{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:JMX4FLQ7XDYWGF3H6ECFIROEXB","short_pith_number":"pith:JMX4FLQ7","schema_version":"1.0","canonical_sha256":"4b2fc2ae1fb8f1631767f1045445c4b874dcaa26292a497fbe0d30541ffa1629","source":{"kind":"arxiv","id":"1512.06066","version":1},"attestation_state":"computed","paper":{"title":"Geodesic acoustic modes with poloidal mode couplings ad infinitum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"L Vermare, \\\"O D G\\\"urcan, P Hennequin, P Morel, Rameswar Singh, R Singh, X Garbet","submitted_at":"2015-12-18T18:26:57Z","abstract_excerpt":"Geodesic acoustic modes (GAMs) are studied, for the first time, including all poloidal mode $(m)$ couplings using drift reduced fluid equations. The nearest neighbor coupling pattern, due to geodesic curvature, leads to a semi-infinite chain model of the GAM with the mode-mode coupling matrix elements proportional to the radial wave number $k_{r}$. The infinite chain can be reduced to a renormalized bi-nodal chain with a matrix continued fractions. Convergence study of linear GAM dispersion with respect to $k_{r}$ and the $m$-spectra confirms that high m couplings become increasingly important"},"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":"1512.06066","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2015-12-18T18:26:57Z","cross_cats_sorted":[],"title_canon_sha256":"72115226a7c4f5cefbf4fa7a0d834f50b3eadb648c0eff58dee2c6530d72f4b6","abstract_canon_sha256":"351c487d2e8b400a05d3cdfbf9c8801eecafcf27c436ed905bf4872e2f2d787d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:24:05.451129Z","signature_b64":"17FuQjk7y7647jmNh2kckCrTCjLXKglQ7GxvogzyK+WEdrRjsLaDhj00OWCdQLlZZQhHOOMm73s3ooIsW6YzDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b2fc2ae1fb8f1631767f1045445c4b874dcaa26292a497fbe0d30541ffa1629","last_reissued_at":"2026-05-18T01:24:05.450372Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:24:05.450372Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Geodesic acoustic modes with poloidal mode couplings ad infinitum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"L Vermare, \\\"O D G\\\"urcan, P Hennequin, P Morel, Rameswar Singh, R Singh, X Garbet","submitted_at":"2015-12-18T18:26:57Z","abstract_excerpt":"Geodesic acoustic modes (GAMs) are studied, for the first time, including all poloidal mode $(m)$ couplings using drift reduced fluid equations. The nearest neighbor coupling pattern, due to geodesic curvature, leads to a semi-infinite chain model of the GAM with the mode-mode coupling matrix elements proportional to the radial wave number $k_{r}$. The infinite chain can be reduced to a renormalized bi-nodal chain with a matrix continued fractions. Convergence study of linear GAM dispersion with respect to $k_{r}$ and the $m$-spectra confirms that high m couplings become increasingly important"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.06066","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":"1512.06066","created_at":"2026-05-18T01:24:05.450494+00:00"},{"alias_kind":"arxiv_version","alias_value":"1512.06066v1","created_at":"2026-05-18T01:24:05.450494+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.06066","created_at":"2026-05-18T01:24:05.450494+00:00"},{"alias_kind":"pith_short_12","alias_value":"JMX4FLQ7XDYW","created_at":"2026-05-18T12:29:27.538025+00:00"},{"alias_kind":"pith_short_16","alias_value":"JMX4FLQ7XDYWGF3H","created_at":"2026-05-18T12:29:27.538025+00:00"},{"alias_kind":"pith_short_8","alias_value":"JMX4FLQ7","created_at":"2026-05-18T12:29:27.538025+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/JMX4FLQ7XDYWGF3H6ECFIROEXB","json":"https://pith.science/pith/JMX4FLQ7XDYWGF3H6ECFIROEXB.json","graph_json":"https://pith.science/api/pith-number/JMX4FLQ7XDYWGF3H6ECFIROEXB/graph.json","events_json":"https://pith.science/api/pith-number/JMX4FLQ7XDYWGF3H6ECFIROEXB/events.json","paper":"https://pith.science/paper/JMX4FLQ7"},"agent_actions":{"view_html":"https://pith.science/pith/JMX4FLQ7XDYWGF3H6ECFIROEXB","download_json":"https://pith.science/pith/JMX4FLQ7XDYWGF3H6ECFIROEXB.json","view_paper":"https://pith.science/paper/JMX4FLQ7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1512.06066&json=true","fetch_graph":"https://pith.science/api/pith-number/JMX4FLQ7XDYWGF3H6ECFIROEXB/graph.json","fetch_events":"https://pith.science/api/pith-number/JMX4FLQ7XDYWGF3H6ECFIROEXB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JMX4FLQ7XDYWGF3H6ECFIROEXB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JMX4FLQ7XDYWGF3H6ECFIROEXB/action/storage_attestation","attest_author":"https://pith.science/pith/JMX4FLQ7XDYWGF3H6ECFIROEXB/action/author_attestation","sign_citation":"https://pith.science/pith/JMX4FLQ7XDYWGF3H6ECFIROEXB/action/citation_signature","submit_replication":"https://pith.science/pith/JMX4FLQ7XDYWGF3H6ECFIROEXB/action/replication_record"}},"created_at":"2026-05-18T01:24:05.450494+00:00","updated_at":"2026-05-18T01:24:05.450494+00:00"}