{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:ETBWXI4TKY3QAOOHT4DOBBF2LU","short_pith_number":"pith:ETBWXI4T","schema_version":"1.0","canonical_sha256":"24c36ba39356370039c79f06e084ba5d041961fd667220f2331be0c6749acb0a","source":{"kind":"arxiv","id":"1007.2225","version":1},"attestation_state":"computed","paper":{"title":"Astronomy in Antarctica","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.EP","astro-ph.GA","astro-ph.HE","astro-ph.SR"],"primary_cat":"astro-ph.IM","authors_text":"Michael G. Burton","submitted_at":"2010-07-13T22:49:00Z","abstract_excerpt":"Antarctica provides a unique environment for astronomy. The cold, dry and stable air found above the high plateau, as well as the pure ice below, offers new opportunities across the photon & particle spectrum. The summits of the plateau provide the best seeing conditions, the darkest skies and the most transparent atmosphere of any earth-based observing site. Astronomical activities are now underway at four plateau sites: the Amundsen-Scott South Pole Station, Concordia Station at Dome C, Kunlun Station at Dome A and Fuji Station at Dome F, in addition to long duration ballooning from the coas"},"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":"1007.2225","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2010-07-13T22:49:00Z","cross_cats_sorted":["astro-ph.CO","astro-ph.EP","astro-ph.GA","astro-ph.HE","astro-ph.SR"],"title_canon_sha256":"a3d2c3300f4269fe08c5b0ec8dfc72daad0f291d33bf2490167b02fc75d9e977","abstract_canon_sha256":"6ac8ead81f35fb1234668b1ea4f6ae61cf2b5301abb01b52d7775aa4987d1bb4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:33:09.241984Z","signature_b64":"Nvr6LvHM/MtsjFc77BIa03emLg4BK/NYIYSwmPGyvTbypiPsMbyZWNn8JxIQICCQA39Aed2Gs+ujzNjhVHuCAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"24c36ba39356370039c79f06e084ba5d041961fd667220f2331be0c6749acb0a","last_reissued_at":"2026-05-18T02:33:09.241518Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:33:09.241518Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Astronomy in Antarctica","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.EP","astro-ph.GA","astro-ph.HE","astro-ph.SR"],"primary_cat":"astro-ph.IM","authors_text":"Michael G. Burton","submitted_at":"2010-07-13T22:49:00Z","abstract_excerpt":"Antarctica provides a unique environment for astronomy. The cold, dry and stable air found above the high plateau, as well as the pure ice below, offers new opportunities across the photon & particle spectrum. The summits of the plateau provide the best seeing conditions, the darkest skies and the most transparent atmosphere of any earth-based observing site. Astronomical activities are now underway at four plateau sites: the Amundsen-Scott South Pole Station, Concordia Station at Dome C, Kunlun Station at Dome A and Fuji Station at Dome F, in addition to long duration ballooning from the coas"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.2225","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":"1007.2225","created_at":"2026-05-18T02:33:09.241593+00:00"},{"alias_kind":"arxiv_version","alias_value":"1007.2225v1","created_at":"2026-05-18T02:33:09.241593+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.2225","created_at":"2026-05-18T02:33:09.241593+00:00"},{"alias_kind":"pith_short_12","alias_value":"ETBWXI4TKY3Q","created_at":"2026-05-18T12:26:06.534383+00:00"},{"alias_kind":"pith_short_16","alias_value":"ETBWXI4TKY3QAOOH","created_at":"2026-05-18T12:26:06.534383+00:00"},{"alias_kind":"pith_short_8","alias_value":"ETBWXI4T","created_at":"2026-05-18T12:26:06.534383+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/ETBWXI4TKY3QAOOHT4DOBBF2LU","json":"https://pith.science/pith/ETBWXI4TKY3QAOOHT4DOBBF2LU.json","graph_json":"https://pith.science/api/pith-number/ETBWXI4TKY3QAOOHT4DOBBF2LU/graph.json","events_json":"https://pith.science/api/pith-number/ETBWXI4TKY3QAOOHT4DOBBF2LU/events.json","paper":"https://pith.science/paper/ETBWXI4T"},"agent_actions":{"view_html":"https://pith.science/pith/ETBWXI4TKY3QAOOHT4DOBBF2LU","download_json":"https://pith.science/pith/ETBWXI4TKY3QAOOHT4DOBBF2LU.json","view_paper":"https://pith.science/paper/ETBWXI4T","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1007.2225&json=true","fetch_graph":"https://pith.science/api/pith-number/ETBWXI4TKY3QAOOHT4DOBBF2LU/graph.json","fetch_events":"https://pith.science/api/pith-number/ETBWXI4TKY3QAOOHT4DOBBF2LU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ETBWXI4TKY3QAOOHT4DOBBF2LU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ETBWXI4TKY3QAOOHT4DOBBF2LU/action/storage_attestation","attest_author":"https://pith.science/pith/ETBWXI4TKY3QAOOHT4DOBBF2LU/action/author_attestation","sign_citation":"https://pith.science/pith/ETBWXI4TKY3QAOOHT4DOBBF2LU/action/citation_signature","submit_replication":"https://pith.science/pith/ETBWXI4TKY3QAOOHT4DOBBF2LU/action/replication_record"}},"created_at":"2026-05-18T02:33:09.241593+00:00","updated_at":"2026-05-18T02:33:09.241593+00:00"}