{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:3SYXW4JYO2Y3IRUJ5Q7AZGRM5Z","short_pith_number":"pith:3SYXW4JY","canonical_record":{"source":{"id":"1208.3077","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-15T10:08:07Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"0227fe454b5fc15e3783f84909b6b9b8f8a95899dadd29e802224bf66d552944","abstract_canon_sha256":"6b9166df647be9447c04ff6916f6cd79cf9627b617885fba20b2241679aa73e3"},"schema_version":"1.0"},"canonical_sha256":"dcb17b713876b1b44689ec3e0c9a2cee605f496020bd735546afc7c1a403d736","source":{"kind":"arxiv","id":"1208.3077","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.3077","created_at":"2026-05-18T01:55:15Z"},{"alias_kind":"arxiv_version","alias_value":"1208.3077v4","created_at":"2026-05-18T01:55:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.3077","created_at":"2026-05-18T01:55:15Z"},{"alias_kind":"pith_short_12","alias_value":"3SYXW4JYO2Y3","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"3SYXW4JYO2Y3IRUJ","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"3SYXW4JY","created_at":"2026-05-18T12:26:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:3SYXW4JYO2Y3IRUJ5Q7AZGRM5Z","target":"record","payload":{"canonical_record":{"source":{"id":"1208.3077","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-15T10:08:07Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"0227fe454b5fc15e3783f84909b6b9b8f8a95899dadd29e802224bf66d552944","abstract_canon_sha256":"6b9166df647be9447c04ff6916f6cd79cf9627b617885fba20b2241679aa73e3"},"schema_version":"1.0"},"canonical_sha256":"dcb17b713876b1b44689ec3e0c9a2cee605f496020bd735546afc7c1a403d736","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:55:15.716477Z","signature_b64":"HT0d9SdwOXl0kdQskPBrVjjNARdCBmvChfTtC3WeXIL9x7J2E337egkDJ+CEKPcrYrQaubX2nFnNQB1w4WaUAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dcb17b713876b1b44689ec3e0c9a2cee605f496020bd735546afc7c1a403d736","last_reissued_at":"2026-05-18T01:55:15.716048Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:55:15.716048Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1208.3077","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:55:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UXQPKCuuuWrwMp9mUD8ab/ZB2SWR4fYCzv4Obt3HgXo+xawRe+hmjwv14jSJRjCBVAKMnIh7/obEOYzu/NMcDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T15:19:15.144120Z"},"content_sha256":"8dee0e08d91d8735d5657cbcf66a39ef61b6cea3b5bc3a628ba5fdc2ef1ba392","schema_version":"1.0","event_id":"sha256:8dee0e08d91d8735d5657cbcf66a39ef61b6cea3b5bc3a628ba5fdc2ef1ba392"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:3SYXW4JYO2Y3IRUJ5Q7AZGRM5Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Superconductivity at 5K in NdO0.5F0.5BiS2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Anuj Kumar, Rajveer Jha, Shiva Kumar Singh, V.P.S. Awana","submitted_at":"2012-08-15T10:08:07Z","abstract_excerpt":"We report appearance of superconductivity at 5K in NdO0.5F0.5BiS2 and supplement the discovery [1] of the same in layered sulfide based ZrCuSiAs type compounds. The bulk polycrystalline compound is synthesized by conventional solid state route via vacuum encapsulation technique. Detailed structural analysis showed that the studied compound is crystallized in tetragonal P4/nmm space group with lattice parameters a = 3.9911(3) {\\AA}, c = 13.3830(2) {\\AA}. Bulk superconductivity is established in NdO0.5F0.5BiS2 at 5K by both transport and magnetic measurements. Electrical transport measurements s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.3077","kind":"arxiv","version":4},"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":"2026-05-18T01:55:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"13ZjA2KilM2GktY2TBa81F7/oocbUgCQPnQdvojsukDQDPKxFrNRRUPtz1WJWWYE8MRQa9NWw2nGxfFHd0peBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T15:19:15.144776Z"},"content_sha256":"f9158eddddd4f159c33ff74d49bc4ef1c3d28be140ae7d4952de3e7eca44ccb9","schema_version":"1.0","event_id":"sha256:f9158eddddd4f159c33ff74d49bc4ef1c3d28be140ae7d4952de3e7eca44ccb9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3SYXW4JYO2Y3IRUJ5Q7AZGRM5Z/bundle.json","state_url":"https://pith.science/pith/3SYXW4JYO