{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:WQ4J4WJ3NAUZAQRHNEBLYQTLS4","short_pith_number":"pith:WQ4J4WJ3","canonical_record":{"source":{"id":"1109.2453","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-09-12T13:09:50Z","cross_cats_sorted":[],"title_canon_sha256":"a0cae87ebe131ed55dc7fd2b8709f9e37e9aa7f0b0fee3b505ca90f81860f8d3","abstract_canon_sha256":"49b6e1d53a96f253c0692b38b9f0f8131af890ca7c1e3dcd8250a9743ed746ee"},"schema_version":"1.0"},"canonical_sha256":"b4389e593b68299042276902bc426b971339f2507e81e530e63508083c788e93","source":{"kind":"arxiv","id":"1109.2453","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.2453","created_at":"2026-05-18T03:25:59Z"},{"alias_kind":"arxiv_version","alias_value":"1109.2453v2","created_at":"2026-05-18T03:25:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.2453","created_at":"2026-05-18T03:25:59Z"},{"alias_kind":"pith_short_12","alias_value":"WQ4J4WJ3NAUZ","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_16","alias_value":"WQ4J4WJ3NAUZAQRH","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_8","alias_value":"WQ4J4WJ3","created_at":"2026-05-18T12:26:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:WQ4J4WJ3NAUZAQRHNEBLYQTLS4","target":"record","payload":{"canonical_record":{"source":{"id":"1109.2453","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-09-12T13:09:50Z","cross_cats_sorted":[],"title_canon_sha256":"a0cae87ebe131ed55dc7fd2b8709f9e37e9aa7f0b0fee3b505ca90f81860f8d3","abstract_canon_sha256":"49b6e1d53a96f253c0692b38b9f0f8131af890ca7c1e3dcd8250a9743ed746ee"},"schema_version":"1.0"},"canonical_sha256":"b4389e593b68299042276902bc426b971339f2507e81e530e63508083c788e93","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:25:59.702143Z","signature_b64":"iSsofQcn1YtKSEV3ttmsH04F4LC3u9O6/F2I/+I82Wx/HZA+IJuVnWosEFTeB2LEWeGZyxHQ80Kc4Q1o8GQBCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b4389e593b68299042276902bc426b971339f2507e81e530e63508083c788e93","last_reissued_at":"2026-05-18T03:25:59.701434Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:25:59.701434Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1109.2453","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":"2026-05-18T03:25:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TIqzmuGHUHoEYS1Zxl0UO3+8XSDZcMQI8t35t/aVL9AH0Z0bg1ra3iVIxE/5uQ74MpNmfzvt+8KefgUInTnoCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T21:00:04.991773Z"},"content_sha256":"931c9134a01eeefb3b2a889937fd0d8e57ede50ef9c0a7bd27a7db64c41a3086","schema_version":"1.0","event_id":"sha256:931c9134a01eeefb3b2a889937fd0d8e57ede50ef9c0a7bd27a7db64c41a3086"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:WQ4J4WJ3NAUZAQRHNEBLYQTLS4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Density of states deduced from ESR measurements on low-dimensional nanostructures; benchmarks to identify the ESR signals of graphene and SWCNTs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Bal\\'azs D\\'ora, Ferenc Simon, G\\'abor F\\'abi\\'an, J\\'anos Koltai, Jen\\H{o} K\\\"urti, L\\'aszl\\'o Forr\\'o, Norbert M. Nemes, P\\'eter Szirmai, Viktor Z\\'olyomi","submitted_at":"2011-09-12T13:09:50Z","abstract_excerpt":"Electron spin resonance (ESR) spectroscopy is an important tool to characterize the ground state of conduction electrons and to measure their spin-relaxation times. Observing ESR of the itinerant electrons is thus of great importance in graphene and in single-wall carbon nanotubes (SWCNTs). Often, the identification of CESR signal is based on two facts: the apparent asymmetry of the ESR signal (known as a Dysonian lineshape) and on the temperature independence of the ESR signal intensity. We argue that these are insufficient as benchmarks and instead the ESR signal intensity (when calibrated