{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:RTUK3H5CRZL3PVPTQQDNTH4QK2","short_pith_number":"pith:RTUK3H5C","schema_version":"1.0","canonical_sha256":"8ce8ad9fa28e57b7d5f38406d99f9056b21e8dae420cab83e16f0737616be903","source":{"kind":"arxiv","id":"1112.2764","version":1},"attestation_state":"computed","paper":{"title":"The Compositions of Kuiper Belt Objects","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Michael E. Brown","submitted_at":"2011-12-13T00:58:54Z","abstract_excerpt":"Objects in the Kuiper belt are small and far away thus difficult to study in detail even with the best telescopes available at earth. For much of the early history of the Kuiper belt, studies of the compositions of these objects were relegated to collections of moderate quality spectral and photometric data that remained difficult to interpret. Much early effort was put into simple correlations of surface colors and identifications of spectral features, but it was difficult to connect the observations to a larger understanding of the region. The last decade, however, has seen a blossoming in o"},"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":"1112.2764","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-12-13T00:58:54Z","cross_cats_sorted":[],"title_canon_sha256":"77f486dce3adb931e5d5197417c49408a34f214ca13f77e1a7d728ecc9666be4","abstract_canon_sha256":"f9f4f49880c7e6d56ae5cb65c3398a796c313780d0db4e085e2afde2db8b37a4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:59:11.207179Z","signature_b64":"f+1pYI18KCKEu/yCUoCtOIh1tRbU6+DGHki0xtCLtiq7K5Hq5EEHxk5J16FLTj2J/3gFi8n2NkAnxZrYHsrZCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8ce8ad9fa28e57b7d5f38406d99f9056b21e8dae420cab83e16f0737616be903","last_reissued_at":"2026-05-18T01:59:11.206462Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:59:11.206462Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Compositions of Kuiper Belt Objects","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Michael E. Brown","submitted_at":"2011-12-13T00:58:54Z","abstract_excerpt":"Objects in the Kuiper belt are small and far away thus difficult to study in detail even with the best telescopes available at earth. For much of the early history of the Kuiper belt, studies of the compositions of these objects were relegated to collections of moderate quality spectral and photometric data that remained difficult to interpret. Much early effort was put into simple correlations of surface colors and identifications of spectral features, but it was difficult to connect the observations to a larger understanding of the region. The last decade, however, has seen a blossoming in o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.2764","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":"1112.2764","created_at":"2026-05-18T01:59:11.206572+00:00"},{"alias_kind":"arxiv_version","alias_value":"1112.2764v1","created_at":"2026-05-18T01:59:11.206572+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.2764","created_at":"2026-05-18T01:59:11.206572+00:00"},{"alias_kind":"pith_short_12","alias_value":"RTUK3H5CRZL3","created_at":"2026-05-18T12:26:41.206345+00:00"},{"alias_kind":"pith_short_16","alias_value":"RTUK3H5CRZL3PVPT","created_at":"2026-05-18T12:26:41.206345+00:00"},{"alias_kind":"pith_short_8","alias_value":"RTUK3H5C","created_at":"2026-05-18T12:26:41.206345+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/RTUK3H5CRZL3PVPTQQDNTH4QK2","json":"https://pith.science/pith/RTUK3H5CRZL3PVPTQQDNTH4QK2.json","graph_json":"https://pith.science/api/pith-number/RTUK3H5CRZL3PVPTQQDNTH4QK2/graph.json","events_json":"https://pith.science/api/pith-number/RTUK3H5CRZL3PVPTQQDNTH4QK2/events.json","paper":"https://pith.science/paper/RTUK3H5C"},"agent_actions":{"view_html":"https://pith.science/pith/RTUK3H5CRZL3PVPTQQDNTH4QK2","download_json":"https://pith.science/pith/RTUK3H5CRZL3PVPTQQDNTH4QK2.json","view_paper":"https://pith.science/paper/RTUK3H5C","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1112.2764&json=true","fetch_graph":"https://pith.science/api/pith-number/RTUK3H5CRZL3PVPTQQDNTH4QK2/graph.json","fetch_events":"https://pith.science/api/pith-number/RTUK3H5CRZL3PVPTQQDNTH4QK2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RTUK3H5CRZL3PVPTQQDNTH4QK2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RTUK3H5CRZL3PVPTQQDNTH4QK2/action/storage_attestation","attest_author":"https://pith.science/pith/RTUK3H5CRZL3PVPTQQDNTH4QK2/action/author_attestation","sign_citation":"https://pith.science/pith/RTUK3H5CRZL3PVPTQQDNTH4QK2/action/citation_signature","submit_replication":"https://pith.science/pith/RTUK3H5CRZL3PVPTQQDNTH4QK2/action/replication_record"}},"created_at":"2026-05-18T01:59:11.206572+00:00","updated_at":"2026-05-18T01:59:11.206572+00:00"}