{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:DJPN6VLBCTU2SE3LDD6SNSYOB7","short_pith_number":"pith:DJPN6VLB","canonical_record":{"source":{"id":"1706.04297","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-06-14T02:26:33Z","cross_cats_sorted":[],"title_canon_sha256":"dc544c1f4541f7ea632b59eaa629b3dd84e556934db0a0c65ed76ffd06c36207","abstract_canon_sha256":"3065b3ed6c43aec736155be6d361c3f82da9c35ecb457284df9e93da0a8528dd"},"schema_version":"1.0"},"canonical_sha256":"1a5edf556114e9a9136b18fd26cb0e0fed8007c42e2f60289f89c9188e45df7d","source":{"kind":"arxiv","id":"1706.04297","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.04297","created_at":"2026-05-18T00:02:39Z"},{"alias_kind":"arxiv_version","alias_value":"1706.04297v1","created_at":"2026-05-18T00:02:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.04297","created_at":"2026-05-18T00:02:39Z"},{"alias_kind":"pith_short_12","alias_value":"DJPN6VLBCTU2","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"DJPN6VLBCTU2SE3L","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"DJPN6VLB","created_at":"2026-05-18T12:31:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:DJPN6VLBCTU2SE3LDD6SNSYOB7","target":"record","payload":{"canonical_record":{"source":{"id":"1706.04297","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-06-14T02:26:33Z","cross_cats_sorted":[],"title_canon_sha256":"dc544c1f4541f7ea632b59eaa629b3dd84e556934db0a0c65ed76ffd06c36207","abstract_canon_sha256":"3065b3ed6c43aec736155be6d361c3f82da9c35ecb457284df9e93da0a8528dd"},"schema_version":"1.0"},"canonical_sha256":"1a5edf556114e9a9136b18fd26cb0e0fed8007c42e2f60289f89c9188e45df7d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:39.849412Z","signature_b64":"dmTqLGvh4soccgIEoDJ82cL2rA0GfVK7XzUQnhOWgbfcqz3btTxhuF8nwwR2nMwNi3BcVLnwm2ebQh0Q609+Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1a5edf556114e9a9136b18fd26cb0e0fed8007c42e2f60289f89c9188e45df7d","last_reissued_at":"2026-05-18T00:02:39.848961Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:39.848961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.04297","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":"2026-05-18T00:02:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WdB83l+X8F9g1v1DR+bf3+dGb8GGBBbWfzF0j2cCIiR3ew5riVIAN0i81xtAyc+UUuFIPIrp+IX/iKQGIxtaDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T03:41:14.348829Z"},"content_sha256":"a0ed977f308db9cae3e094200df412703c89e87a5325b2507fdcf12245c86edc","schema_version":"1.0","event_id":"sha256:a0ed977f308db9cae3e094200df412703c89e87a5325b2507fdcf12245c86edc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:DJPN6VLBCTU2SE3LDD6SNSYOB7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Demonstration of an optical-coherence converter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Ayman F. Abouraddy, Chukwuemeka O. Okoro, H. Esat Kondakci, jr, Kimani C. Toussaint","submitted_at":"2017-06-14T02:26:33Z","abstract_excerpt":"Studying the coherence of an optical field is typically compartmentalized with respect to its different optical degrees of freedom (DoFs) -- spatial, temporal, and polarization. Although this traditional approach succeeds when the DoFs are uncoupled, it fails at capturing key features of the field's coherence if the DOFs are indeed correlated -- a situation that arises often. By viewing coherence as a `resource' that can be shared among the DoFs, it becomes possible to convert the entropy associated with the fluctuations in one DoF to another DoF that is initially fluctuation-free. Here, we ve"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.04297","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":"2026-05-18T00:02:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UtlcERCJ3NXDx1Ps8rEQEYmf1ffOqHJ2vt94P2qm7jTsTTXaVvpkycu7Wht1iUpRsJpKMmuAO6qfFNAvgbgRAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T03:41:14.349549Z"},"content_sha256":"49f71c441ba453b418e5d93c4604fd548402f08680f791d5fc40e1806a22a33f","schema_version":"1.0","event_id":"sha256:49f71c441ba453b418e5d93c4604fd548402f08680f791d5fc40e1806a22a33f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DJPN6VLBCTU2SE3LDD6SNSYOB7/bundle.json","state_url":"https://pith.science