{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:NXMYQSNSRDN3OLBBZ4456ISG4R","short_pith_number":"pith:NXMYQSNS","canonical_record":{"source":{"id":"0906.3406","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-06-18T10:53:22Z","cross_cats_sorted":[],"title_canon_sha256":"803b4638c6d76f56f7aca76a76bf60ab87b5f2dc899e8403d01b6b1f146976ba","abstract_canon_sha256":"8e8ea522de3c2bb1196f465000ead204f46d6f73a8e55000fe9cb7bae069a2ae"},"schema_version":"1.0"},"canonical_sha256":"6dd98849b288dbb72c21cf39df2246e446592f52341e234198460c18f526054a","source":{"kind":"arxiv","id":"0906.3406","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0906.3406","created_at":"2026-05-18T04:29:42Z"},{"alias_kind":"arxiv_version","alias_value":"0906.3406v1","created_at":"2026-05-18T04:29:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.3406","created_at":"2026-05-18T04:29:42Z"},{"alias_kind":"pith_short_12","alias_value":"NXMYQSNSRDN3","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"NXMYQSNSRDN3OLBB","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"NXMYQSNS","created_at":"2026-05-18T12:26:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:NXMYQSNSRDN3OLBBZ4456ISG4R","target":"record","payload":{"canonical_record":{"source":{"id":"0906.3406","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-06-18T10:53:22Z","cross_cats_sorted":[],"title_canon_sha256":"803b4638c6d76f56f7aca76a76bf60ab87b5f2dc899e8403d01b6b1f146976ba","abstract_canon_sha256":"8e8ea522de3c2bb1196f465000ead204f46d6f73a8e55000fe9cb7bae069a2ae"},"schema_version":"1.0"},"canonical_sha256":"6dd98849b288dbb72c21cf39df2246e446592f52341e234198460c18f526054a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:29:42.688736Z","signature_b64":"gSOSDMY+r1cqDEs16DpkC/dRHPMYHWQkuOJtoqaa3Wh9EOsor1WvZ2ooDkxTTE+8oLTsF/PHtqX3LJefzs0DAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6dd98849b288dbb72c21cf39df2246e446592f52341e234198460c18f526054a","last_reissued_at":"2026-05-18T04:29:42.688248Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:29:42.688248Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0906.3406","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":"2026-05-18T04:29:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cyg1hE58+ZaiYdh33e5L5rTH5VA6B9JOVVASDdre0e5MhLHFivcRpTFhfRGelQURDZRNYEPN0aodoFcxqupACw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T07:45:36.443818Z"},"content_sha256":"3fda88efb982a8ca30d1f10cf35e1ab8846b8969a0db0ad7d3c497e065200d45","schema_version":"1.0","event_id":"sha256:3fda88efb982a8ca30d1f10cf35e1ab8846b8969a0db0ad7d3c497e065200d45"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:NXMYQSNSRDN3OLBBZ4456ISG4R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamic screening in solar plasma","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"(2) Institute of Astronomy, Astronomy, Dan Mao (1), Katie Mussack (2), University of Cambridge), University of Southern California, Werner D\\\"appen (1) ((1) Department of Physics","submitted_at":"2009-06-18T10:53:22Z","abstract_excerpt":"In the hot, dense plasma of solar and stellar interiors, Coulomb potentials are screened, resulting in increased nuclear reaction rates. Although Salpeter's approximation for static screening is widely accepted and used in stellar modeling, the question of screening in nuclear reactions has been revisited. In particular the issue of dynamic effects has been raised by Shaviv and Shaviv who apply the techniques of molecular dynamics to the conditions in the Sun's core in order to numerically determine the effect of screening. By directly calculating the motion of ions and electrons due to Coulom"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.3406","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":"2026-05-18T04:29:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aVflRf6yP9HQCk77Teoc+24KudGtPQz/i9o9gF2gnOjKLUbAQhOBKQGnkwFXryGysckBXR2lFAjq6s5tz0ZICQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T07:45:36.444164Z"},"content_sha256":"8a713abfea1053b92f62bdf0a78d835fd6d93678a763e5a3c785c5d6db6fc84b","schema_version":"1.0","event_id":"sha256:8a713abfea1053b92f62bdf0a78d835fd6d93678a763e5a3c785c5d6db6fc84b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NXMYQSNSRDN3OLBBZ4456ISG4R/bundle.json","state_url":"https://pith.science/