{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:N7KUFC2L4GSZUCS5NFSKKZKWWG","short_pith_number":"pith:N7KUFC2L","canonical_record":{"source":{"id":"1601.05986","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-01-22T13:07:38Z","cross_cats_sorted":["astro-ph.EP","astro-ph.HE"],"title_canon_sha256":"41d2f4394430218ec092e5f2d05d58d04357b0c1bc47e8a67386677061483512","abstract_canon_sha256":"04f2e68e89d5aff87eedde40aaf79b6e885bd0940a58f22897a2ebf6972c74dc"},"schema_version":"1.0"},"canonical_sha256":"6fd5428b4be1a59a0a5d6964a56556b1a9efff42879ef837085fc2821e9b81f6","source":{"kind":"arxiv","id":"1601.05986","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.05986","created_at":"2026-05-18T01:20:38Z"},{"alias_kind":"arxiv_version","alias_value":"1601.05986v1","created_at":"2026-05-18T01:20:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.05986","created_at":"2026-05-18T01:20:38Z"},{"alias_kind":"pith_short_12","alias_value":"N7KUFC2L4GSZ","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"N7KUFC2L4GSZUCS5","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"N7KUFC2L","created_at":"2026-05-18T12:30:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:N7KUFC2L4GSZUCS5NFSKKZKWWG","target":"record","payload":{"canonical_record":{"source":{"id":"1601.05986","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-01-22T13:07:38Z","cross_cats_sorted":["astro-ph.EP","astro-ph.HE"],"title_canon_sha256":"41d2f4394430218ec092e5f2d05d58d04357b0c1bc47e8a67386677061483512","abstract_canon_sha256":"04f2e68e89d5aff87eedde40aaf79b6e885bd0940a58f22897a2ebf6972c74dc"},"schema_version":"1.0"},"canonical_sha256":"6fd5428b4be1a59a0a5d6964a56556b1a9efff42879ef837085fc2821e9b81f6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:20:38.494344Z","signature_b64":"rJrQjuAoAH1536wOlI3fgsfume7L2Fr92KtNGGjyprJU9PMyuhyGVeuN4Obrqw22wNebvo+ioiJv0a/h6wsYDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6fd5428b4be1a59a0a5d6964a56556b1a9efff42879ef837085fc2821e9b81f6","last_reissued_at":"2026-05-18T01:20:38.493850Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:20:38.493850Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1601.05986","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":"2026-05-18T01:20:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NP+y3KoYL32STbKKOQN3I0WMPMqum9h3GyIW3kxx+72KJBv7PAC20mm4cw1qqlS3y3jyu2hH5QfIpnM52GT8DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T22:29:08.164420Z"},"content_sha256":"81cc8482c44e4de7ceffd1ebe64616e910fed5b6224d3315dc0a05908b60a7ce","schema_version":"1.0","event_id":"sha256:81cc8482c44e4de7ceffd1ebe64616e910fed5b6224d3315dc0a05908b60a7ce"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:N7KUFC2L4GSZUCS5NFSKKZKWWG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Origin of the p-process radionuclides 92Nb and 146Sm in the early Solar System and inferences on the birth of the Sun","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP","astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Claudia Travaglio, Gyorgy Gyurky, Kai Zuber, Marco Pignatari, Maria Lugaro, Ulrich Ott, Zsolt Fulop","submitted_at":"2016-01-22T13:07:38Z","abstract_excerpt":"The abundances of 92Nb and 146Sm in the early Solar System are determined from meteoritic analysis and their stellar production is attributed to the p process. We investigate if their origin from thermonuclear supernovae deriving from the explosion of white dwarfs with mass above the Chandrasekhar limit is in agreement with the abundance of 53Mn, another radionuclide present in the early Solar System and produced in the same events. A consistent solution for 92Nb and 53Mn cannot be found within the current uncertainties and requires that the 92Nb/92Mo ratio in the early Solar System is at leas"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.05986","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":"2026-05-18T01:20:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FWRNdK6eRh7DkvTZyvlisYVfz3z4r+pf4JEQcPuvevvqUEbEbaY4hx6rkJrDhRwXZ5OgB72GP1dT8ucNmXGpBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T22:29:08.164782Z"},"content_sha256":"f38cc72f47d39f33eb65b58258a2bd982c4b88e7231fcfa7821d6aebe12d6649","schema_version":"1.0","event_id":"sha256:f38cc72f47d39f33eb65b58258a2bd982c4b88e7231fcfa7821d6aebe12d6649"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/N7KUFC2L4GSZUCS5NFSKKZKWWG/bundle.json","state_url":"https://pith.science