{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:7CVLBCKY5WEJRYDIGOMNBUO3U6","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":"4a39fd789ff1c444e01b5f5047410d4889b2437a6adc8b94b96fe92017f43f1e","cross_cats_sorted":["astro-ph.CO","astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.hist-ph","submitted_at":"2012-12-06T16:01:45Z","title_canon_sha256":"ac7954cedf3003bb1c978c9acfbd2c7dfe8cb30c419bcd109bd85b7438e3cba5"},"schema_version":"1.0","source":{"id":"1212.1359","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1212.1359","created_at":"2026-05-18T03:39:04Z"},{"alias_kind":"arxiv_version","alias_value":"1212.1359v1","created_at":"2026-05-18T03:39:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.1359","created_at":"2026-05-18T03:39:04Z"},{"alias_kind":"pith_short_12","alias_value":"7CVLBCKY5WEJ","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_16","alias_value":"7CVLBCKY5WEJRYDI","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_8","alias_value":"7CVLBCKY","created_at":"2026-05-18T12:26:56Z"}],"graph_snapshots":[{"event_id":"sha256:5813159512cf73ef6524622a534d82b14fee833c1ce544a8cd60f2eb4853986d","target":"graph","created_at":"2026-05-18T03:39:04Z","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":"Lundmark established observational evidence that the Universe is expanding. Lema\\^itre established theoretical evidence. Hubble established observational proof.","authors_text":"Ian Steer","cross_cats":["astro-ph.CO","astro-ph.IM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.hist-ph","submitted_at":"2012-12-06T16:01:45Z","title":"Who discovered Universe expansion?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.1359","kind":"arxiv","version":1},"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:b338d5c5affd40ecdd8a76481aadd7dda5f13e681805a0ab6200b8592d4fc6f8","target":"record","created_at":"2026-05-18T03:39:04Z","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":"4a39fd789ff1c444e01b5f5047410d4889b2437a6adc8b94b96fe92017f43f1e","cross_cats_sorted":["astro-ph.CO","astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.hist-ph","submitted_at":"2012-12-06T16:01:45Z","title_canon_sha256":"ac7954cedf3003bb1c978c9acfbd2c7dfe8cb30c419bcd109bd85b7438e3cba5"},"schema_version":"1.0","source":{"id":"1212.1359","kind":"arxiv","version":1}},"canonical_sha256":"f8aab08958ed8898e0683398d0d1dba783cf4ce5f63c8b7a7754f45342171cf7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f8aab08958ed8898e0683398d0d1dba783cf4ce5f63c8b7a7754f45342171cf7","first_computed_at":"2026-05-18T03:39:04.151888Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:39:04.151888Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Lj52tAI/neJWdR9ijv6uYBQ3uUzHtQm1F8nXMtuaXuNB4+Drl+oNd7VdiGmmKHlPqggm1n1paI3l07jS7z95Bw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:39:04.152426Z","signed_message":"canonical_sha256_bytes"},"source_id":"1212.1359","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b338d5c5affd40ecdd8a76481aadd7dda5f13e681805a0ab6200b8592d4fc6f8","sha256:5813159512cf73ef6524622a534d82b14fee833c1ce544a8cd60f2eb4853986d"],"state_sha256":"28b625e3eba0ee4f74fa30e905970f3bf128b5ad1f16ab905b2d6d1d31ea6520"}