{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:PLHIYAYV65DNCCIS54INRTGJ4L","short_pith_number":"pith:PLHIYAYV","canonical_record":{"source":{"id":"2405.01075","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-05-02T08:10:26Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"5e39f62d565798123be25f2547a2b3a989adbc012c216a148e2c00196659e681","abstract_canon_sha256":"a891ac808677332800fb41e5d63040acf9e7a81c42a360b0c09ed5f0715c62d5"},"schema_version":"1.0"},"canonical_sha256":"7ace8c0315f746d10912ef10d8ccc9e2fc10a15a40a18158bdb697d1d14efd59","source":{"kind":"arxiv","id":"2405.01075","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.01075","created_at":"2026-07-05T10:40:57Z"},{"alias_kind":"arxiv_version","alias_value":"2405.01075v2","created_at":"2026-07-05T10:40:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.01075","created_at":"2026-07-05T10:40:57Z"},{"alias_kind":"pith_short_12","alias_value":"PLHIYAYV65DN","created_at":"2026-07-05T10:40:57Z"},{"alias_kind":"pith_short_16","alias_value":"PLHIYAYV65DNCCIS","created_at":"2026-07-05T10:40:57Z"},{"alias_kind":"pith_short_8","alias_value":"PLHIYAYV","created_at":"2026-07-05T10:40:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:PLHIYAYV65DNCCIS54INRTGJ4L","target":"record","payload":{"canonical_record":{"source":{"id":"2405.01075","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-05-02T08:10:26Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"5e39f62d565798123be25f2547a2b3a989adbc012c216a148e2c00196659e681","abstract_canon_sha256":"a891ac808677332800fb41e5d63040acf9e7a81c42a360b0c09ed5f0715c62d5"},"schema_version":"1.0"},"canonical_sha256":"7ace8c0315f746d10912ef10d8ccc9e2fc10a15a40a18158bdb697d1d14efd59","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:40:57.924839Z","signature_b64":"3lVV7dxy2ejSrhoi2Bj7S635YNzJHqUIfT3qdYs1/PKl/X5jfEBMve6jzlORRo96pFODGNerZBmbzkkDhgB0Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7ace8c0315f746d10912ef10d8ccc9e2fc10a15a40a18158bdb697d1d14efd59","last_reissued_at":"2026-07-05T10:40:57.924366Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:40:57.924366Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2405.01075","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":"2026-07-05T10:40:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vAqlGLQvfOotaW+1PVlZodQxtQgkyowH/Ij3C6mXKiuZGmILH+VDXxNn+j0AZCu7RHSe6O9tS6eIyp9+OMf5BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T18:03:57.260488Z"},"content_sha256":"39fdc3ba9869d61ca7865637e4f818b89f59b40bf9e8ba0918826e36b9ce81af","schema_version":"1.0","event_id":"sha256:39fdc3ba9869d61ca7865637e4f818b89f59b40bf9e8ba0918826e36b9ce81af"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:PLHIYAYV65DNCCIS54INRTGJ4L","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Non-equilibrium carrier dynamics and band structure of graphene on 2D tin","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Biao Yang, Camilla Coletti, Ignacio Piquero-Zulaica, Isabella Gierz, Johannes Gradl, Johannes V. Barth, Leonard Weigl, Maria-Elisabeth Federl, Neeraj Mishra, Niklas Hofmann, Niklas Witt, Tim O. Wehling","submitted_at":"2024-05-02T08:10:26Z","abstract_excerpt":"Intercalation of epitaxial graphene on SiC(0001) with Sn results in a well-ordered Sn $(1\\times1)$ structure on the SiC surface with quasi-freestanding graphene on top. While the electronic properties of the individual layers have been studied in the past, emerging phenomena arising from possible inter-layer interactions between the 2D\\,Sn layer and graphene remain unexplored. We use time- and angle-resolved photoemission spectroscopy to reveal a surprisingly short-lived non-equilibrium carrier distribution inside the Dirac cone of Sn-intercalated graphene. Further, we find that the graphene $"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.01075","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2405.01075/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":"2026-07-05T10:40:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+h7h3qOjB7ZjcJ9R/uwVDDDC0bCH5s9GMeJHjbPtGz8t8qmDa/m6/spSns9fB8kVyJ4+p/pHmOFR+Vp2JwhcDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T18:03:57.261375Z"},"content_sha256":"6130a422c2534558c03587ce47fcd32ca524dfe9716389bb07e4ecd6fab402fe","schema_version":"1.0","event_id":"sha256:6130a422c2534558c03587ce47fcd32ca524dfe9716389bb07e4ecd6fab402fe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PLHIYAYV65DNCCIS54INRTGJ4L/bundle.json","state_url":"https://pith