{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:MI7DDXNDRKCGFS3Q32SCYFXMOG","short_pith_number":"pith:MI7DDXND","schema_version":"1.0","canonical_sha256":"623e31dda38a8462cb70dea42c16ec719f2d05449f2a057168e46c353f702607","source":{"kind":"arxiv","id":"2606.27389","version":1},"attestation_state":"computed","paper":{"title":"Magnetron Sputtering Formation of Nanoparticles from Natural Olivine Rock for Atmospheric CO2 Capture","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.gen-ph","authors_text":"Alberto Calloni, Alessandro Podest\\`a, Brendan Matulis, Fernando C\\'amara, Gianlorenzo Bussetti, Greyson Wells, Marcel Di Vece, Nicola Rotiroti, Stefania Crespi, Yuwei Zhang","submitted_at":"2026-06-18T11:44:40Z","abstract_excerpt":"The two-birds-one-stone mineralization of CO2 by olivine, is a promising method to both capture carbon directly from the atmosphere and at the same time locking it for storage or utilization. Converting olivine to the nanoscale considerably enhances the kinetics without the need for high temperatures or pressures. Here we present the fabrication of olivine nanoparticles from a natural rock that were fabricated in a gas aggregation magnetron nanoparticle generator. The nanoparticle yield was optimized by enhancing the argon plasma sputter plasma by hydrogen introduction and varying the aggregat"},"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":"2606.27389","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.gen-ph","submitted_at":"2026-06-18T11:44:40Z","cross_cats_sorted":[],"title_canon_sha256":"712f4b5010cb0684d6f0a37b02e0e5c31770aee01c3399a0488f40f44ef44d0d","abstract_canon_sha256":"3aff7e87f65d0ce7cce8031717add74f3bded96eeae335764fb39c932d355f8c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-29T00:14:04.584850Z","signature_b64":"W5o9/w99Pl/me9HkchlcIZHTyIaXU14mVfpQ6fGw8t+TGHDTX/kYzyZMVIgZktw5y9ZZeUbp6X6/bH2wQEiMBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"623e31dda38a8462cb70dea42c16ec719f2d05449f2a057168e46c353f702607","last_reissued_at":"2026-06-29T00:14:04.584451Z","signature_status":"signed_v1","first_computed_at":"2026-06-29T00:14:04.584451Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Magnetron Sputtering Formation of Nanoparticles from Natural Olivine Rock for Atmospheric CO2 Capture","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.gen-ph","authors_text":"Alberto Calloni, Alessandro Podest\\`a, Brendan Matulis, Fernando C\\'amara, Gianlorenzo Bussetti, Greyson Wells, Marcel Di Vece, Nicola Rotiroti, Stefania Crespi, Yuwei Zhang","submitted_at":"2026-06-18T11:44:40Z","abstract_excerpt":"The two-birds-one-stone mineralization of CO2 by olivine, is a promising method to both capture carbon directly from the atmosphere and at the same time locking it for storage or utilization. Converting olivine to the nanoscale considerably enhances the kinetics without the need for high temperatures or pressures. Here we present the fabrication of olivine nanoparticles from a natural rock that were fabricated in a gas aggregation magnetron nanoparticle generator. The nanoparticle yield was optimized by enhancing the argon plasma sputter plasma by hydrogen introduction and varying the aggregat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.27389","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/2606.27389/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":"2606.27389","created_at":"2026-06-29T00:14:04.584512+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.27389v1","created_at":"2026-06-29T00:14:04.584512+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.27389","created_at":"2026-06-29T00:14:04.584512+00:00"},{"alias_kind":"pith_short_12","alias_value":"MI7DDXNDRKCG","created_at":"2026-06-29T00:14:04.584512+00:00"},{"alias_kind":"pith_short_16","alias_value":"MI7DDXNDRKCGFS3Q","created_at":"2026-06-29T00:14:04.584512+00:00"},{"alias_kind":"pith_short_8","alias_value":"MI7DDXND","created_at":"2026-06-29T00:14:04.584512+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/MI7DDXNDRKCGFS3Q32SCYFXMOG","json":"https://pith.science/pith/MI7DDXNDRKCGFS3Q32SCYFXMOG.json","graph_json":"https://pith.science/api/pith-number/MI7DDXNDRKCGFS3Q32SCYFXMOG/graph.json","events_json":"https://pith.science/api/pith-number/MI7DDXNDRKCGFS3Q32SCYFXMOG/events.json","paper":"https://pith.science/paper/MI7DDXND"},"agent_actions":{"view_html":"https://pith.science/pith/MI7DDXNDRKCGFS3Q32SCYFXMOG","download_json":"https://pith.science/pith/MI7DDXNDRKCGFS3Q32SCYFXMOG.json","view_paper":"https://pith.science/paper/MI7DDXND","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.27389&json=true","fetch_graph":"https://pith.science/api/pith-number/MI7DDXNDRKCGFS3Q32SCYFXMOG/graph.json","fetch_events":"https://pith.science/api/pith-number/MI7DDXNDRKCGFS3Q32SCYFXMOG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MI7DDXNDRKCGFS3Q32SCYFXMOG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MI7DDXNDRKCGFS3Q32SCYFXMOG/action/storage_attestation","attest_author":"https://pith.science/pith/MI7DDXNDRKCGFS3Q32SCYFXMOG/action/author_attestation","sign_citation":"https://pith.science/pith/MI7DDXNDRKCGFS3Q32SCYFXMOG/action/citation_signature","submit_replication":"https://pith.science/pith/MI7DDXNDRKCGFS3Q32SCYFXMOG/action/replication_record"}},"created_at":"2026-06-29T00:14:04.584512+00:00","updated_at":"2026-06-29T00:14:04.584512+00:00"}