{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:UJVFBYVMGN3RIH2CO2U2I3GVMC","short_pith_number":"pith:UJVFBYVM","canonical_record":{"source":{"id":"1104.2551","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-04-13T17:04:09Z","cross_cats_sorted":[],"title_canon_sha256":"f3cf39ab2e1863bb87fcb9a1511af4d5c213e98ccfabcf13c30b2554997335c8","abstract_canon_sha256":"b07fc1322efbc5b142834bc810ccae1e722595dac343d0e8a9211d69047c5a1c"},"schema_version":"1.0"},"canonical_sha256":"a26a50e2ac3377141f4276a9a46cd56097e37da0fc83c266892b95db9e139a5c","source":{"kind":"arxiv","id":"1104.2551","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1104.2551","created_at":"2026-05-18T02:22:09Z"},{"alias_kind":"arxiv_version","alias_value":"1104.2551v1","created_at":"2026-05-18T02:22:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.2551","created_at":"2026-05-18T02:22:09Z"},{"alias_kind":"pith_short_12","alias_value":"UJVFBYVMGN3R","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_16","alias_value":"UJVFBYVMGN3RIH2C","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_8","alias_value":"UJVFBYVM","created_at":"2026-05-18T12:26:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:UJVFBYVMGN3RIH2CO2U2I3GVMC","target":"record","payload":{"canonical_record":{"source":{"id":"1104.2551","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-04-13T17:04:09Z","cross_cats_sorted":[],"title_canon_sha256":"f3cf39ab2e1863bb87fcb9a1511af4d5c213e98ccfabcf13c30b2554997335c8","abstract_canon_sha256":"b07fc1322efbc5b142834bc810ccae1e722595dac343d0e8a9211d69047c5a1c"},"schema_version":"1.0"},"canonical_sha256":"a26a50e2ac3377141f4276a9a46cd56097e37da0fc83c266892b95db9e139a5c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:22:09.320965Z","signature_b64":"6gPxPFKlY0/YYrEhGUf22kjpjZVGtiWjOknsP17uONUw1ly0l9C58KllpSwcMjqoUfprn1fIt7hdjxjmWoOdBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a26a50e2ac3377141f4276a9a46cd56097e37da0fc83c266892b95db9e139a5c","last_reissued_at":"2026-05-18T02:22:09.320515Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:22:09.320515Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1104.2551","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":"2026-05-18T02:22:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vNEDrfJxHtYBdaSHiSmp4KHTj2rsJp9SkLRxkT0x2+8pEFpanK+jJc58O4cINMkrxsXs2m5hMwZGMwRqcsbpBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T04:28:59.989068Z"},"content_sha256":"2034ea9033c01df31f8b63f367ccea9425dbddd1c0a984da76aacd0f1396bf75","schema_version":"1.0","event_id":"sha256:2034ea9033c01df31f8b63f367ccea9425dbddd1c0a984da76aacd0f1396bf75"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:UJVFBYVMGN3RIH2CO2U2I3GVMC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Making ARPES Measurements on Corrugated Monolayer Crystals: Suspended Exfoliated Single-Crystal Graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alberto Morgante, Andrea Locatelli, Dean Cvetko, Kevin R. Knox, Mehmet B. Yilmaz, Miguel Angel Nino, Philip Kim, Richard M. Osgood Jr, Tevfik Onur Mentes","submitted_at":"2011-04-13T17:04:09Z","abstract_excerpt":"Free-standing exfoliated monolayer graphene is an ultra-thin flexible membrane, which exhibits out of plane deformation or corrugation. In this paper, a technique is described to measure the band structure of such free-standing graphene by angle-resolved photoemission. Our results show that photoelectron coherence is limited by the crystal corrugation. However, by combining surface morphology measurements of the graphene roughness with angle-resolved photoemission, energy dependent quasiparticle lifetime and bandstructure measurements can be extracted. Our measurements rely on our development "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.2551","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":"2026-05-18T02:22:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RIS7PnT5mcidTB4ztR0GeVbvtfegonahJR0AhSy4LfgAmMtHQwozzqRY3aQHTUFByJ+MrW2x5NtVmZ8hSh8/Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T04:28:59.989777Z"},"content_sha256":"de06b469ccab0d7382216e81b191201c9ee463e7074f8d6ac745f99b7f657bf7","schema_version":"1.0","event_id":"sha256:de06b469ccab0d7382216e81b191201c9ee463e7074f8d6ac745f99b7f657bf7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UJVFBYVMGN3RIH2CO2U2I3GVMC/bundle.json","state_url":"https://pith.science