{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:6IZQRE6AYBVYB5XI2BZ2AWA2QI","short_pith_number":"pith:6IZQRE6A","canonical_record":{"source":{"id":"2408.03398","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-08-06T18:48:12Z","cross_cats_sorted":[],"title_canon_sha256":"4e941e70a04427e4992b8d0d3b25850268894df78e59e02b60702bc4348e11f0","abstract_canon_sha256":"fb052907a75886a4bdd3228a093600cf1ca1dfe0935f9390557c1b19cae7fc1a"},"schema_version":"1.0"},"canonical_sha256":"f2330893c0c06b80f6e8d073a0581a822a6098688ba4a35a44461455262040ab","source":{"kind":"arxiv","id":"2408.03398","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.03398","created_at":"2026-07-05T08:52:58Z"},{"alias_kind":"arxiv_version","alias_value":"2408.03398v1","created_at":"2026-07-05T08:52:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.03398","created_at":"2026-07-05T08:52:58Z"},{"alias_kind":"pith_short_12","alias_value":"6IZQRE6AYBVY","created_at":"2026-07-05T08:52:58Z"},{"alias_kind":"pith_short_16","alias_value":"6IZQRE6AYBVYB5XI","created_at":"2026-07-05T08:52:58Z"},{"alias_kind":"pith_short_8","alias_value":"6IZQRE6A","created_at":"2026-07-05T08:52:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:6IZQRE6AYBVYB5XI2BZ2AWA2QI","target":"record","payload":{"canonical_record":{"source":{"id":"2408.03398","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-08-06T18:48:12Z","cross_cats_sorted":[],"title_canon_sha256":"4e941e70a04427e4992b8d0d3b25850268894df78e59e02b60702bc4348e11f0","abstract_canon_sha256":"fb052907a75886a4bdd3228a093600cf1ca1dfe0935f9390557c1b19cae7fc1a"},"schema_version":"1.0"},"canonical_sha256":"f2330893c0c06b80f6e8d073a0581a822a6098688ba4a35a44461455262040ab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:52:58.035191Z","signature_b64":"dwGadu7+1QKFYQDwepPzLZ+XXs1PyhPX3LBA/Nmns6iU6O3QCYGA2D2rDzZnyzwhuVG+AR1kN8FFG3AGDz4wDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f2330893c0c06b80f6e8d073a0581a822a6098688ba4a35a44461455262040ab","last_reissued_at":"2026-07-05T08:52:58.034787Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:52:58.034787Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2408.03398","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":"2026-07-05T08:52:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0sYwLE0jkOEZmGGhNDq0NwL0bmKpqMjNM6oPV8bTGLMi1HU+Q/mCLQWlqQ73gscnCsThrEA4FfQdw91A08WdDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T09:10:51.309953Z"},"content_sha256":"15a5e03b6b0980d6b95de8506d7610a0304e9226aabcabc110f6c3bda90e1b5e","schema_version":"1.0","event_id":"sha256:15a5e03b6b0980d6b95de8506d7610a0304e9226aabcabc110f6c3bda90e1b5e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:6IZQRE6AYBVYB5XI2BZ2AWA2QI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Variable-strength non-local measurements reveal quantum violations of classical counting principles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Aephraim M. Steinberg, Aharon Brodutch, Hugo Ferretti, Kent Bonsma-Fisher, Noah Lupu-Gladstein, Ou Teen Arthur Pang, Weng-Kian Tham","submitted_at":"2024-08-06T18:48:12Z","abstract_excerpt":"We implement a variant of the quantum pigeonhole paradox thought experiment to study whether classical counting principles survive in the quantum domain. We observe strong measurements significantly violate the pigeonhole principle (that among three pigeons in two holes, at least one pair must be in the same hole) and the sum rule (that the number of pigeon pairs in the same hole is the sum of the number of pairs across each of the holes) in an ensemble that is pre and postselected into particular separable states. To investigate whether measurement disturbance is a viable explanation for thes"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.03398","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/2408.03398/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":"2026-07-05T08:52:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iRaoi7R/JfAcnVwXCmB25uyCf+0zTTvep2p2kYjzRnAbwGLr5v9nvZbO0Kgj4G9RZZoEYtZJ9oQ+G8BgqiSOCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T09:10:51.310457Z"},"content_sha256":"c41dae0ae8e1a5403da5ea3e0c56c1480d03c5c3a49c1ee053043886a17ff05e","schema_version":"1.0","event_id":"sha256:c41dae0ae8e1a5403da5ea3e0c56c1480d03c5c3a49c1ee053043886a17ff05e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6IZQRE6AYBVYB5XI2BZ2AWA2QI/bundle.json","state_url":"https://pith.science/pith