a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.2453","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":"2026-05-18T03:25:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r58S9BtU8sLr9A/U/iWgB6dmFPG3vRaR6JzSZYt/Ykqb633dqgPmnf9BZ1BckH9oc/ICeXo6nVjjHfScj6/3Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T21:00:04.992142Z"},"content_sha256":"0bb4b01586cfa532202499c4354a1e966753eb294e4c6315bb6d887a5f692b30","schema_version":"1.0","event_id":"sha256:0bb4b01586cfa532202499c4354a1e966753eb294e4c6315bb6d887a5f692b30"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WQ4J4WJ3NAUZAQRHNEBLYQTLS4/bundle.json","state_url":"https://pith.science/pith/WQ4J4WJ3NAUZAQRHNEBLYQTLS4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WQ4J4WJ3NAUZAQRHNEBLYQTLS4/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":"2026-05-26T21:00:04Z","links":{"resolver":"https://pith.science/pith/WQ4J4WJ3NAUZAQRHNEBLYQTLS4","bundle":"https://pith.science/pith/WQ4J4WJ3NAUZAQRHNEBLYQTLS4/bundle.json","state":"https://pith.science/pith/WQ4J4WJ3NAUZAQRHNEBLYQTLS4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WQ4J4WJ3NAUZAQRHNEBLYQTLS4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:WQ4J4WJ3NAUZAQRHNEBLYQTLS4","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":"49b6e1d53a96f253c0692b38b9f0f8131af890ca7c1e3dcd8250a9743ed746ee","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-09-12T13:09:50Z","title_canon_sha256":"a0cae87ebe131ed55dc7fd2b8709f9e37e9aa7f0b0fee3b505ca90f81860f8d3"},"schema_version":"1.0","source":{"id":"1109.2453","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.2453","created_at":"2026-05-18T03:25:59Z"},{"alias_kind":"arxiv_version","alias_value":"1109.2453v2","created_at":"2026-05-18T03:25:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.2453","created_at":"2026-05-18T03:25:59Z"},{"alias_kind":"pith_short_12","alias_value":"WQ4J4WJ3NAUZ","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_16","alias_value":"WQ4J4WJ3NAUZAQRH","created_at":"2026-05-18T12:26:44Z"},{"alias_kind":"pith_short_8","alias_value":"WQ4J4WJ3","created_at":"2026-05-18T12:26:44Z"}],"graph_snapshots":[{"event_id":"sha256:0bb4b01586cfa532202499c4354a1e966753eb294e4c6315bb6d887a5f692b30","target":"graph","created_at":"2026-05-18T03:25:59Z","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":"Electron spin resonance (ESR) spectroscopy is an important tool to characterize the ground state of conduction electrons and to measure their spin-relaxation times. Observing ESR of the itinerant electrons is thus of great importance in graphene and in single-wall carbon nanotubes (SWCNTs). Often, the identification of CESR signal is based on two facts: the apparent asymmetry of the ESR signal (known as a Dysonian lineshape) and on the temperature independence of the ESR signal intensity. We argue that these are insufficient as benchmarks and instead the ESR signal intensity (when calibrated a","authors_text":"Bal\\'azs D\\'ora, Ferenc Simon, G\\'abor F\\'abi\\'an, J\\'anos Koltai, Jen\\H{o} K\\\"urti, L\\'aszl\\'o Forr\\'o, Norbert M. Nemes, P\\'eter Szirmai, Viktor Z\\'olyomi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-09-12T13:09:50Z","title":"Density of states deduced from ESR measurements on low-dimensional nanostructures; benchmarks to identify the ESR signals of graphene and SWCNTs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.2453","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":"sha256:931c9134a01eeefb3b2a889937fd0d8e57ede50ef9c0a7bd27a7db64c41a3086","target":"record","created_at":"2026-05-18T03:25:59Z","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":"49b6e1d53a96f253c0692b38b9f0f8131af890ca7c1e3dcd8250a9743ed746ee","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-09-12T13:09:50Z","title_canon_sha256":"a0cae87ebe131ed55dc7fd2b8709f9e37e9aa7f0b0fee3b505ca90f81860f8d3"},"schema_version":"1.0","source":{"id":"1109.2453","kind":"arxiv","version":2}},"canonical_sha256":"b4389e593b68299042276902bc426b971339f2507e81e530e63508083c788e93","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b4389e593b68299042276902bc426b971339f2507e81e530e63508083c788e93","first_computed_at":"2026-05-18T03:25:59.701434Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:25:59.701434Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iSsofQcn1YtKSEV3ttmsH04F4LC3u9O6/F2I/+I82Wx/HZA+IJuVnWosEFTeB2LEWeGZyxHQ80Kc4Q1o8GQBCg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:25:59.702143Z","signed_message":"canonical_sha256_bytes"},"source_id":"1109.2453","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:931c9134a01eeefb3b2a889937fd0d8e57ede50ef9c0a7bd27a7db64c41a3086","sha256:0bb4b01586cfa532202499c4354a1e966753eb294e4c6315bb6d887a5f692b30"],"state_sha256":"0305a898828265a7609eb2441073b7cc88f3da98f1d318892a8fc747d7c78e42"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"owUSi4TCRPd1smwSIrNmEtauCj92AwORLHnAKEnllJvVjw8ngh5Zif48+XMiZmIa1tgJEISyBxRxQCsOI8r5Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T21:00:04.994782Z","bundle_sha256":"a7f77e826c9cc4efd79926663e8a15deadaa4d1f6d1e623343d3fa7d5f57d96e"}}