pith/NXMYQSNSRDN3OLBBZ4456ISG4R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NXMYQSNSRDN3OLBBZ4456ISG4R/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":"2026-06-01T07:45:36Z","links":{"resolver":"https://pith.science/pith/NXMYQSNSRDN3OLBBZ4456ISG4R","bundle":"https://pith.science/pith/NXMYQSNSRDN3OLBBZ4456ISG4R/bundle.json","state":"https://pith.science/pith/NXMYQSNSRDN3OLBBZ4456ISG4R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NXMYQSNSRDN3OLBBZ4456ISG4R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:NXMYQSNSRDN3OLBBZ4456ISG4R","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":"8e8ea522de3c2bb1196f465000ead204f46d6f73a8e55000fe9cb7bae069a2ae","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-06-18T10:53:22Z","title_canon_sha256":"803b4638c6d76f56f7aca76a76bf60ab87b5f2dc899e8403d01b6b1f146976ba"},"schema_version":"1.0","source":{"id":"0906.3406","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0906.3406","created_at":"2026-05-18T04:29:42Z"},{"alias_kind":"arxiv_version","alias_value":"0906.3406v1","created_at":"2026-05-18T04:29:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.3406","created_at":"2026-05-18T04:29:42Z"},{"alias_kind":"pith_short_12","alias_value":"NXMYQSNSRDN3","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"NXMYQSNSRDN3OLBB","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"NXMYQSNS","created_at":"2026-05-18T12:26:01Z"}],"graph_snapshots":[{"event_id":"sha256:8a713abfea1053b92f62bdf0a78d835fd6d93678a763e5a3c785c5d6db6fc84b","target":"graph","created_at":"2026-05-18T04:29:42Z","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":"In the hot, dense plasma of solar and stellar interiors, Coulomb potentials are screened, resulting in increased nuclear reaction rates. Although Salpeter's approximation for static screening is widely accepted and used in stellar modeling, the question of screening in nuclear reactions has been revisited. In particular the issue of dynamic effects has been raised by Shaviv and Shaviv who apply the techniques of molecular dynamics to the conditions in the Sun's core in order to numerically determine the effect of screening. By directly calculating the motion of ions and electrons due to Coulom","authors_text":"(2) Institute of Astronomy, Astronomy, Dan Mao (1), Katie Mussack (2), University of Cambridge), University of Southern California, Werner D\\\"appen (1) ((1) Department of Physics","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-06-18T10:53:22Z","title":"Dynamic screening in solar plasma"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.3406","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":"sha256:3fda88efb982a8ca30d1f10cf35e1ab8846b8969a0db0ad7d3c497e065200d45","target":"record","created_at":"2026-05-18T04:29:42Z","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":"8e8ea522de3c2bb1196f465000ead204f46d6f73a8e55000fe9cb7bae069a2ae","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-06-18T10:53:22Z","title_canon_sha256":"803b4638c6d76f56f7aca76a76bf60ab87b5f2dc899e8403d01b6b1f146976ba"},"schema_version":"1.0","source":{"id":"0906.3406","kind":"arxiv","version":1}},"canonical_sha256":"6dd98849b288dbb72c21cf39df2246e446592f52341e234198460c18f526054a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6dd98849b288dbb72c21cf39df2246e446592f52341e234198460c18f526054a","first_computed_at":"2026-05-18T04:29:42.688248Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:29:42.688248Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gSOSDMY+r1cqDEs16DpkC/dRHPMYHWQkuOJtoqaa3Wh9EOsor1WvZ2ooDkxTTE+8oLTsF/PHtqX3LJefzs0DAw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:29:42.688736Z","signed_message":"canonical_sha256_bytes"},"source_id":"0906.3406","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3fda88efb982a8ca30d1f10cf35e1ab8846b8969a0db0ad7d3c497e065200d45","sha256:8a713abfea1053b92f62bdf0a78d835fd6d93678a763e5a3c785c5d6db6fc84b"],"state_sha256":"9691b285d14e783e9a930f5b09ef3a29bfd6d98a25332200104f7ae1b493ef08"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v82YhBiwSfAo3OO+hhSSpgp8jropdk6dqfswc28O7Ydl6NvfaLdYN+/0GAw9o+yUTSTbPcKh3iUxYEQSZ/PaAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T07:45:36.446106Z","bundle_sha256":"0a59c8ea19f3c1c3cd3bce3e468a638c12b73aa5f75045c25b4a4a83d012324e"}}