{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:G7NSIUOSD2YOBYQ2XCVU63BSQR","short_pith_number":"pith:G7NSIUOS","canonical_record":{"source":{"id":"1804.00723","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-04-02T20:40:06Z","cross_cats_sorted":[],"title_canon_sha256":"7874fd286a1cd0ae776c7370f47a81d1dff69f0aca65eca1605ebb13f50fc52b","abstract_canon_sha256":"49d405184279e32e1d1ea54508f3164e73c91c868d498c2b804f7660fe7d167a"},"schema_version":"1.0"},"canonical_sha256":"37db2451d21eb0e0e21ab8ab4f6c328442d0433406132c5df557514e350e8d9b","source":{"kind":"arxiv","id":"1804.00723","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.00723","created_at":"2026-05-18T00:10:46Z"},{"alias_kind":"arxiv_version","alias_value":"1804.00723v1","created_at":"2026-05-18T00:10:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.00723","created_at":"2026-05-18T00:10:46Z"},{"alias_kind":"pith_short_12","alias_value":"G7NSIUOSD2YO","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"G7NSIUOSD2YOBYQ2","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"G7NSIUOS","created_at":"2026-05-18T12:32:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:G7NSIUOSD2YOBYQ2XCVU63BSQR","target":"record","payload":{"canonical_record":{"source":{"id":"1804.00723","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-04-02T20:40:06Z","cross_cats_sorted":[],"title_canon_sha256":"7874fd286a1cd0ae776c7370f47a81d1dff69f0aca65eca1605ebb13f50fc52b","abstract_canon_sha256":"49d405184279e32e1d1ea54508f3164e73c91c868d498c2b804f7660fe7d167a"},"schema_version":"1.0"},"canonical_sha256":"37db2451d21eb0e0e21ab8ab4f6c328442d0433406132c5df557514e350e8d9b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:10:46.572939Z","signature_b64":"Q4qdBCieUpm8ab30IHzpgi8u5Tv6iDBVeeeMvdWpHntSs9bcY7Yfm54KLyi8YuoIGmIUqeeOFH6S1rPFb0eDCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"37db2451d21eb0e0e21ab8ab4f6c328442d0433406132c5df557514e350e8d9b","last_reissued_at":"2026-05-18T00:10:46.572263Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:10:46.572263Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.00723","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":"2026-05-18T00:10:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K6L4IULL9mKCglCGtuYTdOLnhRNOYWBvjoGnLqfsRTTWsMfFTPxx6Ao5W5OM2Y+FWwLD3xo9p7FRjqa9W7W/BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T14:31:35.845473Z"},"content_sha256":"4b3930323637bd4dcbfa048e38efae57cf8ecab8774e9ef2e3a73d53394f5a58","schema_version":"1.0","event_id":"sha256:4b3930323637bd4dcbfa048e38efae57cf8ecab8774e9ef2e3a73d53394f5a58"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:G7NSIUOSD2YOBYQ2XCVU63BSQR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nodeless superconductivity in type-II Dirac semimetal PdTe2: low-temperature London penetration depth and symmetry analysis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Kyuil Cho, M. A. Tanatar, Mathias S. Scheurer, Na Hyun Jo, P. C. Canfield, Peter P. Orth, R. Prozorov, Serafim Teknowijoyo, S. L. Bud'ko","submitted_at":"2018-04-02T20:40:06Z","abstract_excerpt":"Superconducting gap structure was probed in type-II Dirac semimetal PdTe$_2$ by measuring the London penetration depth using tunnel diode resonator technique. At low temperatures, the data for two samples are well described by weak coupling exponential fit yielding $\\lambda(T=0)=230$~nm as the only fit parameter at a fixed $\\Delta(0)/T_c\\approx 1.76$, and the calculated superfluid density is consistent with a fully gapped superconducting state characterized by a single gap scale. Electrical resistivity measurements for in-plane and inter-plane current directions find very low and nearly temper"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.00723","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":"2026-05-18T00:10:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pdfIcqr/jPj6n9G+G2IdoKXHB6UQmdzp35OVzTerok1FF7t9LOQkoyfEkpmO6DuOn/S3KI/NFs+mJLM/6pAmCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T14:31:35.845849Z"},"content_sha256":"78cec49d27a56d625e3a1aabb42eb3d45390faec92006088ba23cebfeefc1cec","schema_version":"1.0","event_id":"sha256:78cec49d27a56d625e3a1aabb42eb3d45390faec92006088ba23cebfeefc1cec"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G7NSIUOSD2YOBYQ2XCVU63BSQR/bundle.json","state_url":"https://pith.science