{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:ZHFMXA5TUXOYGX27PFF4UAVCHC","short_pith_number":"pith:ZHFMXA5T","schema_version":"1.0","canonical_sha256":"c9cacb83b3a5dd835f5f794bca02a238a58723f54a657e698be1e2b34ace298f","source":{"kind":"arxiv","id":"2605.27414","version":1},"attestation_state":"computed","paper":{"title":"Efficient dispersal of submicron solid particles for stratospheric aerosol injection","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.app-ph","authors_text":"Alon Luski, Amyad Spector, Eitan Y. Levine, Elad Laor, Eran Daniel, Eshani Hettiarachchi, Ori Amsallem, Shai Rahamim, Yair Bar-Yoseph, Yair Segev, Yuval Dagan","submitted_at":"2026-05-15T16:15:23Z","abstract_excerpt":"Stratospheric aerosol injection (SAI) using solid particles has been proposed as an alternative to sulfate aerosols for solar radiation modification, but practical deployment faces challenges in efficiently deagglomerating and dispersing powders as submicron particles. Here we experimentally demonstrate pneumatic dispersal of particles in optically optimal size ranges for SAI. Using spherical amorphous silica particles, we find that applying a hydrophobic surface treatment substantially improves dispersibility, with 50-85% of treated particle mass achieving submicron sizes compared to 10% for "},"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":"2605.27414","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"physics.app-ph","submitted_at":"2026-05-15T16:15:23Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"1a74a04f4a003927c2e039a3cda16fc22530a861d9c799c200a00413240ab2aa","abstract_canon_sha256":"5ffe2985549c2ce17318c7db1e30367e8443331424b00f5db112891f8c6549b0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-28T00:05:17.643705Z","signature_b64":"GlICkpYUoCBq8dH+T5EZ0CtGdeAuh7MR3tpHICXK1QrN3kTLRcI7t1fFpU6TR0Ur4sk/oeKwGnmQ/YP+vr1pDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c9cacb83b3a5dd835f5f794bca02a238a58723f54a657e698be1e2b34ace298f","last_reissued_at":"2026-05-28T00:05:17.643237Z","signature_status":"signed_v1","first_computed_at":"2026-05-28T00:05:17.643237Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Efficient dispersal of submicron solid particles for stratospheric aerosol injection","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.app-ph","authors_text":"Alon Luski, Amyad Spector, Eitan Y. Levine, Elad Laor, Eran Daniel, Eshani Hettiarachchi, Ori Amsallem, Shai Rahamim, Yair Bar-Yoseph, Yair Segev, Yuval Dagan","submitted_at":"2026-05-15T16:15:23Z","abstract_excerpt":"Stratospheric aerosol injection (SAI) using solid particles has been proposed as an alternative to sulfate aerosols for solar radiation modification, but practical deployment faces challenges in efficiently deagglomerating and dispersing powders as submicron particles. Here we experimentally demonstrate pneumatic dispersal of particles in optically optimal size ranges for SAI. Using spherical amorphous silica particles, we find that applying a hydrophobic surface treatment substantially improves dispersibility, with 50-85% of treated particle mass achieving submicron sizes compared to 10% for "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.27414","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/2605.27414/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":"2605.27414","created_at":"2026-05-28T00:05:17.643298+00:00"},{"alias_kind":"arxiv_version","alias_value":"2605.27414v1","created_at":"2026-05-28T00:05:17.643298+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.27414","created_at":"2026-05-28T00:05:17.643298+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZHFMXA5TUXOY","created_at":"2026-05-28T00:05:17.643298+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZHFMXA5TUXOYGX27","created_at":"2026-05-28T00:05:17.643298+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZHFMXA5T","created_at":"2026-05-28T00:05:17.643298+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/ZHFMXA5TUXOYGX27PFF4UAVCHC","json":"https://pith.science/pith/ZHFMXA5TUXOYGX27PFF4UAVCHC.json","graph_json":"https://pith.science/api/pith-number/ZHFMXA5TUXOYGX27PFF4UAVCHC/graph.json","events_json":"https://pith.science/api/pith-number/ZHFMXA5TUXOYGX27PFF4UAVCHC/events.json","paper":"https://pith.science/paper/ZHFMXA5T"},"agent_actions":{"view_html":"https://pith.science/pith/ZHFMXA5TUXOYGX27PFF4UAVCHC","download_json":"https://pith.science/pith/ZHFMXA5TUXOYGX27PFF4UAVCHC.json","view_paper":"https://pith.science/paper/ZHFMXA5T","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2605.27414&json=true","fetch_graph":"https://pith.science/api/pith-number/ZHFMXA5TUXOYGX27PFF4UAVCHC/graph.json","fetch_events":"https://pith.science/api/pith-number/ZHFMXA5TUXOYGX27PFF4UAVCHC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZHFMXA5TUXOYGX27PFF4UAVCHC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZHFMXA5TUXOYGX27PFF4UAVCHC/action/storage_attestation","attest_author":"https://pith.science/pith/ZHFMXA5TUXOYGX27PFF4UAVCHC/action/author_attestation","sign_citation":"https://pith.science/pith/ZHFMXA5TUXOYGX27PFF4UAVCHC/action/citation_signature","submit_replication":"https://pith.science/pith/ZHFMXA5TUXOYGX27PFF4UAVCHC/action/replication_record"}},"created_at":"2026-05-28T00:05:17.643298+00:00","updated_at":"2026-05-28T00:05:17.643298+00:00"}