{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:QMNY2YAFTYW4JQCGRKIGCNW7TR","short_pith_number":"pith:QMNY2YAF","canonical_record":{"source":{"id":"1811.05564","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-11-13T23:13:09Z","cross_cats_sorted":[],"title_canon_sha256":"97d1e64c5e395e963a7e2343273288b0b5743cfc6f56d117b49d15a2ff0de6c7","abstract_canon_sha256":"f3ede289ec462a08ef7617538e6e7a99e68990c230f810ac3f87acae97bdf07d"},"schema_version":"1.0"},"canonical_sha256":"831b8d60059e2dc4c0468a906136df9c57edbc5ac688def74960ad7e7a0f0c46","source":{"kind":"arxiv","id":"1811.05564","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.05564","created_at":"2026-05-18T00:00:42Z"},{"alias_kind":"arxiv_version","alias_value":"1811.05564v1","created_at":"2026-05-18T00:00:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.05564","created_at":"2026-05-18T00:00:42Z"},{"alias_kind":"pith_short_12","alias_value":"QMNY2YAFTYW4","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QMNY2YAFTYW4JQCG","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QMNY2YAF","created_at":"2026-05-18T12:32:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:QMNY2YAFTYW4JQCGRKIGCNW7TR","target":"record","payload":{"canonical_record":{"source":{"id":"1811.05564","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-11-13T23:13:09Z","cross_cats_sorted":[],"title_canon_sha256":"97d1e64c5e395e963a7e2343273288b0b5743cfc6f56d117b49d15a2ff0de6c7","abstract_canon_sha256":"f3ede289ec462a08ef7617538e6e7a99e68990c230f810ac3f87acae97bdf07d"},"schema_version":"1.0"},"canonical_sha256":"831b8d60059e2dc4c0468a906136df9c57edbc5ac688def74960ad7e7a0f0c46","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:00:42.630195Z","signature_b64":"mZt3AowahBPalZ0RyMMtMXAaFx3d/RvbAQQRVKNY8bhQAF3lRWutzK6yfjTlufhSG4UVB0GCFxwONU3ZG4tABQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"831b8d60059e2dc4c0468a906136df9c57edbc5ac688def74960ad7e7a0f0c46","last_reissued_at":"2026-05-18T00:00:42.629730Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:00:42.629730Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.05564","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":"2026-05-18T00:00:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UK5bzHg196FDTHe/+SdvCUrBjvoE07g3lL7qXvj/lEBc/xi6a2Rvrr0tFKRmQ3GOTGRUSGaRsEWLGWuCmogsBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T15:36:16.120178Z"},"content_sha256":"d42db6904001910ccf6e5f860e1e7c95ff68f3d9d0a248b7607973ca852549e9","schema_version":"1.0","event_id":"sha256:d42db6904001910ccf6e5f860e1e7c95ff68f3d9d0a248b7607973ca852549e9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:QMNY2YAFTYW4JQCGRKIGCNW7TR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Controlling optical memory effects in disordered media with coated metamaterials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Alexandre S. Martinez, Felipe A. Pinheiro, Tiago J. Arruda","submitted_at":"2018-11-13T23:13:09Z","abstract_excerpt":"Most applications of memory effects in disordered optical media, such as the tilt-tilt and shift-shift spatial correlations, have focused on imaging through and inside biological tissues. Here we put forward a metamaterial platform not only to enhance but also to tune memory effects in random media. Specifically, we investigate the shift-shift and tilt-tilt spatial correlations in metamaterials composed of coated spheres and cylinders by means of the radiative transfer equation. Based on the single-scattering phase function, we calculate the translation correlations in anisotropically scatteri"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.05564","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":"2026-05-18T00:00:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qMnG0JHZsfLazQe7JMQqTf8ltwN29UUQfMa691lXl8Qzfh68eY876yTwL30f3qwJjPtcs8E/UGx2vk4odHx/CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T15:36:16.120557Z"},"content_sha256":"bd0be83f688d584120b10a12b04347a263bed955dd189613207b88d1ddd8b275","schema_version":"1.0","event_id":"sha256:bd0be83f688d584120b10a12b04347a263bed955dd189613207b88d1ddd8b275"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QMNY2YAFTYW4JQCGRKIGCNW7TR/bundle.json","state_url":