{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:P5AE6IVUK3HIJKBISH7PNSNITH","short_pith_number":"pith:P5AE6IVU","canonical_record":{"source":{"id":"1903.04067","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-03-10T22:08:16Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"0e50403e9d82b7ee20cb58b70ba771ed307a5e0ce18e72ef926fe25caeedd55b","abstract_canon_sha256":"a01d027c7113b60e5642f385cbda74442fc72550fd5896c0e551d1dd2ee41b12"},"schema_version":"1.0"},"canonical_sha256":"7f404f22b456ce84a82891fef6c9a899c3400a5f7d70ad86887916dd37e159ff","source":{"kind":"arxiv","id":"1903.04067","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.04067","created_at":"2026-05-17T23:51:40Z"},{"alias_kind":"arxiv_version","alias_value":"1903.04067v1","created_at":"2026-05-17T23:51:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.04067","created_at":"2026-05-17T23:51:40Z"},{"alias_kind":"pith_short_12","alias_value":"P5AE6IVUK3HI","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"P5AE6IVUK3HIJKBI","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"P5AE6IVU","created_at":"2026-05-18T12:33:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:P5AE6IVUK3HIJKBISH7PNSNITH","target":"record","payload":{"canonical_record":{"source":{"id":"1903.04067","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-03-10T22:08:16Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"0e50403e9d82b7ee20cb58b70ba771ed307a5e0ce18e72ef926fe25caeedd55b","abstract_canon_sha256":"a01d027c7113b60e5642f385cbda74442fc72550fd5896c0e551d1dd2ee41b12"},"schema_version":"1.0"},"canonical_sha256":"7f404f22b456ce84a82891fef6c9a899c3400a5f7d70ad86887916dd37e159ff","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:51:40.141524Z","signature_b64":"x6bnBTUl6S3/wOoKaO0WBeZvn5qq8dC4tjEyVMG9df3we25k3w2y2aUvdqJB/bE91+JyUDHxAdQ+Z0zR/PdvDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7f404f22b456ce84a82891fef6c9a899c3400a5f7d70ad86887916dd37e159ff","last_reissued_at":"2026-05-17T23:51:40.140827Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:51:40.140827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.04067","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":"2026-05-17T23:51:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lOBY383DVkDY8xYMwdbYS87UBtDGCWbJ6pn2LTzxw42lLJOKQto8FctfjPwSWHHBiaCvRzQg+UlaNF1SuunnBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T10:49:08.068442Z"},"content_sha256":"ecf9b5d506092e6738b57815162d2fb8c172a9b7bf2a0d772082b5e1c3ddd213","schema_version":"1.0","event_id":"sha256:ecf9b5d506092e6738b57815162d2fb8c172a9b7bf2a0d772082b5e1c3ddd213"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:P5AE6IVUK3HIJKBISH7PNSNITH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hybrid photonic-crystal fiber","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"physics.optics","authors_text":"Amir Abdolvand, Benjamin J. Eggleton, Christos Markos, John C. Travers, Ole Bang","submitted_at":"2019-03-10T22:08:16Z","abstract_excerpt":"This article offers an extensive survey of results obtained using hybrid photonic crystal fibers (PCFs) which constitute one of the most active research fields in contemporary fiber optics. The ability to integrate novel and functional materials in solid- and hollow-core PCFs through various post-processing methods has enabled new directions towards understanding fundamental linear and nonlinear phenomena as well as novel application aspects, within the fields of optoelectronics, material and laser science, remote sensing and spectroscopy. Here the recent progress in the field of hybrid PCFs i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.04067","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":"2026-05-17T23:51:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IEVQ9WCWh4QHNk8Nctw/HY1twY6ejIfscjmWUxUFDzn1VSXRRNibjg/zeUpDE7wGZofOwEnTdhMCu/QOolAICg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T10:49:08.068786Z"},"content_sha256":"2d325638f36c0e6907578c89ddfabc5d87f22f0f1feb6ea51a7f48ba37277ea9","schema_version":"1.0","event_id":"sha256:2d325638f36c0e6907578c89ddfabc5d87f22f0f1feb6ea51a7f48ba37277ea9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/P5AE6IVUK3HIJKBISH7PNSNITH/bundle.json","state_url":"https://pith.science/pith/P5AE6