{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:4F7V6NW2SSDZYJ6RQJG5KCEGQI","short_pith_number":"pith:4F7V6NW2","canonical_record":{"source":{"id":"1102.5709","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-02-28T17:10:54Z","cross_cats_sorted":[],"title_canon_sha256":"a46e8c0e8c4f5621645f8c5b7d39770a2d699e24ab11c0b2ddeb032d524a3bf1","abstract_canon_sha256":"47a006bfa39b5907283a44d9b4be7381a0b2c41d9081f87adcdca815909ccbdf"},"schema_version":"1.0"},"canonical_sha256":"e17f5f36da94879c27d1824dd50886822d74450b1c3395de5c1988e2f829a7db","source":{"kind":"arxiv","id":"1102.5709","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.5709","created_at":"2026-05-18T02:03:02Z"},{"alias_kind":"arxiv_version","alias_value":"1102.5709v1","created_at":"2026-05-18T02:03:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.5709","created_at":"2026-05-18T02:03:02Z"},{"alias_kind":"pith_short_12","alias_value":"4F7V6NW2SSDZ","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"4F7V6NW2SSDZYJ6R","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"4F7V6NW2","created_at":"2026-05-18T12:26:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:4F7V6NW2SSDZYJ6RQJG5KCEGQI","target":"record","payload":{"canonical_record":{"source":{"id":"1102.5709","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-02-28T17:10:54Z","cross_cats_sorted":[],"title_canon_sha256":"a46e8c0e8c4f5621645f8c5b7d39770a2d699e24ab11c0b2ddeb032d524a3bf1","abstract_canon_sha256":"47a006bfa39b5907283a44d9b4be7381a0b2c41d9081f87adcdca815909ccbdf"},"schema_version":"1.0"},"canonical_sha256":"e17f5f36da94879c27d1824dd50886822d74450b1c3395de5c1988e2f829a7db","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:03:02.214778Z","signature_b64":"BHV6ARx/UwB/g1DZscvH+NQUSU3QV9LNrvMiLkGooIG9NwDUd8vvrqOznVfkBa5EpkClCJC2jV3Hj9YndhG4Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e17f5f36da94879c27d1824dd50886822d74450b1c3395de5c1988e2f829a7db","last_reissued_at":"2026-05-18T02:03:02.214141Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:03:02.214141Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1102.5709","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":"2026-05-18T02:03:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B5x54fU8+APazQIA/xTSbCWYDUVLENkXy4FItN1pcp5Q980oB8t0Vlnhg4LAtF96HDZONnKCbQFOp9qpHRh4Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T15:14:57.160282Z"},"content_sha256":"ff4a7fe418c15b6b882c8d6227f17c69e310a29b95037564b39a8bf716f469bf","schema_version":"1.0","event_id":"sha256:ff4a7fe418c15b6b882c8d6227f17c69e310a29b95037564b39a8bf716f469bf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:4F7V6NW2SSDZYJ6RQJG5KCEGQI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phase-dependent which-way information","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Joachim von Zanthier, Uwe Schilling","submitted_at":"2011-02-28T17:10:54Z","abstract_excerpt":"We introduce a new observable for reading out a which-way detector in a Young-type interferometer whose eigenstates either contain full which-way information or none at all. We calculate the which-way knowledge K that can be retrieved from this observable and find that K depends on the phase difference \\delta that the interfering object accumulates on its way from either slit to the detector. In particular, it turns out that K(\\delta) has an upper bound of 1, almost independent of the visibility V of the interference pattern generated by the interfering object on a screen, which is in marked c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.5709","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":"2026-05-18T02:03:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Fgw317DdoNsln61VxAmO964L09ResdiNL32aFiWImBJBpcVw2yjRr4jV0+Dl4PExUinbKDX+Oih68/ujgXy+Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T15:14:57.160652Z"},"content_sha256":"00b6576b05b5dc5be9b8e2c7bfe15426c09f22769564ddb422f184239d3e7371","schema_version":"1.0","event_id":"sha256:00b6576b05b5dc5be9b8e2c7bfe15426c09f22769564ddb422f184239d3e7371"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4F7V6NW2SSDZYJ6RQJG5KCEGQI/bundle.json","state_url":"https://pith