2Y3IRUJ5Q7AZGRM5Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3SYXW4JYO2Y3IRUJ5Q7AZGRM5Z/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":"2026-05-25T15:19:15Z","links":{"resolver":"https://pith.science/pith/3SYXW4JYO2Y3IRUJ5Q7AZGRM5Z","bundle":"https://pith.science/pith/3SYXW4JYO2Y3IRUJ5Q7AZGRM5Z/bundle.json","state":"https://pith.science/pith/3SYXW4JYO2Y3IRUJ5Q7AZGRM5Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3SYXW4JYO2Y3IRUJ5Q7AZGRM5Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:3SYXW4JYO2Y3IRUJ5Q7AZGRM5Z","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":"6b9166df647be9447c04ff6916f6cd79cf9627b617885fba20b2241679aa73e3","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-15T10:08:07Z","title_canon_sha256":"0227fe454b5fc15e3783f84909b6b9b8f8a95899dadd29e802224bf66d552944"},"schema_version":"1.0","source":{"id":"1208.3077","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.3077","created_at":"2026-05-18T01:55:15Z"},{"alias_kind":"arxiv_version","alias_value":"1208.3077v4","created_at":"2026-05-18T01:55:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.3077","created_at":"2026-05-18T01:55:15Z"},{"alias_kind":"pith_short_12","alias_value":"3SYXW4JYO2Y3","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"3SYXW4JYO2Y3IRUJ","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"3SYXW4JY","created_at":"2026-05-18T12:26:53Z"}],"graph_snapshots":[{"event_id":"sha256:f9158eddddd4f159c33ff74d49bc4ef1c3d28be140ae7d4952de3e7eca44ccb9","target":"graph","created_at":"2026-05-18T01:55:15Z","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"},"paper":{"abstract_excerpt":"We report appearance of superconductivity at 5K in NdO0.5F0.5BiS2 and supplement the discovery [1] of the same in layered sulfide based ZrCuSiAs type compounds. The bulk polycrystalline compound is synthesized by conventional solid state route via vacuum encapsulation technique. Detailed structural analysis showed that the studied compound is crystallized in tetragonal P4/nmm space group with lattice parameters a = 3.9911(3) {\\AA}, c = 13.3830(2) {\\AA}. Bulk superconductivity is established in NdO0.5F0.5BiS2 at 5K by both transport and magnetic measurements. Electrical transport measurements s","authors_text":"Anuj Kumar, Rajveer Jha, Shiva Kumar Singh, V.P.S. Awana","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-15T10:08:07Z","title":"Superconductivity at 5K in NdO0.5F0.5BiS2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.3077","kind":"arxiv","version":4},"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":"sha256:8dee0e08d91d8735d5657cbcf66a39ef61b6cea3b5bc3a628ba5fdc2ef1ba392","target":"record","created_at":"2026-05-18T01:55:15Z","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":"6b9166df647be9447c04ff6916f6cd79cf9627b617885fba20b2241679aa73e3","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-15T10:08:07Z","title_canon_sha256":"0227fe454b5fc15e3783f84909b6b9b8f8a95899dadd29e802224bf66d552944"},"schema_version":"1.0","source":{"id":"1208.3077","kind":"arxiv","version":4}},"canonical_sha256":"dcb17b713876b1b44689ec3e0c9a2cee605f496020bd735546afc7c1a403d736","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dcb17b713876b1b44689ec3e0c9a2cee605f496020bd735546afc7c1a403d736","first_computed_at":"2026-05-18T01:55:15.716048Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:55:15.716048Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HT0d9SdwOXl0kdQskPBrVjjNARdCBmvChfTtC3WeXIL9x7J2E337egkDJ+CEKPcrYrQaubX2nFnNQB1w4WaUAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:55:15.716477Z","signed_message":"canonical_sha256_bytes"},"source_id":"1208.3077","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8dee0e08d91d8735d5657cbcf66a39ef61b6cea3b5bc3a628ba5fdc2ef1ba392","sha256:f9158eddddd4f159c33ff74d49bc4ef1c3d28be140ae7d4952de3e7eca44ccb9"],"state_sha256":"ab39e498e91649ef2d2095df8dd2e00a16457b47fd18e9895f44d54c88ba2373"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PFiBN3RHpDGVLO0qrgEAbZ0gJGAn2ykm4dilmjV5EGmb2zJ3vMkrl7bJcnkKAhuY3U0zccHE0X4BQqnl3cnZDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T15:19:15.148839Z","bundle_sha256":"7c2389d1b08b2cb9242f55a2a9cb53ae7b1630ecec1d351f4fd2d64abb92fd50"}}