{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:26BT6IRVOWGICC3XKKL5AZP2SL","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"beb015c72aec233fefb15382606b048c52e685b83580759287a7612c5624108d","cross_cats_sorted":["physics.hist-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-02-03T02:20:04Z","title_canon_sha256":"dd167b251868267dfc4b462254570b3c456b08600ed742a07a0cc9812d85b93c"},"schema_version":"1.0","source":{"id":"1502.00709","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.00709","created_at":"2026-05-18T02:27:56Z"},{"alias_kind":"arxiv_version","alias_value":"1502.00709v2","created_at":"2026-05-18T02:27:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.00709","created_at":"2026-05-18T02:27:56Z"},{"alias_kind":"pith_short_12","alias_value":"26BT6IRVOWGI","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"26BT6IRVOWGICC3X","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"26BT6IRV","created_at":"2026-05-18T12:28:59Z"}],"graph_snapshots":[{"event_id":"sha256:0eaed636585186ef7c95ed428587ca9e18184ede2dd7b876d0318b910a4b751f","target":"graph","created_at":"2026-05-18T02:27:56Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"How can we select a cohort of promising astrophysicists before they have made their discoveries? This is the fundamental challenge of academic planning. I argue that science can only blossom if young researchers are rewarded for acquired skills and growth rather than inherited academic ancestry.","authors_text":"Abraham Loeb (Harvard)","cross_cats":["physics.hist-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-02-03T02:20:04Z","title":"How to collect matches that will catch fire"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.00709","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:21e70b727d45badb93a21e52c7d1d05aa64a1df498651a95d1ecc4d9294efb91","target":"record","created_at":"2026-05-18T02:27:56Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"beb015c72aec233fefb15382606b048c52e685b83580759287a7612c5624108d","cross_cats_sorted":["physics.hist-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2015-02-03T02:20:04Z","title_canon_sha256":"dd167b251868267dfc4b462254570b3c456b08600ed742a07a0cc9812d85b93c"},"schema_version":"1.0","source":{"id":"1502.00709","kind":"arxiv","version":2}},"canonical_sha256":"d7833f2235758c810b775297d065fa92c90922309496ba0c5f1f71e6620b5a85","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d7833f2235758c810b775297d065fa92c90922309496ba0c5f1f71e6620b5a85","first_computed_at":"2026-05-18T02:27:56.710373Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:27:56.710373Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cVc8C6jMZyZ2F6kgtTgo5LmPawW18LWK3zbwDUoXmHPWZyezvfUh88MxBB5i2M10jvpAeNmW589DV7Q3ijLHAA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:27:56.710872Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.00709","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:21e70b727d45badb93a21e52c7d1d05aa64a1df498651a95d1ecc4d9294efb91","sha256:0eaed636585186ef7c95ed428587ca9e18184ede2dd7b876d0318b910a4b751f"],"state_sha256":"ee1eed51108940caf39928ff87da2595a048a5170317ed3921ecf939b353d796"}