{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:HVNR224OJMY3RENFY7W5MIYRFA","short_pith_number":"pith:HVNR224O","canonical_record":{"source":{"id":"1602.04463","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-02-14T15:04:14Z","cross_cats_sorted":[],"title_canon_sha256":"8d27e94609c48bd4b73ceefa4c2f15034f7e54452237b23af1c2ee3dadb7752f","abstract_canon_sha256":"6071b099f655b3a404052dc47621a9138dbf29712683d19ea87acf9180b39a8c"},"schema_version":"1.0"},"canonical_sha256":"3d5b1d6b8e4b31b891a5c7edd623112811415c862724e333ad8fed954775e8d3","source":{"kind":"arxiv","id":"1602.04463","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.04463","created_at":"2026-05-18T01:20:49Z"},{"alias_kind":"arxiv_version","alias_value":"1602.04463v1","created_at":"2026-05-18T01:20:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.04463","created_at":"2026-05-18T01:20:49Z"},{"alias_kind":"pith_short_12","alias_value":"HVNR224OJMY3","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"HVNR224OJMY3RENF","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"HVNR224O","created_at":"2026-05-18T12:30:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:HVNR224OJMY3RENFY7W5MIYRFA","target":"record","payload":{"canonical_record":{"source":{"id":"1602.04463","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-02-14T15:04:14Z","cross_cats_sorted":[],"title_canon_sha256":"8d27e94609c48bd4b73ceefa4c2f15034f7e54452237b23af1c2ee3dadb7752f","abstract_canon_sha256":"6071b099f655b3a404052dc47621a9138dbf29712683d19ea87acf9180b39a8c"},"schema_version":"1.0"},"canonical_sha256":"3d5b1d6b8e4b31b891a5c7edd623112811415c862724e333ad8fed954775e8d3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:20:49.883722Z","signature_b64":"ntcjFFLMu5DeZj1sYxaCWKZxUDzNMx9uHybICe+KmQ5tW8QAEtQnF31FFMXLsZQFBFbLXBPWaPNZCfpQaDbPAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3d5b1d6b8e4b31b891a5c7edd623112811415c862724e333ad8fed954775e8d3","last_reissued_at":"2026-05-18T01:20:49.883354Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:20:49.883354Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1602.04463","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":"2026-05-18T01:20:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DMvERZ8yusUPtwl31puag7DEFKRPpV3/zDQCGrOUGG9ywg9Ak8d9B/IcS3NGRhifIbMW/qy5eF9BDTwv2ZEUAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T12:53:16.567112Z"},"content_sha256":"dd3970030225c26dcb1dfbbf4644798b7d6304fd05899c0af2445a943ce5cbf9","schema_version":"1.0","event_id":"sha256:dd3970030225c26dcb1dfbbf4644798b7d6304fd05899c0af2445a943ce5cbf9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:HVNR224OJMY3RENFY7W5MIYRFA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Parallel Polarization State Generation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Alan She, Federico Capasso","submitted_at":"2016-02-14T15:04:14Z","abstract_excerpt":"The control of polarization, an essential property of light, is of wide scientific and technological interest. The general problem of generating arbitrary time-varying states of polarization (SOP) has always been mathematically formulated by a series of linear transformations, i.e. a product of matrices, imposing a serial architecture. Here we show a parallel architecture described by a sum of matrices. The theory is experimentally demonstrated by modulating spatially-separated polarization components of a laser using a digital micromirror device that are subsequently beam combined. This metho"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.04463","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":"2026-05-18T01:20:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BKmsRM86mH04aT1XEqgaFtvR11ZrKIeojtxUWuIIvG5BQ/dTTxTAxwmCif8Fxsf3iohCVssdRIXawQpUmIXSBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T12:53:16.567470Z"},"content_sha256":"6ca8289c7de7be0d84691952a39b4096b185a2c18df9b90cce43ddb83f97c6f7","schema_version":"1.0","event_id":"sha256:6ca8289c7de7be0d84691952a39b4096b185a2c18df9b90cce43ddb83f97c6f7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HVNR224OJMY3RENFY7W5MIYRFA/bundle.json","state_url":"https://pith.