{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:G27UGB23Q662VHAP3QA7K7EP5E","short_pith_number":"pith:G27UGB23","canonical_record":{"source":{"id":"1712.08789","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2017-12-23T15:20:12Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"5387993a4de561f88ff4b0a06eb46602623eb65585c67006532f606ea0ead48c","abstract_canon_sha256":"a8c032a2b90b3e91b3db5747e993a88367f50144c0642f262008bd0e52e83c47"},"schema_version":"1.0"},"canonical_sha256":"36bf43075b87bdaa9c0fdc01f57c8fe931707e13df9b12e4839f5336ce3aabab","source":{"kind":"arxiv","id":"1712.08789","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.08789","created_at":"2026-05-18T00:27:16Z"},{"alias_kind":"arxiv_version","alias_value":"1712.08789v1","created_at":"2026-05-18T00:27:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.08789","created_at":"2026-05-18T00:27:16Z"},{"alias_kind":"pith_short_12","alias_value":"G27UGB23Q662","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"G27UGB23Q662VHAP","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"G27UGB23","created_at":"2026-05-18T12:31:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:G27UGB23Q662VHAP3QA7K7EP5E","target":"record","payload":{"canonical_record":{"source":{"id":"1712.08789","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2017-12-23T15:20:12Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"5387993a4de561f88ff4b0a06eb46602623eb65585c67006532f606ea0ead48c","abstract_canon_sha256":"a8c032a2b90b3e91b3db5747e993a88367f50144c0642f262008bd0e52e83c47"},"schema_version":"1.0"},"canonical_sha256":"36bf43075b87bdaa9c0fdc01f57c8fe931707e13df9b12e4839f5336ce3aabab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:27:16.798594Z","signature_b64":"2PRgGWtHJhSpT+FXQ9DFU8ZDztnToqtPy8Pojg1VJCef2yNMc/fUrfkreL63yMXt2Juz6b8i2ypfrUkQ7iZDDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"36bf43075b87bdaa9c0fdc01f57c8fe931707e13df9b12e4839f5336ce3aabab","last_reissued_at":"2026-05-18T00:27:16.798148Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:27:16.798148Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.08789","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:27:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z9iqgKc773O9GrQsqRWBiMnhB+htix2La/GTaVZP5fGv/3hycQIqsbN781b0jUnL1dieTPVwpKuf8ha/eG8SBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T06:34:49.201054Z"},"content_sha256":"de4e1d9b0271a6a3445a023a694d7a8227409f9a6395d200e8bbc42183e31eda","schema_version":"1.0","event_id":"sha256:de4e1d9b0271a6a3445a023a694d7a8227409f9a6395d200e8bbc42183e31eda"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:G27UGB23Q662VHAP3QA7K7EP5E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Primordial Black Holes and Cosmological Problems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"A.D. Dolgov","submitted_at":"2017-12-23T15:20:12Z","abstract_excerpt":"It is argued that the bulk of black holes (BH) in the universe are primordial (PBH). This assertion is strongly supported by the recent astronomical observations, which allow to conclude that supermassive BHs with $M= (10^6 - 10^9) M_\\odot$ \"work\" as seeds for galaxy formation, intermediate mass BHs, $ M = (10^3 - 10^4) M_\\odot$, do the same job for globular clusters and dwarf galaxies, while black holes of a few solar masses are the constituents of dark matter of the universe. The mechanism of PBH formation, suggested in 1993, which predicted such features of the universe, is described. The m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.08789","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:27:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NP1F0RjpPBUc1pz778O7s/wWm0IvaYdJ2wSdAPJIAZyjqM1ERviJxyZxw5QlCfcNmkxU/THGIaESDtFo6FTYAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T06:34:49.201431Z"},"content_sha256":"74e31fc6c9d7fa9d56b23cd3487a97945c1e18375057b566d1cc4baf85db23be","schema_version":"1.0","event_id":"sha256:74e31fc6c9d7fa9d56b23cd3487a97945c1e18375057b566d1cc4baf85db23be"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G27UGB23Q662VHAP3QA7K7EP5E/bundle.json","state_url":"https://pith.science/