"https://pith.science/pith/QMNY2YAFTYW4JQCGRKIGCNW7TR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QMNY2YAFTYW4JQCGRKIGCNW7TR/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":"2026-06-03T15:36:16Z","links":{"resolver":"https://pith.science/pith/QMNY2YAFTYW4JQCGRKIGCNW7TR","bundle":"https://pith.science/pith/QMNY2YAFTYW4JQCGRKIGCNW7TR/bundle.json","state":"https://pith.science/pith/QMNY2YAFTYW4JQCGRKIGCNW7TR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QMNY2YAFTYW4JQCGRKIGCNW7TR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:QMNY2YAFTYW4JQCGRKIGCNW7TR","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":"f3ede289ec462a08ef7617538e6e7a99e68990c230f810ac3f87acae97bdf07d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-11-13T23:13:09Z","title_canon_sha256":"97d1e64c5e395e963a7e2343273288b0b5743cfc6f56d117b49d15a2ff0de6c7"},"schema_version":"1.0","source":{"id":"1811.05564","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.05564","created_at":"2026-05-18T00:00:42Z"},{"alias_kind":"arxiv_version","alias_value":"1811.05564v1","created_at":"2026-05-18T00:00:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.05564","created_at":"2026-05-18T00:00:42Z"},{"alias_kind":"pith_short_12","alias_value":"QMNY2YAFTYW4","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QMNY2YAFTYW4JQCG","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QMNY2YAF","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:bd0be83f688d584120b10a12b04347a263bed955dd189613207b88d1ddd8b275","target":"graph","created_at":"2026-05-18T00:00:42Z","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":"Most applications of memory effects in disordered optical media, such as the tilt-tilt and shift-shift spatial correlations, have focused on imaging through and inside biological tissues. Here we put forward a metamaterial platform not only to enhance but also to tune memory effects in random media. Specifically, we investigate the shift-shift and tilt-tilt spatial correlations in metamaterials composed of coated spheres and cylinders by means of the radiative transfer equation. Based on the single-scattering phase function, we calculate the translation correlations in anisotropically scatteri","authors_text":"Alexandre S. Martinez, Felipe A. Pinheiro, Tiago J. Arruda","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-11-13T23:13:09Z","title":"Controlling optical memory effects in disordered media with coated metamaterials"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.05564","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:d42db6904001910ccf6e5f860e1e7c95ff68f3d9d0a248b7607973ca852549e9","target":"record","created_at":"2026-05-18T00:00:42Z","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":"f3ede289ec462a08ef7617538e6e7a99e68990c230f810ac3f87acae97bdf07d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-11-13T23:13:09Z","title_canon_sha256":"97d1e64c5e395e963a7e2343273288b0b5743cfc6f56d117b49d15a2ff0de6c7"},"schema_version":"1.0","source":{"id":"1811.05564","kind":"arxiv","version":1}},"canonical_sha256":"831b8d60059e2dc4c0468a906136df9c57edbc5ac688def74960ad7e7a0f0c46","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"831b8d60059e2dc4c0468a906136df9c57edbc5ac688def74960ad7e7a0f0c46","first_computed_at":"2026-05-18T00:00:42.629730Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:00:42.629730Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mZt3AowahBPalZ0RyMMtMXAaFx3d/RvbAQQRVKNY8bhQAF3lRWutzK6yfjTlufhSG4UVB0GCFxwONU3ZG4tABQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:00:42.630195Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.05564","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d42db6904001910ccf6e5f860e1e7c95ff68f3d9d0a248b7607973ca852549e9","sha256:bd0be83f688d584120b10a12b04347a263bed955dd189613207b88d1ddd8b275"],"state_sha256":"3511eb4a9a85d4679ca2e6b3702facb4ed0507b9a6247fdc9b893227f7eff6f3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Zt+KwA7y2WtllI3zIodgvQ0LQrD2N1k/vHum0jxWve6pAj3oJ+iZhUBqOAmrELB0FNZOjMMHRGqdn3hp47ZcCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T15:36:16.122532Z","bundle_sha256":"18ffd4588a70293c571e9a1372fb8accc399bafd981205e95ba57696c87bf5ab"}}