/pith/DJPN6VLBCTU2SE3LDD6SNSYOB7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DJPN6VLBCTU2SE3LDD6SNSYOB7/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":"2026-06-09T03:41:14Z","links":{"resolver":"https://pith.science/pith/DJPN6VLBCTU2SE3LDD6SNSYOB7","bundle":"https://pith.science/pith/DJPN6VLBCTU2SE3LDD6SNSYOB7/bundle.json","state":"https://pith.science/pith/DJPN6VLBCTU2SE3LDD6SNSYOB7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DJPN6VLBCTU2SE3LDD6SNSYOB7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:DJPN6VLBCTU2SE3LDD6SNSYOB7","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":"3065b3ed6c43aec736155be6d361c3f82da9c35ecb457284df9e93da0a8528dd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-06-14T02:26:33Z","title_canon_sha256":"dc544c1f4541f7ea632b59eaa629b3dd84e556934db0a0c65ed76ffd06c36207"},"schema_version":"1.0","source":{"id":"1706.04297","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.04297","created_at":"2026-05-18T00:02:39Z"},{"alias_kind":"arxiv_version","alias_value":"1706.04297v1","created_at":"2026-05-18T00:02:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.04297","created_at":"2026-05-18T00:02:39Z"},{"alias_kind":"pith_short_12","alias_value":"DJPN6VLBCTU2","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"DJPN6VLBCTU2SE3L","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"DJPN6VLB","created_at":"2026-05-18T12:31:10Z"}],"graph_snapshots":[{"event_id":"sha256:49f71c441ba453b418e5d93c4604fd548402f08680f791d5fc40e1806a22a33f","target":"graph","created_at":"2026-05-18T00:02:39Z","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":"Studying the coherence of an optical field is typically compartmentalized with respect to its different optical degrees of freedom (DoFs) -- spatial, temporal, and polarization. Although this traditional approach succeeds when the DoFs are uncoupled, it fails at capturing key features of the field's coherence if the DOFs are indeed correlated -- a situation that arises often. By viewing coherence as a `resource' that can be shared among the DoFs, it becomes possible to convert the entropy associated with the fluctuations in one DoF to another DoF that is initially fluctuation-free. Here, we ve","authors_text":"Ayman F. Abouraddy, Chukwuemeka O. Okoro, H. Esat Kondakci, jr, Kimani C. Toussaint","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-06-14T02:26:33Z","title":"Demonstration of an optical-coherence converter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.04297","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:a0ed977f308db9cae3e094200df412703c89e87a5325b2507fdcf12245c86edc","target":"record","created_at":"2026-05-18T00:02:39Z","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":"3065b3ed6c43aec736155be6d361c3f82da9c35ecb457284df9e93da0a8528dd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-06-14T02:26:33Z","title_canon_sha256":"dc544c1f4541f7ea632b59eaa629b3dd84e556934db0a0c65ed76ffd06c36207"},"schema_version":"1.0","source":{"id":"1706.04297","kind":"arxiv","version":1}},"canonical_sha256":"1a5edf556114e9a9136b18fd26cb0e0fed8007c42e2f60289f89c9188e45df7d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1a5edf556114e9a9136b18fd26cb0e0fed8007c42e2f60289f89c9188e45df7d","first_computed_at":"2026-05-18T00:02:39.848961Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:02:39.848961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dmTqLGvh4soccgIEoDJ82cL2rA0GfVK7XzUQnhOWgbfcqz3btTxhuF8nwwR2nMwNi3BcVLnwm2ebQh0Q609+Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:02:39.849412Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.04297","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a0ed977f308db9cae3e094200df412703c89e87a5325b2507fdcf12245c86edc","sha256:49f71c441ba453b418e5d93c4604fd548402f08680f791d5fc40e1806a22a33f"],"state_sha256":"e2594580efb675c17c0d0d96ea51883ed2a3517b8a94ca4d3b72629098c8b41b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DTaCMGnMwRD9srDDSLjFaMjUDCPUR3rQpfWBJCpRqX3Rg0zzRNEyXF3jcOpkM+oYWVt2gt+E6F3Kr5sNdBlFDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T03:41:14.353599Z","bundle_sha256":"f7aef7476d4002ac68d33a391b1e363744664e5d869a5dd3d7efd4d82e8508b3"}}