{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:OB4YYDTIQN2Q6DLDVCDOU5YMPL","short_pith_number":"pith:OB4YYDTI","schema_version":"1.0","canonical_sha256":"70798c0e6883750f0d63a886ea770c7addaf2f9e52da1f0beea0cae8dae88df7","source":{"kind":"arxiv","id":"1107.2555","version":1},"attestation_state":"computed","paper":{"title":"Influence of Non-Newtonian rheology on magma degassing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.geo-ph","authors_text":"Jean-Christophe G\\'eminard, Maurizio Ripepe, Thibaut Divoux, Val\\'erie Vidal","submitted_at":"2011-07-13T14:06:16Z","abstract_excerpt":"Many volcanoes exhibit temporal changes in their degassing process, from rapid gas puffing to lava fountaining and long-lasting quiescent passive degassing periods. This range of behaviors has been explained in terms of changes in gas flux and/or magma input rate. We report here a simple laboratory experiment which shows that the non- Newtonian rheology of magma can be responsible, alone, for such intriguing behavior, even in a stationary gas flux regime. We inject a constant gas flow-rate Q at the bottom of a non-Newtonian fluid column, and demonstrate the existence of a critical flow rate Q*"},"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":"1107.2555","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2011-07-13T14:06:16Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"70792a7035b13f1dbec9225073590acb5d9769727ab93bb1d780415be2e44e1b","abstract_canon_sha256":"ba20b7d26b149e3b239b87325d83b712f991a6867f3393ac9a546d096fdaab5c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:11:47.383110Z","signature_b64":"Uwvs0uvoLurkg0IpquGg3gLcRNxHpLWas7f37bW7ei0+t1iZAlpfYB4iyRKaPd9hJCIHOci6M3v7HWQCoh8ZDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"70798c0e6883750f0d63a886ea770c7addaf2f9e52da1f0beea0cae8dae88df7","last_reissued_at":"2026-05-18T03:11:47.382468Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:11:47.382468Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Influence of Non-Newtonian rheology on magma degassing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"physics.geo-ph","authors_text":"Jean-Christophe G\\'eminard, Maurizio Ripepe, Thibaut Divoux, Val\\'erie Vidal","submitted_at":"2011-07-13T14:06:16Z","abstract_excerpt":"Many volcanoes exhibit temporal changes in their degassing process, from rapid gas puffing to lava fountaining and long-lasting quiescent passive degassing periods. This range of behaviors has been explained in terms of changes in gas flux and/or magma input rate. We report here a simple laboratory experiment which shows that the non- Newtonian rheology of magma can be responsible, alone, for such intriguing behavior, even in a stationary gas flux regime. We inject a constant gas flow-rate Q at the bottom of a non-Newtonian fluid column, and demonstrate the existence of a critical flow rate Q*"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.2555","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":"1107.2555","created_at":"2026-05-18T03:11:47.382564+00:00"},{"alias_kind":"arxiv_version","alias_value":"1107.2555v1","created_at":"2026-05-18T03:11:47.382564+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.2555","created_at":"2026-05-18T03:11:47.382564+00:00"},{"alias_kind":"pith_short_12","alias_value":"OB4YYDTIQN2Q","created_at":"2026-05-18T12:26:37.096874+00:00"},{"alias_kind":"pith_short_16","alias_value":"OB4YYDTIQN2Q6DLD","created_at":"2026-05-18T12:26:37.096874+00:00"},{"alias_kind":"pith_short_8","alias_value":"OB4YYDTI","created_at":"2026-05-18T12:26:37.096874+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/OB4YYDTIQN2Q6DLDVCDOU5YMPL","json":"https://pith.science/pith/OB4YYDTIQN2Q6DLDVCDOU5YMPL.json","graph_json":"https://pith.science/api/pith-number/OB4YYDTIQN2Q6DLDVCDOU5YMPL/graph.json","events_json":"https://pith.science/api/pith-number/OB4YYDTIQN2Q6DLDVCDOU5YMPL/events.json","paper":"https://pith.science/paper/OB4YYDTI"},"agent_actions":{"view_html":"https://pith.science/pith/OB4YYDTIQN2Q6DLDVCDOU5YMPL","download_json":"https://pith.science/pith/OB4YYDTIQN2Q6DLDVCDOU5YMPL.json","view_paper":"https://pith.science/paper/OB4YYDTI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1107.2555&json=true","fetch_graph":"https://pith.science/api/pith-number/OB4YYDTIQN2Q6DLDVCDOU5YMPL/graph.json","fetch_events":"https://pith.science/api/pith-number/OB4YYDTIQN2Q6DLDVCDOU5YMPL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OB4YYDTIQN2Q6DLDVCDOU5YMPL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OB4YYDTIQN2Q6DLDVCDOU5YMPL/action/storage_attestation","attest_author":"https://pith.science/pith/OB4YYDTIQN2Q6DLDVCDOU5YMPL/action/author_attestation","sign_citation":"https://pith.science/pith/OB4YYDTIQN2Q6DLDVCDOU5YMPL/action/citation_signature","submit_replication":"https://pith.science/pith/OB4YYDTIQN2Q6DLDVCDOU5YMPL/action/replication_record"}},"created_at":"2026-05-18T03:11:47.382564+00:00","updated_at":"2026-05-18T03:11:47.382564+00:00"}