{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:362EYFBDWSPSB2IJKKD7AGHAE3","short_pith_number":"pith:362EYFBD","canonical_record":{"source":{"id":"1612.01618","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-06T01:23:14Z","cross_cats_sorted":[],"title_canon_sha256":"3fa42903df83366113e0aea9f4bcf9d537abb226e4487216335b8a82b2f57b3b","abstract_canon_sha256":"552c02e563ed08768628da5e55dd834a51aa879c6986e904c16e3a79e1e70570"},"schema_version":"1.0"},"canonical_sha256":"dfb44c1423b49f20e9095287f018e026d8fceda0f24d04581ea2fcc289763913","source":{"kind":"arxiv","id":"1612.01618","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.01618","created_at":"2026-05-18T00:47:05Z"},{"alias_kind":"arxiv_version","alias_value":"1612.01618v1","created_at":"2026-05-18T00:47:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.01618","created_at":"2026-05-18T00:47:05Z"},{"alias_kind":"pith_short_12","alias_value":"362EYFBDWSPS","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"362EYFBDWSPSB2IJ","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"362EYFBD","created_at":"2026-05-18T12:29:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:362EYFBDWSPSB2IJKKD7AGHAE3","target":"record","payload":{"canonical_record":{"source":{"id":"1612.01618","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-06T01:23:14Z","cross_cats_sorted":[],"title_canon_sha256":"3fa42903df83366113e0aea9f4bcf9d537abb226e4487216335b8a82b2f57b3b","abstract_canon_sha256":"552c02e563ed08768628da5e55dd834a51aa879c6986e904c16e3a79e1e70570"},"schema_version":"1.0"},"canonical_sha256":"dfb44c1423b49f20e9095287f018e026d8fceda0f24d04581ea2fcc289763913","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:47:05.871134Z","signature_b64":"Gr2RpjDJY+bnDZ9nbqj2BIyEQ8IvP/oYCSfHo6MoqfV/ibl3dfQX/PpUaGbwAWSHGZDs8G+y2LP1EeXqTUIpBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dfb44c1423b49f20e9095287f018e026d8fceda0f24d04581ea2fcc289763913","last_reissued_at":"2026-05-18T00:47:05.870655Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:47:05.870655Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1612.01618","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":"2026-05-18T00:47:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"brgW2dyQzRp0T14Y81DRCn6i07w3LFYpiL1b3S7LvJ1ayOLO3T3IwfDKTV6LilrDQeE0mKgWX34U+RCSc7/8BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:33:55.839405Z"},"content_sha256":"2c6954ad5eac2763fbcb0e93237a76593040c9ee3e585b7456101ce048da8797","schema_version":"1.0","event_id":"sha256:2c6954ad5eac2763fbcb0e93237a76593040c9ee3e585b7456101ce048da8797"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:362EYFBDWSPSB2IJKKD7AGHAE3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chained Bell Inequality Experiment with High-Efficiency Measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"D. J. Wineland, D. Kienzler, D. Leibfried, E. Knill, P. Bierhorst, S. Erickson, S. Glancy, T. R. Tan, Y. Wan","submitted_at":"2016-12-06T01:23:14Z","abstract_excerpt":"We report correlation measurements on two $^9$Be$^+$ ions that violate a chained Bell inequality obeyed by any local-realistic theory. The correlations can be modeled as derived from a mixture of a local-realistic probabilistic distribution and a distribution that violates the inequality. A statistical framework is formulated to quantify the local-realistic fraction allowable in the observed distribution without the fair-sampling or independent-and-identical-distributions assumptions. We exclude models of our experiment whose local-realistic fraction is above 0.327 at the 95 \\% confidence leve"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.01618","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":""},"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":"2026-05-18T00:47:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"epJ8/XmHf37n5c2Rf67XA+rcYcO/UWmWZE0Di+deQsrNpY3D1MkZgr2KvgFA2f9qNQK0fH8wSk7wS6WGhOICCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:33:55.840062Z"},"content_sha256":"d3224917f8fabc84c3d8a032d8894dcb184537d228e79f6988d5a7122ebb5b87","schema_version":"1.0","event_id":"sha256:d3224917f8fabc84c3d8a032d8894dcb184537d228e79f6988d5a7122ebb5b87"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/362EYFBDWSPSB2IJKKD7AGHAE3/bundle.json