{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2001:AZKTLGIVXDAR4OOEIUD74LX5GP","short_pith_number":"pith:AZKTLGIV","schema_version":"1.0","canonical_sha256":"0655359915b8c11e39c44507fe2efd33cec2c7b1ff808c5f4ef61de8641771f9","source":{"kind":"arxiv","id":"physics/0101075","version":2},"attestation_state":"computed","paper":{"title":"Cryogenic measurement of the optical absorption coefficient in sapphire crystals at 1.064(micro)m for the Large-scale Cryogenic Gravitational wave Telescope","license":"","headline":"","cross_cats":["gr-qc"],"primary_cat":"physics.ins-det","authors_text":"Akira Yamamoto, Daisuke Tatsumi, Kazuaki Kuroda, Masatake Ohashi, Shinji Miyoki, Takakazu Shintomi, Takashi Uchiyama, Takayuki Tomaru, Toshikazu Suzuki","submitted_at":"2001-01-18T00:22:49Z","abstract_excerpt":"We have applied laser calorimetry to the measurement of optical absorption in mono-crystalline sapphire at cryogenic temperatures. Sapphire is a promising candidate for the mirror substrates of the Large-scale Cryogenic Gravitational wave Telescope. The optical absorption coefficients of different sapphire samples at a wavelength of 1.064(micro)m at 5K were found to average 90ppm/cm."},"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":"physics/0101075","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"physics.ins-det","submitted_at":"2001-01-18T00:22:49Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"45aaa7629b9698d1ceaa345f80e6138b1e2bf6eded44bb58eb32b703a24139ec","abstract_canon_sha256":"58bd451bb64f68252359c326059113b6778f6a58c5ce734d92e3c6809ffeed3f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:28:44.358997Z","signature_b64":"2cvFkgYz96eAxgD6UehzdNGVjb2PmkCaCEgr4aCxnLGNW3VizAhZiwS9Lrj/n9dcPPZmU4oztqvd1CDAO8/5Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0655359915b8c11e39c44507fe2efd33cec2c7b1ff808c5f4ef61de8641771f9","last_reissued_at":"2026-07-04T16:28:44.358566Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:28:44.358566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Cryogenic measurement of the optical absorption coefficient in sapphire crystals at 1.064(micro)m for the Large-scale Cryogenic Gravitational wave Telescope","license":"","headline":"","cross_cats":["gr-qc"],"primary_cat":"physics.ins-det","authors_text":"Akira Yamamoto, Daisuke Tatsumi, Kazuaki Kuroda, Masatake Ohashi, Shinji Miyoki, Takakazu Shintomi, Takashi Uchiyama, Takayuki Tomaru, Toshikazu Suzuki","submitted_at":"2001-01-18T00:22:49Z","abstract_excerpt":"We have applied laser calorimetry to the measurement of optical absorption in mono-crystalline sapphire at cryogenic temperatures. Sapphire is a promising candidate for the mirror substrates of the Large-scale Cryogenic Gravitational wave Telescope. The optical absorption coefficients of different sapphire samples at a wavelength of 1.064(micro)m at 5K were found to average 90ppm/cm."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0101075","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/physics/0101075/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"physics/0101075","created_at":"2026-07-04T16:28:44.358634+00:00"},{"alias_kind":"arxiv_version","alias_value":"physics/0101075v2","created_at":"2026-07-04T16:28:44.358634+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0101075","created_at":"2026-07-04T16:28:44.358634+00:00"},{"alias_kind":"pith_short_12","alias_value":"AZKTLGIVXDAR","created_at":"2026-07-04T16:28:44.358634+00:00"},{"alias_kind":"pith_short_16","alias_value":"AZKTLGIVXDAR4OOE","created_at":"2026-07-04T16:28:44.358634+00:00"},{"alias_kind":"pith_short_8","alias_value":"AZKTLGIV","created_at":"2026-07-04T16:28:44.358634+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/AZKTLGIVXDAR4OOEIUD74LX5GP","json":"https://pith.science/pith/AZKTLGIVXDAR4OOEIUD74LX5GP.json","graph_json":"https://pith.science/api/pith-number/AZKTLGIVXDAR4OOEIUD74LX5GP/graph.json","events_json":"https://pith.science/api/pith-number/AZKTLGIVXDAR4OOEIUD74LX5GP/events.json","paper":"https://pith.science/paper/AZKTLGIV"},"agent_actions":{"view_html":"https://pith.science/pith/AZKTLGIVXDAR4OOEIUD74LX5GP","download_json":"https://pith.science/pith/AZKTLGIVXDAR4OOEIUD74LX5GP.json","view_paper":"https://pith.science/paper/AZKTLGIV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=physics/0101075&json=true","fetch_graph":"https://pith.science/api/pith-number/AZKTLGIVXDAR4OOEIUD74LX5GP/graph.json","fetch_events":"https://pith.science/api/pith-number/AZKTLGIVXDAR4OOEIUD74LX5GP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AZKTLGIVXDAR4OOEIUD74LX5GP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AZKTLGIVXDAR4OOEIUD74LX5GP/action/storage_attestation","attest_author":"https://pith.science/pith/AZKTLGIVXDAR4OOEIUD74LX5GP/action/author_attestation","sign_citation":"https://pith.science/pith/AZKTLGIVXDAR4OOEIUD74LX5GP/action/citation_signature","submit_replication":"https://pith.science/pith/AZKTLGIVXDAR4OOEIUD74LX5GP/action/replication_record"}},"created_at":"2026-07-04T16:28:44.358634+00:00","updated_at":"2026-07-04T16:28:44.358634+00:00"}