{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:2IO646UA62KHD5HWGA2C75YEW6","short_pith_number":"pith:2IO646UA","canonical_record":{"source":{"id":"1809.08976","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-09-24T14:49:29Z","cross_cats_sorted":[],"title_canon_sha256":"7601ec9cfd8d06b1229b467ef6ebac30032633f64f7b8a21d7c78e93af143201","abstract_canon_sha256":"434f820516f34be7ef8d27691998da8241821cfa34c8909c63291d1c46c6a71e"},"schema_version":"1.0"},"canonical_sha256":"d21dee7a80f69471f4f630342ff704b783b48ce73c0aa91064ba9f04bf6e5a93","source":{"kind":"arxiv","id":"1809.08976","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.08976","created_at":"2026-05-17T23:58:18Z"},{"alias_kind":"arxiv_version","alias_value":"1809.08976v2","created_at":"2026-05-17T23:58:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.08976","created_at":"2026-05-17T23:58:18Z"},{"alias_kind":"pith_short_12","alias_value":"2IO646UA62KH","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2IO646UA62KHD5HW","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2IO646UA","created_at":"2026-05-18T12:32:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:2IO646UA62KHD5HWGA2C75YEW6","target":"record","payload":{"canonical_record":{"source":{"id":"1809.08976","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-09-24T14:49:29Z","cross_cats_sorted":[],"title_canon_sha256":"7601ec9cfd8d06b1229b467ef6ebac30032633f64f7b8a21d7c78e93af143201","abstract_canon_sha256":"434f820516f34be7ef8d27691998da8241821cfa34c8909c63291d1c46c6a71e"},"schema_version":"1.0"},"canonical_sha256":"d21dee7a80f69471f4f630342ff704b783b48ce73c0aa91064ba9f04bf6e5a93","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:18.903890Z","signature_b64":"2PD2+VniA/Lk5xQyLFAilK7flJRMd0LceQxV5izjpNDMtcCW1n4avw8vocSVD+Hx9KsqOui7pb686RPSwwPPAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d21dee7a80f69471f4f630342ff704b783b48ce73c0aa91064ba9f04bf6e5a93","last_reissued_at":"2026-05-17T23:58:18.903202Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:18.903202Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.08976","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:58:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3l6DbYY9qICk1kFWhanTPdH2wtiMfLmVhFy/SjCxLVvlpPBaUek8tkhnx+WNKPRSwXNW1rXin6FwnNytpJE1DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T06:43:18.265115Z"},"content_sha256":"cadcef4493ea3404950e4ecff6045de538bc860c1701026a0206a09c13ff594a","schema_version":"1.0","event_id":"sha256:cadcef4493ea3404950e4ecff6045de538bc860c1701026a0206a09c13ff594a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:2IO646UA62KHD5HWGA2C75YEW6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Delayed transition to coherent emission in nanolasers with extended gain media","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Christopher Gies, Frederik Lohof, Paul Gartner, Roy Barzel","submitted_at":"2018-09-24T14:49:29Z","abstract_excerpt":"The realization of high-$\\beta$ lasers is one of the prime applications of cavity-QED promising ultra-low thresholds, integrability and reduced power consumption in the field of \\textit{green photonics}. In such nanolasers spontaneous emission can play a central role even above the threshold. By going beyond rate-equation approaches, we revisit the definition of a laser threshold in terms of the input-output characteristics and the degree of coherence of the emission. We demonstrate that there are new regimes of cavity-QED lasing, realized e.g. in high-$Q$ nanolasers with extended gain materia"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.08976","kind":"arxiv","version":2},"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":"2026-05-17T23:58:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gwiZWucFlcpv5eN4LgnE2fkUd3otShWQA9q2ROtqiYb+BHvKMBXsHvlMMn1LuuRwxWFtybFlicxGEbP891kVBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T06:43:18.265856Z"},"content_sha256":"d9240e2b0a4993631ce8dab8855854566688e0f94ea006f9d0c635ef7920f457","schema_version":"1.0","event_id":"sha256:d9240e2b0a4993631ce8dab8855854566688e0f94ea006f9d0c635ef7920f457"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2IO646UA62KHD5HWGA2C75YEW6/bundle.json","state_url":"https://pith.science