/6IZQRE6AYBVYB5XI2BZ2AWA2QI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6IZQRE6AYBVYB5XI2BZ2AWA2QI/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":"2026-08-06T09:10:51Z","links":{"resolver":"https://pith.science/pith/6IZQRE6AYBVYB5XI2BZ2AWA2QI","bundle":"https://pith.science/pith/6IZQRE6AYBVYB5XI2BZ2AWA2QI/bundle.json","state":"https://pith.science/pith/6IZQRE6AYBVYB5XI2BZ2AWA2QI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6IZQRE6AYBVYB5XI2BZ2AWA2QI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:6IZQRE6AYBVYB5XI2BZ2AWA2QI","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":"fb052907a75886a4bdd3228a093600cf1ca1dfe0935f9390557c1b19cae7fc1a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-08-06T18:48:12Z","title_canon_sha256":"4e941e70a04427e4992b8d0d3b25850268894df78e59e02b60702bc4348e11f0"},"schema_version":"1.0","source":{"id":"2408.03398","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.03398","created_at":"2026-07-05T08:52:58Z"},{"alias_kind":"arxiv_version","alias_value":"2408.03398v1","created_at":"2026-07-05T08:52:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.03398","created_at":"2026-07-05T08:52:58Z"},{"alias_kind":"pith_short_12","alias_value":"6IZQRE6AYBVY","created_at":"2026-07-05T08:52:58Z"},{"alias_kind":"pith_short_16","alias_value":"6IZQRE6AYBVYB5XI","created_at":"2026-07-05T08:52:58Z"},{"alias_kind":"pith_short_8","alias_value":"6IZQRE6A","created_at":"2026-07-05T08:52:58Z"}],"graph_snapshots":[{"event_id":"sha256:c41dae0ae8e1a5403da5ea3e0c56c1480d03c5c3a49c1ee053043886a17ff05e","target":"graph","created_at":"2026-07-05T08:52:58Z","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/2408.03398/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We implement a variant of the quantum pigeonhole paradox thought experiment to study whether classical counting principles survive in the quantum domain. We observe strong measurements significantly violate the pigeonhole principle (that among three pigeons in two holes, at least one pair must be in the same hole) and the sum rule (that the number of pigeon pairs in the same hole is the sum of the number of pairs across each of the holes) in an ensemble that is pre and postselected into particular separable states. To investigate whether measurement disturbance is a viable explanation for thes","authors_text":"Aephraim M. Steinberg, Aharon Brodutch, Hugo Ferretti, Kent Bonsma-Fisher, Noah Lupu-Gladstein, Ou Teen Arthur Pang, Weng-Kian Tham","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-08-06T18:48:12Z","title":"Variable-strength non-local measurements reveal quantum violations of classical counting principles"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.03398","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":"sha256:15a5e03b6b0980d6b95de8506d7610a0304e9226aabcabc110f6c3bda90e1b5e","target":"record","created_at":"2026-07-05T08:52:58Z","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":"fb052907a75886a4bdd3228a093600cf1ca1dfe0935f9390557c1b19cae7fc1a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2024-08-06T18:48:12Z","title_canon_sha256":"4e941e70a04427e4992b8d0d3b25850268894df78e59e02b60702bc4348e11f0"},"schema_version":"1.0","source":{"id":"2408.03398","kind":"arxiv","version":1}},"canonical_sha256":"f2330893c0c06b80f6e8d073a0581a822a6098688ba4a35a44461455262040ab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f2330893c0c06b80f6e8d073a0581a822a6098688ba4a35a44461455262040ab","first_computed_at":"2026-07-05T08:52:58.034787Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:52:58.034787Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dwGadu7+1QKFYQDwepPzLZ+XXs1PyhPX3LBA/Nmns6iU6O3QCYGA2D2rDzZnyzwhuVG+AR1kN8FFG3AGDz4wDA==","signature_status":"signed_v1","signed_at":"2026-07-05T08:52:58.035191Z","signed_message":"canonical_sha256_bytes"},"source_id":"2408.03398","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:15a5e03b6b0980d6b95de8506d7610a0304e9226aabcabc110f6c3bda90e1b5e","sha256:c41dae0ae8e1a5403da5ea3e0c56c1480d03c5c3a49c1ee053043886a17ff05e"],"state_sha256":"c5e2b41953f42d0b17b7d0069913f9db86b7621ab00d6d2e1ee64108495dea43"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r0joEt0PrnecKhwH/Ojb4BLmbQlUTmRQe7/ualU/fNI2O0xHZjf32MuzLDZVIGr9vPMDFkc77qY27wfy5m+nCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T09:10:51.314094Z","bundle_sha256":"3fb27203efe20377f715c69542fc752483ab58f8335ab7d3aa482cbaf9f0ecfd"}}