{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:5RZD52KPWL7RAOID4U6KTSTMZ2","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":"caeef8e9f5fa1015319555eb4079cdb73483bd176b66fd2f49956dbfefe4731e","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-09-10T04:39:54Z","title_canon_sha256":"4be9b1c4b6bb3af9e4fdec66e27510b202b117bbd580561644af262a49e1dd3d"},"schema_version":"1.0","source":{"id":"1809.03131","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.03131","created_at":"2026-05-18T00:06:09Z"},{"alias_kind":"arxiv_version","alias_value":"1809.03131v1","created_at":"2026-05-18T00:06:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.03131","created_at":"2026-05-18T00:06:09Z"},{"alias_kind":"pith_short_12","alias_value":"5RZD52KPWL7R","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_16","alias_value":"5RZD52KPWL7RAOID","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_8","alias_value":"5RZD52KP","created_at":"2026-05-18T12:32:08Z"}],"graph_snapshots":[{"event_id":"sha256:9cce087b90610b3247de62e4a4ce1b48148879cb56b3628527a605247b53fffc","target":"graph","created_at":"2026-05-18T00:06:09Z","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":"A simple hydrothermal method was developed for the synthesis of ultra fine single-crystal {\\alpha}-MnO2 nanowires by only using potassium permanganate and sodium nitrite in acidic solution, without any seed or template. Detailed analysis of the obtained nanowires was done using X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR) and high resolution transmission electron microscopy (HRTEM) measurements. The as-prepared {\\alpha}-MnO2 nanowires have the average diameter of 10-40nm and a length up to 0.1 to 2{\\mu}m. Moreover, the effects of reaction temperature, time and reacta","authors_text":"Arijit Sen, Niraj Kumar, P. Dineshkumar, R. Rameshbabu","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-09-10T04:39:54Z","title":"Morphological analysis of ultra fine {\\alpha}-MnO2 nanowires under different reaction conditions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.03131","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:dcbdb74c9e004267be9db714439e61c6e734399299d2dd260eca6600e1a593a7","target":"record","created_at":"2026-05-18T00:06:09Z","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":"caeef8e9f5fa1015319555eb4079cdb73483bd176b66fd2f49956dbfefe4731e","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-09-10T04:39:54Z","title_canon_sha256":"4be9b1c4b6bb3af9e4fdec66e27510b202b117bbd580561644af262a49e1dd3d"},"schema_version":"1.0","source":{"id":"1809.03131","kind":"arxiv","version":1}},"canonical_sha256":"ec723ee94fb2ff103903e53ca9ca6ccea5489cb55c77b2b87e287e76af99b5bd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ec723ee94fb2ff103903e53ca9ca6ccea5489cb55c77b2b87e287e76af99b5bd","first_computed_at":"2026-05-18T00:06:09.898703Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:06:09.898703Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mmwKEqtqTrScrs0Gy9Jy0Uauom8qE61/3eSH9JGvIEh+g1IPb1yJDteuhjuTqU7cWL0gZsuObVd99QhieiE8BQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:06:09.899428Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.03131","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dcbdb74c9e004267be9db714439e61c6e734399299d2dd260eca6600e1a593a7","sha256:9cce087b90610b3247de62e4a4ce1b48148879cb56b3628527a605247b53fffc"],"state_sha256":"74aa3d649c6a75ad28d78617a75268aa376751aeab799bebf61aaf738205d5b3"}