{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:GZWHHW66NONWNJEOHDW23XZKHO","short_pith_number":"pith:GZWHHW66","canonical_record":{"source":{"id":"1502.04935","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-02-17T15:55:27Z","cross_cats_sorted":[],"title_canon_sha256":"00a0997cf8c5124fdab23d744f5f92561e614c70a315aa7d28a4413998c1b9a1","abstract_canon_sha256":"e74ae689cc30789ea1b393f07107f3f2094166bb0ee8ce15311b12f4420c5913"},"schema_version":"1.0"},"canonical_sha256":"366c73dbde6b9b66a48e38edaddf2a3ba8b0ec610b6d55e7d05d21061fea5f83","source":{"kind":"arxiv","id":"1502.04935","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.04935","created_at":"2026-05-18T01:31:45Z"},{"alias_kind":"arxiv_version","alias_value":"1502.04935v1","created_at":"2026-05-18T01:31:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.04935","created_at":"2026-05-18T01:31:45Z"},{"alias_kind":"pith_short_12","alias_value":"GZWHHW66NONW","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GZWHHW66NONWNJEO","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GZWHHW66","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:GZWHHW66NONWNJEOHDW23XZKHO","target":"record","payload":{"canonical_record":{"source":{"id":"1502.04935","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-02-17T15:55:27Z","cross_cats_sorted":[],"title_canon_sha256":"00a0997cf8c5124fdab23d744f5f92561e614c70a315aa7d28a4413998c1b9a1","abstract_canon_sha256":"e74ae689cc30789ea1b393f07107f3f2094166bb0ee8ce15311b12f4420c5913"},"schema_version":"1.0"},"canonical_sha256":"366c73dbde6b9b66a48e38edaddf2a3ba8b0ec610b6d55e7d05d21061fea5f83","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:31:45.551719Z","signature_b64":"FalRik1oGP9vcO2ukSFm+NeOvNyzJI09AqoR6Gc8cGSvg9wId09rV6rbGC85CpaAAFQklGBS+vOb96+jskblAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"366c73dbde6b9b66a48e38edaddf2a3ba8b0ec610b6d55e7d05d21061fea5f83","last_reissued_at":"2026-05-18T01:31:45.551058Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:31:45.551058Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1502.04935","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":"2026-05-18T01:31:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ufmZbX/OjSLKGoOoVYAoxRAklXPnBt/31Q8hgjgRc/r9yyAiyyQKGTjs7TUB7hFg9LhjKlb1HzoKYzlu5x9uBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T20:27:44.999552Z"},"content_sha256":"f3a197e91008a644bb3f5fd3e6cb9ec57b14f1cd51cb9d8138da840ca57be57b","schema_version":"1.0","event_id":"sha256:f3a197e91008a644bb3f5fd3e6cb9ec57b14f1cd51cb9d8138da840ca57be57b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:GZWHHW66NONWNJEOHDW23XZKHO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electrically-driven optical antennas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Bert Hecht, Johannes Kern, Jord C. Prangsma, Martin Kamp, Monika Emmerling, Ren\\'e Kullock","submitted_at":"2015-02-17T15:55:27Z","abstract_excerpt":"Unlike radiowave antennas, optical nanoantennas so far cannot be fed by electrical generators. Instead, they are driven by light or via optically active materials in their proximity. Here, we demonstrate direct electrical driving of an optical nanoantenna featuring an atomic-scale feed gap. Upon applying a voltage, quantum tunneling of electrons across the feed gap creates broadband quantum shot noise. Its optical frequency components are efficiently converted into photons by the antenna. We demonstrate that the properties of the emitted photons are fully controlled by the antenna architecture"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.04935","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":"2026-05-18T01:31:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z3vYqn5g7+cT3BU8PVQCozGef+aD1qhwoqlVs2jHvcB2e/s5DOymN26hEs5cMw9vlIpIQJexGyKJxf7V/lEeCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T20:27:44.999906Z"},"content_sha256":"a0991ce8dcabc963da75767c784e7461a63e788bf56e04c04d6f2f1c0eea0413","schema_version":"1.0","event_id":"sha256:a0991ce8dcabc963da75767c784e7461a63e788bf56e04c04d6f2f1c0eea0413"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GZWHHW66NONWNJEOHDW23XZKHO/bundle.json","state_url":"https://pith.science