{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:U7CGEC6HENBSF3QDY3MQUBIAZF","short_pith_number":"pith:U7CGEC6H","canonical_record":{"source":{"id":"1405.5976","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-05-23T07:23:46Z","cross_cats_sorted":[],"title_canon_sha256":"cc08bd75e8c0d776cdedb12fa600895ff891ecbaf6f313869c4bff087e2888d7","abstract_canon_sha256":"d12e2ae2f8a5e4897e4b73dc97d4b714096862a90bc9af072f2e77cdf4f0b7c4"},"schema_version":"1.0"},"canonical_sha256":"a7c4620bc7234322ee03c6d90a0500c9657a60da3b17e6669aa2069ed3543019","source":{"kind":"arxiv","id":"1405.5976","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.5976","created_at":"2026-05-18T01:43:07Z"},{"alias_kind":"arxiv_version","alias_value":"1405.5976v2","created_at":"2026-05-18T01:43:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.5976","created_at":"2026-05-18T01:43:07Z"},{"alias_kind":"pith_short_12","alias_value":"U7CGEC6HENBS","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_16","alias_value":"U7CGEC6HENBSF3QD","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_8","alias_value":"U7CGEC6H","created_at":"2026-05-18T12:28:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:U7CGEC6HENBSF3QDY3MQUBIAZF","target":"record","payload":{"canonical_record":{"source":{"id":"1405.5976","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-05-23T07:23:46Z","cross_cats_sorted":[],"title_canon_sha256":"cc08bd75e8c0d776cdedb12fa600895ff891ecbaf6f313869c4bff087e2888d7","abstract_canon_sha256":"d12e2ae2f8a5e4897e4b73dc97d4b714096862a90bc9af072f2e77cdf4f0b7c4"},"schema_version":"1.0"},"canonical_sha256":"a7c4620bc7234322ee03c6d90a0500c9657a60da3b17e6669aa2069ed3543019","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:07.139819Z","signature_b64":"4gP9JL8DYZvN6DwSYvs3IUhA8xHE0Om4jGu6M4+6MuU8P5yY6nij7fcZ5nGYXfjrtg/kItKCYkOQMotCCyTiAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a7c4620bc7234322ee03c6d90a0500c9657a60da3b17e6669aa2069ed3543019","last_reissued_at":"2026-05-18T01:43:07.139048Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:07.139048Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1405.5976","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:43:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2RxEaNGVG+/Rc5pv/WVuzisHaQ+U//FN78RgvGZKf7YfFGQxcFQo7QOJBQLTqrkQKwLSGiPfiFTeW0WOh1R7AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T01:39:47.967522Z"},"content_sha256":"6905b354b813a1230f84e9be384ddb990470e0328d513e5b843d7f120780a093","schema_version":"1.0","event_id":"sha256:6905b354b813a1230f84e9be384ddb990470e0328d513e5b843d7f120780a093"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:U7CGEC6HENBSF3QDY3MQUBIAZF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Significant enhancement of superconductivity under hydrostatic pressure in CeO0.5F0.5BiS2 superconductor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"H. Kishan, Rajveer Jha, V.P.S. Awana","submitted_at":"2014-05-23T07:23:46Z","abstract_excerpt":"We report the effect of hydrostatic pressure (0-1.97GPa) on the superconductivity of BiS2 based CeO0.5F0.5BiS2 compound. The CeO0.5F0.5BiS2 superconductor was synthesized by the solid state reaction route and the compound is crystallized in tetragonal P4/nmm space group. The studied compound shows superconductivity with transition temperature of 2.5K (Tconset) at ambient pressure, which has been enhanced to 8 K at applied pressure of 1.97 GPa. The observed normal resistivity exhibited semiconducting behavior. The data of normal state resistivity R(T) has been fitted by activation type equation"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.5976","kind":"arxiv","version":2},"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":"2026-05-18T01:43:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kTRz/ZzvdHNiJ+0cjsL6SgsFg3wRFkChqQHdntTY51+dsRTbzQjjGE6uTsXqVpk9aQZFnIdvzLrYN8T1FTw9Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T01:39:47.967863Z"},"content_sha256":"c5cf7fbf3c0139c989973559f238dfaabc81b2a50236fe02ca14ac8f1de40907","schema_version":"1.0","event_id":"sha256:c5cf7fbf3c0139c989973559f238dfaabc81b2a50236fe02ca14ac8f1de40907"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U7CGEC6HENBSF3QDY3MQUBIAZF/bundle.json","state_url":"https://pith.science