/pith/UJVFBYVMGN3RIH2CO2U2I3GVMC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UJVFBYVMGN3RIH2CO2U2I3GVMC/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":"2026-05-26T04:28:59Z","links":{"resolver":"https://pith.science/pith/UJVFBYVMGN3RIH2CO2U2I3GVMC","bundle":"https://pith.science/pith/UJVFBYVMGN3RIH2CO2U2I3GVMC/bundle.json","state":"https://pith.science/pith/UJVFBYVMGN3RIH2CO2U2I3GVMC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UJVFBYVMGN3RIH2CO2U2I3GVMC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:UJVFBYVMGN3RIH2CO2U2I3GVMC","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":"b07fc1322efbc5b142834bc810ccae1e722595dac343d0e8a9211d69047c5a1c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-04-13T17:04:09Z","title_canon_sha256":"f3cf39ab2e1863bb87fcb9a1511af4d5c213e98ccfabcf13c30b2554997335c8"},"schema_version":"1.0","source":{"id":"1104.2551","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1104.2551","created_at":"2026-05-18T02:22:09Z"},{"alias_kind":"arxiv_version","alias_value":"1104.2551v1","created_at":"2026-05-18T02:22:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.2551","created_at":"2026-05-18T02:22:09Z"},{"alias_kind":"pith_short_12","alias_value":"UJVFBYVMGN3R","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_16","alias_value":"UJVFBYVMGN3RIH2C","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_8","alias_value":"UJVFBYVM","created_at":"2026-05-18T12:26:42Z"}],"graph_snapshots":[{"event_id":"sha256:de06b469ccab0d7382216e81b191201c9ee463e7074f8d6ac745f99b7f657bf7","target":"graph","created_at":"2026-05-18T02:22:09Z","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":"Free-standing exfoliated monolayer graphene is an ultra-thin flexible membrane, which exhibits out of plane deformation or corrugation. In this paper, a technique is described to measure the band structure of such free-standing graphene by angle-resolved photoemission. Our results show that photoelectron coherence is limited by the crystal corrugation. However, by combining surface morphology measurements of the graphene roughness with angle-resolved photoemission, energy dependent quasiparticle lifetime and bandstructure measurements can be extracted. Our measurements rely on our development ","authors_text":"Alberto Morgante, Andrea Locatelli, Dean Cvetko, Kevin R. Knox, Mehmet B. Yilmaz, Miguel Angel Nino, Philip Kim, Richard M. Osgood Jr, Tevfik Onur Mentes","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-04-13T17:04:09Z","title":"Making ARPES Measurements on Corrugated Monolayer Crystals: Suspended Exfoliated Single-Crystal Graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.2551","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":"sha256:2034ea9033c01df31f8b63f367ccea9425dbddd1c0a984da76aacd0f1396bf75","target":"record","created_at":"2026-05-18T02:22:09Z","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":"b07fc1322efbc5b142834bc810ccae1e722595dac343d0e8a9211d69047c5a1c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-04-13T17:04:09Z","title_canon_sha256":"f3cf39ab2e1863bb87fcb9a1511af4d5c213e98ccfabcf13c30b2554997335c8"},"schema_version":"1.0","source":{"id":"1104.2551","kind":"arxiv","version":1}},"canonical_sha256":"a26a50e2ac3377141f4276a9a46cd56097e37da0fc83c266892b95db9e139a5c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a26a50e2ac3377141f4276a9a46cd56097e37da0fc83c266892b95db9e139a5c","first_computed_at":"2026-05-18T02:22:09.320515Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:22:09.320515Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6gPxPFKlY0/YYrEhGUf22kjpjZVGtiWjOknsP17uONUw1ly0l9C58KllpSwcMjqoUfprn1fIt7hdjxjmWoOdBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:22:09.320965Z","signed_message":"canonical_sha256_bytes"},"source_id":"1104.2551","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2034ea9033c01df31f8b63f367ccea9425dbddd1c0a984da76aacd0f1396bf75","sha256:de06b469ccab0d7382216e81b191201c9ee463e7074f8d6ac745f99b7f657bf7"],"state_sha256":"c4617b5c6c98be90e1ecace223115d940bf25c0f0df6d49b622ad915db16ff9a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9qe0cPQjmOn0SfubVTeZCX/zCsCTaPVcLsXF08i3bS8NkUVWaowYhmN6377bA7gdXuRz4hPtp8NnWXHIVa8FBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T04:28:59.993751Z","bundle_sha256":"7cc184b8205fe5c21eeba88076ebdc7ff6cfdca324cbea89011f80268e8aad12"}}