/pith/GZWHHW66NONWNJEOHDW23XZKHO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GZWHHW66NONWNJEOHDW23XZKHO/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":"2026-06-06T20:27:45Z","links":{"resolver":"https://pith.science/pith/GZWHHW66NONWNJEOHDW23XZKHO","bundle":"https://pith.science/pith/GZWHHW66NONWNJEOHDW23XZKHO/bundle.json","state":"https://pith.science/pith/GZWHHW66NONWNJEOHDW23XZKHO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GZWHHW66NONWNJEOHDW23XZKHO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:GZWHHW66NONWNJEOHDW23XZKHO","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":"e74ae689cc30789ea1b393f07107f3f2094166bb0ee8ce15311b12f4420c5913","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-02-17T15:55:27Z","title_canon_sha256":"00a0997cf8c5124fdab23d744f5f92561e614c70a315aa7d28a4413998c1b9a1"},"schema_version":"1.0","source":{"id":"1502.04935","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.04935","created_at":"2026-05-18T01:31:45Z"},{"alias_kind":"arxiv_version","alias_value":"1502.04935v1","created_at":"2026-05-18T01:31:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.04935","created_at":"2026-05-18T01:31:45Z"},{"alias_kind":"pith_short_12","alias_value":"GZWHHW66NONW","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GZWHHW66NONWNJEO","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GZWHHW66","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:a0991ce8dcabc963da75767c784e7461a63e788bf56e04c04d6f2f1c0eea0413","target":"graph","created_at":"2026-05-18T01:31:45Z","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":"Unlike radiowave antennas, optical nanoantennas so far cannot be fed by electrical generators. Instead, they are driven by light or via optically active materials in their proximity. Here, we demonstrate direct electrical driving of an optical nanoantenna featuring an atomic-scale feed gap. Upon applying a voltage, quantum tunneling of electrons across the feed gap creates broadband quantum shot noise. Its optical frequency components are efficiently converted into photons by the antenna. We demonstrate that the properties of the emitted photons are fully controlled by the antenna architecture","authors_text":"Bert Hecht, Johannes Kern, Jord C. Prangsma, Martin Kamp, Monika Emmerling, Ren\\'e Kullock","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-02-17T15:55:27Z","title":"Electrically-driven optical antennas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.04935","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:f3a197e91008a644bb3f5fd3e6cb9ec57b14f1cd51cb9d8138da840ca57be57b","target":"record","created_at":"2026-05-18T01:31:45Z","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":"e74ae689cc30789ea1b393f07107f3f2094166bb0ee8ce15311b12f4420c5913","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-02-17T15:55:27Z","title_canon_sha256":"00a0997cf8c5124fdab23d744f5f92561e614c70a315aa7d28a4413998c1b9a1"},"schema_version":"1.0","source":{"id":"1502.04935","kind":"arxiv","version":1}},"canonical_sha256":"366c73dbde6b9b66a48e38edaddf2a3ba8b0ec610b6d55e7d05d21061fea5f83","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"366c73dbde6b9b66a48e38edaddf2a3ba8b0ec610b6d55e7d05d21061fea5f83","first_computed_at":"2026-05-18T01:31:45.551058Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:31:45.551058Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FalRik1oGP9vcO2ukSFm+NeOvNyzJI09AqoR6Gc8cGSvg9wId09rV6rbGC85CpaAAFQklGBS+vOb96+jskblAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:31:45.551719Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.04935","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f3a197e91008a644bb3f5fd3e6cb9ec57b14f1cd51cb9d8138da840ca57be57b","sha256:a0991ce8dcabc963da75767c784e7461a63e788bf56e04c04d6f2f1c0eea0413"],"state_sha256":"d1592bbb6f80268dc0f796cbf4e2f5ea106b4c976bf6095fc013f60c0a1df339"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jPC8Z++Lg3tR8OB+XNdNAEEEmJzqD8bzjiH7pAvbahKS/LU8Mp8r5kB54ykj2pAyeWtDv410fAzcO/JLr5rJCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T20:27:45.001840Z","bundle_sha256":"e2a9432b803123c3db593b3e8f0d1cfaf1ec96e435aadee92a5458ba5ce47795"}}