{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:OGC4NQSK5JLEOG4WCZFDWWNXL6","short_pith_number":"pith:OGC4NQSK","canonical_record":{"source":{"id":"0905.3243","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2009-05-20T08:33:42Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"7222964c4615559e0163942aefded9051b85268136fe3435d66d54d8341c02e0","abstract_canon_sha256":"217b20ba69d7cdae1e90ced62eed4154faa136a9b0113ad168cb2d5fbb9a6ea2"},"schema_version":"1.0"},"canonical_sha256":"7185c6c24aea56471b96164a3b59b75fa88166da1aa117c63f04179db7080cc0","source":{"kind":"arxiv","id":"0905.3243","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.3243","created_at":"2026-05-18T04:04:17Z"},{"alias_kind":"arxiv_version","alias_value":"0905.3243v2","created_at":"2026-05-18T04:04:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.3243","created_at":"2026-05-18T04:04:17Z"},{"alias_kind":"pith_short_12","alias_value":"OGC4NQSK5JLE","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"OGC4NQSK5JLEOG4W","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"OGC4NQSK","created_at":"2026-05-18T12:26:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:OGC4NQSK5JLEOG4WCZFDWWNXL6","target":"record","payload":{"canonical_record":{"source":{"id":"0905.3243","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2009-05-20T08:33:42Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"7222964c4615559e0163942aefded9051b85268136fe3435d66d54d8341c02e0","abstract_canon_sha256":"217b20ba69d7cdae1e90ced62eed4154faa136a9b0113ad168cb2d5fbb9a6ea2"},"schema_version":"1.0"},"canonical_sha256":"7185c6c24aea56471b96164a3b59b75fa88166da1aa117c63f04179db7080cc0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:04:17.366158Z","signature_b64":"Y9nk0YwMogGdwsKcSDMSydUsH3qgrfYafuOifkIrOXvkTSsJlPpmN+E69fIAePVi9xZo6OUl4LkLPd/o0qs5AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7185c6c24aea56471b96164a3b59b75fa88166da1aa117c63f04179db7080cc0","last_reissued_at":"2026-05-18T04:04:17.365299Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:04:17.365299Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0905.3243","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:04:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rh0n6S5Oa+TG4I3eiHI68EBvpi0OAKkVRxayOlEJe/47vtxMFY8mG+yle4OBZYpZ5XQgTAX+e+0L4FXbp7wRCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T12:49:25.259713Z"},"content_sha256":"559e0f52d164cf32637499ca8ac7c191e972cac14095cbfd68f5d0ce4ce7c9d8","schema_version":"1.0","event_id":"sha256:559e0f52d164cf32637499ca8ac7c191e972cac14095cbfd68f5d0ce4ce7c9d8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:OGC4NQSK5JLEOG4WCZFDWWNXL6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Accretion, Primordial Black Holes and Standard Cosmology","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"gr-qc","authors_text":"Bibekananda Nayak, Lambodar Prasad Singh","submitted_at":"2009-05-20T08:33:42Z","abstract_excerpt":"Primordial Black Holes evaporate due to Hawking radiation. We find that the evaporation time of primordial black holes increase when accretion of radiation is included.Thus depending on accretion efficiency more and more number of primordial black holes are existing today, which strengthens the idea that the primordial black holes are the proper candidate for dark matter."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.3243","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:04:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"36YGTvzcAAsQ50DcU2+2SHD6bZjhQtr43zo5mR9VlChEfw0M7sYz8xJnxUSX11FnUh1zVB6FG0Hp7vlvXcHGDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T12:49:25.260067Z"},"content_sha256":"c2c96b063776a5984e1ca49aa41e1800ba8bbf8c3954344662ed36d9303914ba","schema_version":"1.0","event_id":"sha256:c2c96b063776a5984e1ca49aa41e1800ba8bbf8c3954344662ed36d9303914ba"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OGC4NQSK5JLEOG4WCZFDWWNXL6/bundle.json","state_url":"https://pith.science