IVUK3HIJKBISH7PNSNITH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/P5AE6IVUK3HIJKBISH7PNSNITH/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":"2026-06-25T10:49:08Z","links":{"resolver":"https://pith.science/pith/P5AE6IVUK3HIJKBISH7PNSNITH","bundle":"https://pith.science/pith/P5AE6IVUK3HIJKBISH7PNSNITH/bundle.json","state":"https://pith.science/pith/P5AE6IVUK3HIJKBISH7PNSNITH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/P5AE6IVUK3HIJKBISH7PNSNITH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:P5AE6IVUK3HIJKBISH7PNSNITH","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":"a01d027c7113b60e5642f385cbda74442fc72550fd5896c0e551d1dd2ee41b12","cross_cats_sorted":["physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-03-10T22:08:16Z","title_canon_sha256":"0e50403e9d82b7ee20cb58b70ba771ed307a5e0ce18e72ef926fe25caeedd55b"},"schema_version":"1.0","source":{"id":"1903.04067","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.04067","created_at":"2026-05-17T23:51:40Z"},{"alias_kind":"arxiv_version","alias_value":"1903.04067v1","created_at":"2026-05-17T23:51:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.04067","created_at":"2026-05-17T23:51:40Z"},{"alias_kind":"pith_short_12","alias_value":"P5AE6IVUK3HI","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"P5AE6IVUK3HIJKBI","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"P5AE6IVU","created_at":"2026-05-18T12:33:24Z"}],"graph_snapshots":[{"event_id":"sha256:2d325638f36c0e6907578c89ddfabc5d87f22f0f1feb6ea51a7f48ba37277ea9","target":"graph","created_at":"2026-05-17T23:51:40Z","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":"This article offers an extensive survey of results obtained using hybrid photonic crystal fibers (PCFs) which constitute one of the most active research fields in contemporary fiber optics. The ability to integrate novel and functional materials in solid- and hollow-core PCFs through various post-processing methods has enabled new directions towards understanding fundamental linear and nonlinear phenomena as well as novel application aspects, within the fields of optoelectronics, material and laser science, remote sensing and spectroscopy. Here the recent progress in the field of hybrid PCFs i","authors_text":"Amir Abdolvand, Benjamin J. Eggleton, Christos Markos, John C. Travers, Ole Bang","cross_cats":["physics.app-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-03-10T22:08:16Z","title":"Hybrid photonic-crystal fiber"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.04067","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:ecf9b5d506092e6738b57815162d2fb8c172a9b7bf2a0d772082b5e1c3ddd213","target":"record","created_at":"2026-05-17T23:51:40Z","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":"a01d027c7113b60e5642f385cbda74442fc72550fd5896c0e551d1dd2ee41b12","cross_cats_sorted":["physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-03-10T22:08:16Z","title_canon_sha256":"0e50403e9d82b7ee20cb58b70ba771ed307a5e0ce18e72ef926fe25caeedd55b"},"schema_version":"1.0","source":{"id":"1903.04067","kind":"arxiv","version":1}},"canonical_sha256":"7f404f22b456ce84a82891fef6c9a899c3400a5f7d70ad86887916dd37e159ff","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7f404f22b456ce84a82891fef6c9a899c3400a5f7d70ad86887916dd37e159ff","first_computed_at":"2026-05-17T23:51:40.140827Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:51:40.140827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"x6bnBTUl6S3/wOoKaO0WBeZvn5qq8dC4tjEyVMG9df3we25k3w2y2aUvdqJB/bE91+JyUDHxAdQ+Z0zR/PdvDw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:51:40.141524Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.04067","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ecf9b5d506092e6738b57815162d2fb8c172a9b7bf2a0d772082b5e1c3ddd213","sha256:2d325638f36c0e6907578c89ddfabc5d87f22f0f1feb6ea51a7f48ba37277ea9"],"state_sha256":"9cc350c6199e365cd47bf123a76b694077b6f5c4408ae1fa9b5fb6e3cd38cd8e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8pf2i3xA2dqaWE5IQQvSycZeuj26bGmcz5SXrTbDxGVqdn1MsGMsgIhCDpvc8naUMrolAGNSkWSo2UVl+zNkBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-25T10:49:08.070669Z","bundle_sha256":"1de9c41efeb4bd4b8257dbf9c3fde88f3a00f8fc671d3bc3979b009c9ad979d2"}}