{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:V6ZANW2RWVOOC6RAZ7ZKM43YH7","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":"db0ff3abcafc0b10897fc9bf5c4dd72880b0d5d67f42815b4c07f285e1bf6589","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-06-30T16:16:38Z","title_canon_sha256":"bc5001ddaa8940f1e9cb0c38a51618a66c89a064827b47c0606221734d31e852"},"schema_version":"1.0","source":{"id":"2606.31913","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.31913","created_at":"2026-07-01T01:18:19Z"},{"alias_kind":"arxiv_version","alias_value":"2606.31913v1","created_at":"2026-07-01T01:18:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.31913","created_at":"2026-07-01T01:18:19Z"},{"alias_kind":"pith_short_12","alias_value":"V6ZANW2RWVOO","created_at":"2026-07-01T01:18:19Z"},{"alias_kind":"pith_short_16","alias_value":"V6ZANW2RWVOOC6RA","created_at":"2026-07-01T01:18:19Z"},{"alias_kind":"pith_short_8","alias_value":"V6ZANW2R","created_at":"2026-07-01T01:18:19Z"}],"graph_snapshots":[{"event_id":"sha256:2d72c302d1f467f4994cba35947ee76a211b7e14def3b8d225fdb5c2b60664a5","target":"graph","created_at":"2026-07-01T01:18:19Z","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/2606.31913/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Standard quantum verification and certification protocols often assume that experimental sources emit independent and identically distributed (i.i.d.) states. In realistic scenarios, however, temporal drift, memory effects, feedback, and correlated noise can violate this assumption, causing standard analyses to underestimate uncertainty and overestimate device performance. Here, we introduce a framework for quantum verification and certification that remains valid without independence assumptions. Our method gives rigorous confidence intervals for the time-averaged expectation value of any fix","authors_text":"Leonardo Zambrano, Mariana Navarro","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-06-30T16:16:38Z","title":"Certifying quantum states without independence assumptions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.31913","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":"sha256:4d4ee01ad602e050ab43a8f32b0e0b34b51d027247174424c95a5414c22123a7","target":"record","created_at":"2026-07-01T01:18:19Z","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":"db0ff3abcafc0b10897fc9bf5c4dd72880b0d5d67f42815b4c07f285e1bf6589","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-06-30T16:16:38Z","title_canon_sha256":"bc5001ddaa8940f1e9cb0c38a51618a66c89a064827b47c0606221734d31e852"},"schema_version":"1.0","source":{"id":"2606.31913","kind":"arxiv","version":1}},"canonical_sha256":"afb206db51b55ce17a20cff2a673783fd7bd66dae1291d905e27033c1a229413","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"afb206db51b55ce17a20cff2a673783fd7bd66dae1291d905e27033c1a229413","first_computed_at":"2026-07-01T01:18:19.348008Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-01T01:18:19.348008Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OfXgLGjrviVlDRvTr6eFzZze1PCNVR4ci0cbbQID3tmBJhQT1Q6qmAgYaUElRoD7E494bhEPzAh5353yTz08Ag==","signature_status":"signed_v1","signed_at":"2026-07-01T01:18:19.348513Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.31913","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4d4ee01ad602e050ab43a8f32b0e0b34b51d027247174424c95a5414c22123a7","sha256:2d72c302d1f467f4994cba35947ee76a211b7e14def3b8d225fdb5c2b60664a5"],"state_sha256":"37377bf3852dc362231bcc17182307cb3fbeb6e62471afe02cdda4446011e818"}