{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:LGS2LO2U6ZXXK6TMKHYC47QBVA","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":"defd8dede542fbb8d7c528368e238d69e8605a002dd73d6c55ce1b7790182c22","cross_cats_sorted":["astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-06-07T17:35:54Z","title_canon_sha256":"916947ea22412625f9ef3741f3088bb439d5d0cbce8cfa634b87add5a6d16b5f"},"schema_version":"1.0","source":{"id":"1706.02276","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.02276","created_at":"2026-05-18T00:17:35Z"},{"alias_kind":"arxiv_version","alias_value":"1706.02276v3","created_at":"2026-05-18T00:17:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.02276","created_at":"2026-05-18T00:17:35Z"},{"alias_kind":"pith_short_12","alias_value":"LGS2LO2U6ZXX","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_16","alias_value":"LGS2LO2U6ZXXK6TM","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_8","alias_value":"LGS2LO2U","created_at":"2026-05-18T12:31:28Z"}],"graph_snapshots":[{"event_id":"sha256:b12a4bd46821744ad0a002eb4fd71f124c3ab350be9289e8d8cd4d1be4b52ae9","target":"graph","created_at":"2026-05-18T00:17:35Z","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"},"paper":{"abstract_excerpt":"Photons from distant astronomical sources can be used as a classical source of randomness to improve fundamental tests of quantum nonlocality, wave-particle duality, and local realism through Bell's inequality and delayed-choice quantum eraser tests inspired by Wheeler's cosmic-scale Mach-Zehnder interferometer gedankenexperiment. Such sources of random numbers may also be useful for information-theoretic applications such as key distribution for quantum cryptography. Building on the design of an \"astronomical random-number generator\" developed for the recent \"cosmic Bell\" experiment [Handstei","authors_text":"Amy Brown, Andrew S. Friedman, Calvin Leung, David I. Kaiser, Hien Nguyen, Jason Gallicchio","cross_cats":["astro-ph.IM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-06-07T17:35:54Z","title":"Astronomical random numbers for quantum foundations experiments"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.02276","kind":"arxiv","version":3},"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:e0e90916bfc3ff8856959136beef39886a80ab4f1fa7feb08a99dc224cacefdf","target":"record","created_at":"2026-05-18T00:17:35Z","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":"defd8dede542fbb8d7c528368e238d69e8605a002dd73d6c55ce1b7790182c22","cross_cats_sorted":["astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-06-07T17:35:54Z","title_canon_sha256":"916947ea22412625f9ef3741f3088bb439d5d0cbce8cfa634b87add5a6d16b5f"},"schema_version":"1.0","source":{"id":"1706.02276","kind":"arxiv","version":3}},"canonical_sha256":"59a5a5bb54f66f757a6c51f02e7e01a8091a426006ec5509ec0ea7c21bf1e289","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"59a5a5bb54f66f757a6c51f02e7e01a8091a426006ec5509ec0ea7c21bf1e289","first_computed_at":"2026-05-18T00:17:35.474826Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:17:35.474826Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jY7bi0JH+lGpUXPxfBg3j3Zk7bnX4UDsbZufZhZsFWO6qlVNPVecWSS4FBIfmENrvb+lAawOLUlgY6j1NV/sCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:17:35.475493Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.02276","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e0e90916bfc3ff8856959136beef39886a80ab4f1fa7feb08a99dc224cacefdf","sha256:b12a4bd46821744ad0a002eb4fd71f124c3ab350be9289e8d8cd4d1be4b52ae9"],"state_sha256":"7f3dc3b5c7d953ea9a3ae932fa1a90612da2c11cb7f14181cdc5a163df029afa"}