pith/G27UGB23Q662VHAP3QA7K7EP5E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G27UGB23Q662VHAP3QA7K7EP5E/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-12T06:34:49Z","links":{"resolver":"https://pith.science/pith/G27UGB23Q662VHAP3QA7K7EP5E","bundle":"https://pith.science/pith/G27UGB23Q662VHAP3QA7K7EP5E/bundle.json","state":"https://pith.science/pith/G27UGB23Q662VHAP3QA7K7EP5E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G27UGB23Q662VHAP3QA7K7EP5E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:G27UGB23Q662VHAP3QA7K7EP5E","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":"a8c032a2b90b3e91b3db5747e993a88367f50144c0642f262008bd0e52e83c47","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2017-12-23T15:20:12Z","title_canon_sha256":"5387993a4de561f88ff4b0a06eb46602623eb65585c67006532f606ea0ead48c"},"schema_version":"1.0","source":{"id":"1712.08789","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.08789","created_at":"2026-05-18T00:27:16Z"},{"alias_kind":"arxiv_version","alias_value":"1712.08789v1","created_at":"2026-05-18T00:27:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.08789","created_at":"2026-05-18T00:27:16Z"},{"alias_kind":"pith_short_12","alias_value":"G27UGB23Q662","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"G27UGB23Q662VHAP","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"G27UGB23","created_at":"2026-05-18T12:31:15Z"}],"graph_snapshots":[{"event_id":"sha256:74e31fc6c9d7fa9d56b23cd3487a97945c1e18375057b566d1cc4baf85db23be","target":"graph","created_at":"2026-05-18T00:27:16Z","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":"It is argued that the bulk of black holes (BH) in the universe are primordial (PBH). This assertion is strongly supported by the recent astronomical observations, which allow to conclude that supermassive BHs with $M= (10^6 - 10^9) M_\\odot$ \"work\" as seeds for galaxy formation, intermediate mass BHs, $ M = (10^3 - 10^4) M_\\odot$, do the same job for globular clusters and dwarf galaxies, while black holes of a few solar masses are the constituents of dark matter of the universe. The mechanism of PBH formation, suggested in 1993, which predicted such features of the universe, is described. The m","authors_text":"A.D. Dolgov","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2017-12-23T15:20:12Z","title":"Primordial Black Holes and Cosmological Problems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.08789","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:de4e1d9b0271a6a3445a023a694d7a8227409f9a6395d200e8bbc42183e31eda","target":"record","created_at":"2026-05-18T00:27:16Z","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":"a8c032a2b90b3e91b3db5747e993a88367f50144c0642f262008bd0e52e83c47","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2017-12-23T15:20:12Z","title_canon_sha256":"5387993a4de561f88ff4b0a06eb46602623eb65585c67006532f606ea0ead48c"},"schema_version":"1.0","source":{"id":"1712.08789","kind":"arxiv","version":1}},"canonical_sha256":"36bf43075b87bdaa9c0fdc01f57c8fe931707e13df9b12e4839f5336ce3aabab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"36bf43075b87bdaa9c0fdc01f57c8fe931707e13df9b12e4839f5336ce3aabab","first_computed_at":"2026-05-18T00:27:16.798148Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:27:16.798148Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2PRgGWtHJhSpT+FXQ9DFU8ZDztnToqtPy8Pojg1VJCef2yNMc/fUrfkreL63yMXt2Juz6b8i2ypfrUkQ7iZDDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:27:16.798594Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.08789","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:de4e1d9b0271a6a3445a023a694d7a8227409f9a6395d200e8bbc42183e31eda","sha256:74e31fc6c9d7fa9d56b23cd3487a97945c1e18375057b566d1cc4baf85db23be"],"state_sha256":"069f3f44683e18475052928c73fea8070dac3e9bff834d5435a5dd031c27a74d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kjdpOjc83vvYoBwwNfcT9tJU6tHOOFDZEzhf7eVl+QY2U86d2xtYQ9EapTP0potbHkKvWGY1NaZVsqhHAk3pCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-12T06:34:49.203365Z","bundle_sha256":"1f8087bf2da3b0148fc0d8e6ddff566e661d10704c1b671a3cd23196b5cd8852"}}