{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:KYUF4NSLCMZTAP4UDNHW6KCBXU","short_pith_number":"pith:KYUF4NSL","canonical_record":{"source":{"id":"2601.02350","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-01-05T18:48:49Z","cross_cats_sorted":[],"title_canon_sha256":"7eb25637d5a393b027409ac231f62d38ad25819b16b448913c464437971eb336","abstract_canon_sha256":"fa64a7a92b43057c15d04a87c76005b0088279e5e91a1d9dbf47c99917e8f338"},"schema_version":"1.0"},"canonical_sha256":"56285e364b1333303f941b4f6f2841bd0e5e1872bb9bc6ca12f7b7c6b4b1a5a4","source":{"kind":"arxiv","id":"2601.02350","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2601.02350","created_at":"2026-06-19T16:12:17Z"},{"alias_kind":"arxiv_version","alias_value":"2601.02350v1","created_at":"2026-06-19T16:12:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2601.02350","created_at":"2026-06-19T16:12:17Z"},{"alias_kind":"pith_short_12","alias_value":"KYUF4NSLCMZT","created_at":"2026-06-19T16:12:17Z"},{"alias_kind":"pith_short_16","alias_value":"KYUF4NSLCMZTAP4U","created_at":"2026-06-19T16:12:17Z"},{"alias_kind":"pith_short_8","alias_value":"KYUF4NSL","created_at":"2026-06-19T16:12:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:KYUF4NSLCMZTAP4UDNHW6KCBXU","target":"record","payload":{"canonical_record":{"source":{"id":"2601.02350","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-01-05T18:48:49Z","cross_cats_sorted":[],"title_canon_sha256":"7eb25637d5a393b027409ac231f62d38ad25819b16b448913c464437971eb336","abstract_canon_sha256":"fa64a7a92b43057c15d04a87c76005b0088279e5e91a1d9dbf47c99917e8f338"},"schema_version":"1.0"},"canonical_sha256":"56285e364b1333303f941b4f6f2841bd0e5e1872bb9bc6ca12f7b7c6b4b1a5a4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-19T16:12:17.420347Z","signature_b64":"MQ9btEwpzZzEcxJDOdUV2/gKha+Q+e0ekJYBe0BH3sYQ+xlsD39ydoI6HvcIW5aEswres+jpQwVLOfeioAK0BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"56285e364b1333303f941b4f6f2841bd0e5e1872bb9bc6ca12f7b7c6b4b1a5a4","last_reissued_at":"2026-06-19T16:12:17.419917Z","signature_status":"signed_v1","first_computed_at":"2026-06-19T16:12:17.419917Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2601.02350","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":"2026-06-19T16:12:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xqMbHw7Cp/pHn6IjTclF1tNPxXdD3JYQaEbpgR/9M2oE26xLR44zRGrddo5hBX9xUeqBSSThrXoC6lD75pTLCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T22:51:17.681055Z"},"content_sha256":"11b2ade4ad74ab1c72405c27dd1ebbedf325484c72ff84821bdbd26427f32f73","schema_version":"1.0","event_id":"sha256:11b2ade4ad74ab1c72405c27dd1ebbedf325484c72ff84821bdbd26427f32f73"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:KYUF4NSLCMZTAP4UDNHW6KCBXU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Binarisation-loophole-free observation of high-dimensional quantum nonlocality","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Armin Tavakoli, Bi-Heng Liu, Chuan-Feng Li, Elna Svegborn, Guang-Can Guo, Jia-le Miao, Xiao-Min Hu, Yu Guo, Yun-Feng Huang, Zhuo Chen","submitted_at":"2026-01-05T18:48:49Z","abstract_excerpt":"Bell inequality tests based on high-dimensional entanglement usually require measurements that can resolve multiple possible outcomes. However, the implementation of high-dimensional multi-outcome measurements is often only emulated via a collection of ``click or no-click'' measurements. This reduction of multi-outcome measurements to binary-outcome measurements opens a loophole in high-dimensional tests Bell inequalities which can be exploited by local hidden variable models [Tavakoli et al., Phys. Rev. A 111, 042433 (2025)]. Here, we close this loophole by using four-dimensional photonic pat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2601.02350","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/2601.02350/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":"2026-06-19T16:12:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bhpAP+sS7gXqxycVpu6m14YVNxMEe0pNEvpkAPK52jrEXVD59PImWtuMwzfxBazrCIJ6q/tnhMNSLjBe3nCyAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T22:51:17.681569Z"},"content_sha256":"9efac893bf5614f12143dbebc0e2cc469a099ec34ee625c672f718a9d93454b9","schema_version":"1.0","event_id":"sha256:9efac893bf5614f12143dbebc0e2cc469a099ec34ee625c672f718a9d93454b9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KYUF4NSLCMZTAP4UDNHW6KCBXU/bundle.json","state_url":"https://pith.science