/pith/U7CGEC6HENBSF3QDY3MQUBIAZF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U7CGEC6HENBSF3QDY3MQUBIAZF/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":"2026-05-28T01:39:47Z","links":{"resolver":"https://pith.science/pith/U7CGEC6HENBSF3QDY3MQUBIAZF","bundle":"https://pith.science/pith/U7CGEC6HENBSF3QDY3MQUBIAZF/bundle.json","state":"https://pith.science/pith/U7CGEC6HENBSF3QDY3MQUBIAZF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U7CGEC6HENBSF3QDY3MQUBIAZF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:U7CGEC6HENBSF3QDY3MQUBIAZF","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":"d12e2ae2f8a5e4897e4b73dc97d4b714096862a90bc9af072f2e77cdf4f0b7c4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-05-23T07:23:46Z","title_canon_sha256":"cc08bd75e8c0d776cdedb12fa600895ff891ecbaf6f313869c4bff087e2888d7"},"schema_version":"1.0","source":{"id":"1405.5976","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.5976","created_at":"2026-05-18T01:43:07Z"},{"alias_kind":"arxiv_version","alias_value":"1405.5976v2","created_at":"2026-05-18T01:43:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.5976","created_at":"2026-05-18T01:43:07Z"},{"alias_kind":"pith_short_12","alias_value":"U7CGEC6HENBS","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_16","alias_value":"U7CGEC6HENBSF3QD","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_8","alias_value":"U7CGEC6H","created_at":"2026-05-18T12:28:52Z"}],"graph_snapshots":[{"event_id":"sha256:c5cf7fbf3c0139c989973559f238dfaabc81b2a50236fe02ca14ac8f1de40907","target":"graph","created_at":"2026-05-18T01:43:07Z","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 report the effect of hydrostatic pressure (0-1.97GPa) on the superconductivity of BiS2 based CeO0.5F0.5BiS2 compound. The CeO0.5F0.5BiS2 superconductor was synthesized by the solid state reaction route and the compound is crystallized in tetragonal P4/nmm space group. The studied compound shows superconductivity with transition temperature of 2.5K (Tconset) at ambient pressure, which has been enhanced to 8 K at applied pressure of 1.97 GPa. The observed normal resistivity exhibited semiconducting behavior. The data of normal state resistivity R(T) has been fitted by activation type equation","authors_text":"H. Kishan, Rajveer Jha, V.P.S. Awana","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-05-23T07:23:46Z","title":"Significant enhancement of superconductivity under hydrostatic pressure in CeO0.5F0.5BiS2 superconductor"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.5976","kind":"arxiv","version":2},"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":"sha256:6905b354b813a1230f84e9be384ddb990470e0328d513e5b843d7f120780a093","target":"record","created_at":"2026-05-18T01:43:07Z","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":"d12e2ae2f8a5e4897e4b73dc97d4b714096862a90bc9af072f2e77cdf4f0b7c4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-05-23T07:23:46Z","title_canon_sha256":"cc08bd75e8c0d776cdedb12fa600895ff891ecbaf6f313869c4bff087e2888d7"},"schema_version":"1.0","source":{"id":"1405.5976","kind":"arxiv","version":2}},"canonical_sha256":"a7c4620bc7234322ee03c6d90a0500c9657a60da3b17e6669aa2069ed3543019","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a7c4620bc7234322ee03c6d90a0500c9657a60da3b17e6669aa2069ed3543019","first_computed_at":"2026-05-18T01:43:07.139048Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:07.139048Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4gP9JL8DYZvN6DwSYvs3IUhA8xHE0Om4jGu6M4+6MuU8P5yY6nij7fcZ5nGYXfjrtg/kItKCYkOQMotCCyTiAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:07.139819Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.5976","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6905b354b813a1230f84e9be384ddb990470e0328d513e5b843d7f120780a093","sha256:c5cf7fbf3c0139c989973559f238dfaabc81b2a50236fe02ca14ac8f1de40907"],"state_sha256":"0887b4fb34c10b417a0d1c77f1c61af1a542cfcb752745a763035c7b1d88e341"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tUnNobwHi1x+eKYCgHlHqiY1Cbjf7wpg8+CTj9bLddUpTTAOXp1rXDol5NWTwHtqGHXvUMhWtfycwMJF8N1qAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T01:39:47.969836Z","bundle_sha256":"589dacd58cce01ba5e991c6bfcafcda1d863b0c7a319615dbf97ad443d2faca9"}}