.science/pith/PLHIYAYV65DNCCIS54INRTGJ4L/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PLHIYAYV65DNCCIS54INRTGJ4L/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":"2026-08-16T18:03:57Z","links":{"resolver":"https://pith.science/pith/PLHIYAYV65DNCCIS54INRTGJ4L","bundle":"https://pith.science/pith/PLHIYAYV65DNCCIS54INRTGJ4L/bundle.json","state":"https://pith.science/pith/PLHIYAYV65DNCCIS54INRTGJ4L/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PLHIYAYV65DNCCIS54INRTGJ4L/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:PLHIYAYV65DNCCIS54INRTGJ4L","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":"a891ac808677332800fb41e5d63040acf9e7a81c42a360b0c09ed5f0715c62d5","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-05-02T08:10:26Z","title_canon_sha256":"5e39f62d565798123be25f2547a2b3a989adbc012c216a148e2c00196659e681"},"schema_version":"1.0","source":{"id":"2405.01075","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.01075","created_at":"2026-07-05T10:40:57Z"},{"alias_kind":"arxiv_version","alias_value":"2405.01075v2","created_at":"2026-07-05T10:40:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.01075","created_at":"2026-07-05T10:40:57Z"},{"alias_kind":"pith_short_12","alias_value":"PLHIYAYV65DN","created_at":"2026-07-05T10:40:57Z"},{"alias_kind":"pith_short_16","alias_value":"PLHIYAYV65DNCCIS","created_at":"2026-07-05T10:40:57Z"},{"alias_kind":"pith_short_8","alias_value":"PLHIYAYV","created_at":"2026-07-05T10:40:57Z"}],"graph_snapshots":[{"event_id":"sha256:6130a422c2534558c03587ce47fcd32ca524dfe9716389bb07e4ecd6fab402fe","target":"graph","created_at":"2026-07-05T10:40:57Z","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/2405.01075/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Intercalation of epitaxial graphene on SiC(0001) with Sn results in a well-ordered Sn $(1\\times1)$ structure on the SiC surface with quasi-freestanding graphene on top. While the electronic properties of the individual layers have been studied in the past, emerging phenomena arising from possible inter-layer interactions between the 2D\\,Sn layer and graphene remain unexplored. We use time- and angle-resolved photoemission spectroscopy to reveal a surprisingly short-lived non-equilibrium carrier distribution inside the Dirac cone of Sn-intercalated graphene. Further, we find that the graphene $","authors_text":"Biao Yang, Camilla Coletti, Ignacio Piquero-Zulaica, Isabella Gierz, Johannes Gradl, Johannes V. Barth, Leonard Weigl, Maria-Elisabeth Federl, Neeraj Mishra, Niklas Hofmann, Niklas Witt, Tim O. Wehling","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-05-02T08:10:26Z","title":"Non-equilibrium carrier dynamics and band structure of graphene on 2D tin"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.01075","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":"sha256:39fdc3ba9869d61ca7865637e4f818b89f59b40bf9e8ba0918826e36b9ce81af","target":"record","created_at":"2026-07-05T10:40:57Z","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":"a891ac808677332800fb41e5d63040acf9e7a81c42a360b0c09ed5f0715c62d5","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2024-05-02T08:10:26Z","title_canon_sha256":"5e39f62d565798123be25f2547a2b3a989adbc012c216a148e2c00196659e681"},"schema_version":"1.0","source":{"id":"2405.01075","kind":"arxiv","version":2}},"canonical_sha256":"7ace8c0315f746d10912ef10d8ccc9e2fc10a15a40a18158bdb697d1d14efd59","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7ace8c0315f746d10912ef10d8ccc9e2fc10a15a40a18158bdb697d1d14efd59","first_computed_at":"2026-07-05T10:40:57.924366Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:40:57.924366Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3lVV7dxy2ejSrhoi2Bj7S635YNzJHqUIfT3qdYs1/PKl/X5jfEBMve6jzlORRo96pFODGNerZBmbzkkDhgB0Bg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:40:57.924839Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.01075","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:39fdc3ba9869d61ca7865637e4f818b89f59b40bf9e8ba0918826e36b9ce81af","sha256:6130a422c2534558c03587ce47fcd32ca524dfe9716389bb07e4ecd6fab402fe"],"state_sha256":"d0c84425d394f69f9810760012296a92cd41f9004dca6dba1145fce608033feb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qTHyodKJSe+RV8UNEWEjOT0Y53l5D39MFEymMFfpKGS7iBeIEJ7kih7uCZj0og8sAss9LH5fWs7PCwNyuQnUAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T18:03:57.267728Z","bundle_sha256":"0d0384530887eda5ba7d3e68d6bbb788390f235f9e83ffa6face9be91700b929"}}