{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:5EULJF5TDKBV2S5H27NCLZEMG6","short_pith_number":"pith:5EULJF5T","canonical_record":{"source":{"id":"2105.13614","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2021-05-28T06:51:39Z","cross_cats_sorted":[],"title_canon_sha256":"3d1450c39a65f66dbd7e3ffc7d97d602074c41eb84fc1ab2114cf15a70eb2338","abstract_canon_sha256":"79a5ca2c149e2901285e7571286bf5c5dffd65ebf3999a3f3f900cf004923977"},"schema_version":"1.0"},"canonical_sha256":"e928b497b31a835d4ba7d7da25e48c379bf32c8831098cec34a7b03ef890640c","source":{"kind":"arxiv","id":"2105.13614","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.13614","created_at":"2026-07-05T02:48:23Z"},{"alias_kind":"arxiv_version","alias_value":"2105.13614v1","created_at":"2026-07-05T02:48:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.13614","created_at":"2026-07-05T02:48:23Z"},{"alias_kind":"pith_short_12","alias_value":"5EULJF5TDKBV","created_at":"2026-07-05T02:48:23Z"},{"alias_kind":"pith_short_16","alias_value":"5EULJF5TDKBV2S5H","created_at":"2026-07-05T02:48:23Z"},{"alias_kind":"pith_short_8","alias_value":"5EULJF5T","created_at":"2026-07-05T02:48:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:5EULJF5TDKBV2S5H27NCLZEMG6","target":"record","payload":{"canonical_record":{"source":{"id":"2105.13614","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2021-05-28T06:51:39Z","cross_cats_sorted":[],"title_canon_sha256":"3d1450c39a65f66dbd7e3ffc7d97d602074c41eb84fc1ab2114cf15a70eb2338","abstract_canon_sha256":"79a5ca2c149e2901285e7571286bf5c5dffd65ebf3999a3f3f900cf004923977"},"schema_version":"1.0"},"canonical_sha256":"e928b497b31a835d4ba7d7da25e48c379bf32c8831098cec34a7b03ef890640c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:48:23.542539Z","signature_b64":"Lxp/GXVmYpRapeXTqZydVa8oCoXBx4dK5+aANwEq7gVvzSNAZezVS79QPer1g4QV38toKTfXH4XXchLkjOzVBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e928b497b31a835d4ba7d7da25e48c379bf32c8831098cec34a7b03ef890640c","last_reissued_at":"2026-07-05T02:48:23.542104Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:48:23.542104Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2105.13614","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":"2026-07-05T02:48:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q6odO8kKpvZ+c7IcRI2dp8jkR4sWJ7R263Usaq26RVlpFvp5hxvqZXmnVEYysKDkUX8NwxJLwIIuEiREZVcsAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T13:38:32.000845Z"},"content_sha256":"0ae214c41c6fdb49e4672ff53d4452e2e11b35a76fa92025466e7999ce82e76a","schema_version":"1.0","event_id":"sha256:0ae214c41c6fdb49e4672ff53d4452e2e11b35a76fa92025466e7999ce82e76a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:5EULJF5TDKBV2S5H27NCLZEMG6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"S-wave Superconductivity in the Dirac Line-nodal Material CaSb2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Atsutoshi Ikeda, Hidemitsu Takahashi, Kenji Ishida, Mayo Kawaguchi, Shingo Yonezawa, Shunsaku Kitagawa, Yoshiteru Maeno","submitted_at":"2021-05-28T06:51:39Z","abstract_excerpt":"We performed 121/123Sb-nuclear quadrupole resonance (NQR) measurements on the superconducting (SC) line-nodal material CaSb2 in order to investigate electronic properties in the normal and SC states from a microscopic point of view. In the normal state, the nuclear spin-lattice relaxation rate 1/T1 for the Sb(1) site, which is responsible for the line-nodal parts, is approximately proportional to temperature, indicating the conventional Fermi liquid state. From comparison with band structure calculations, it is considered that the NQR properties related to the line-nodal character are hidden b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.13614","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/2105.13614/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":"2026-07-05T02:48:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xRjOH2D4kjbxN1iehJQq8nH6cMmgILcE8PGEz4iE4HO5SRKk2jopnxOg1FPbp5a1lrJQcEIKyfOsqckaroQ4Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T13:38:32.001213Z"},"content_sha256":"717a0b8e8ed19248c06978f596b6413d6740f948074b25db48b1721d22639b00","schema_version":"1.0","event_id":"sha256:717a0b8e8ed19248c06978f596b6413d6740f948074b25db48b1721d22639b00"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5EULJF5TDKBV2S5H27NCLZEMG6/bundle.json","state_url":"https://pith.science/pith