/pith/N7KUFC2L4GSZUCS5NFSKKZKWWG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/N7KUFC2L4GSZUCS5NFSKKZKWWG/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":"2026-06-08T22:29:08Z","links":{"resolver":"https://pith.science/pith/N7KUFC2L4GSZUCS5NFSKKZKWWG","bundle":"https://pith.science/pith/N7KUFC2L4GSZUCS5NFSKKZKWWG/bundle.json","state":"https://pith.science/pith/N7KUFC2L4GSZUCS5NFSKKZKWWG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/N7KUFC2L4GSZUCS5NFSKKZKWWG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:N7KUFC2L4GSZUCS5NFSKKZKWWG","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":"04f2e68e89d5aff87eedde40aaf79b6e885bd0940a58f22897a2ebf6972c74dc","cross_cats_sorted":["astro-ph.EP","astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-01-22T13:07:38Z","title_canon_sha256":"41d2f4394430218ec092e5f2d05d58d04357b0c1bc47e8a67386677061483512"},"schema_version":"1.0","source":{"id":"1601.05986","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.05986","created_at":"2026-05-18T01:20:38Z"},{"alias_kind":"arxiv_version","alias_value":"1601.05986v1","created_at":"2026-05-18T01:20:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.05986","created_at":"2026-05-18T01:20:38Z"},{"alias_kind":"pith_short_12","alias_value":"N7KUFC2L4GSZ","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"N7KUFC2L4GSZUCS5","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"N7KUFC2L","created_at":"2026-05-18T12:30:32Z"}],"graph_snapshots":[{"event_id":"sha256:f38cc72f47d39f33eb65b58258a2bd982c4b88e7231fcfa7821d6aebe12d6649","target":"graph","created_at":"2026-05-18T01:20:38Z","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":"The abundances of 92Nb and 146Sm in the early Solar System are determined from meteoritic analysis and their stellar production is attributed to the p process. We investigate if their origin from thermonuclear supernovae deriving from the explosion of white dwarfs with mass above the Chandrasekhar limit is in agreement with the abundance of 53Mn, another radionuclide present in the early Solar System and produced in the same events. A consistent solution for 92Nb and 53Mn cannot be found within the current uncertainties and requires that the 92Nb/92Mo ratio in the early Solar System is at leas","authors_text":"Claudia Travaglio, Gyorgy Gyurky, Kai Zuber, Marco Pignatari, Maria Lugaro, Ulrich Ott, Zsolt Fulop","cross_cats":["astro-ph.EP","astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-01-22T13:07:38Z","title":"Origin of the p-process radionuclides 92Nb and 146Sm in the early Solar System and inferences on the birth of the Sun"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.05986","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":"sha256:81cc8482c44e4de7ceffd1ebe64616e910fed5b6224d3315dc0a05908b60a7ce","target":"record","created_at":"2026-05-18T01:20:38Z","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":"04f2e68e89d5aff87eedde40aaf79b6e885bd0940a58f22897a2ebf6972c74dc","cross_cats_sorted":["astro-ph.EP","astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-01-22T13:07:38Z","title_canon_sha256":"41d2f4394430218ec092e5f2d05d58d04357b0c1bc47e8a67386677061483512"},"schema_version":"1.0","source":{"id":"1601.05986","kind":"arxiv","version":1}},"canonical_sha256":"6fd5428b4be1a59a0a5d6964a56556b1a9efff42879ef837085fc2821e9b81f6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6fd5428b4be1a59a0a5d6964a56556b1a9efff42879ef837085fc2821e9b81f6","first_computed_at":"2026-05-18T01:20:38.493850Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:20:38.493850Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rJrQjuAoAH1536wOlI3fgsfume7L2Fr92KtNGGjyprJU9PMyuhyGVeuN4Obrqw22wNebvo+ioiJv0a/h6wsYDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:20:38.494344Z","signed_message":"canonical_sha256_bytes"},"source_id":"1601.05986","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:81cc8482c44e4de7ceffd1ebe64616e910fed5b6224d3315dc0a05908b60a7ce","sha256:f38cc72f47d39f33eb65b58258a2bd982c4b88e7231fcfa7821d6aebe12d6649"],"state_sha256":"b388d3c566bdac11e8a613e2b61fceaeaa6622626342222681445508a5d3c566"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"My6DivZgz4WnKPG6Ex1370BKJWGHzvb0ardFY1DoWBWosxORiat4cnZJ4Ci3ik5V0sCzlR+IaNqUAaCBalt+BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T22:29:08.166636Z","bundle_sha256":"c3cace7a4fb536b435862c8ac2f9b840e48d425588892591c831bccff900ebc6"}}