/pith/KYUF4NSLCMZTAP4UDNHW6KCBXU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KYUF4NSLCMZTAP4UDNHW6KCBXU/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":"2026-08-06T22:51:17Z","links":{"resolver":"https://pith.science/pith/KYUF4NSLCMZTAP4UDNHW6KCBXU","bundle":"https://pith.science/pith/KYUF4NSLCMZTAP4UDNHW6KCBXU/bundle.json","state":"https://pith.science/pith/KYUF4NSLCMZTAP4UDNHW6KCBXU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KYUF4NSLCMZTAP4UDNHW6KCBXU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:KYUF4NSLCMZTAP4UDNHW6KCBXU","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":"fa64a7a92b43057c15d04a87c76005b0088279e5e91a1d9dbf47c99917e8f338","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-01-05T18:48:49Z","title_canon_sha256":"7eb25637d5a393b027409ac231f62d38ad25819b16b448913c464437971eb336"},"schema_version":"1.0","source":{"id":"2601.02350","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2601.02350","created_at":"2026-06-19T16:12:17Z"},{"alias_kind":"arxiv_version","alias_value":"2601.02350v1","created_at":"2026-06-19T16:12:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2601.02350","created_at":"2026-06-19T16:12:17Z"},{"alias_kind":"pith_short_12","alias_value":"KYUF4NSLCMZT","created_at":"2026-06-19T16:12:17Z"},{"alias_kind":"pith_short_16","alias_value":"KYUF4NSLCMZTAP4U","created_at":"2026-06-19T16:12:17Z"},{"alias_kind":"pith_short_8","alias_value":"KYUF4NSL","created_at":"2026-06-19T16:12:17Z"}],"graph_snapshots":[{"event_id":"sha256:9efac893bf5614f12143dbebc0e2cc469a099ec34ee625c672f718a9d93454b9","target":"graph","created_at":"2026-06-19T16:12:17Z","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/2601.02350/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Bell inequality tests based on high-dimensional entanglement usually require measurements that can resolve multiple possible outcomes. However, the implementation of high-dimensional multi-outcome measurements is often only emulated via a collection of ``click or no-click'' measurements. This reduction of multi-outcome measurements to binary-outcome measurements opens a loophole in high-dimensional tests Bell inequalities which can be exploited by local hidden variable models [Tavakoli et al., Phys. Rev. A 111, 042433 (2025)]. Here, we close this loophole by using four-dimensional photonic pat","authors_text":"Armin Tavakoli, Bi-Heng Liu, Chuan-Feng Li, Elna Svegborn, Guang-Can Guo, Jia-le Miao, Xiao-Min Hu, Yu Guo, Yun-Feng Huang, Zhuo Chen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-01-05T18:48:49Z","title":"Binarisation-loophole-free observation of high-dimensional quantum nonlocality"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2601.02350","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":"sha256:11b2ade4ad74ab1c72405c27dd1ebbedf325484c72ff84821bdbd26427f32f73","target":"record","created_at":"2026-06-19T16:12:17Z","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":"fa64a7a92b43057c15d04a87c76005b0088279e5e91a1d9dbf47c99917e8f338","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-01-05T18:48:49Z","title_canon_sha256":"7eb25637d5a393b027409ac231f62d38ad25819b16b448913c464437971eb336"},"schema_version":"1.0","source":{"id":"2601.02350","kind":"arxiv","version":1}},"canonical_sha256":"56285e364b1333303f941b4f6f2841bd0e5e1872bb9bc6ca12f7b7c6b4b1a5a4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"56285e364b1333303f941b4f6f2841bd0e5e1872bb9bc6ca12f7b7c6b4b1a5a4","first_computed_at":"2026-06-19T16:12:17.419917Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-19T16:12:17.419917Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MQ9btEwpzZzEcxJDOdUV2/gKha+Q+e0ekJYBe0BH3sYQ+xlsD39ydoI6HvcIW5aEswres+jpQwVLOfeioAK0BA==","signature_status":"signed_v1","signed_at":"2026-06-19T16:12:17.420347Z","signed_message":"canonical_sha256_bytes"},"source_id":"2601.02350","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:11b2ade4ad74ab1c72405c27dd1ebbedf325484c72ff84821bdbd26427f32f73","sha256:9efac893bf5614f12143dbebc0e2cc469a099ec34ee625c672f718a9d93454b9"],"state_sha256":"223c9d15cb03fa5501f55e10b31cfd1476c16dbd09ebaa4dee8c8b2112cb022e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HKH2PvtXFn2Lkv/Rq38FSG6Nofbstt8b+HEPl+pQ4Gdv9v1gX/g/XZvpLjtwgoH8k9Amz3UN0vFtpZEhZ31zDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T22:51:17.687087Z","bundle_sha256":"58d87b881406f4b9c26b6466f5aa5ebcfd15c11a5dd73809657b5444ee0a8b2c"}}