{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:G4YGLCMEFQVOPDHEGA275AIE7Z","short_pith_number":"pith:G4YGLCME","canonical_record":{"source":{"id":"1405.7030","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2014-05-27T19:48:12Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"eef984ae750506e0beb293e2a9cb79617866e198c777375591ccc358e4c8283f","abstract_canon_sha256":"737dd376b665b282b42da51ee1cf32bec8a787b3b9c66f747c7c60f62f31ea51"},"schema_version":"1.0"},"canonical_sha256":"37306589842c2ae78ce43035fe8104fe6bfeb7a8890e930a1ee5a355834275e4","source":{"kind":"arxiv","id":"1405.7030","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.7030","created_at":"2026-05-18T01:43:05Z"},{"alias_kind":"arxiv_version","alias_value":"1405.7030v2","created_at":"2026-05-18T01:43:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.7030","created_at":"2026-05-18T01:43:05Z"},{"alias_kind":"pith_short_12","alias_value":"G4YGLCMEFQVO","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"G4YGLCMEFQVOPDHE","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"G4YGLCME","created_at":"2026-05-18T12:28:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:G4YGLCMEFQVOPDHEGA275AIE7Z","target":"record","payload":{"canonical_record":{"source":{"id":"1405.7030","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2014-05-27T19:48:12Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"eef984ae750506e0beb293e2a9cb79617866e198c777375591ccc358e4c8283f","abstract_canon_sha256":"737dd376b665b282b42da51ee1cf32bec8a787b3b9c66f747c7c60f62f31ea51"},"schema_version":"1.0"},"canonical_sha256":"37306589842c2ae78ce43035fe8104fe6bfeb7a8890e930a1ee5a355834275e4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:05.665090Z","signature_b64":"bLhM5S1tPOjcwXc/nGMuc9gfgUUMCetXD0bbe6wWYxVu/WTlmJVI6jbOd2euRgPcs4YfDjM2pG77YNUcsQZMAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"37306589842c2ae78ce43035fe8104fe6bfeb7a8890e930a1ee5a355834275e4","last_reissued_at":"2026-05-18T01:43:05.664545Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:05.664545Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1405.7030","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":"2026-05-18T01:43:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n6D3Ll0ZXJ2fJhjx3R86fI79ySlDvythOCNpdjNGqTPKfEjuJOBRU746zXM35pH9eMy3eId231ZGddRxjLsJAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T08:28:49.578072Z"},"content_sha256":"8faec230b8bf9fba90d5af6c32e871db82a8932bd47a2a323acb5060a3c41685","schema_version":"1.0","event_id":"sha256:8faec230b8bf9fba90d5af6c32e871db82a8932bd47a2a323acb5060a3c41685"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:G4YGLCMEFQVOPDHEGA275AIE7Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A quantum Langevin model for non-equilibrium condensation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.quant-gas","authors_text":"Alessio Chiocchetta, Iacopo Carusotto","submitted_at":"2014-05-27T19:48:12Z","abstract_excerpt":"We develop a quantum model for non-equilibrium Bose-Einstein condensation of photons and polaritons in planar microcavity devices. The model builds upon laser theory and includes the spatial dynamics of the cavity field, a saturation mechanism and some frequency-dependence of the gain: quantum Langevin equations are written for a cavity field coupled to a continuous distribution of externally pumped two-level emitters with a well-defined frequency. As a an example of application, the method is used to study the linearised quantum fluctuations around a steady-state condensed state. In the good-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.7030","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":"2026-05-18T01:43:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C0FbYFiWFrB779ImI58xjTysLbWdPI/h7aN1mCUjLYukKuTVZdOxxWwJWXgvjuShzT2OTSdTKdRTq7+lbaXRBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T08:28:49.578650Z"},"content_sha256":"596888095e3263da6cfcb8c9c7dce7b2e82b9a07eb2cc80461d2f8557c1cbe54","schema_version":"1.0","event_id":"sha256:596888095e3263da6cfcb8c9c7dce7b2e82b9a07eb2cc80461d2f8557c1cbe54"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G4YGLCMEFQVOPDHEGA275AIE7Z/bundle.json","state_url":