{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:42OQPJ7MK2NDG4MD3U6LLQ762H","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":"97e1c6b936bdad36b6e7bae6a08c4455e08d45ad36930eac59c716e18e795fee","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2005-04-29T18:16:24Z","title_canon_sha256":"354864b64ee1b6d8ec41935655fb24194e1e2b96ea4393db624d26d564b9b4b7"},"schema_version":"1.0","source":{"id":"cond-mat/0504793","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0504793","created_at":"2026-07-04T16:53:51Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0504793v1","created_at":"2026-07-04T16:53:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0504793","created_at":"2026-07-04T16:53:51Z"},{"alias_kind":"pith_short_12","alias_value":"42OQPJ7MK2ND","created_at":"2026-07-04T16:53:51Z"},{"alias_kind":"pith_short_16","alias_value":"42OQPJ7MK2NDG4MD","created_at":"2026-07-04T16:53:51Z"},{"alias_kind":"pith_short_8","alias_value":"42OQPJ7M","created_at":"2026-07-04T16:53:51Z"}],"graph_snapshots":[{"event_id":"sha256:6548a27b44639bc08c2380e402cd819684720f80d8317e80e10310830e53cba7","target":"graph","created_at":"2026-07-04T16:53:51Z","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/cond-mat/0504793/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Polycrystalline MgB2 samples with GaN additions were prepared by reaction of Mg, B, and GaN powders. The presence of Ga leads to a low melting eutectic phase which allowed liquid phase sintering and produces plate-like grains. For low-level GaN additions (5% at. % or less), the critical transition temperature, Tc, remained unchanged and in 1T magnetic field, the critical current density, Jc was enhanced by a factor of 2 and 10, for temperatures of \\~5K and 20K, respectively. The values obtained are approaching those of hot isostatically pressed samples.","authors_text":"B. A. Glowacki, J. L. MacManus-Driscoll, M. Wei, S. K. Chen, Z. Lockman","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2005-04-29T18:16:24Z","title":"Improved Current Densities in MgB2 By Liquid-Assisted Sintering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0504793","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":"sha256:66ac068bd0b1e9f9b5100b7f5f2e075868fba610fc53338d4f3037e02e1ffff7","target":"record","created_at":"2026-07-04T16:53:51Z","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":"97e1c6b936bdad36b6e7bae6a08c4455e08d45ad36930eac59c716e18e795fee","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2005-04-29T18:16:24Z","title_canon_sha256":"354864b64ee1b6d8ec41935655fb24194e1e2b96ea4393db624d26d564b9b4b7"},"schema_version":"1.0","source":{"id":"cond-mat/0504793","kind":"arxiv","version":1}},"canonical_sha256":"e69d07a7ec569a337183dd3cb5c3fed1ce92dc3c5b00ecb6cfb0b8ac920e2254","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e69d07a7ec569a337183dd3cb5c3fed1ce92dc3c5b00ecb6cfb0b8ac920e2254","first_computed_at":"2026-07-04T16:53:51.069510Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:53:51.069510Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AKbV5obGSSDn9Q61gbBHfug6mad4xb6mkuSOB/bSN6zknO3Xx+rqZ6XpPt7qkIKulOJXEHep2b/HM89ZwA+0Ag==","signature_status":"signed_v1","signed_at":"2026-07-04T16:53:51.069865Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0504793","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:66ac068bd0b1e9f9b5100b7f5f2e075868fba610fc53338d4f3037e02e1ffff7","sha256:6548a27b44639bc08c2380e402cd819684720f80d8317e80e10310830e53cba7"],"state_sha256":"6a0a6a8e2b29512e9b787230979a432aac3463cb3ff9dc0c1d282ee6bc62a2d8"}