{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:RXQGET674WBOU4GSKESYUOLBXM","short_pith_number":"pith:RXQGET67","canonical_record":{"source":{"id":"1901.07403","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-01-18T16:47:52Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"3cd4d49a57b619f38386d6d196b68b209eadfe2e5166b71ee95a5394978c8704","abstract_canon_sha256":"9d5ad8480957b5d19e31ddb0ce266b52e418bf1a25c62c99da57ede158a6e36e"},"schema_version":"1.0"},"canonical_sha256":"8de0624fdfe582ea70d251258a3961bb27da0870291a07db28f68eca64ce8093","source":{"kind":"arxiv","id":"1901.07403","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.07403","created_at":"2026-05-17T23:55:44Z"},{"alias_kind":"arxiv_version","alias_value":"1901.07403v1","created_at":"2026-05-17T23:55:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.07403","created_at":"2026-05-17T23:55:44Z"},{"alias_kind":"pith_short_12","alias_value":"RXQGET674WBO","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"RXQGET674WBOU4GS","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"RXQGET67","created_at":"2026-05-18T12:33:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:RXQGET674WBOU4GSKESYUOLBXM","target":"record","payload":{"canonical_record":{"source":{"id":"1901.07403","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-01-18T16:47:52Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"3cd4d49a57b619f38386d6d196b68b209eadfe2e5166b71ee95a5394978c8704","abstract_canon_sha256":"9d5ad8480957b5d19e31ddb0ce266b52e418bf1a25c62c99da57ede158a6e36e"},"schema_version":"1.0"},"canonical_sha256":"8de0624fdfe582ea70d251258a3961bb27da0870291a07db28f68eca64ce8093","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:44.857184Z","signature_b64":"neZe7ZNkjImm+Ub1wEtkYrQWfEUp+s2mO19y9cBewohk3Ajvc5RRsirh3O7n2+u5I9lbR0ULi3cii7cwfRjrAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8de0624fdfe582ea70d251258a3961bb27da0870291a07db28f68eca64ce8093","last_reissued_at":"2026-05-17T23:55:44.856450Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:44.856450Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.07403","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":"2026-05-17T23:55:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+gBcPd/WQmW3vgO907jUFUsC4Hvrz875HEMrqgGr9nsaDWn78rajIfZm1YgAzd9gytcXHwft3shMnv0JKynkAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T11:28:29.311310Z"},"content_sha256":"a44aeacf810b0ecc746306c47c3ef401d29dbdc5cebfc45bfd0383354452e175","schema_version":"1.0","event_id":"sha256:a44aeacf810b0ecc746306c47c3ef401d29dbdc5cebfc45bfd0383354452e175"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:RXQGET674WBOU4GSKESYUOLBXM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Room-Temperature Exciton-Polariton Condensation in a Tunable Zero-Dimensional Microcavity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.mes-hall","authors_text":"Darius Urbonas, Fabio Scafirimuto, Rainer F. Mahrt, Thilo St\\\"oferle, Ullrich Scherf","submitted_at":"2019-01-18T16:47:52Z","abstract_excerpt":"We create exciton-polaritons in a zero-dimensional (0D) microcavity filled with organic ladder-type conjugated polymer in the strong light-matter interaction regime. Photonic confinement at wavelength scale is realized in the longitudinal direction by two dielectric Bragg mirrors and laterally by a sub-micron Gaussian-shaped defect. The cavity is separated into two parts allowing nanometer position control and enabling tuning of exciton and photon fractions of the polariton wavefunction. Polariton condensation is achieved with non-resonant, picosecond optical excitation at ambient conditions a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.07403","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":"2026-05-17T23:55:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DQPo6dUXvVORd2lEfAQN1BkpoK6zWBiroxHAdaAfTx2kT1DnZeEmu7G6L44EmKNRcwpyfSbFrSghdKVeLWp2CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T11:28:29.311977Z"},"content_sha256":"b0445a0d571b24915f020c9e6046da85be39ab2e6d464b5ca0953ae641ee98ef","schema_version":"1.0","event_id":"sha256:b0445a0d571b24915f020c9e6046da85be39ab2e6d464b5ca0953ae641ee98ef"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RXQGET674WBOU4GSKESYUOLBXM/bundle.json","state_url":"https://pith.