{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:33IBMGXCUWAR26ONGUK4C3TX6G","short_pith_number":"pith:33IBMGXC","canonical_record":{"source":{"id":"1605.04891","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-05-16T19:56:07Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"d10e8393c27473a42e3c448fffb98ebd6f8c775935b14d35a202452f023f34e1","abstract_canon_sha256":"27ffd397e89a70f2770fbe35ab68fdae91bcf3b28fae95442356933a93d162fb"},"schema_version":"1.0"},"canonical_sha256":"ded0161ae2a5811d79cd3515c16e77f1a4e347bad46c76993351504b7a806dc7","source":{"kind":"arxiv","id":"1605.04891","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.04891","created_at":"2026-05-18T01:14:46Z"},{"alias_kind":"arxiv_version","alias_value":"1605.04891v1","created_at":"2026-05-18T01:14:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.04891","created_at":"2026-05-18T01:14:46Z"},{"alias_kind":"pith_short_12","alias_value":"33IBMGXCUWAR","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"33IBMGXCUWAR26ON","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"33IBMGXC","created_at":"2026-05-18T12:29:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:33IBMGXCUWAR26ONGUK4C3TX6G","target":"record","payload":{"canonical_record":{"source":{"id":"1605.04891","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-05-16T19:56:07Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"d10e8393c27473a42e3c448fffb98ebd6f8c775935b14d35a202452f023f34e1","abstract_canon_sha256":"27ffd397e89a70f2770fbe35ab68fdae91bcf3b28fae95442356933a93d162fb"},"schema_version":"1.0"},"canonical_sha256":"ded0161ae2a5811d79cd3515c16e77f1a4e347bad46c76993351504b7a806dc7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:14:46.071029Z","signature_b64":"wve25CLAMfgkDQmosaWzwtPbMfkkQrEFIUZO4N7YiAde5VZiQrojO04Rl+Efr9CW0K0kC5sl6r2L/y7ycpr5DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ded0161ae2a5811d79cd3515c16e77f1a4e347bad46c76993351504b7a806dc7","last_reissued_at":"2026-05-18T01:14:46.070251Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:14:46.070251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.04891","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":"2026-05-18T01:14:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SECvZEa1R807Xz8HkPJLD7FZJfSwEKdx6B2vhH8NxxdeQOWSjSGeMKNPapLLg2VdPe3L87Wag/bOWb4a/FSyDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T13:46:58.895955Z"},"content_sha256":"a6fee26e6f5b022edd6e9eeb511d3c1704fe150bda9cd2e5fc73d912b84ea0df","schema_version":"1.0","event_id":"sha256:a6fee26e6f5b022edd6e9eeb511d3c1704fe150bda9cd2e5fc73d912b84ea0df"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:33IBMGXCUWAR26ONGUK4C3TX6G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Microcavity design for low threshold polariton condensation with ultrashort optical pulse excitation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Amo, A. Lema\\^itre, C. Poellmann, E. Galopin, J. Bloch, J.-M. M\\'enard, R. Huber, U. Leierseder","submitted_at":"2016-05-16T19:56:07Z","abstract_excerpt":"We present a microcavity structure with a shifted photonic stop-band to enable efficient non-resonant injection of a polariton condensate with spectrally broad femtosecond pulses. The concept is demonstrated theoretically and confirmed experimentally for a planar GaAs/AlGaAs multilayer heterostructure pumped with ultrashort near-infrared pulses while photoluminescence is collected to monitor the optically injected polariton density. As the excitation wavelength is scanned, a regime of polariton condensation can be reached in our structure at a consistently lower fluence threshold than in a sta"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.04891","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":"2026-05-18T01:14:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LNBYaEJKeBNmwEDlX/Tx+7S2G++XvhgEbai8m+ByLJ/DCZw7Zrys0kvm20OfvgJNFiKWqPKvqF59xQ9qUjSKAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T13:46:58.896377Z"},"content_sha256":"c78247ed4d30b249082008cb5d8a2caed313d57c9afa16f32be4cb2469309b28","schema_version":"1.0","event_id":"sha256:c78247ed4d30b249082008cb5d8a2caed313d57c9afa16f32be4cb2469309b28"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/33IBMGXCUWAR26ONGUK4C3TX6G/bundle.json","state_url":"https://