{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:JNHWLDMJ2GDOVRTSUXPV4FHCQT","short_pith_number":"pith:JNHWLDMJ","canonical_record":{"source":{"id":"2507.19683","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2025-07-25T21:29:15Z","cross_cats_sorted":[],"title_canon_sha256":"c6f401468d7145b587be3cfc60e3d52667f9a3dd8b41b9b212b5421af3c067f5","abstract_canon_sha256":"3325e04b9edb2cba7630589fa1edc678dabc19b2a0f5f874887a7a083d709a9e"},"schema_version":"1.0"},"canonical_sha256":"4b4f658d89d186eac672a5df5e14e284fe14ae8e6163e9091f374c13189a23fb","source":{"kind":"arxiv","id":"2507.19683","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.19683","created_at":"2026-07-05T11:43:39Z"},{"alias_kind":"arxiv_version","alias_value":"2507.19683v1","created_at":"2026-07-05T11:43:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.19683","created_at":"2026-07-05T11:43:39Z"},{"alias_kind":"pith_short_12","alias_value":"JNHWLDMJ2GDO","created_at":"2026-07-05T11:43:39Z"},{"alias_kind":"pith_short_16","alias_value":"JNHWLDMJ2GDOVRTS","created_at":"2026-07-05T11:43:39Z"},{"alias_kind":"pith_short_8","alias_value":"JNHWLDMJ","created_at":"2026-07-05T11:43:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:JNHWLDMJ2GDOVRTSUXPV4FHCQT","target":"record","payload":{"canonical_record":{"source":{"id":"2507.19683","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2025-07-25T21:29:15Z","cross_cats_sorted":[],"title_canon_sha256":"c6f401468d7145b587be3cfc60e3d52667f9a3dd8b41b9b212b5421af3c067f5","abstract_canon_sha256":"3325e04b9edb2cba7630589fa1edc678dabc19b2a0f5f874887a7a083d709a9e"},"schema_version":"1.0"},"canonical_sha256":"4b4f658d89d186eac672a5df5e14e284fe14ae8e6163e9091f374c13189a23fb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:43:39.188311Z","signature_b64":"n7QYHy4bzfebEmw/Re1IinHARxiMCaSDI1zG0lH2IZMaPFJR47sDyyaeU4NG6Rri9PjhNkxUhAlqbr7rI28xAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b4f658d89d186eac672a5df5e14e284fe14ae8e6163e9091f374c13189a23fb","last_reissued_at":"2026-07-05T11:43:39.186880Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:43:39.186880Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.19683","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":"2026-07-05T11:43:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X2biCpmO7N85YeWQHXNchKuNwfahQymUaW4JtxJpsYitz0uC+QjhMrjcYYfUDJpPSONaDg8GAAsucPztqlO7Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T04:01:23.731043Z"},"content_sha256":"d7368bea952d52945a6fa227acad82198ade4a74e035e0672845bab4e2a7d848","schema_version":"1.0","event_id":"sha256:d7368bea952d52945a6fa227acad82198ade4a74e035e0672845bab4e2a7d848"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:JNHWLDMJ2GDOVRTSUXPV4FHCQT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Optical communications through highly scattering channels using the coherence-rank","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Ayman F. Abouraddy, Chandler Stevenson, Kimani C. Toussaint Jr, Mitchell Harling","submitted_at":"2025-07-25T21:29:15Z","abstract_excerpt":"In optical communications, logical bits are encoded in physical degrees-of-freedom (DoFs) of the electromagnetic field. Consequently, optical scattering in a communications channel compromises the information transfer. In the worst-case-scenario, bit-to-bit stochastically varying scattering that couples the DoFs to each other -including even unused DoFs -can decouple the transmitter and receiver when relying on conventional physical encoding schemes, and preclude the utilization of adaptive techniques as a counter-measure. Here we show that partially coherent optical fields help circumvent the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.19683","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/2507.19683/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":"2026-07-05T11:43:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cp/MjA35NX6KFI86KOk6y/EUf/w/khlQ7KqO6elNHsdeBPCOLHj7p7iqqywErFU78+Zp000MLyT0YiFgriLMCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T04:01:23.731547Z"},"content_sha256":"ee92f391e4ad38f25958270375ae8e81c05a70949f7423f2e8da931cd08eb874","schema_version":"1.0","event_id":"sha256:ee92f391e4ad38f25958270375ae8e81c05a70949f7423f2e8da931cd08eb874"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JNHWLDMJ2GDOVRTSUXPV4FHCQT/bundle.json","state_url":"https://pith.science/pith/JNHWLDMJ2GDOVRTSUXPV4FHCQT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JNHWLDMJ2GDOVRTSUXPV4FHCQT/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":"2026-08-08T04:01:23Z","links":{"resolver":"https://pith.science/pith/JNHWLDMJ2GDOVRTSUXPV4FHCQT","bundle":"https://pith.science/pith/JNHWLDMJ2GDOVRTSUXPV4FHCQT/bundle.json","state":"https://pith.science/pith/JNHWLDMJ2GDOVRTSUXPV4FHCQT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JNHWLDMJ2GDOVRTSUXPV4FHCQT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:JNHWLDMJ2GDOVRTSUXPV4FHCQT","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":"3325e04b9edb2cba7630589fa1edc678dabc19b2a0f5f874887a7a083d709a9e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2025-07-25T21:29:15Z","title_canon_sha256":"c6f401468d7145b587be3cfc60e3d52667f9a3dd8b41b9b212b5421af3c067f5"},"schema_version":"1.0","source":{"id":"2507.19683","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.19683","created_at":"2026-07-05T11:43:39Z"},{"alias_kind":"arxiv_version","alias_value":"2507.19683v1","created_at":"2026-07-05T11:43:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.19683","created_at":"2026-07-05T11:43:39Z"},{"alias_kind":"pith_short_12","alias_value":"JNHWLDMJ2GDO","created_at":"2026-07-05T11:43:39Z"},{"alias_kind":"pith_short_16","alias_value":"JNHWLDMJ2GDOVRTS","created_at":"2026-07-05T11:43:39Z"},{"alias_kind":"pith_short_8","alias_value":"JNHWLDMJ","created_at":"2026-07-05T11:43:39Z"}],"graph_snapshots":[{"event_id":"sha256:ee92f391e4ad38f25958270375ae8e81c05a70949f7423f2e8da931cd08eb874","target":"graph","created_at":"2026-07-05T11:43:39Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2507.19683/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In optical communications, logical bits are encoded in physical degrees-of-freedom (DoFs) of the electromagnetic field. Consequently, optical scattering in a communications channel compromises the information transfer. In the worst-case-scenario, bit-to-bit stochastically varying scattering that couples the DoFs to each other -including even unused DoFs -can decouple the transmitter and receiver when relying on conventional physical encoding schemes, and preclude the utilization of adaptive techniques as a counter-measure. Here we show that partially coherent optical fields help circumvent the","authors_text":"Ayman F. Abouraddy, Chandler Stevenson, Kimani C. Toussaint Jr, Mitchell Harling","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2025-07-25T21:29:15Z","title":"Optical communications through highly scattering channels using the coherence-rank"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.19683","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:d7368bea952d52945a6fa227acad82198ade4a74e035e0672845bab4e2a7d848","target":"record","created_at":"2026-07-05T11:43:39Z","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":"3325e04b9edb2cba7630589fa1edc678dabc19b2a0f5f874887a7a083d709a9e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2025-07-25T21:29:15Z","title_canon_sha256":"c6f401468d7145b587be3cfc60e3d52667f9a3dd8b41b9b212b5421af3c067f5"},"schema_version":"1.0","source":{"id":"2507.19683","kind":"arxiv","version":1}},"canonical_sha256":"4b4f658d89d186eac672a5df5e14e284fe14ae8e6163e9091f374c13189a23fb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4b4f658d89d186eac672a5df5e14e284fe14ae8e6163e9091f374c13189a23fb","first_computed_at":"2026-07-05T11:43:39.186880Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:43:39.186880Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"n7QYHy4bzfebEmw/Re1IinHARxiMCaSDI1zG0lH2IZMaPFJR47sDyyaeU4NG6Rri9PjhNkxUhAlqbr7rI28xAA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:43:39.188311Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.19683","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d7368bea952d52945a6fa227acad82198ade4a74e035e0672845bab4e2a7d848","sha256:ee92f391e4ad38f25958270375ae8e81c05a70949f7423f2e8da931cd08eb874"],"state_sha256":"debce9fc21a227bfc24be8a72dc0ced2333c9f0fc2b2b5966c4444f748faeff1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QolfWSNtkLK0crIwMfQ3C2yyQWNnH6LALD9Tpg+LRATVcsM/GV+DLm0uMYz0kjbhWZbpV3dASb/FVTVnU7reBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T04:01:23.735599Z","bundle_sha256":"ef3f9e57361891b0940eeb7d12278671aa723ce0bd2057415f0dc7135a3dfa87"}}