science/pith/RXQGET674WBOU4GSKESYUOLBXM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RXQGET674WBOU4GSKESYUOLBXM/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":"2026-05-19T11:28:29Z","links":{"resolver":"https://pith.science/pith/RXQGET674WBOU4GSKESYUOLBXM","bundle":"https://pith.science/pith/RXQGET674WBOU4GSKESYUOLBXM/bundle.json","state":"https://pith.science/pith/RXQGET674WBOU4GSKESYUOLBXM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RXQGET674WBOU4GSKESYUOLBXM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:RXQGET674WBOU4GSKESYUOLBXM","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":"9d5ad8480957b5d19e31ddb0ce266b52e418bf1a25c62c99da57ede158a6e36e","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-01-18T16:47:52Z","title_canon_sha256":"3cd4d49a57b619f38386d6d196b68b209eadfe2e5166b71ee95a5394978c8704"},"schema_version":"1.0","source":{"id":"1901.07403","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.07403","created_at":"2026-05-17T23:55:44Z"},{"alias_kind":"arxiv_version","alias_value":"1901.07403v1","created_at":"2026-05-17T23:55:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.07403","created_at":"2026-05-17T23:55:44Z"},{"alias_kind":"pith_short_12","alias_value":"RXQGET674WBO","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"RXQGET674WBOU4GS","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"RXQGET67","created_at":"2026-05-18T12:33:27Z"}],"graph_snapshots":[{"event_id":"sha256:b0445a0d571b24915f020c9e6046da85be39ab2e6d464b5ca0953ae641ee98ef","target":"graph","created_at":"2026-05-17T23:55:44Z","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":"We create exciton-polaritons in a zero-dimensional (0D) microcavity filled with organic ladder-type conjugated polymer in the strong light-matter interaction regime. Photonic confinement at wavelength scale is realized in the longitudinal direction by two dielectric Bragg mirrors and laterally by a sub-micron Gaussian-shaped defect. The cavity is separated into two parts allowing nanometer position control and enabling tuning of exciton and photon fractions of the polariton wavefunction. Polariton condensation is achieved with non-resonant, picosecond optical excitation at ambient conditions a","authors_text":"Darius Urbonas, Fabio Scafirimuto, Rainer F. Mahrt, Thilo St\\\"oferle, Ullrich Scherf","cross_cats":["cond-mat.other"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-01-18T16:47:52Z","title":"Room-Temperature Exciton-Polariton Condensation in a Tunable Zero-Dimensional Microcavity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.07403","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:a44aeacf810b0ecc746306c47c3ef401d29dbdc5cebfc45bfd0383354452e175","target":"record","created_at":"2026-05-17T23:55:44Z","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":"9d5ad8480957b5d19e31ddb0ce266b52e418bf1a25c62c99da57ede158a6e36e","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-01-18T16:47:52Z","title_canon_sha256":"3cd4d49a57b619f38386d6d196b68b209eadfe2e5166b71ee95a5394978c8704"},"schema_version":"1.0","source":{"id":"1901.07403","kind":"arxiv","version":1}},"canonical_sha256":"8de0624fdfe582ea70d251258a3961bb27da0870291a07db28f68eca64ce8093","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8de0624fdfe582ea70d251258a3961bb27da0870291a07db28f68eca64ce8093","first_computed_at":"2026-05-17T23:55:44.856450Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:55:44.856450Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"neZe7ZNkjImm+Ub1wEtkYrQWfEUp+s2mO19y9cBewohk3Ajvc5RRsirh3O7n2+u5I9lbR0ULi3cii7cwfRjrAg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:55:44.857184Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.07403","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a44aeacf810b0ecc746306c47c3ef401d29dbdc5cebfc45bfd0383354452e175","sha256:b0445a0d571b24915f020c9e6046da85be39ab2e6d464b5ca0953ae641ee98ef"],"state_sha256":"e3a40da4ddc848cd85c7accfdad6f4ce1573cec0f272a9473bfa09db20957536"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eGUQQy3r98r+CfPeaEWvyeVKmXT37iYWEI3QAwlfyUdmbqen4eRdWpFStpeeNOfZbZa3P8xbpKie+5RsuyDADw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T11:28:29.314830Z","bundle_sha256":"ce098a9df87a74ba155a9d176e1f85fbb906e101116fbb3cc0f31340d8c3633a"}}