/pith/G7NSIUOSD2YOBYQ2XCVU63BSQR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G7NSIUOSD2YOBYQ2XCVU63BSQR/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":"2026-06-10T14:31:35Z","links":{"resolver":"https://pith.science/pith/G7NSIUOSD2YOBYQ2XCVU63BSQR","bundle":"https://pith.science/pith/G7NSIUOSD2YOBYQ2XCVU63BSQR/bundle.json","state":"https://pith.science/pith/G7NSIUOSD2YOBYQ2XCVU63BSQR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G7NSIUOSD2YOBYQ2XCVU63BSQR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:G7NSIUOSD2YOBYQ2XCVU63BSQR","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":"49d405184279e32e1d1ea54508f3164e73c91c868d498c2b804f7660fe7d167a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-04-02T20:40:06Z","title_canon_sha256":"7874fd286a1cd0ae776c7370f47a81d1dff69f0aca65eca1605ebb13f50fc52b"},"schema_version":"1.0","source":{"id":"1804.00723","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.00723","created_at":"2026-05-18T00:10:46Z"},{"alias_kind":"arxiv_version","alias_value":"1804.00723v1","created_at":"2026-05-18T00:10:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.00723","created_at":"2026-05-18T00:10:46Z"},{"alias_kind":"pith_short_12","alias_value":"G7NSIUOSD2YO","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"G7NSIUOSD2YOBYQ2","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"G7NSIUOS","created_at":"2026-05-18T12:32:25Z"}],"graph_snapshots":[{"event_id":"sha256:78cec49d27a56d625e3a1aabb42eb3d45390faec92006088ba23cebfeefc1cec","target":"graph","created_at":"2026-05-18T00:10:46Z","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":"Superconducting gap structure was probed in type-II Dirac semimetal PdTe$_2$ by measuring the London penetration depth using tunnel diode resonator technique. At low temperatures, the data for two samples are well described by weak coupling exponential fit yielding $\\lambda(T=0)=230$~nm as the only fit parameter at a fixed $\\Delta(0)/T_c\\approx 1.76$, and the calculated superfluid density is consistent with a fully gapped superconducting state characterized by a single gap scale. Electrical resistivity measurements for in-plane and inter-plane current directions find very low and nearly temper","authors_text":"Kyuil Cho, M. A. Tanatar, Mathias S. Scheurer, Na Hyun Jo, P. C. Canfield, Peter P. Orth, R. Prozorov, Serafim Teknowijoyo, S. L. Bud'ko","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-04-02T20:40:06Z","title":"Nodeless superconductivity in type-II Dirac semimetal PdTe2: low-temperature London penetration depth and symmetry analysis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.00723","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":"sha256:4b3930323637bd4dcbfa048e38efae57cf8ecab8774e9ef2e3a73d53394f5a58","target":"record","created_at":"2026-05-18T00:10:46Z","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":"49d405184279e32e1d1ea54508f3164e73c91c868d498c2b804f7660fe7d167a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-04-02T20:40:06Z","title_canon_sha256":"7874fd286a1cd0ae776c7370f47a81d1dff69f0aca65eca1605ebb13f50fc52b"},"schema_version":"1.0","source":{"id":"1804.00723","kind":"arxiv","version":1}},"canonical_sha256":"37db2451d21eb0e0e21ab8ab4f6c328442d0433406132c5df557514e350e8d9b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"37db2451d21eb0e0e21ab8ab4f6c328442d0433406132c5df557514e350e8d9b","first_computed_at":"2026-05-18T00:10:46.572263Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:10:46.572263Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Q4qdBCieUpm8ab30IHzpgi8u5Tv6iDBVeeeMvdWpHntSs9bcY7Yfm54KLyi8YuoIGmIUqeeOFH6S1rPFb0eDCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:10:46.572939Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.00723","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4b3930323637bd4dcbfa048e38efae57cf8ecab8774e9ef2e3a73d53394f5a58","sha256:78cec49d27a56d625e3a1aabb42eb3d45390faec92006088ba23cebfeefc1cec"],"state_sha256":"c8ae9997aa2722639bdfe173c90b76c3b74deae4c511cc0c0977636333aa45a3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WmkRJMhLfNytkUeFkw4Rx2r5jSQ4C/QByoaR7IfwMCxyT4/xZQzaPzGMvrwVGGP2pU6OIxJs8St1UZlXoC4/Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T14:31:35.847815Z","bundle_sha256":"9dd9702c57a16500d365bf9f36bf0748b89440800c19041833ab05f67e2e4f2f"}}