{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:GBPTNYLDSNMSCVTHGUKKKP6RMO","short_pith_number":"pith:GBPTNYLD","canonical_record":{"source":{"id":"2202.13397","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2022-02-27T17:00:26Z","cross_cats_sorted":[],"title_canon_sha256":"47894d849d7d0b34bc1411a3e2e3a2de7e753010e70de30d83dee053dfee8c7a","abstract_canon_sha256":"162b84fec22714bf740f1da5285cc3ef230ee3f1cdbbfac4da010c9ba971bc6a"},"schema_version":"1.0"},"canonical_sha256":"305f36e16393592156673514a53fd16389820e80daf6156c8bc19995ccb2ab1d","source":{"kind":"arxiv","id":"2202.13397","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.13397","created_at":"2026-07-05T05:00:15Z"},{"alias_kind":"arxiv_version","alias_value":"2202.13397v1","created_at":"2026-07-05T05:00:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.13397","created_at":"2026-07-05T05:00:15Z"},{"alias_kind":"pith_short_12","alias_value":"GBPTNYLDSNMS","created_at":"2026-07-05T05:00:15Z"},{"alias_kind":"pith_short_16","alias_value":"GBPTNYLDSNMSCVTH","created_at":"2026-07-05T05:00:15Z"},{"alias_kind":"pith_short_8","alias_value":"GBPTNYLD","created_at":"2026-07-05T05:00:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:GBPTNYLDSNMSCVTHGUKKKP6RMO","target":"record","payload":{"canonical_record":{"source":{"id":"2202.13397","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2022-02-27T17:00:26Z","cross_cats_sorted":[],"title_canon_sha256":"47894d849d7d0b34bc1411a3e2e3a2de7e753010e70de30d83dee053dfee8c7a","abstract_canon_sha256":"162b84fec22714bf740f1da5285cc3ef230ee3f1cdbbfac4da010c9ba971bc6a"},"schema_version":"1.0"},"canonical_sha256":"305f36e16393592156673514a53fd16389820e80daf6156c8bc19995ccb2ab1d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:00:15.238155Z","signature_b64":"nmr6Nd1B6POGfpUiGffYs1zwxSdWhh27E2G3PifkQsPtoR1l27c5M9HHW0OJVRR0mk935dgAQ3zwekkUYWOHBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"305f36e16393592156673514a53fd16389820e80daf6156c8bc19995ccb2ab1d","last_reissued_at":"2026-07-05T05:00:15.237744Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:00:15.237744Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2202.13397","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":"2026-07-05T05:00:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lL/AFM316z13gc0rIc+mylNWnbiUqdP9JxAbVmYXTsEYhNp0ubB1ESDd9F8MHUFwzjKe13w7maylHSq2xF1WCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T08:15:51.627147Z"},"content_sha256":"dcd787a4538eed6ed865abb12ad9d74e72bb8bfe8e20ef58051e948f8afaef93","schema_version":"1.0","event_id":"sha256:dcd787a4538eed6ed865abb12ad9d74e72bb8bfe8e20ef58051e948f8afaef93"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:GBPTNYLDSNMSCVTHGUKKKP6RMO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Superconducting boron doped nanocrystalline diamond microwave coplanar resonator","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Adrian Porch, Georgina M. Klemencic, Jerome A. Cuenca, Oliver A. Williams, Scott Manifold, Simon Doyle, Soumen Mandal, Thomas Brien","submitted_at":"2022-02-27T17:00:26Z","abstract_excerpt":"A superconducting boron doped nanocrystalline diamond (B-NCD) coplanar waveguide resonator (CPR) is presented for kinetic inductance ($L_k$) and penetration depth ($\\lambda_{\\rm{L}}$) measurements at microwave frequencies of 0.4 to 1.2 GHz and at temperatures below 3 K. Using a simplified effective medium CPR approach, this work demonstrates that thin granular B-NCD films ($t\\approx $ 500 nm) on Si have a large penetration depth ($\\lambda_{\\rm{L}}\\approx 4.3$ to 4.4 $\\mu$m), and therefore an associated high kinetic inductance ($L_{k,\\square} \\approx $ 670 to 690 pH/$\\square$). These values are"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.13397","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2202.13397/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T05:00:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ICqmus6Y0biU2Tawoi71wi8Cs1IOP7cF9oFW5Hp7ymQmUlQfCxXuN01dihGxmFiVLvwKO0mLrJmpHu8oYc/yBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T08:15:51.627698Z"},"content_sha256":"0561c90caa2c8af8f1d55b4d83768b84d673b4d56e0ea85f6c7cedd76409a780","schema_version":"1.0","event_id":"sha256:0561c90caa2c8af8f1d55b4d83768b84d673b4d56e0ea85f6c7cedd76409a780"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GBPTNYLDSNMSCVTHGUKKKP6RMO/bundle.json","state_url":"https://pith.science