science/pith/HVNR224OJMY3RENFY7W5MIYRFA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HVNR224OJMY3RENFY7W5MIYRFA/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":"2026-07-04T12:53:16Z","links":{"resolver":"https://pith.science/pith/HVNR224OJMY3RENFY7W5MIYRFA","bundle":"https://pith.science/pith/HVNR224OJMY3RENFY7W5MIYRFA/bundle.json","state":"https://pith.science/pith/HVNR224OJMY3RENFY7W5MIYRFA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HVNR224OJMY3RENFY7W5MIYRFA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:HVNR224OJMY3RENFY7W5MIYRFA","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":"6071b099f655b3a404052dc47621a9138dbf29712683d19ea87acf9180b39a8c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-02-14T15:04:14Z","title_canon_sha256":"8d27e94609c48bd4b73ceefa4c2f15034f7e54452237b23af1c2ee3dadb7752f"},"schema_version":"1.0","source":{"id":"1602.04463","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.04463","created_at":"2026-05-18T01:20:49Z"},{"alias_kind":"arxiv_version","alias_value":"1602.04463v1","created_at":"2026-05-18T01:20:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.04463","created_at":"2026-05-18T01:20:49Z"},{"alias_kind":"pith_short_12","alias_value":"HVNR224OJMY3","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"HVNR224OJMY3RENF","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"HVNR224O","created_at":"2026-05-18T12:30:22Z"}],"graph_snapshots":[{"event_id":"sha256:6ca8289c7de7be0d84691952a39b4096b185a2c18df9b90cce43ddb83f97c6f7","target":"graph","created_at":"2026-05-18T01:20:49Z","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 control of polarization, an essential property of light, is of wide scientific and technological interest. The general problem of generating arbitrary time-varying states of polarization (SOP) has always been mathematically formulated by a series of linear transformations, i.e. a product of matrices, imposing a serial architecture. Here we show a parallel architecture described by a sum of matrices. The theory is experimentally demonstrated by modulating spatially-separated polarization components of a laser using a digital micromirror device that are subsequently beam combined. This metho","authors_text":"Alan She, Federico Capasso","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-02-14T15:04:14Z","title":"Parallel Polarization State Generation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.04463","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:dd3970030225c26dcb1dfbbf4644798b7d6304fd05899c0af2445a943ce5cbf9","target":"record","created_at":"2026-05-18T01:20:49Z","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":"6071b099f655b3a404052dc47621a9138dbf29712683d19ea87acf9180b39a8c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-02-14T15:04:14Z","title_canon_sha256":"8d27e94609c48bd4b73ceefa4c2f15034f7e54452237b23af1c2ee3dadb7752f"},"schema_version":"1.0","source":{"id":"1602.04463","kind":"arxiv","version":1}},"canonical_sha256":"3d5b1d6b8e4b31b891a5c7edd623112811415c862724e333ad8fed954775e8d3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3d5b1d6b8e4b31b891a5c7edd623112811415c862724e333ad8fed954775e8d3","first_computed_at":"2026-05-18T01:20:49.883354Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:20:49.883354Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ntcjFFLMu5DeZj1sYxaCWKZxUDzNMx9uHybICe+KmQ5tW8QAEtQnF31FFMXLsZQFBFbLXBPWaPNZCfpQaDbPAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:20:49.883722Z","signed_message":"canonical_sha256_bytes"},"source_id":"1602.04463","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dd3970030225c26dcb1dfbbf4644798b7d6304fd05899c0af2445a943ce5cbf9","sha256:6ca8289c7de7be0d84691952a39b4096b185a2c18df9b90cce43ddb83f97c6f7"],"state_sha256":"93cbd3cf08370b98e141dee170b56b80ffa8836e8076d5bf1bc6f615803da969"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ts4oXRyco+qmrsh6P+0wr3XbFVfRlHAQsEf4/FEg3MqAzgBgR1kuFHNG5JTHUDJU9rgPoew/9TKyyfanGyZHAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-04T12:53:16.569372Z","bundle_sha256":"bdc5caebfed8e1474ccb3e3cf58d45e737736201dfcc385e9e857146dcf7b6ec"}}