{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:7EGNRSACFLWXIX5NYXAE2IU6H2","short_pith_number":"pith:7EGNRSAC","canonical_record":{"source":{"id":"1301.0218","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-01-02T12:30:18Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"b4b72f4805f00fc4d343d5eaf6e55f9ed9c9118a6ee7e1a0c4b1bd06e67851f7","abstract_canon_sha256":"d76f4457a05d47c4088250bc77678afb82f31fefd947fe8debe087d696862f8f"},"schema_version":"1.0"},"canonical_sha256":"f90cd8c8022aed745fadc5c04d229e3ea0a7b93404e8f04a31ee765b3f52ff9b","source":{"kind":"arxiv","id":"1301.0218","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.0218","created_at":"2026-05-18T01:52:22Z"},{"alias_kind":"arxiv_version","alias_value":"1301.0218v1","created_at":"2026-05-18T01:52:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.0218","created_at":"2026-05-18T01:52:22Z"},{"alias_kind":"pith_short_12","alias_value":"7EGNRSACFLWX","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7EGNRSACFLWXIX5N","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7EGNRSAC","created_at":"2026-05-18T12:27:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:7EGNRSACFLWXIX5NYXAE2IU6H2","target":"record","payload":{"canonical_record":{"source":{"id":"1301.0218","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-01-02T12:30:18Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"b4b72f4805f00fc4d343d5eaf6e55f9ed9c9118a6ee7e1a0c4b1bd06e67851f7","abstract_canon_sha256":"d76f4457a05d47c4088250bc77678afb82f31fefd947fe8debe087d696862f8f"},"schema_version":"1.0"},"canonical_sha256":"f90cd8c8022aed745fadc5c04d229e3ea0a7b93404e8f04a31ee765b3f52ff9b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:22.283799Z","signature_b64":"H3LZgnlOJrm/Uy4lHJfUNSxjmeSbqou+H1znK7MajJa6E0BkBfP89J9StePM8lFtDRPfmdDGiDGu9YzsVVDfBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f90cd8c8022aed745fadc5c04d229e3ea0a7b93404e8f04a31ee765b3f52ff9b","last_reissued_at":"2026-05-18T01:52:22.283358Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:22.283358Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1301.0218","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":"2026-05-18T01:52:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MLac3pmp1FAuX05loiMBZNvkXcw9O5DaRamyZ8Ohshi3wBdy8g4S+RzxnOMOgQeJH2marl+YNiM6tskRFWeZBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T07:39:36.269272Z"},"content_sha256":"aec7ba05e6f0a0616bcc14da158bb020bad5bcdb5d92f50ac78042f13270eae3","schema_version":"1.0","event_id":"sha256:aec7ba05e6f0a0616bcc14da158bb020bad5bcdb5d92f50ac78042f13270eae3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:7EGNRSACFLWXIX5NYXAE2IU6H2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Single Defect Center Scanning Near-Field Optical Microscopy on Graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"F. Reinhard, J. Tisler, J. Wrachtrup, R. Kolesov, R. St\\\"ohr, T. Oeckinghaus","submitted_at":"2013-01-02T12:30:18Z","abstract_excerpt":"We demonstrate high resolution scanning fluorescence resonance energy transfer 10 microscopy between a single nitrogen-vacancy center as donor and graphene as acceptor. 11 Images with few nanometer resolution of single and multilayer graphene structures were 12 attained. An energy transfer efficiency of 30% at distances of 10nm between a single 13 defect and graphene was measured. Further the energy transfer distance dependence of 14 the nitrogen-vacancy center to graphene was measured to show the predicted d-4 15 dependence. Our studies pave the way towards a diamond defect center based versa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.0218","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":"2026-05-18T01:52:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H6a5rxRXLwUz++NEzoTo7S4YcelRsfzwb8EtiJu7FsreaEvgajcOjv0T3oDzxIU2bwMhWSPdpHgYmG7CNHl+Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T07:39:36.270012Z"},"content_sha256":"6ea2854b5e2eff60ed0b4ca7728f5bdd965c168c799cb9c7acaac2ed531fa3b8","schema_version":"1.0","event_id":"sha256:6ea2854b5e2eff60ed0b4ca7728f5bdd965c168c799cb9c7acaac2ed531fa3b8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7EGNRSACFLWXIX5NYXAE2IU6H2/bundle.json","state_url":"https://pith.science