{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:Y26YKTSE6XG3IMPHJM3SXSMDUC","short_pith_number":"pith:Y26YKTSE","schema_version":"1.0","canonical_sha256":"c6bd854e44f5cdb431e74b372bc983a0b0489cde64c7a7abd864aec9251df75b","source":{"kind":"arxiv","id":"1204.0762","version":1},"attestation_state":"computed","paper":{"title":"Sodium Atoms in the Lunar Exotail: Observed Velocity and Spatial Distributions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"E.J. Mierkiewicz, F.L. Roesler, J.K. Wilson, L.M. Haffner, Michael R. Line, R.J. Oliversen","submitted_at":"2012-04-03T18:48:50Z","abstract_excerpt":"The lunar sodium tail extends long distances due to radiation pressure on sodium atoms in the lunar exosphere. Our earlier observations measured the average radial velocity of sodium atoms moving down the lunar tail beyond Earth (i.e., near the anti-lunar point) to be $\\sim 12.5$ km/s. Here we use the Wisconsin H-alpha Mapper to obtain the first kinematically resolved maps of the intensity and velocity distribution of this emission over a $15 \\times 15 \\deg$ region on the sky near the anti-lunar point. We present both spatially and spectrally resolved observations obtained over four nights bra"},"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":"1204.0762","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-04-03T18:48:50Z","cross_cats_sorted":[],"title_canon_sha256":"e6cbcfe99b70ccfef2cf8cf0c899094969c9a97bfdd9e515093694a75b7c8035","abstract_canon_sha256":"61e5800edd2922fc62c140bc7ae827f330e71c694aa9e974d4e74ec5a2bbb82d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:57.547544Z","signature_b64":"+MwuMC4NFSqQiY7ko/QhlrwI5OwFbJ3d475dX3QZQhGQnAfiyiup+fZSmrlTXEYweSdszN4XPJ9BbDAep10cDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c6bd854e44f5cdb431e74b372bc983a0b0489cde64c7a7abd864aec9251df75b","last_reissued_at":"2026-05-18T01:57:57.546941Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:57.546941Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Sodium Atoms in the Lunar Exotail: Observed Velocity and Spatial Distributions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"E.J. Mierkiewicz, F.L. Roesler, J.K. Wilson, L.M. Haffner, Michael R. Line, R.J. Oliversen","submitted_at":"2012-04-03T18:48:50Z","abstract_excerpt":"The lunar sodium tail extends long distances due to radiation pressure on sodium atoms in the lunar exosphere. Our earlier observations measured the average radial velocity of sodium atoms moving down the lunar tail beyond Earth (i.e., near the anti-lunar point) to be $\\sim 12.5$ km/s. Here we use the Wisconsin H-alpha Mapper to obtain the first kinematically resolved maps of the intensity and velocity distribution of this emission over a $15 \\times 15 \\deg$ region on the sky near the anti-lunar point. We present both spatially and spectrally resolved observations obtained over four nights bra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.0762","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":"1204.0762","created_at":"2026-05-18T01:57:57.547021+00:00"},{"alias_kind":"arxiv_version","alias_value":"1204.0762v1","created_at":"2026-05-18T01:57:57.547021+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.0762","created_at":"2026-05-18T01:57:57.547021+00:00"},{"alias_kind":"pith_short_12","alias_value":"Y26YKTSE6XG3","created_at":"2026-05-18T12:27:27.928770+00:00"},{"alias_kind":"pith_short_16","alias_value":"Y26YKTSE6XG3IMPH","created_at":"2026-05-18T12:27:27.928770+00:00"},{"alias_kind":"pith_short_8","alias_value":"Y26YKTSE","created_at":"2026-05-18T12:27:27.928770+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/Y26YKTSE6XG3IMPHJM3SXSMDUC","json":"https://pith.science/pith/Y26YKTSE6XG3IMPHJM3SXSMDUC.json","graph_json":"https://pith.science/api/pith-number/Y26YKTSE6XG3IMPHJM3SXSMDUC/graph.json","events_json":"https://pith.science/api/pith-number/Y26YKTSE6XG3IMPHJM3SXSMDUC/events.json","paper":"https://pith.science/paper/Y26YKTSE"},"agent_actions":{"view_html":"https://pith.science/pith/Y26YKTSE6XG3IMPHJM3SXSMDUC","download_json":"https://pith.science/pith/Y26YKTSE6XG3IMPHJM3SXSMDUC.json","view_paper":"https://pith.science/paper/Y26YKTSE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1204.0762&json=true","fetch_graph":"https://pith.science/api/pith-number/Y26YKTSE6XG3IMPHJM3SXSMDUC/graph.json","fetch_events":"https://pith.science/api/pith-number/Y26YKTSE6XG3IMPHJM3SXSMDUC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Y26YKTSE6XG3IMPHJM3SXSMDUC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Y26YKTSE6XG3IMPHJM3SXSMDUC/action/storage_attestation","attest_author":"https://pith.science/pith/Y26YKTSE6XG3IMPHJM3SXSMDUC/action/author_attestation","sign_citation":"https://pith.science/pith/Y26YKTSE6XG3IMPHJM3SXSMDUC/action/citation_signature","submit_replication":"https://pith.science/pith/Y26YKTSE6XG3IMPHJM3SXSMDUC/action/replication_record"}},"created_at":"2026-05-18T01:57:57.547021+00:00","updated_at":"2026-05-18T01:57:57.547021+00:00"}