{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:I2QMGRV6Y7EWJIF66QMOWQIKOK","short_pith_number":"pith:I2QMGRV6","schema_version":"1.0","canonical_sha256":"46a0c346bec7c964a0bef418eb410a72b378d9aee947a097b9e18a94cce9286c","source":{"kind":"arxiv","id":"1701.04204","version":1},"attestation_state":"computed","paper":{"title":"Surface charging of thick porous water ice layers relevant for ion sputtering experiments","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.IM","authors_text":"A. Galli, A. Pommerol, A. Vorburger, B. Jost, M. Tulej, N. Thomas, O. Poch, P. Wurz, Y. Brouet","submitted_at":"2017-01-16T09:00:14Z","abstract_excerpt":"We use a laboratory facility to study the sputtering properties of centimeter-thick porous water ice subjected to the bombardment of ions and electrons to better understand the formation of exospheres of the icy moons of Jupiter. Our ice samples are as similar as possible to the expected moon surfaces but surface charging of the samples during ion irradiation may distort the experimental results. We therefore monitor the time scales for charging and dis- charging of the samples when subjected to a beam of ions. These experiments allow us to derive an electric conductivity of deep porous ice la"},"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":"1701.04204","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-01-16T09:00:14Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"6d423f15f5931364020d7e4ecb39c12dca70459d8c55cc1a23bca3cc92b1a308","abstract_canon_sha256":"7bebca7a13bacae35d0da99043585969706b68803e5ec56b31997420fbfbdd55"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:01.867976Z","signature_b64":"csxXNbWxNi9BSDXVQyxR0oglA9KAUoHzyebv9q4NMTw4zU2fTbO85QQ9bzjiB6y5Hx6g/fX/hjIjo+wy1BLGDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"46a0c346bec7c964a0bef418eb410a72b378d9aee947a097b9e18a94cce9286c","last_reissued_at":"2026-05-18T00:51:01.867541Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:01.867541Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Surface charging of thick porous water ice layers relevant for ion sputtering experiments","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.IM","authors_text":"A. Galli, A. Pommerol, A. Vorburger, B. Jost, M. Tulej, N. Thomas, O. Poch, P. Wurz, Y. Brouet","submitted_at":"2017-01-16T09:00:14Z","abstract_excerpt":"We use a laboratory facility to study the sputtering properties of centimeter-thick porous water ice subjected to the bombardment of ions and electrons to better understand the formation of exospheres of the icy moons of Jupiter. Our ice samples are as similar as possible to the expected moon surfaces but surface charging of the samples during ion irradiation may distort the experimental results. We therefore monitor the time scales for charging and dis- charging of the samples when subjected to a beam of ions. These experiments allow us to derive an electric conductivity of deep porous ice la"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.04204","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":""},"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":"1701.04204","created_at":"2026-05-18T00:51:01.867606+00:00"},{"alias_kind":"arxiv_version","alias_value":"1701.04204v1","created_at":"2026-05-18T00:51:01.867606+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.04204","created_at":"2026-05-18T00:51:01.867606+00:00"},{"alias_kind":"pith_short_12","alias_value":"I2QMGRV6Y7EW","created_at":"2026-05-18T12:31:21.493067+00:00"},{"alias_kind":"pith_short_16","alias_value":"I2QMGRV6Y7EWJIF6","created_at":"2026-05-18T12:31:21.493067+00:00"},{"alias_kind":"pith_short_8","alias_value":"I2QMGRV6","created_at":"2026-05-18T12:31:21.493067+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/I2QMGRV6Y7EWJIF66QMOWQIKOK","json":"https://pith.science/pith/I2QMGRV6Y7EWJIF66QMOWQIKOK.json","graph_json":"https://pith.science/api/pith-number/I2QMGRV6Y7EWJIF66QMOWQIKOK/graph.json","events_json":"https://pith.science/api/pith-number/I2QMGRV6Y7EWJIF66QMOWQIKOK/events.json","paper":"https://pith.science/paper/I2QMGRV6"},"agent_actions":{"view_html":"https://pith.science/pith/I2QMGRV6Y7EWJIF66QMOWQIKOK","download_json":"https://pith.science/pith/I2QMGRV6Y7EWJIF66QMOWQIKOK.json","view_paper":"https://pith.science/paper/I2QMGRV6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1701.04204&json=true","fetch_graph":"https://pith.science/api/pith-number/I2QMGRV6Y7EWJIF66QMOWQIKOK/graph.json","fetch_events":"https://pith.science/api/pith-number/I2QMGRV6Y7EWJIF66QMOWQIKOK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/I2QMGRV6Y7EWJIF66QMOWQIKOK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/I2QMGRV6Y7EWJIF66QMOWQIKOK/action/storage_attestation","attest_author":"https://pith.science/pith/I2QMGRV6Y7EWJIF66QMOWQIKOK/action/author_attestation","sign_citation":"https://pith.science/pith/I2QMGRV6Y7EWJIF66QMOWQIKOK/action/citation_signature","submit_replication":"https://pith.science/pith/I2QMGRV6Y7EWJIF66QMOWQIKOK/action/replication_record"}},"created_at":"2026-05-18T00:51:01.867606+00:00","updated_at":"2026-05-18T00:51:01.867606+00:00"}