pith.science/pith/33IBMGXCUWAR26ONGUK4C3TX6G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/33IBMGXCUWAR26ONGUK4C3TX6G/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":"2026-05-25T13:46:58Z","links":{"resolver":"https://pith.science/pith/33IBMGXCUWAR26ONGUK4C3TX6G","bundle":"https://pith.science/pith/33IBMGXCUWAR26ONGUK4C3TX6G/bundle.json","state":"https://pith.science/pith/33IBMGXCUWAR26ONGUK4C3TX6G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/33IBMGXCUWAR26ONGUK4C3TX6G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:33IBMGXCUWAR26ONGUK4C3TX6G","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":"27ffd397e89a70f2770fbe35ab68fdae91bcf3b28fae95442356933a93d162fb","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-05-16T19:56:07Z","title_canon_sha256":"d10e8393c27473a42e3c448fffb98ebd6f8c775935b14d35a202452f023f34e1"},"schema_version":"1.0","source":{"id":"1605.04891","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.04891","created_at":"2026-05-18T01:14:46Z"},{"alias_kind":"arxiv_version","alias_value":"1605.04891v1","created_at":"2026-05-18T01:14:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.04891","created_at":"2026-05-18T01:14:46Z"},{"alias_kind":"pith_short_12","alias_value":"33IBMGXCUWAR","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"33IBMGXCUWAR26ON","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"33IBMGXC","created_at":"2026-05-18T12:29:55Z"}],"graph_snapshots":[{"event_id":"sha256:c78247ed4d30b249082008cb5d8a2caed313d57c9afa16f32be4cb2469309b28","target":"graph","created_at":"2026-05-18T01:14:46Z","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 present a microcavity structure with a shifted photonic stop-band to enable efficient non-resonant injection of a polariton condensate with spectrally broad femtosecond pulses. The concept is demonstrated theoretically and confirmed experimentally for a planar GaAs/AlGaAs multilayer heterostructure pumped with ultrashort near-infrared pulses while photoluminescence is collected to monitor the optically injected polariton density. As the excitation wavelength is scanned, a regime of polariton condensation can be reached in our structure at a consistently lower fluence threshold than in a sta","authors_text":"A. Amo, A. Lema\\^itre, C. Poellmann, E. Galopin, J. Bloch, J.-M. M\\'enard, R. Huber, U. Leierseder","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-05-16T19:56:07Z","title":"Microcavity design for low threshold polariton condensation with ultrashort optical pulse excitation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.04891","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:a6fee26e6f5b022edd6e9eeb511d3c1704fe150bda9cd2e5fc73d912b84ea0df","target":"record","created_at":"2026-05-18T01:14:46Z","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":"27ffd397e89a70f2770fbe35ab68fdae91bcf3b28fae95442356933a93d162fb","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-05-16T19:56:07Z","title_canon_sha256":"d10e8393c27473a42e3c448fffb98ebd6f8c775935b14d35a202452f023f34e1"},"schema_version":"1.0","source":{"id":"1605.04891","kind":"arxiv","version":1}},"canonical_sha256":"ded0161ae2a5811d79cd3515c16e77f1a4e347bad46c76993351504b7a806dc7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ded0161ae2a5811d79cd3515c16e77f1a4e347bad46c76993351504b7a806dc7","first_computed_at":"2026-05-18T01:14:46.070251Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:14:46.070251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wve25CLAMfgkDQmosaWzwtPbMfkkQrEFIUZO4N7YiAde5VZiQrojO04Rl+Efr9CW0K0kC5sl6r2L/y7ycpr5DA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:14:46.071029Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.04891","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a6fee26e6f5b022edd6e9eeb511d3c1704fe150bda9cd2e5fc73d912b84ea0df","sha256:c78247ed4d30b249082008cb5d8a2caed313d57c9afa16f32be4cb2469309b28"],"state_sha256":"6d4d7a8d1aa7538ff322ea2063d26d92e9e209703cc8b94a450f161bf370d054"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sguCIbGOcg8s45G26/ZZlrdg1z62y5VHVaG2b3DdkWVCz2UaKryGz9rG5kLdNTEhGj5dZUIH6JjBaKlEwsWSAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T13:46:58.905208Z","bundle_sha256":"15f7120749642210b72a01ae8e7bef0474eea4a181b1ae2a60b32bf09e27c91b"}}