.science/pith/4F7V6NW2SSDZYJ6RQJG5KCEGQI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4F7V6NW2SSDZYJ6RQJG5KCEGQI/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":"2026-06-23T15:14:57Z","links":{"resolver":"https://pith.science/pith/4F7V6NW2SSDZYJ6RQJG5KCEGQI","bundle":"https://pith.science/pith/4F7V6NW2SSDZYJ6RQJG5KCEGQI/bundle.json","state":"https://pith.science/pith/4F7V6NW2SSDZYJ6RQJG5KCEGQI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4F7V6NW2SSDZYJ6RQJG5KCEGQI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:4F7V6NW2SSDZYJ6RQJG5KCEGQI","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":"47a006bfa39b5907283a44d9b4be7381a0b2c41d9081f87adcdca815909ccbdf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-02-28T17:10:54Z","title_canon_sha256":"a46e8c0e8c4f5621645f8c5b7d39770a2d699e24ab11c0b2ddeb032d524a3bf1"},"schema_version":"1.0","source":{"id":"1102.5709","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.5709","created_at":"2026-05-18T02:03:02Z"},{"alias_kind":"arxiv_version","alias_value":"1102.5709v1","created_at":"2026-05-18T02:03:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.5709","created_at":"2026-05-18T02:03:02Z"},{"alias_kind":"pith_short_12","alias_value":"4F7V6NW2SSDZ","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"4F7V6NW2SSDZYJ6R","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"4F7V6NW2","created_at":"2026-05-18T12:26:20Z"}],"graph_snapshots":[{"event_id":"sha256:00b6576b05b5dc5be9b8e2c7bfe15426c09f22769564ddb422f184239d3e7371","target":"graph","created_at":"2026-05-18T02:03:02Z","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 introduce a new observable for reading out a which-way detector in a Young-type interferometer whose eigenstates either contain full which-way information or none at all. We calculate the which-way knowledge K that can be retrieved from this observable and find that K depends on the phase difference \\delta that the interfering object accumulates on its way from either slit to the detector. In particular, it turns out that K(\\delta) has an upper bound of 1, almost independent of the visibility V of the interference pattern generated by the interfering object on a screen, which is in marked c","authors_text":"Joachim von Zanthier, Uwe Schilling","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-02-28T17:10:54Z","title":"Phase-dependent which-way information"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.5709","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:ff4a7fe418c15b6b882c8d6227f17c69e310a29b95037564b39a8bf716f469bf","target":"record","created_at":"2026-05-18T02:03:02Z","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":"47a006bfa39b5907283a44d9b4be7381a0b2c41d9081f87adcdca815909ccbdf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-02-28T17:10:54Z","title_canon_sha256":"a46e8c0e8c4f5621645f8c5b7d39770a2d699e24ab11c0b2ddeb032d524a3bf1"},"schema_version":"1.0","source":{"id":"1102.5709","kind":"arxiv","version":1}},"canonical_sha256":"e17f5f36da94879c27d1824dd50886822d74450b1c3395de5c1988e2f829a7db","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e17f5f36da94879c27d1824dd50886822d74450b1c3395de5c1988e2f829a7db","first_computed_at":"2026-05-18T02:03:02.214141Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:03:02.214141Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BHV6ARx/UwB/g1DZscvH+NQUSU3QV9LNrvMiLkGooIG9NwDUd8vvrqOznVfkBa5EpkClCJC2jV3Hj9YndhG4Bw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:03:02.214778Z","signed_message":"canonical_sha256_bytes"},"source_id":"1102.5709","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ff4a7fe418c15b6b882c8d6227f17c69e310a29b95037564b39a8bf716f469bf","sha256:00b6576b05b5dc5be9b8e2c7bfe15426c09f22769564ddb422f184239d3e7371"],"state_sha256":"abaa87ab49d0cba72475d4036aa6a6891cd45f3947fc257897688f9767ad366f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LgEjnu3phpdlVPpfadyVXufRK/pMEQElNZMYI5BHNPwrhShnNNXbCGaIZkGd0BmCjAp2vVLxHJmHa0hdYuZ/AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T15:14:57.162597Z","bundle_sha256":"bb0498230c182348c2a54b1e24eb5fcce80b3a65518ccc975cd8b28df8947d69"}}