{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:SVAJCSXTNJ6DRO77JMV24VS3IC","short_pith_number":"pith:SVAJCSXT","schema_version":"1.0","canonical_sha256":"9540914af36a7c38bbff4b2bae565b40828cc02c1e41888f2f890cba0ff1634f","source":{"kind":"arxiv","id":"2112.03563","version":1},"attestation_state":"computed","paper":{"title":"Electrocatalytic reduction of nitrogen to ammonia in ionic liquids","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.chem-ph","authors_text":"Hao Wang, Lei Liu, Wenping Hu, Yanrong Liu, Yuan Tian","submitted_at":"2021-12-07T08:32:26Z","abstract_excerpt":"Ammonia NH3 is an important raw material for nitrogen fertilizer production and is widely used in industry. It is also a carbon free renewable fuel and an excellent hydrogen storage material. Reaction conditions of traditional Haber Bosch process are very harsh although it supports most of todays NH3 production. Recently, electrocatalytic nitrogen reduction reaction NRR has become one of the effective alternative methods to the traditional Haber Bosch process due to the advantages of mild operation conditions and almost no environmental pollutions. Ionic liquids ILs act as one of green solvent"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2112.03563","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.chem-ph","submitted_at":"2021-12-07T08:32:26Z","cross_cats_sorted":[],"title_canon_sha256":"5e384c6bf2c6bf5892fb0380d55902ded85cc9d2cae58f3cf47a7ec2630df8fc","abstract_canon_sha256":"7acfbd9eb5b03d15c1101c02061c831f4fdddd71bc3120113e17d20207aa35ad"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:38:46.845407Z","signature_b64":"jRJqd7GM+8BSiFF3WwDphyHHIxyulyyzTcpLzbbGhFimDhLLUjVQB0n2gPMtE5pS1s2+7wTh4bHcIeLca4rODg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9540914af36a7c38bbff4b2bae565b40828cc02c1e41888f2f890cba0ff1634f","last_reissued_at":"2026-07-05T03:38:46.843505Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:38:46.843505Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Electrocatalytic reduction of nitrogen to ammonia in ionic liquids","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.chem-ph","authors_text":"Hao Wang, Lei Liu, Wenping Hu, Yanrong Liu, Yuan Tian","submitted_at":"2021-12-07T08:32:26Z","abstract_excerpt":"Ammonia NH3 is an important raw material for nitrogen fertilizer production and is widely used in industry. It is also a carbon free renewable fuel and an excellent hydrogen storage material. Reaction conditions of traditional Haber Bosch process are very harsh although it supports most of todays NH3 production. Recently, electrocatalytic nitrogen reduction reaction NRR has become one of the effective alternative methods to the traditional Haber Bosch process due to the advantages of mild operation conditions and almost no environmental pollutions. Ionic liquids ILs act as one of green solvent"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.03563","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/2112.03563/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2112.03563","created_at":"2026-07-05T03:38:46.845080+00:00"},{"alias_kind":"arxiv_version","alias_value":"2112.03563v1","created_at":"2026-07-05T03:38:46.845080+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.03563","created_at":"2026-07-05T03:38:46.845080+00:00"},{"alias_kind":"pith_short_12","alias_value":"SVAJCSXTNJ6D","created_at":"2026-07-05T03:38:46.845080+00:00"},{"alias_kind":"pith_short_16","alias_value":"SVAJCSXTNJ6DRO77","created_at":"2026-07-05T03:38:46.845080+00:00"},{"alias_kind":"pith_short_8","alias_value":"SVAJCSXT","created_at":"2026-07-05T03:38:46.845080+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/SVAJCSXTNJ6DRO77JMV24VS3IC","json":"https://pith.science/pith/SVAJCSXTNJ6DRO77JMV24VS3IC.json","graph_json":"https://pith.science/api/pith-number/SVAJCSXTNJ6DRO77JMV24VS3IC/graph.json","events_json":"https://pith.science/api/pith-number/SVAJCSXTNJ6DRO77JMV24VS3IC/events.json","paper":"https://pith.science/paper/SVAJCSXT"},"agent_actions":{"view_html":"https://pith.science/pith/SVAJCSXTNJ6DRO77JMV24VS3IC","download_json":"https://pith.science/pith/SVAJCSXTNJ6DRO77JMV24VS3IC.json","view_paper":"https://pith.science/paper/SVAJCSXT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2112.03563&json=true","fetch_graph":"https://pith.science/api/pith-number/SVAJCSXTNJ6DRO77JMV24VS3IC/graph.json","fetch_events":"https://pith.science/api/pith-number/SVAJCSXTNJ6DRO77JMV24VS3IC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SVAJCSXTNJ6DRO77JMV24VS3IC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SVAJCSXTNJ6DRO77JMV24VS3IC/action/storage_attestation","attest_author":"https://pith.science/pith/SVAJCSXTNJ6DRO77JMV24VS3IC/action/author_attestation","sign_citation":"https://pith.science/pith/SVAJCSXTNJ6DRO77JMV24VS3IC/action/citation_signature","submit_replication":"https://pith.science/pith/SVAJCSXTNJ6DRO77JMV24VS3IC/action/replication_record"}},"created_at":"2026-07-05T03:38:46.845080+00:00","updated_at":"2026-07-05T03:38:46.845080+00:00"}