{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:GCMMEI6CNCGMSJ43BGD44YN7G3","short_pith_number":"pith:GCMMEI6C","canonical_record":{"source":{"id":"1407.6109","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-07-23T05:48:14Z","cross_cats_sorted":[],"title_canon_sha256":"f07c86448cbc74a323c043bc360f6b704c4f066e7b2c5056a40a1e760db2ef78","abstract_canon_sha256":"8142d1a1fab346463f15ce1aaeac528613767a8f047df2c7c2535393005c8a7d"},"schema_version":"1.0"},"canonical_sha256":"3098c223c2688cc9279b0987ce61bf36d31b169b2e8e217181671c3db9fb7d5c","source":{"kind":"arxiv","id":"1407.6109","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.6109","created_at":"2026-05-18T02:46:58Z"},{"alias_kind":"arxiv_version","alias_value":"1407.6109v1","created_at":"2026-05-18T02:46:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.6109","created_at":"2026-05-18T02:46:58Z"},{"alias_kind":"pith_short_12","alias_value":"GCMMEI6CNCGM","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"GCMMEI6CNCGMSJ43","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"GCMMEI6C","created_at":"2026-05-18T12:28:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:GCMMEI6CNCGMSJ43BGD44YN7G3","target":"record","payload":{"canonical_record":{"source":{"id":"1407.6109","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-07-23T05:48:14Z","cross_cats_sorted":[],"title_canon_sha256":"f07c86448cbc74a323c043bc360f6b704c4f066e7b2c5056a40a1e760db2ef78","abstract_canon_sha256":"8142d1a1fab346463f15ce1aaeac528613767a8f047df2c7c2535393005c8a7d"},"schema_version":"1.0"},"canonical_sha256":"3098c223c2688cc9279b0987ce61bf36d31b169b2e8e217181671c3db9fb7d5c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:46:58.969458Z","signature_b64":"9GS0LgmWWcJRZulufxd+LiSfAEWuzv0aIeRx3o2F8xTDB2+EhJ+jXhxfGnjJtaibQ595il7QqdYOFoLnZWFRBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3098c223c2688cc9279b0987ce61bf36d31b169b2e8e217181671c3db9fb7d5c","last_reissued_at":"2026-05-18T02:46:58.968900Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:46:58.968900Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.6109","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":"2026-05-18T02:46:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yFNAgyZ5QN7Frqvb0DaYi1XX/CyKXxyAy6dFdMojRAhL9xYroFTh22afrGMyc7qFEcwcBv1TCp9WYd88GxVWAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T23:02:46.718528Z"},"content_sha256":"9fa9353134fd77378367f71c6b620a63f1a01cdb7dafbb1d3d0d43e33c9304bb","schema_version":"1.0","event_id":"sha256:9fa9353134fd77378367f71c6b620a63f1a01cdb7dafbb1d3d0d43e33c9304bb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:GCMMEI6CNCGMSJ43BGD44YN7G3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simultaneous weak value amplification of angular Goos-H\\\"anchen and Imbert-Fedorov shifts in partial reflection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Arindam Nandi, Mandira Pal, Nirmalya Ghosh, Prasanta K. Panigrahi, Sumit Goswami","submitted_at":"2014-07-23T05:48:14Z","abstract_excerpt":"The optical analogue of quantum weak measurements have shown considerable promise for the amplification and observation of tiny optical beam shifts, namely, the Goos-H\\\"anchen (GH) and the Imbert-Fedorov (IF) shifts. Here, we demonstrate simultaneous weak value amplification of both the angular GH and the IF shifts in partial reflection of fundamental Gaussian beam at planar dielectric interfaces. We employ pre- and post selection schemes with appropriate linear polarization basis states for simultaneous weak measurements and amplification of both these shifts. The experimentally observed enha"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.6109","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":"2026-05-18T02:46:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/XxfY2wIx023o8zD7OHQxr0lMwW/IuJLFlRIxyyRYbW5A1F0d3prtxf7Y1Bpo+EdWhXPmpc+uwi8fDjAs9KGBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T23:02:46.718871Z"},"content_sha256":"bdb3a9b44112916ce2d6a37f3a38d23e37ab10b3aca92a372c969a00a860e878","schema_version":"1.0","event_id":"sha256:bdb3a9b44112916ce2d6a37f3a38d23e37ab10b3aca92a372c969a00a860e878"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GCMMEI6CNCGMSJ43BGD44YN7G3/bundle.json","state_url":"https://pith.science/pith/GCMMEI6CNCGMSJ43BGD44YN7G3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GCMMEI6CNCGMSJ43BGD44YN7G3/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":"2026-06-01T23:02:46Z","links":{"resolver":"https://pith.science/pith/GCMMEI6CNCGMSJ43BGD44YN7G3","bundle":"https://pith.science/pith/GCMMEI6CNCGMSJ43BGD44YN7G3/bundle.json","state":"https://pith.science/pith/GCMMEI6CNCGMSJ43BGD44YN7G3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GCMMEI6CNCGMSJ43BGD44YN7G3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:GCMMEI6CNCGMSJ43BGD44YN7G3","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":"8142d1a1fab346463f15ce1aaeac528613767a8f047df2c7c2535393005c8a7d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-07-23T05:48:14Z","title_canon_sha256":"f07c86448cbc74a323c043bc360f6b704c4f066e7b2c5056a40a1e760db2ef78"},"schema_version":"1.0","source":{"id":"1407.6109","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.6109","created_at":"2026-05-18T02:46:58Z"},{"alias_kind":"arxiv_version","alias_value":"1407.6109v1","created_at":"2026-05-18T02:46:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.6109","created_at":"2026-05-18T02:46:58Z"},{"alias_kind":"pith_short_12","alias_value":"GCMMEI6CNCGM","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"GCMMEI6CNCGMSJ43","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"GCMMEI6C","created_at":"2026-05-18T12:28:30Z"}],"graph_snapshots":[{"event_id":"sha256:bdb3a9b44112916ce2d6a37f3a38d23e37ab10b3aca92a372c969a00a860e878","target":"graph","created_at":"2026-05-18T02:46:58Z","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"},"paper":{"abstract_excerpt":"The optical analogue of quantum weak measurements have shown considerable promise for the amplification and observation of tiny optical beam shifts, namely, the Goos-H\\\"anchen (GH) and the Imbert-Fedorov (IF) shifts. Here, we demonstrate simultaneous weak value amplification of both the angular GH and the IF shifts in partial reflection of fundamental Gaussian beam at planar dielectric interfaces. We employ pre- and post selection schemes with appropriate linear polarization basis states for simultaneous weak measurements and amplification of both these shifts. The experimentally observed enha","authors_text":"Arindam Nandi, Mandira Pal, Nirmalya Ghosh, Prasanta K. Panigrahi, Sumit Goswami","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-07-23T05:48:14Z","title":"Simultaneous weak value amplification of angular Goos-H\\\"anchen and Imbert-Fedorov shifts in partial reflection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.6109","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":"sha256:9fa9353134fd77378367f71c6b620a63f1a01cdb7dafbb1d3d0d43e33c9304bb","target":"record","created_at":"2026-05-18T02:46:58Z","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":"8142d1a1fab346463f15ce1aaeac528613767a8f047df2c7c2535393005c8a7d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-07-23T05:48:14Z","title_canon_sha256":"f07c86448cbc74a323c043bc360f6b704c4f066e7b2c5056a40a1e760db2ef78"},"schema_version":"1.0","source":{"id":"1407.6109","kind":"arxiv","version":1}},"canonical_sha256":"3098c223c2688cc9279b0987ce61bf36d31b169b2e8e217181671c3db9fb7d5c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3098c223c2688cc9279b0987ce61bf36d31b169b2e8e217181671c3db9fb7d5c","first_computed_at":"2026-05-18T02:46:58.968900Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:46:58.968900Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9GS0LgmWWcJRZulufxd+LiSfAEWuzv0aIeRx3o2F8xTDB2+EhJ+jXhxfGnjJtaibQ595il7QqdYOFoLnZWFRBw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:46:58.969458Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.6109","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9fa9353134fd77378367f71c6b620a63f1a01cdb7dafbb1d3d0d43e33c9304bb","sha256:bdb3a9b44112916ce2d6a37f3a38d23e37ab10b3aca92a372c969a00a860e878"],"state_sha256":"2b44cea7550aff1a7df210343530c3950a926075a0426c4134d13c3f046ce8c7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WfjOarnnKoM1EwZqUzQA+f6PqFJ9Ogcn4VDp5wVvMzE1pSe8VrMT0G9hDOAuixc7GwmlU50L9b+mLAkTwvAoCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T23:02:46.720772Z","bundle_sha256":"e9f7f1df8ddcfe75b28d797cd56d3af279d7fa67c571e6da47cae2a303082b83"}}