","state_url":"https://pith.science/pith/362EYFBDWSPSB2IJKKD7AGHAE3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/362EYFBDWSPSB2IJKKD7AGHAE3/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":"2026-05-26T22:33:55Z","links":{"resolver":"https://pith.science/pith/362EYFBDWSPSB2IJKKD7AGHAE3","bundle":"https://pith.science/pith/362EYFBDWSPSB2IJKKD7AGHAE3/bundle.json","state":"https://pith.science/pith/362EYFBDWSPSB2IJKKD7AGHAE3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/362EYFBDWSPSB2IJKKD7AGHAE3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:362EYFBDWSPSB2IJKKD7AGHAE3","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":"552c02e563ed08768628da5e55dd834a51aa879c6986e904c16e3a79e1e70570","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-06T01:23:14Z","title_canon_sha256":"3fa42903df83366113e0aea9f4bcf9d537abb226e4487216335b8a82b2f57b3b"},"schema_version":"1.0","source":{"id":"1612.01618","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.01618","created_at":"2026-05-18T00:47:05Z"},{"alias_kind":"arxiv_version","alias_value":"1612.01618v1","created_at":"2026-05-18T00:47:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.01618","created_at":"2026-05-18T00:47:05Z"},{"alias_kind":"pith_short_12","alias_value":"362EYFBDWSPS","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"362EYFBDWSPSB2IJ","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"362EYFBD","created_at":"2026-05-18T12:29:55Z"}],"graph_snapshots":[{"event_id":"sha256:d3224917f8fabc84c3d8a032d8894dcb184537d228e79f6988d5a7122ebb5b87","target":"graph","created_at":"2026-05-18T00:47:05Z","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":"We report correlation measurements on two $^9$Be$^+$ ions that violate a chained Bell inequality obeyed by any local-realistic theory. The correlations can be modeled as derived from a mixture of a local-realistic probabilistic distribution and a distribution that violates the inequality. A statistical framework is formulated to quantify the local-realistic fraction allowable in the observed distribution without the fair-sampling or independent-and-identical-distributions assumptions. We exclude models of our experiment whose local-realistic fraction is above 0.327 at the 95 \\% confidence leve","authors_text":"D. J. Wineland, D. Kienzler, D. Leibfried, E. Knill, P. Bierhorst, S. Erickson, S. Glancy, T. R. Tan, Y. Wan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-06T01:23:14Z","title":"Chained Bell Inequality Experiment with High-Efficiency Measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.01618","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":"sha256:2c6954ad5eac2763fbcb0e93237a76593040c9ee3e585b7456101ce048da8797","target":"record","created_at":"2026-05-18T00:47:05Z","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":"552c02e563ed08768628da5e55dd834a51aa879c6986e904c16e3a79e1e70570","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-06T01:23:14Z","title_canon_sha256":"3fa42903df83366113e0aea9f4bcf9d537abb226e4487216335b8a82b2f57b3b"},"schema_version":"1.0","source":{"id":"1612.01618","kind":"arxiv","version":1}},"canonical_sha256":"dfb44c1423b49f20e9095287f018e026d8fceda0f24d04581ea2fcc289763913","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dfb44c1423b49f20e9095287f018e026d8fceda0f24d04581ea2fcc289763913","first_computed_at":"2026-05-18T00:47:05.870655Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:47:05.870655Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Gr2RpjDJY+bnDZ9nbqj2BIyEQ8IvP/oYCSfHo6MoqfV/ibl3dfQX/PpUaGbwAWSHGZDs8G+y2LP1EeXqTUIpBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:47:05.871134Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.01618","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2c6954ad5eac2763fbcb0e93237a76593040c9ee3e585b7456101ce048da8797","sha256:d3224917f8fabc84c3d8a032d8894dcb184537d228e79f6988d5a7122ebb5b87"],"state_sha256":"7de3026ec986bd129d67d7c6fe6cadaa108615b85b7c5cbc385454aee3a2bbde"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pLMF1jZWpbdAAmCIuIGxUUsDJV4tpA0QohGjxD7OvmvfpGvEx7fQ9SAOfw5fi8HTijm+AdVcq+6L+jQpqysPCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T22:33:55.843676Z","bundle_sha256":"b2a50c8899b043fb270d0fd1d50ae7e497275ed1064f3dfcd5306d4ef5bb0417"}}