/pith/GBPTNYLDSNMSCVTHGUKKKP6RMO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GBPTNYLDSNMSCVTHGUKKKP6RMO/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":"2026-08-20T08:15:51Z","links":{"resolver":"https://pith.science/pith/GBPTNYLDSNMSCVTHGUKKKP6RMO","bundle":"https://pith.science/pith/GBPTNYLDSNMSCVTHGUKKKP6RMO/bundle.json","state":"https://pith.science/pith/GBPTNYLDSNMSCVTHGUKKKP6RMO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GBPTNYLDSNMSCVTHGUKKKP6RMO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:GBPTNYLDSNMSCVTHGUKKKP6RMO","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":"162b84fec22714bf740f1da5285cc3ef230ee3f1cdbbfac4da010c9ba971bc6a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2022-02-27T17:00:26Z","title_canon_sha256":"47894d849d7d0b34bc1411a3e2e3a2de7e753010e70de30d83dee053dfee8c7a"},"schema_version":"1.0","source":{"id":"2202.13397","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.13397","created_at":"2026-07-05T05:00:15Z"},{"alias_kind":"arxiv_version","alias_value":"2202.13397v1","created_at":"2026-07-05T05:00:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.13397","created_at":"2026-07-05T05:00:15Z"},{"alias_kind":"pith_short_12","alias_value":"GBPTNYLDSNMS","created_at":"2026-07-05T05:00:15Z"},{"alias_kind":"pith_short_16","alias_value":"GBPTNYLDSNMSCVTH","created_at":"2026-07-05T05:00:15Z"},{"alias_kind":"pith_short_8","alias_value":"GBPTNYLD","created_at":"2026-07-05T05:00:15Z"}],"graph_snapshots":[{"event_id":"sha256:0561c90caa2c8af8f1d55b4d83768b84d673b4d56e0ea85f6c7cedd76409a780","target":"graph","created_at":"2026-07-05T05:00:15Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2202.13397/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A superconducting boron doped nanocrystalline diamond (B-NCD) coplanar waveguide resonator (CPR) is presented for kinetic inductance ($L_k$) and penetration depth ($\\lambda_{\\rm{L}}$) measurements at microwave frequencies of 0.4 to 1.2 GHz and at temperatures below 3 K. Using a simplified effective medium CPR approach, this work demonstrates that thin granular B-NCD films ($t\\approx $ 500 nm) on Si have a large penetration depth ($\\lambda_{\\rm{L}}\\approx 4.3$ to 4.4 $\\mu$m), and therefore an associated high kinetic inductance ($L_{k,\\square} \\approx $ 670 to 690 pH/$\\square$). These values are","authors_text":"Adrian Porch, Georgina M. Klemencic, Jerome A. Cuenca, Oliver A. Williams, Scott Manifold, Simon Doyle, Soumen Mandal, Thomas Brien","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2022-02-27T17:00:26Z","title":"Superconducting boron doped nanocrystalline diamond microwave coplanar resonator"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.13397","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:dcd787a4538eed6ed865abb12ad9d74e72bb8bfe8e20ef58051e948f8afaef93","target":"record","created_at":"2026-07-05T05:00:15Z","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":"162b84fec22714bf740f1da5285cc3ef230ee3f1cdbbfac4da010c9ba971bc6a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2022-02-27T17:00:26Z","title_canon_sha256":"47894d849d7d0b34bc1411a3e2e3a2de7e753010e70de30d83dee053dfee8c7a"},"schema_version":"1.0","source":{"id":"2202.13397","kind":"arxiv","version":1}},"canonical_sha256":"305f36e16393592156673514a53fd16389820e80daf6156c8bc19995ccb2ab1d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"305f36e16393592156673514a53fd16389820e80daf6156c8bc19995ccb2ab1d","first_computed_at":"2026-07-05T05:00:15.237744Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:00:15.237744Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nmr6Nd1B6POGfpUiGffYs1zwxSdWhh27E2G3PifkQsPtoR1l27c5M9HHW0OJVRR0mk935dgAQ3zwekkUYWOHBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T05:00:15.238155Z","signed_message":"canonical_sha256_bytes"},"source_id":"2202.13397","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dcd787a4538eed6ed865abb12ad9d74e72bb8bfe8e20ef58051e948f8afaef93","sha256:0561c90caa2c8af8f1d55b4d83768b84d673b4d56e0ea85f6c7cedd76409a780"],"state_sha256":"ea4ac421cf63a2b760369a8bc9b13a13b7db5a331b68032cd5d063d6a535412f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Top5hMiCjUaBwjoyKWSJGucvu/K0dlobGpz8puc/UdwmL09AIlP5Mb6lojDqvn7m5r2t4m32FH6BOvkTc6viCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T08:15:51.638111Z","bundle_sha256":"67754ed04e2fb30ef46a5dc575088c773fcfe71006feb69ec74c0c595d19c181"}}