{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:DORRBWWVBXKDTP4QDNVKZBXIJK","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":"1c2f9afa384fc049b14f484c4f2879a899fc61a162c37a2e958ff1d1b6632acb","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-03-21T07:25:11Z","title_canon_sha256":"48969c98dcb8c9eb4042dada4fd468e28e6c9191439c7515abe7b7eb05ee14c9"},"schema_version":"1.0","source":{"id":"1203.4663","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.4663","created_at":"2026-05-18T03:44:47Z"},{"alias_kind":"arxiv_version","alias_value":"1203.4663v2","created_at":"2026-05-18T03:44:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.4663","created_at":"2026-05-18T03:44:47Z"},{"alias_kind":"pith_short_12","alias_value":"DORRBWWVBXKD","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"DORRBWWVBXKDTP4Q","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"DORRBWWV","created_at":"2026-05-18T12:27:04Z"}],"graph_snapshots":[{"event_id":"sha256:4d73b41b387d60db279bcb12b20a61d7e6d485ec70b7587fad53012ae83c0fa2","target":"graph","created_at":"2026-05-18T03:44:47Z","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":"Measuring the primordial power spectrum on small scales is a powerful tool in inflation model building, yet constraints from Cosmic Microwave Background measurements alone are insufficient to place bounds stringent enough to be appreciably effective. For the very small scale spectrum, those which subtend angles of less than 0.3 degrees on the sky, an upper bound can be extracted from the astrophysical constraints on the possible production of primordial black holes in the early universe. A recently discovered observational by-product of an enhanced power spectrum on small scales, induced gravi","authors_text":"Kazunori Kohri, Laila Alabidi, Misao Sasaki, Yuuiti Sendouda","cross_cats":["gr-qc","hep-ph","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-03-21T07:25:11Z","title":"Observable Spectra of Induced Gravitational Waves from Inflation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.4663","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":"sha256:339c37d29aef24e24fb9b4990b7aa668f60d6b82c774257beb78909f0e01e653","target":"record","created_at":"2026-05-18T03:44:47Z","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":"1c2f9afa384fc049b14f484c4f2879a899fc61a162c37a2e958ff1d1b6632acb","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-03-21T07:25:11Z","title_canon_sha256":"48969c98dcb8c9eb4042dada4fd468e28e6c9191439c7515abe7b7eb05ee14c9"},"schema_version":"1.0","source":{"id":"1203.4663","kind":"arxiv","version":2}},"canonical_sha256":"1ba310dad50dd439bf901b6aac86e84aaa36676386377ebba2167fb57a0512bc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1ba310dad50dd439bf901b6aac86e84aaa36676386377ebba2167fb57a0512bc","first_computed_at":"2026-05-18T03:44:47.212992Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:44:47.212992Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dGxLj1lB1427uCDusQnJig37wbUVQw4+3vSkmWpao4/pTM7ANqRJKw5cxAvgagxByZtjEZKqXoBYFJefKshpAw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:44:47.214147Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.4663","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:339c37d29aef24e24fb9b4990b7aa668f60d6b82c774257beb78909f0e01e653","sha256:4d73b41b387d60db279bcb12b20a61d7e6d485ec70b7587fad53012ae83c0fa2"],"state_sha256":"942ed42438830aeb338fcd174c42129708ab6da6be6df5bdc54e574c76e99000"}