/pith/OGC4NQSK5JLEOG4WCZFDWWNXL6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OGC4NQSK5JLEOG4WCZFDWWNXL6/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":"2026-06-06T12:49:25Z","links":{"resolver":"https://pith.science/pith/OGC4NQSK5JLEOG4WCZFDWWNXL6","bundle":"https://pith.science/pith/OGC4NQSK5JLEOG4WCZFDWWNXL6/bundle.json","state":"https://pith.science/pith/OGC4NQSK5JLEOG4WCZFDWWNXL6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OGC4NQSK5JLEOG4WCZFDWWNXL6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:OGC4NQSK5JLEOG4WCZFDWWNXL6","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":"217b20ba69d7cdae1e90ced62eed4154faa136a9b0113ad168cb2d5fbb9a6ea2","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2009-05-20T08:33:42Z","title_canon_sha256":"7222964c4615559e0163942aefded9051b85268136fe3435d66d54d8341c02e0"},"schema_version":"1.0","source":{"id":"0905.3243","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.3243","created_at":"2026-05-18T04:04:17Z"},{"alias_kind":"arxiv_version","alias_value":"0905.3243v2","created_at":"2026-05-18T04:04:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.3243","created_at":"2026-05-18T04:04:17Z"},{"alias_kind":"pith_short_12","alias_value":"OGC4NQSK5JLE","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"OGC4NQSK5JLEOG4W","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"OGC4NQSK","created_at":"2026-05-18T12:26:01Z"}],"graph_snapshots":[{"event_id":"sha256:c2c96b063776a5984e1ca49aa41e1800ba8bbf8c3954344662ed36d9303914ba","target":"graph","created_at":"2026-05-18T04:04:17Z","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":"Primordial Black Holes evaporate due to Hawking radiation. We find that the evaporation time of primordial black holes increase when accretion of radiation is included.Thus depending on accretion efficiency more and more number of primordial black holes are existing today, which strengthens the idea that the primordial black holes are the proper candidate for dark matter.","authors_text":"Bibekananda Nayak, Lambodar Prasad Singh","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2009-05-20T08:33:42Z","title":"Accretion, Primordial Black Holes and Standard Cosmology"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.3243","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":"sha256:559e0f52d164cf32637499ca8ac7c191e972cac14095cbfd68f5d0ce4ce7c9d8","target":"record","created_at":"2026-05-18T04:04:17Z","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":"217b20ba69d7cdae1e90ced62eed4154faa136a9b0113ad168cb2d5fbb9a6ea2","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2009-05-20T08:33:42Z","title_canon_sha256":"7222964c4615559e0163942aefded9051b85268136fe3435d66d54d8341c02e0"},"schema_version":"1.0","source":{"id":"0905.3243","kind":"arxiv","version":2}},"canonical_sha256":"7185c6c24aea56471b96164a3b59b75fa88166da1aa117c63f04179db7080cc0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7185c6c24aea56471b96164a3b59b75fa88166da1aa117c63f04179db7080cc0","first_computed_at":"2026-05-18T04:04:17.365299Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:04:17.365299Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Y9nk0YwMogGdwsKcSDMSydUsH3qgrfYafuOifkIrOXvkTSsJlPpmN+E69fIAePVi9xZo6OUl4LkLPd/o0qs5AQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:04:17.366158Z","signed_message":"canonical_sha256_bytes"},"source_id":"0905.3243","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:559e0f52d164cf32637499ca8ac7c191e972cac14095cbfd68f5d0ce4ce7c9d8","sha256:c2c96b063776a5984e1ca49aa41e1800ba8bbf8c3954344662ed36d9303914ba"],"state_sha256":"63479e30b28d3128994f0316c7e39c37af74023dc053e90fac15e1426935177c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GLifeR6wilCMTsO7blQNTgnQddNOqetH8KTEPX3kCPFujgbTcyVnO/O08khICsQx1Zs8G7YKZ/P77eFRSQLlBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T12:49:25.263517Z","bundle_sha256":"0c71975ebe44b627b01da979ba01d6d22ecebd6bfc6f927311deff4a783667cd"}}