/pith/2IO646UA62KHD5HWGA2C75YEW6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2IO646UA62KHD5HWGA2C75YEW6/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":"2026-05-31T06:43:18Z","links":{"resolver":"https://pith.science/pith/2IO646UA62KHD5HWGA2C75YEW6","bundle":"https://pith.science/pith/2IO646UA62KHD5HWGA2C75YEW6/bundle.json","state":"https://pith.science/pith/2IO646UA62KHD5HWGA2C75YEW6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2IO646UA62KHD5HWGA2C75YEW6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:2IO646UA62KHD5HWGA2C75YEW6","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":"434f820516f34be7ef8d27691998da8241821cfa34c8909c63291d1c46c6a71e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-09-24T14:49:29Z","title_canon_sha256":"7601ec9cfd8d06b1229b467ef6ebac30032633f64f7b8a21d7c78e93af143201"},"schema_version":"1.0","source":{"id":"1809.08976","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.08976","created_at":"2026-05-17T23:58:18Z"},{"alias_kind":"arxiv_version","alias_value":"1809.08976v2","created_at":"2026-05-17T23:58:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.08976","created_at":"2026-05-17T23:58:18Z"},{"alias_kind":"pith_short_12","alias_value":"2IO646UA62KH","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2IO646UA62KHD5HW","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2IO646UA","created_at":"2026-05-18T12:32:02Z"}],"graph_snapshots":[{"event_id":"sha256:d9240e2b0a4993631ce8dab8855854566688e0f94ea006f9d0c635ef7920f457","target":"graph","created_at":"2026-05-17T23:58:18Z","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":"The realization of high-$\\beta$ lasers is one of the prime applications of cavity-QED promising ultra-low thresholds, integrability and reduced power consumption in the field of \\textit{green photonics}. In such nanolasers spontaneous emission can play a central role even above the threshold. By going beyond rate-equation approaches, we revisit the definition of a laser threshold in terms of the input-output characteristics and the degree of coherence of the emission. We demonstrate that there are new regimes of cavity-QED lasing, realized e.g. in high-$Q$ nanolasers with extended gain materia","authors_text":"Christopher Gies, Frederik Lohof, Paul Gartner, Roy Barzel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-09-24T14:49:29Z","title":"Delayed transition to coherent emission in nanolasers with extended gain media"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.08976","kind":"arxiv","version":2},"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:cadcef4493ea3404950e4ecff6045de538bc860c1701026a0206a09c13ff594a","target":"record","created_at":"2026-05-17T23:58:18Z","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":"434f820516f34be7ef8d27691998da8241821cfa34c8909c63291d1c46c6a71e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-09-24T14:49:29Z","title_canon_sha256":"7601ec9cfd8d06b1229b467ef6ebac30032633f64f7b8a21d7c78e93af143201"},"schema_version":"1.0","source":{"id":"1809.08976","kind":"arxiv","version":2}},"canonical_sha256":"d21dee7a80f69471f4f630342ff704b783b48ce73c0aa91064ba9f04bf6e5a93","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d21dee7a80f69471f4f630342ff704b783b48ce73c0aa91064ba9f04bf6e5a93","first_computed_at":"2026-05-17T23:58:18.903202Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:58:18.903202Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2PD2+VniA/Lk5xQyLFAilK7flJRMd0LceQxV5izjpNDMtcCW1n4avw8vocSVD+Hx9KsqOui7pb686RPSwwPPAw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:58:18.903890Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.08976","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cadcef4493ea3404950e4ecff6045de538bc860c1701026a0206a09c13ff594a","sha256:d9240e2b0a4993631ce8dab8855854566688e0f94ea006f9d0c635ef7920f457"],"state_sha256":"7fe1df0fea21ba7870ff7b429f8c845a2ca6515df6b59652bb6cd77f11d03fb4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BeyyLHdzetGc3KIHT7+YCHjX7Pgp3M+r368i+xLbUpYFgMDG8U7X2VQK7oonFfb4nsilCiUtS0WOK1KKJLi8DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T06:43:18.269687Z","bundle_sha256":"cedfab3e016d57574e8a1805da9a32008da2c2503f3a3428fe832aac9223f8bc"}}