56001a129f","sha256:d34c3792f221ab2f89e5f790d89fd52d29b8cb010a8d002a81411e8045d4f26e"]}],"invalid_events":[],"applied_event_ids":["sha256:1f3a5589f697e7bc3f6b8ed0bd9b9501d557e90dae0f27cf775e827f08bf32c9","sha256:79e249e87eb7850c52ef03dadb163813f742ddd753a8f8a3fbd5dd0e75b527e9"],"state_sha256":"fd35bc1574a0dbd925b8093342012e2b877fee0736370317698b6b0e1b6e66cd"}