{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:3JAOBAWJIQQ2OMPE4QVBLGE3HU","short_pith_number":"pith:3JAOBAWJ","canonical_record":{"source":{"id":"1203.6290","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-03-28T15:10:55Z","cross_cats_sorted":[],"title_canon_sha256":"c147c1f3ab5a1b7745451843914034840ca056010a0bdc56ef25f241f8ec4fc9","abstract_canon_sha256":"3ec3b10cb3ef091e8eb57166542df2f08e1f9e1f71148e70302ddfd834ee8e1e"},"schema_version":"1.0"},"canonical_sha256":"da40e082c94421a731e4e42a15989b3d0e2f4f3cfa497fe7c57647d563f73700","source":{"kind":"arxiv","id":"1203.6290","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.6290","created_at":"2026-05-18T01:58:00Z"},{"alias_kind":"arxiv_version","alias_value":"1203.6290v1","created_at":"2026-05-18T01:58:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.6290","created_at":"2026-05-18T01:58:00Z"},{"alias_kind":"pith_short_12","alias_value":"3JAOBAWJIQQ2","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"3JAOBAWJIQQ2OMPE","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"3JAOBAWJ","created_at":"2026-05-18T12:26:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:3JAOBAWJIQQ2OMPE4QVBLGE3HU","target":"record","payload":{"canonical_record":{"source":{"id":"1203.6290","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-03-28T15:10:55Z","cross_cats_sorted":[],"title_canon_sha256":"c147c1f3ab5a1b7745451843914034840ca056010a0bdc56ef25f241f8ec4fc9","abstract_canon_sha256":"3ec3b10cb3ef091e8eb57166542df2f08e1f9e1f71148e70302ddfd834ee8e1e"},"schema_version":"1.0"},"canonical_sha256":"da40e082c94421a731e4e42a15989b3d0e2f4f3cfa497fe7c57647d563f73700","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:00.905842Z","signature_b64":"KXqEcfl5XcFd4oMuT9YkNECysvmc3euBVGkmNZWUTnZqdyxUNIIBvzjfzPU7iI45FkccT7bmQJoUldOvhL7uBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"da40e082c94421a731e4e42a15989b3d0e2f4f3cfa497fe7c57647d563f73700","last_reissued_at":"2026-05-18T01:58:00.905384Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:00.905384Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.6290","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":"2026-05-18T01:58:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u1iONb7YsXuvMTrqUHRwDr3knzmHINyTOqIuzld02dOUr92O4rx201hyqNX7yKwP0SV+xvJ5tHZmUarBj6amDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T00:58:15.591465Z"},"content_sha256":"9c8cf00e6e53ac79e773f8736f8a20f19fea8dbf23295624f5b6c7d341113c44","schema_version":"1.0","event_id":"sha256:9c8cf00e6e53ac79e773f8736f8a20f19fea8dbf23295624f5b6c7d341113c44"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:3JAOBAWJIQQ2OMPE4QVBLGE3HU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Terahertz detection mechanism and contact capacitance of individual metallic single-walled carbon nanotubes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Chris B. McKitterick, Daniel E. Prober, Daniel F. Santavicca, Joel D. Chudow, Philip Kim","submitted_at":"2012-03-28T15:10:55Z","abstract_excerpt":"We characterize the terahertz detection mechanism in antenna-coupled metallic single-walled carbon nanotubes. At low temperature, 4.2 K, a peak in the low-frequency differential resistance is observed at zero bias current due to non-Ohmic contacts. This electrical contact nonlinearity gives rise to the measured terahertz response. By modeling each nanotube contact as a nonlinear resistor in parallel with a capacitor, we determine an upper bound for the value of the contact capacitance that is smaller than previous experimental estimates. The small magnitude of this contact capacitance has favo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.6290","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":"2026-05-18T01:58:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OP9ejE5pGbpE0lJr8dsnhyobnQzzwB5npHMDREV2ffJ+U5i3ZEdvbfrfOnBXBRYmkKZ8p9sE21ye7T0i8/eqBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T00:58:15.592114Z"},"content_sha256":"6d14e5893be24399a82816b1f5dbb81a8b597be1d496c017568c0f4c7ec4eed2","schema_version":"1.0","event_id":"sha256:6d14e5893be24399a82816b1f5dbb81a8b597be1d496c017568c0f4c7ec4eed2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3JAOBAWJIQQ2OMPE4QVBLGE3HU/bundle.json","state_url":"https://pith