{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:THC7KLILHVQKHNHUF65H4I5A62","short_pith_number":"pith:THC7KLIL","canonical_record":{"source":{"id":"0904.0758","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2009-04-05T10:04:08Z","cross_cats_sorted":[],"title_canon_sha256":"c221428c52642c2b8d8f25a01cf488277fed945f7aaa353fbb26189eb42de805","abstract_canon_sha256":"8ce856c92cdef6ca37226a529d418d51f4001928abb402d0bac6bb40e3a987cc"},"schema_version":"1.0"},"canonical_sha256":"99c5f52d0b3d60a3b4f42fba7e23a0f6a8c1fb3fb92387ac078248d3b985d0db","source":{"kind":"arxiv","id":"0904.0758","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0904.0758","created_at":"2026-05-18T02:17:12Z"},{"alias_kind":"arxiv_version","alias_value":"0904.0758v1","created_at":"2026-05-18T02:17:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0904.0758","created_at":"2026-05-18T02:17:12Z"},{"alias_kind":"pith_short_12","alias_value":"THC7KLILHVQK","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"THC7KLILHVQKHNHU","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"THC7KLIL","created_at":"2026-05-18T12:26:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:THC7KLILHVQKHNHUF65H4I5A62","target":"record","payload":{"canonical_record":{"source":{"id":"0904.0758","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2009-04-05T10:04:08Z","cross_cats_sorted":[],"title_canon_sha256":"c221428c52642c2b8d8f25a01cf488277fed945f7aaa353fbb26189eb42de805","abstract_canon_sha256":"8ce856c92cdef6ca37226a529d418d51f4001928abb402d0bac6bb40e3a987cc"},"schema_version":"1.0"},"canonical_sha256":"99c5f52d0b3d60a3b4f42fba7e23a0f6a8c1fb3fb92387ac078248d3b985d0db","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:17:12.917670Z","signature_b64":"cTqtqX4QNY/+5SRv9xK0hezcEIN7SbE83XmIvYjLE6O/gNqKvp8SChUWK4wsxh1E8PEMaz7rTiBQHRUS+EzNDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"99c5f52d0b3d60a3b4f42fba7e23a0f6a8c1fb3fb92387ac078248d3b985d0db","last_reissued_at":"2026-05-18T02:17:12.916971Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:17:12.916971Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0904.0758","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":"2026-05-18T02:17:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eynVnGYrbCrPQSJ8keKjOXYZxr+d98n85fIAKcvPMrGwbJG6zyPxJMWoiov45G1qOUJEXfJWgFuvIH7xggk0AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:11:57.263106Z"},"content_sha256":"8d69105826551d256ab1fa3bc2768c9c9bf3bac1ae1f71f35c02c023c1fa026c","schema_version":"1.0","event_id":"sha256:8d69105826551d256ab1fa3bc2768c9c9bf3bac1ae1f71f35c02c023c1fa026c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:THC7KLILHVQKHNHUF65H4I5A62","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Microcavity polariton-like dispersion doublet in resonant Bragg gratings","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.other","authors_text":"Celestino Creatore, Fabio Biancalana, Leonidas Mouchliadis, Simon Osborne, Wolfgang Langbein","submitted_at":"2009-04-05T10:04:08Z","abstract_excerpt":"Periodic structures resonantly coupled to excitonic media allow the existence of extra intragap modes ('Braggoritons'), due to the coupling between Bragg photon modes and 3D bulk excitons. This induces unique and unexplored dispersive features, which can be tailored by properly designing the photonic bandgap around the exciton resonance. We report that one-dimensional Braggoritons realized with semiconductor gratings have the ability to mimic the dispersion of quantum-well microcavity polaritons. This will allow the observation of new nonlinear phenomena, such as slow-light-enhanced nonlinear "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0904.0758","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":"2026-05-18T02:17:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A4UlP+kV5dyUn1kJRM6i5kqSqlL2DXIbRLWZ1lq+WHrMZI6nPwOdauSxdfBzn+ig5CWlOTy4dHomqKNx4kTEBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:11:57.263840Z"},"content_sha256":"a56a9b5f9bcaa619a9cbe357ae167bb2fdfa82e559f712b4a5e2a8db6d959fdc","schema_version":"1.0","event_id":"sha256:a56a9b5f9bcaa619a9cbe357ae167bb2fdfa82e559f712b4a5e2a8db6d959fdc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/THC7KLILHVQKHNHUF65H4I5A62/bundle.json","state_url":"https://pith.science/pith/THC7KLILHVQKHNHUF65H4I5A62/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/THC7KLILHVQKHNHUF65H4I5A62/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":"2026-05-27T13:11:57Z","links":{"resolver":"https://pith.science/pith/THC7KLILHVQKHNHUF65H4I5A62","bundle":"https://pith.science/pith/THC7KLILHVQKHNHUF65H4I5A62/bundle.json","state":"https://pith.science/pith/THC7KLILHVQKHNHUF65H4I5A62/state.json","well_known_bundle":"https://pith.science/.well-known/pith/THC7KLILHVQKHNHUF65H4I5A62/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:THC7KLILHVQKHNHUF65H4I5A62","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":"8ce856c92cdef6ca37226a529d418d51f4001928abb402d0bac6bb40e3a987cc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2009-04-05T10:04:08Z","title_canon_sha256":"c221428c52642c2b8d8f25a01cf488277fed945f7aaa353fbb26189eb42de805"},"schema_version":"1.0","source":{"id":"0904.0758","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0904.0758","created_at":"2026-05-18T02:17:12Z"},{"alias_kind":"arxiv_version","alias_value":"0904.0758v1","created_at":"2026-05-18T02:17:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0904.0758","created_at":"2026-05-18T02:17:12Z"},{"alias_kind":"pith_short_12","alias_value":"THC7KLILHVQK","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"THC7KLILHVQKHNHU","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"THC7KLIL","created_at":"2026-05-18T12:26:01Z"}],"graph_snapshots":[{"event_id":"sha256:a56a9b5f9bcaa619a9cbe357ae167bb2fdfa82e559f712b4a5e2a8db6d959fdc","target":"graph","created_at":"2026-05-18T02:17:12Z","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":"Periodic structures resonantly coupled to excitonic media allow the existence of extra intragap modes ('Braggoritons'), due to the coupling between Bragg photon modes and 3D bulk excitons. This induces unique and unexplored dispersive features, which can be tailored by properly designing the photonic bandgap around the exciton resonance. We report that one-dimensional Braggoritons realized with semiconductor gratings have the ability to mimic the dispersion of quantum-well microcavity polaritons. This will allow the observation of new nonlinear phenomena, such as slow-light-enhanced nonlinear ","authors_text":"Celestino Creatore, Fabio Biancalana, Leonidas Mouchliadis, Simon Osborne, Wolfgang Langbein","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2009-04-05T10:04:08Z","title":"Microcavity polariton-like dispersion doublet in resonant Bragg gratings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0904.0758","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":"sha256:8d69105826551d256ab1fa3bc2768c9c9bf3bac1ae1f71f35c02c023c1fa026c","target":"record","created_at":"2026-05-18T02:17:12Z","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":"8ce856c92cdef6ca37226a529d418d51f4001928abb402d0bac6bb40e3a987cc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2009-04-05T10:04:08Z","title_canon_sha256":"c221428c52642c2b8d8f25a01cf488277fed945f7aaa353fbb26189eb42de805"},"schema_version":"1.0","source":{"id":"0904.0758","kind":"arxiv","version":1}},"canonical_sha256":"99c5f52d0b3d60a3b4f42fba7e23a0f6a8c1fb3fb92387ac078248d3b985d0db","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"99c5f52d0b3d60a3b4f42fba7e23a0f6a8c1fb3fb92387ac078248d3b985d0db","first_computed_at":"2026-05-18T02:17:12.916971Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:17:12.916971Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cTqtqX4QNY/+5SRv9xK0hezcEIN7SbE83XmIvYjLE6O/gNqKvp8SChUWK4wsxh1E8PEMaz7rTiBQHRUS+EzNDA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:17:12.917670Z","signed_message":"canonical_sha256_bytes"},"source_id":"0904.0758","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8d69105826551d256ab1fa3bc2768c9c9bf3bac1ae1f71f35c02c023c1fa026c","sha256:a56a9b5f9bcaa619a9cbe357ae167bb2fdfa82e559f712b4a5e2a8db6d959fdc"],"state_sha256":"f3c1dcad6189a437fe7c8f0caa5dbd14f9d546eb0b35ec3bfc0a4a0d3e4fce9d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ETSUy1GbjBoUPxi8WGpDufQK0Z5wBiODHny0BTHCE8l7YQlVc2u0VM7ODmkEJMEYI+QmcyhbEmXEGV209UlOAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T13:11:57.267872Z","bundle_sha256":"972094e88865ec960ac543a166cab9e7c72a9c14bf70764877560eca57f9f60b"}}