{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:EVIUQWHSBOS4BTF2OO23UWA5SP","short_pith_number":"pith:EVIUQWHS","schema_version":"1.0","canonical_sha256":"25514858f20ba5c0ccba73b5ba581d93d1aca91ba1efb59f96fd3b669a5ad8fc","source":{"kind":"arxiv","id":"1612.07738","version":1},"attestation_state":"computed","paper":{"title":"Planck Constraint on Relic Primordial Black Holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Bhaskar Dutta, Louis E. Strigari, Scott Watson, Steven Clark, Yu Gao","submitted_at":"2016-12-22T18:26:30Z","abstract_excerpt":"We investigate constraints on the abundance of primordial black holes (PBHs) in the mass range 10^{15}-10^{17} g using data from the Cosmic Microwave Background (CMB) and MeV extragalactic gamma-ray background (EGB). Hawking radiation from PBHs with lifetime greater than the age of the universe leaves an imprint on the CMB through modification of the ionization history and the damping of CMB anisotropies. Using a model for redshift dependent energy injection efficiencies, we show that a combination of temperature and polarization data from Planck provides the strongest constraint on the abunda"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1612.07738","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-12-22T18:26:30Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"7de8bbe368d5f549737d4e5183bdfe0eced98fdd3bb0b9174c8ebcfefc557cc2","abstract_canon_sha256":"3f4c67f9959ae5e7324d451ddf6bb4d9a24e4071612b38bd19d8644d673f3be6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:46:13.362080Z","signature_b64":"UPHApuybNb1mlXJQwWSnTyNDhdbv+rQ94PGeKATcLxKUXipDyTU5JY8i91hlduew1vC2DPgvUgS0YrtL/VGyDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"25514858f20ba5c0ccba73b5ba581d93d1aca91ba1efb59f96fd3b669a5ad8fc","last_reissued_at":"2026-05-18T00:46:13.361647Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:46:13.361647Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Planck Constraint on Relic Primordial Black Holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Bhaskar Dutta, Louis E. Strigari, Scott Watson, Steven Clark, Yu Gao","submitted_at":"2016-12-22T18:26:30Z","abstract_excerpt":"We investigate constraints on the abundance of primordial black holes (PBHs) in the mass range 10^{15}-10^{17} g using data from the Cosmic Microwave Background (CMB) and MeV extragalactic gamma-ray background (EGB). Hawking radiation from PBHs with lifetime greater than the age of the universe leaves an imprint on the CMB through modification of the ionization history and the damping of CMB anisotropies. Using a model for redshift dependent energy injection efficiencies, we show that a combination of temperature and polarization data from Planck provides the strongest constraint on the abunda"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.07738","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1612.07738","created_at":"2026-05-18T00:46:13.361728+00:00"},{"alias_kind":"arxiv_version","alias_value":"1612.07738v1","created_at":"2026-05-18T00:46:13.361728+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.07738","created_at":"2026-05-18T00:46:13.361728+00:00"},{"alias_kind":"pith_short_12","alias_value":"EVIUQWHSBOS4","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_16","alias_value":"EVIUQWHSBOS4BTF2","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_8","alias_value":"EVIUQWHS","created_at":"2026-05-18T12:30:15.759754+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":6,"internal_anchor_count":3,"sample":[{"citing_arxiv_id":"2601.19386","citing_title":"Constraints on Primordial Black Holes from Galactic Diffuse Synchrotron Emissions","ref_index":53,"is_internal_anchor":true},{"citing_arxiv_id":"2603.18884","citing_title":"Primordial black holes and the velocity acoustic oscillations features in 21 cm signals from the cosmic Dark Ages","ref_index":25,"is_internal_anchor":true},{"citing_arxiv_id":"2605.15197","citing_title":"Primordial Black Hole from Tensor-induced Density Fluctuation: First-order Phase Transitions and Domain Walls","ref_index":184,"is_internal_anchor":true},{"citing_arxiv_id":"2604.26005","citing_title":"Asteroid-mass Primordial Black Holes as Dark Matter from Supersymmetry","ref_index":20,"is_internal_anchor":false},{"citing_arxiv_id":"2604.06858","citing_title":"Memory-Burden Suppression of Hawking Radiation and Neutrino Constraints on Primordial Black Holes","ref_index":45,"is_internal_anchor":false},{"citing_arxiv_id":"2604.20063","citing_title":"Purely Quadratic Non-Gaussianity from Tachyonic Instability: Primordial Black Holes and Scalar-Induced Gravitational Waves","ref_index":52,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/EVIUQWHSBOS4BTF2OO23UWA5SP","json":"https://pith.science/pith/EVIUQWHSBOS4BTF2OO23UWA5SP.json","graph_json":"https://pith.science/api/pith-number/EVIUQWHSBOS4BTF2OO23UWA5SP/graph.json","events_json":"https://pith.science/api/pith-number/EVIUQWHSBOS4BTF2OO23UWA5SP/events.json","paper":"https://pith.science/paper/EVIUQWHS"},"agent_actions":{"view_html":"https://pith.science/pith/EVIUQWHSBOS4BTF2OO23UWA5SP","download_json":"https://pith.science/pith/EVIUQWHSBOS4BTF2OO23UWA5SP.json","view_paper":"https://pith.science/paper/EVIUQWHS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1612.07738&json=true","fetch_graph":"https://pith.science/api/pith-number/EVIUQWHSBOS4BTF2OO23UWA5SP/graph.json","fetch_events":"https://pith.science/api/pith-number/EVIUQWHSBOS4BTF2OO23UWA5SP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EVIUQWHSBOS4BTF2OO23UWA5SP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EVIUQWHSBOS4BTF2OO23UWA5SP/action/storage_attestation","attest_author":"https://pith.science/pith/EVIUQWHSBOS4BTF2OO23UWA5SP/action/author_attestation","sign_citation":"https://pith.science/pith/EVIUQWHSBOS4BTF2OO23UWA5SP/action/citation_signature","submit_replication":"https://pith.science/pith/EVIUQWHSBOS4BTF2OO23UWA5SP/action/replication_record"}},"created_at":"2026-05-18T00:46:13.361728+00:00","updated_at":"2026-05-18T00:46:13.361728+00:00"}