.science/pith/3JAOBAWJIQQ2OMPE4QVBLGE3HU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3JAOBAWJIQQ2OMPE4QVBLGE3HU/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":"2026-05-26T00:58:15Z","links":{"resolver":"https://pith.science/pith/3JAOBAWJIQQ2OMPE4QVBLGE3HU","bundle":"https://pith.science/pith/3JAOBAWJIQQ2OMPE4QVBLGE3HU/bundle.json","state":"https://pith.science/pith/3JAOBAWJIQQ2OMPE4QVBLGE3HU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3JAOBAWJIQQ2OMPE4QVBLGE3HU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:3JAOBAWJIQQ2OMPE4QVBLGE3HU","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":"3ec3b10cb3ef091e8eb57166542df2f08e1f9e1f71148e70302ddfd834ee8e1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-03-28T15:10:55Z","title_canon_sha256":"c147c1f3ab5a1b7745451843914034840ca056010a0bdc56ef25f241f8ec4fc9"},"schema_version":"1.0","source":{"id":"1203.6290","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.6290","created_at":"2026-05-18T01:58:00Z"},{"alias_kind":"arxiv_version","alias_value":"1203.6290v1","created_at":"2026-05-18T01:58:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.6290","created_at":"2026-05-18T01:58:00Z"},{"alias_kind":"pith_short_12","alias_value":"3JAOBAWJIQQ2","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"3JAOBAWJIQQ2OMPE","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"3JAOBAWJ","created_at":"2026-05-18T12:26:50Z"}],"graph_snapshots":[{"event_id":"sha256:6d14e5893be24399a82816b1f5dbb81a8b597be1d496c017568c0f4c7ec4eed2","target":"graph","created_at":"2026-05-18T01:58:00Z","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 characterize the terahertz detection mechanism in antenna-coupled metallic single-walled carbon nanotubes. At low temperature, 4.2 K, a peak in the low-frequency differential resistance is observed at zero bias current due to non-Ohmic contacts. This electrical contact nonlinearity gives rise to the measured terahertz response. By modeling each nanotube contact as a nonlinear resistor in parallel with a capacitor, we determine an upper bound for the value of the contact capacitance that is smaller than previous experimental estimates. The small magnitude of this contact capacitance has favo","authors_text":"Chris B. McKitterick, Daniel E. Prober, Daniel F. Santavicca, Joel D. Chudow, Philip Kim","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-03-28T15:10:55Z","title":"Terahertz detection mechanism and contact capacitance of individual metallic single-walled carbon nanotubes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.6290","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":"sha256:9c8cf00e6e53ac79e773f8736f8a20f19fea8dbf23295624f5b6c7d341113c44","target":"record","created_at":"2026-05-18T01:58:00Z","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":"3ec3b10cb3ef091e8eb57166542df2f08e1f9e1f71148e70302ddfd834ee8e1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-03-28T15:10:55Z","title_canon_sha256":"c147c1f3ab5a1b7745451843914034840ca056010a0bdc56ef25f241f8ec4fc9"},"schema_version":"1.0","source":{"id":"1203.6290","kind":"arxiv","version":1}},"canonical_sha256":"da40e082c94421a731e4e42a15989b3d0e2f4f3cfa497fe7c57647d563f73700","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"da40e082c94421a731e4e42a15989b3d0e2f4f3cfa497fe7c57647d563f73700","first_computed_at":"2026-05-18T01:58:00.905384Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:00.905384Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KXqEcfl5XcFd4oMuT9YkNECysvmc3euBVGkmNZWUTnZqdyxUNIIBvzjfzPU7iI45FkccT7bmQJoUldOvhL7uBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:00.905842Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.6290","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9c8cf00e6e53ac79e773f8736f8a20f19fea8dbf23295624f5b6c7d341113c44","sha256:6d14e5893be24399a82816b1f5dbb81a8b597be1d496c017568c0f4c7ec4eed2"],"state_sha256":"19a44e37819d5c3e6cde3924bfd4144e7f4e2fd563c1a33096db3d877a823300"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iMMbBRifgjfQsEQAAkqID1RX5SUF+/LNyWohrkCKtnJ7O8dhJdS4AlPPR5YbWIdMU3ktk0Iop5iNeD/qHvGGBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T00:58:15.596099Z","bundle_sha256":"bea5cf28a4f9a9d190f8284ab92d7902adbd88fd98aa5b2b8b4f770abc3c2328"}}