{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:JJNZI2LK5Z5OIJVH6DEBUZWPTJ","short_pith_number":"pith:JJNZI2LK","schema_version":"1.0","canonical_sha256":"4a5b94696aee7ae426a7f0c81a66cf9a72f244012dbfb4a5d37cf4837184bd42","source":{"kind":"arxiv","id":"1703.03083","version":2},"attestation_state":"computed","paper":{"title":"The first supermassive black holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Aaron Smith, Abraham Loeb, Volker Bromm","submitted_at":"2017-03-09T00:20:24Z","abstract_excerpt":"We briefly review the historical development of the ideas regarding the first supermassive black hole seeds, the physics of their formation and radiative feedback, recent theoretical and observational progress, and our outlook for the future."},"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":"1703.03083","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-03-09T00:20:24Z","cross_cats_sorted":[],"title_canon_sha256":"a92843ce3fe701bc4aa2b10da465fba0f81a3471936820e4e2f332ee748fe9ef","abstract_canon_sha256":"c70355c110e0a4f8204482336347b4e1224264ba658212a6312bc43514787a57"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:41:20.632153Z","signature_b64":"IDEGaoPPZsx3M7IeaAi3kuYvF8JVEZRA2SRFAfkbzUiqhLWbJjNpAQWZN8RcHZmCY/m29l0sRMaTqIUacEoEAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4a5b94696aee7ae426a7f0c81a66cf9a72f244012dbfb4a5d37cf4837184bd42","last_reissued_at":"2026-05-18T00:41:20.631376Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:41:20.631376Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The first supermassive black holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Aaron Smith, Abraham Loeb, Volker Bromm","submitted_at":"2017-03-09T00:20:24Z","abstract_excerpt":"We briefly review the historical development of the ideas regarding the first supermassive black hole seeds, the physics of their formation and radiative feedback, recent theoretical and observational progress, and our outlook for the future."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.03083","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":""},"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":"1703.03083","created_at":"2026-05-18T00:41:20.631507+00:00"},{"alias_kind":"arxiv_version","alias_value":"1703.03083v2","created_at":"2026-05-18T00:41:20.631507+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.03083","created_at":"2026-05-18T00:41:20.631507+00:00"},{"alias_kind":"pith_short_12","alias_value":"JJNZI2LK5Z5O","created_at":"2026-05-18T12:31:24.725408+00:00"},{"alias_kind":"pith_short_16","alias_value":"JJNZI2LK5Z5OIJVH","created_at":"2026-05-18T12:31:24.725408+00:00"},{"alias_kind":"pith_short_8","alias_value":"JJNZI2LK","created_at":"2026-05-18T12:31:24.725408+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2606.03414","citing_title":"Hidden-sector accretion and warped black-string seeds for high-redshift supermassive black holes","ref_index":3,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/JJNZI2LK5Z5OIJVH6DEBUZWPTJ","json":"https://pith.science/pith/JJNZI2LK5Z5OIJVH6DEBUZWPTJ.json","graph_json":"https://pith.science/api/pith-number/JJNZI2LK5Z5OIJVH6DEBUZWPTJ/graph.json","events_json":"https://pith.science/api/pith-number/JJNZI2LK5Z5OIJVH6DEBUZWPTJ/events.json","paper":"https://pith.science/paper/JJNZI2LK"},"agent_actions":{"view_html":"https://pith.science/pith/JJNZI2LK5Z5OIJVH6DEBUZWPTJ","download_json":"https://pith.science/pith/JJNZI2LK5Z5OIJVH6DEBUZWPTJ.json","view_paper":"https://pith.science/paper/JJNZI2LK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1703.03083&json=true","fetch_graph":"https://pith.science/api/pith-number/JJNZI2LK5Z5OIJVH6DEBUZWPTJ/graph.json","fetch_events":"https://pith.science/api/pith-number/JJNZI2LK5Z5OIJVH6DEBUZWPTJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JJNZI2LK5Z5OIJVH6DEBUZWPTJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JJNZI2LK5Z5OIJVH6DEBUZWPTJ/action/storage_attestation","attest_author":"https://pith.science/pith/JJNZI2LK5Z5OIJVH6DEBUZWPTJ/action/author_attestation","sign_citation":"https://pith.science/pith/JJNZI2LK5Z5OIJVH6DEBUZWPTJ/action/citation_signature","submit_replication":"https://pith.science/pith/JJNZI2LK5Z5OIJVH6DEBUZWPTJ/action/replication_record"}},"created_at":"2026-05-18T00:41:20.631507+00:00","updated_at":"2026-05-18T00:41:20.631507+00:00"}