{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:XIC46VVSSDYPT4FYHSWX3LAAU4","short_pith_number":"pith:XIC46VVS","canonical_record":{"source":{"id":"2306.05351","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2023-06-08T16:56:09Z","cross_cats_sorted":[],"title_canon_sha256":"a80d9c12201bfe8a3152b04953ba51eab4c68aa60953a4749959a895004ccf93","abstract_canon_sha256":"b3689cbaadc46bb6e88f08cee6e76de4c606f7dd23dd9a8da1a9d337608a3166"},"schema_version":"1.0"},"canonical_sha256":"ba05cf56b290f0f9f0b83cad7dac00a73556406c083be3c7da9c7c358da75ca8","source":{"kind":"arxiv","id":"2306.05351","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2306.05351","created_at":"2026-07-05T06:18:55Z"},{"alias_kind":"arxiv_version","alias_value":"2306.05351v1","created_at":"2026-07-05T06:18:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2306.05351","created_at":"2026-07-05T06:18:55Z"},{"alias_kind":"pith_short_12","alias_value":"XIC46VVSSDYP","created_at":"2026-07-05T06:18:55Z"},{"alias_kind":"pith_short_16","alias_value":"XIC46VVSSDYPT4FY","created_at":"2026-07-05T06:18:55Z"},{"alias_kind":"pith_short_8","alias_value":"XIC46VVS","created_at":"2026-07-05T06:18:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:XIC46VVSSDYPT4FYHSWX3LAAU4","target":"record","payload":{"canonical_record":{"source":{"id":"2306.05351","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2023-06-08T16:56:09Z","cross_cats_sorted":[],"title_canon_sha256":"a80d9c12201bfe8a3152b04953ba51eab4c68aa60953a4749959a895004ccf93","abstract_canon_sha256":"b3689cbaadc46bb6e88f08cee6e76de4c606f7dd23dd9a8da1a9d337608a3166"},"schema_version":"1.0"},"canonical_sha256":"ba05cf56b290f0f9f0b83cad7dac00a73556406c083be3c7da9c7c358da75ca8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:18:55.879338Z","signature_b64":"QT1eZaq1zHwb7VRhZU9Yq2Fuuic0jbRKhXEjxegUipcebf9WO9QmVvx5wAx8uuxKin86Jn4zpGv6+796OvGkBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ba05cf56b290f0f9f0b83cad7dac00a73556406c083be3c7da9c7c358da75ca8","last_reissued_at":"2026-07-05T06:18:55.878916Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:18:55.878916Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2306.05351","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":"2026-07-05T06:18:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4SsoZjnT2QKlF/9kThYrm5Q5j4Juc3iWyKCGF80+521WMj9qWAH7AyL/WP3eYBS0z6M43HzzPnp/INH3ELujBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T05:09:09.039653Z"},"content_sha256":"55aa76ea220d91cd84c6ebbf72ecae7ac359ab4101b17238cf09ce53fdef30b0","schema_version":"1.0","event_id":"sha256:55aa76ea220d91cd84c6ebbf72ecae7ac359ab4101b17238cf09ce53fdef30b0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:XIC46VVSSDYPT4FYHSWX3LAAU4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electroluminescence of the graphene 2D semi-metal","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Pierret, A. Schmitt, B. Pla\\c{c}ais, C. Voisin, D. Mele, E. Baudin, G. F\\`eve, G. M\\'enard, J.J. Greffet, J.M. Berroir, J.P. Hugonin, K. Watanabe, L. Abou-Hamdan, M. Rosticher, M. Tharrault, P. Bouchon, P. Morfin, R. Bretel, S. Rossetti, T. Taniguchi, Y. De Wilde","submitted_at":"2023-06-08T16:56:09Z","abstract_excerpt":"Electroluminescence, a non-thermal radiative process, is ubiquitous in semi-conductors and insulators but fundamentally precluded in metals. We show here that this restriction can be circumvented in high-quality graphene. By investigating the radiative emission of semi-metallic graphene field-effect transistors over a broad spectral range, spanning the near- and mid-infrared, we demonstrate direct far-field electroluminescence from hBN-encapsulated graphene in the mid-infrared under large bias in ambient conditions. Through a series of test experiments ruling out its incandescence origin, we d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2306.05351","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2306.05351/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T06:18:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Dp/OncjevMghpyo1RPKsxnBO2gbdTxV2s7eSL59Qg10skVggR9fqs2w/IG9KYQd39m9/7gmzd0wwVD+OX+C2Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T05:09:09.040262Z"},"content_sha256":"dc0177962397409fa927cfbecc46a73ff88d3168b76cca1aef7c706dadc044d3","schema_version":"1.0","event_id":"sha256:dc0177962397409fa927cfbecc46a73ff88d3168b76cca1aef7c706dadc044d3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XIC46VVSSDYPT4FYHSWX3LAAU4/bundle.json","state_url":"https://pith.science/pith/XIC46VVSSDYPT4FYHSWX3LAAU4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XIC46VVSSDYPT4FYHSWX3LAAU4/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":"2026-07-07T05:09:09Z","links":{"resolver":"https://pith.science/pith/XIC46VVSSDYPT4FYHSWX3LAAU4","bundle":"https://pith.science/pith/XIC46VVSSDYPT4FYHSWX3LAAU4/bundle.json","state":"https://pith.science/pith/XIC46VVSSDYPT4FYHSWX3LAAU4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XIC46VVSSDYPT4FYHSWX3LAAU4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:XIC46VVSSDYPT4FYHSWX3LAAU4","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":"b3689cbaadc46bb6e88f08cee6e76de4c606f7dd23dd9a8da1a9d337608a3166","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2023-06-08T16:56:09Z","title_canon_sha256":"a80d9c12201bfe8a3152b04953ba51eab4c68aa60953a4749959a895004ccf93"},"schema_version":"1.0","source":{"id":"2306.05351","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2306.05351","created_at":"2026-07-05T06:18:55Z"},{"alias_kind":"arxiv_version","alias_value":"2306.05351v1","created_at":"2026-07-05T06:18:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2306.05351","created_at":"2026-07-05T06:18:55Z"},{"alias_kind":"pith_short_12","alias_value":"XIC46VVSSDYP","created_at":"2026-07-05T06:18:55Z"},{"alias_kind":"pith_short_16","alias_value":"XIC46VVSSDYPT4FY","created_at":"2026-07-05T06:18:55Z"},{"alias_kind":"pith_short_8","alias_value":"XIC46VVS","created_at":"2026-07-05T06:18:55Z"}],"graph_snapshots":[{"event_id":"sha256:dc0177962397409fa927cfbecc46a73ff88d3168b76cca1aef7c706dadc044d3","target":"graph","created_at":"2026-07-05T06:18:55Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2306.05351/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Electroluminescence, a non-thermal radiative process, is ubiquitous in semi-conductors and insulators but fundamentally precluded in metals. We show here that this restriction can be circumvented in high-quality graphene. By investigating the radiative emission of semi-metallic graphene field-effect transistors over a broad spectral range, spanning the near- and mid-infrared, we demonstrate direct far-field electroluminescence from hBN-encapsulated graphene in the mid-infrared under large bias in ambient conditions. Through a series of test experiments ruling out its incandescence origin, we d","authors_text":"A. Pierret, A. Schmitt, B. Pla\\c{c}ais, C. Voisin, D. Mele, E. Baudin, G. F\\`eve, G. M\\'enard, J.J. Greffet, J.M. Berroir, J.P. Hugonin, K. Watanabe, L. Abou-Hamdan, M. Rosticher, M. Tharrault, P. Bouchon, P. Morfin, R. Bretel, S. Rossetti, T. Taniguchi, Y. De Wilde","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2023-06-08T16:56:09Z","title":"Electroluminescence of the graphene 2D semi-metal"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2306.05351","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":"sha256:55aa76ea220d91cd84c6ebbf72ecae7ac359ab4101b17238cf09ce53fdef30b0","target":"record","created_at":"2026-07-05T06:18:55Z","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":"b3689cbaadc46bb6e88f08cee6e76de4c606f7dd23dd9a8da1a9d337608a3166","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2023-06-08T16:56:09Z","title_canon_sha256":"a80d9c12201bfe8a3152b04953ba51eab4c68aa60953a4749959a895004ccf93"},"schema_version":"1.0","source":{"id":"2306.05351","kind":"arxiv","version":1}},"canonical_sha256":"ba05cf56b290f0f9f0b83cad7dac00a73556406c083be3c7da9c7c358da75ca8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ba05cf56b290f0f9f0b83cad7dac00a73556406c083be3c7da9c7c358da75ca8","first_computed_at":"2026-07-05T06:18:55.878916Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:18:55.878916Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QT1eZaq1zHwb7VRhZU9Yq2Fuuic0jbRKhXEjxegUipcebf9WO9QmVvx5wAx8uuxKin86Jn4zpGv6+796OvGkBw==","signature_status":"signed_v1","signed_at":"2026-07-05T06:18:55.879338Z","signed_message":"canonical_sha256_bytes"},"source_id":"2306.05351","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:55aa76ea220d91cd84c6ebbf72ecae7ac359ab4101b17238cf09ce53fdef30b0","sha256:dc0177962397409fa927cfbecc46a73ff88d3168b76cca1aef7c706dadc044d3"],"state_sha256":"8831d5672c1e853c82bf5653c8fbf4bceda947e7b16e3e81024960e53366d0ae"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AJUtvIluNO7s+9G6tnsCzm7B9FggQ5Gqjcjtcsdfqrfwlzi+U3b3Ta612ODVkV1jJW/GKQyJ2F06umbxUArZBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T05:09:09.044152Z","bundle_sha256":"06ac1d88d3c9ea4ce2531a110a42d7119687fe8c67b574711fc5d5890e8e6d9a"}}