"https://pith.science/pith/G4YGLCMEFQVOPDHEGA275AIE7Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G4YGLCMEFQVOPDHEGA275AIE7Z/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":"2026-07-01T08:28:49Z","links":{"resolver":"https://pith.science/pith/G4YGLCMEFQVOPDHEGA275AIE7Z","bundle":"https://pith.science/pith/G4YGLCMEFQVOPDHEGA275AIE7Z/bundle.json","state":"https://pith.science/pith/G4YGLCMEFQVOPDHEGA275AIE7Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G4YGLCMEFQVOPDHEGA275AIE7Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:G4YGLCMEFQVOPDHEGA275AIE7Z","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":"737dd376b665b282b42da51ee1cf32bec8a787b3b9c66f747c7c60f62f31ea51","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2014-05-27T19:48:12Z","title_canon_sha256":"eef984ae750506e0beb293e2a9cb79617866e198c777375591ccc358e4c8283f"},"schema_version":"1.0","source":{"id":"1405.7030","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.7030","created_at":"2026-05-18T01:43:05Z"},{"alias_kind":"arxiv_version","alias_value":"1405.7030v2","created_at":"2026-05-18T01:43:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.7030","created_at":"2026-05-18T01:43:05Z"},{"alias_kind":"pith_short_12","alias_value":"G4YGLCMEFQVO","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"G4YGLCMEFQVOPDHE","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"G4YGLCME","created_at":"2026-05-18T12:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:596888095e3263da6cfcb8c9c7dce7b2e82b9a07eb2cc80461d2f8557c1cbe54","target":"graph","created_at":"2026-05-18T01:43:05Z","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 develop a quantum model for non-equilibrium Bose-Einstein condensation of photons and polaritons in planar microcavity devices. The model builds upon laser theory and includes the spatial dynamics of the cavity field, a saturation mechanism and some frequency-dependence of the gain: quantum Langevin equations are written for a cavity field coupled to a continuous distribution of externally pumped two-level emitters with a well-defined frequency. As a an example of application, the method is used to study the linearised quantum fluctuations around a steady-state condensed state. In the good-","authors_text":"Alessio Chiocchetta, Iacopo Carusotto","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2014-05-27T19:48:12Z","title":"A quantum Langevin model for non-equilibrium condensation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.7030","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":"sha256:8faec230b8bf9fba90d5af6c32e871db82a8932bd47a2a323acb5060a3c41685","target":"record","created_at":"2026-05-18T01:43:05Z","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":"737dd376b665b282b42da51ee1cf32bec8a787b3b9c66f747c7c60f62f31ea51","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2014-05-27T19:48:12Z","title_canon_sha256":"eef984ae750506e0beb293e2a9cb79617866e198c777375591ccc358e4c8283f"},"schema_version":"1.0","source":{"id":"1405.7030","kind":"arxiv","version":2}},"canonical_sha256":"37306589842c2ae78ce43035fe8104fe6bfeb7a8890e930a1ee5a355834275e4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"37306589842c2ae78ce43035fe8104fe6bfeb7a8890e930a1ee5a355834275e4","first_computed_at":"2026-05-18T01:43:05.664545Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:05.664545Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bLhM5S1tPOjcwXc/nGMuc9gfgUUMCetXD0bbe6wWYxVu/WTlmJVI6jbOd2euRgPcs4YfDjM2pG77YNUcsQZMAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:05.665090Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.7030","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8faec230b8bf9fba90d5af6c32e871db82a8932bd47a2a323acb5060a3c41685","sha256:596888095e3263da6cfcb8c9c7dce7b2e82b9a07eb2cc80461d2f8557c1cbe54"],"state_sha256":"5a714471af1ec55ae14df845ef9ab62b00be9b7468797c5dcd34ca539c685b6f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6WhUYR/aon3gkSgG66Ius7NuwCdBmqQ4piGbcfKbdL7aqMB6xyZyYL+wrlEeNVgo8Csv0Sk1nkxScyCH0SprBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-01T08:28:49.582006Z","bundle_sha256":"5aee972689c92e4cccd1d2e86f7df97ceab642958aa0200ff1370574e06a9525"}}