/pith/7EGNRSACFLWXIX5NYXAE2IU6H2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7EGNRSACFLWXIX5NYXAE2IU6H2/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":"2026-06-05T07:39:36Z","links":{"resolver":"https://pith.science/pith/7EGNRSACFLWXIX5NYXAE2IU6H2","bundle":"https://pith.science/pith/7EGNRSACFLWXIX5NYXAE2IU6H2/bundle.json","state":"https://pith.science/pith/7EGNRSACFLWXIX5NYXAE2IU6H2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7EGNRSACFLWXIX5NYXAE2IU6H2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:7EGNRSACFLWXIX5NYXAE2IU6H2","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":"d76f4457a05d47c4088250bc77678afb82f31fefd947fe8debe087d696862f8f","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-01-02T12:30:18Z","title_canon_sha256":"b4b72f4805f00fc4d343d5eaf6e55f9ed9c9118a6ee7e1a0c4b1bd06e67851f7"},"schema_version":"1.0","source":{"id":"1301.0218","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.0218","created_at":"2026-05-18T01:52:22Z"},{"alias_kind":"arxiv_version","alias_value":"1301.0218v1","created_at":"2026-05-18T01:52:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.0218","created_at":"2026-05-18T01:52:22Z"},{"alias_kind":"pith_short_12","alias_value":"7EGNRSACFLWX","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7EGNRSACFLWXIX5N","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7EGNRSAC","created_at":"2026-05-18T12:27:36Z"}],"graph_snapshots":[{"event_id":"sha256:6ea2854b5e2eff60ed0b4ca7728f5bdd965c168c799cb9c7acaac2ed531fa3b8","target":"graph","created_at":"2026-05-18T01:52:22Z","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 demonstrate high resolution scanning fluorescence resonance energy transfer 10 microscopy between a single nitrogen-vacancy center as donor and graphene as acceptor. 11 Images with few nanometer resolution of single and multilayer graphene structures were 12 attained. An energy transfer efficiency of 30% at distances of 10nm between a single 13 defect and graphene was measured. Further the energy transfer distance dependence of 14 the nitrogen-vacancy center to graphene was measured to show the predicted d-4 15 dependence. Our studies pave the way towards a diamond defect center based versa","authors_text":"F. Reinhard, J. Tisler, J. Wrachtrup, R. Kolesov, R. St\\\"ohr, T. Oeckinghaus","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-01-02T12:30:18Z","title":"Single Defect Center Scanning Near-Field Optical Microscopy on Graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.0218","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:aec7ba05e6f0a0616bcc14da158bb020bad5bcdb5d92f50ac78042f13270eae3","target":"record","created_at":"2026-05-18T01:52:22Z","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":"d76f4457a05d47c4088250bc77678afb82f31fefd947fe8debe087d696862f8f","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-01-02T12:30:18Z","title_canon_sha256":"b4b72f4805f00fc4d343d5eaf6e55f9ed9c9118a6ee7e1a0c4b1bd06e67851f7"},"schema_version":"1.0","source":{"id":"1301.0218","kind":"arxiv","version":1}},"canonical_sha256":"f90cd8c8022aed745fadc5c04d229e3ea0a7b93404e8f04a31ee765b3f52ff9b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f90cd8c8022aed745fadc5c04d229e3ea0a7b93404e8f04a31ee765b3f52ff9b","first_computed_at":"2026-05-18T01:52:22.283358Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:52:22.283358Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"H3LZgnlOJrm/Uy4lHJfUNSxjmeSbqou+H1znK7MajJa6E0BkBfP89J9StePM8lFtDRPfmdDGiDGu9YzsVVDfBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:52:22.283799Z","signed_message":"canonical_sha256_bytes"},"source_id":"1301.0218","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:aec7ba05e6f0a0616bcc14da158bb020bad5bcdb5d92f50ac78042f13270eae3","sha256:6ea2854b5e2eff60ed0b4ca7728f5bdd965c168c799cb9c7acaac2ed531fa3b8"],"state_sha256":"5a2fd97573ccd361cec8dad64f61c7f708c0aff7b5390b1be2915ff7da8b02af"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6KhBqd6jRyhXQvKzk/t7IqEbD0+um/ziiL3ugF9XHgzwJ0YZu2CzHW4TLZ8k3kCJpyNRFrM8gbwFy21S29AzDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T07:39:36.273487Z","bundle_sha256":"fb25008cbdcc6746333e3f37f155187bfe2a25b716e1a8e6e65a771de38bfc42"}}