/5EULJF5TDKBV2S5H27NCLZEMG6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5EULJF5TDKBV2S5H27NCLZEMG6/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":"2026-07-07T13:38:32Z","links":{"resolver":"https://pith.science/pith/5EULJF5TDKBV2S5H27NCLZEMG6","bundle":"https://pith.science/pith/5EULJF5TDKBV2S5H27NCLZEMG6/bundle.json","state":"https://pith.science/pith/5EULJF5TDKBV2S5H27NCLZEMG6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5EULJF5TDKBV2S5H27NCLZEMG6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:5EULJF5TDKBV2S5H27NCLZEMG6","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":"79a5ca2c149e2901285e7571286bf5c5dffd65ebf3999a3f3f900cf004923977","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2021-05-28T06:51:39Z","title_canon_sha256":"3d1450c39a65f66dbd7e3ffc7d97d602074c41eb84fc1ab2114cf15a70eb2338"},"schema_version":"1.0","source":{"id":"2105.13614","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.13614","created_at":"2026-07-05T02:48:23Z"},{"alias_kind":"arxiv_version","alias_value":"2105.13614v1","created_at":"2026-07-05T02:48:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.13614","created_at":"2026-07-05T02:48:23Z"},{"alias_kind":"pith_short_12","alias_value":"5EULJF5TDKBV","created_at":"2026-07-05T02:48:23Z"},{"alias_kind":"pith_short_16","alias_value":"5EULJF5TDKBV2S5H","created_at":"2026-07-05T02:48:23Z"},{"alias_kind":"pith_short_8","alias_value":"5EULJF5T","created_at":"2026-07-05T02:48:23Z"}],"graph_snapshots":[{"event_id":"sha256:717a0b8e8ed19248c06978f596b6413d6740f948074b25db48b1721d22639b00","target":"graph","created_at":"2026-07-05T02:48:23Z","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/2105.13614/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We performed 121/123Sb-nuclear quadrupole resonance (NQR) measurements on the superconducting (SC) line-nodal material CaSb2 in order to investigate electronic properties in the normal and SC states from a microscopic point of view. In the normal state, the nuclear spin-lattice relaxation rate 1/T1 for the Sb(1) site, which is responsible for the line-nodal parts, is approximately proportional to temperature, indicating the conventional Fermi liquid state. From comparison with band structure calculations, it is considered that the NQR properties related to the line-nodal character are hidden b","authors_text":"Atsutoshi Ikeda, Hidemitsu Takahashi, Kenji Ishida, Mayo Kawaguchi, Shingo Yonezawa, Shunsaku Kitagawa, Yoshiteru Maeno","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2021-05-28T06:51:39Z","title":"S-wave Superconductivity in the Dirac Line-nodal Material CaSb2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.13614","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":"sha256:0ae214c41c6fdb49e4672ff53d4452e2e11b35a76fa92025466e7999ce82e76a","target":"record","created_at":"2026-07-05T02:48:23Z","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":"79a5ca2c149e2901285e7571286bf5c5dffd65ebf3999a3f3f900cf004923977","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2021-05-28T06:51:39Z","title_canon_sha256":"3d1450c39a65f66dbd7e3ffc7d97d602074c41eb84fc1ab2114cf15a70eb2338"},"schema_version":"1.0","source":{"id":"2105.13614","kind":"arxiv","version":1}},"canonical_sha256":"e928b497b31a835d4ba7d7da25e48c379bf32c8831098cec34a7b03ef890640c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e928b497b31a835d4ba7d7da25e48c379bf32c8831098cec34a7b03ef890640c","first_computed_at":"2026-07-05T02:48:23.542104Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:48:23.542104Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Lxp/GXVmYpRapeXTqZydVa8oCoXBx4dK5+aANwEq7gVvzSNAZezVS79QPer1g4QV38toKTfXH4XXchLkjOzVBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:48:23.542539Z","signed_message":"canonical_sha256_bytes"},"source_id":"2105.13614","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0ae214c41c6fdb49e4672ff53d4452e2e11b35a76fa92025466e7999ce82e76a","sha256:717a0b8e8ed19248c06978f596b6413d6740f948074b25db48b1721d22639b00"],"state_sha256":"6d1c76974e8def44f1d545afc74567865bfefe152519717fc2ace67592528647"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"48Zy+03U4x56/4G588za/95Puayqx0pv0++h2EHKzeICKAqdrGXetjyI0pGlWGz9WxJRIriEAmrmmmMwfJfVBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T13:38:32.003243Z","bundle_sha256":"95b9a84956a0612c6b5834be19ba22846a90e4cff083baf17b5c68f44026048c"}}