{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:L7ZNPG44W4OPMZ5BHBLZWIVJPZ","short_pith_number":"pith:L7ZNPG44","canonical_record":{"source":{"id":"1110.1949","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-10-10T07:17:37Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"2747b4aea673051df571f77a982525146aca4608fd9d33dba8f1954dba6fb366","abstract_canon_sha256":"22c70c4c81c316ed11aff93636377bd62f1c8952886a7b1e6d12264b0cd11b39"},"schema_version":"1.0"},"canonical_sha256":"5ff2d79b9cb71cf667a138579b22a97e78c1131bb0437fd8b7b393d1dd455d59","source":{"kind":"arxiv","id":"1110.1949","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.1949","created_at":"2026-05-18T04:07:53Z"},{"alias_kind":"arxiv_version","alias_value":"1110.1949v1","created_at":"2026-05-18T04:07:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.1949","created_at":"2026-05-18T04:07:53Z"},{"alias_kind":"pith_short_12","alias_value":"L7ZNPG44W4OP","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_16","alias_value":"L7ZNPG44W4OPMZ5B","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_8","alias_value":"L7ZNPG44","created_at":"2026-05-18T12:26:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:L7ZNPG44W4OPMZ5BHBLZWIVJPZ","target":"record","payload":{"canonical_record":{"source":{"id":"1110.1949","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-10-10T07:17:37Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"2747b4aea673051df571f77a982525146aca4608fd9d33dba8f1954dba6fb366","abstract_canon_sha256":"22c70c4c81c316ed11aff93636377bd62f1c8952886a7b1e6d12264b0cd11b39"},"schema_version":"1.0"},"canonical_sha256":"5ff2d79b9cb71cf667a138579b22a97e78c1131bb0437fd8b7b393d1dd455d59","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:07:53.758097Z","signature_b64":"O1zMb/sOY/0dohKWrI/DkTgIKqBD1fVpoz3Qoe5/nxTk4QUsK1cXIOK9JkXKXXTPcEMVJA9HEFJmISuv2LwdDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5ff2d79b9cb71cf667a138579b22a97e78c1131bb0437fd8b7b393d1dd455d59","last_reissued_at":"2026-05-18T04:07:53.757658Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:07:53.757658Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1110.1949","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":"2026-05-18T04:07:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"//slpyMbcXjErsgcIpU5QFakgzV9ne/ZP6CsX6pVtZZbfCEPKRVIt4zBHiQXL46WTLeO+xeFt63H5i9aMWk6Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T23:22:21.016002Z"},"content_sha256":"058d3ca022d5421a6b4f0a7aedae6961584a8ac8b3c8a48add6d9c44ce9f8104","schema_version":"1.0","event_id":"sha256:058d3ca022d5421a6b4f0a7aedae6961584a8ac8b3c8a48add6d9c44ce9f8104"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:L7ZNPG44W4OPMZ5BHBLZWIVJPZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Type Ia supernovae and the ^{12}C+^{12}C reaction rate","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"astro-ph.SR","authors_text":"E. Bravo, I. Dom\\'inguez, J.A. Escart\\'in, J. Isern, L. Piersanti, O. Straniero","submitted_at":"2011-10-10T07:17:37Z","abstract_excerpt":"The experimental determination of the cross-section of the ^{12}C+^{12}C reaction has never been made at astrophysically relevant energies (E<2 MeV). The profusion of resonances throughout the measured energy range has led to speculation that there is an unknown resonance at E\\sim1.5 MeV possibly as strong as the one measured for the resonance at 2.14 MeV. We study the implications that such a resonance would have for the physics of SNIa, paying special attention to the phases that go from the crossing of the ignition curve to the dynamical event. We use one-dimensional hydrostatic and hydrody"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.1949","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":"2026-05-18T04:07:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XaTmz/DYBsRbsNaGzLVRNlm1AWkFJGKtGca1rMyYfVhv8wIlODmuE/cijY249U0p682PD1mUEggv3PMq3lsNCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T23:22:21.016714Z"},"content_sha256":"1b082f2e8e410968f8e11f9fc3b9f42cb63a2c5642f59a2fb73dd504689b6fa1","schema_version":"1.0","event_id":"sha256:1b082f2e8e410968f8e11f9fc3b9f42cb63a2c5642f59a2fb73dd504689b6fa1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L7ZNPG44W4OPMZ5BHBLZWIVJPZ/bundle.json","state_url":"https://pith.science/pith/L7ZNPG44W4OPMZ5BHBLZWIVJPZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L7ZNPG44W4OPMZ5BHBLZWIVJPZ/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":"2026-06-06T23:22:21Z","links":{"resolver":"https://pith.science/pith/L7ZNPG44W4OPMZ5BHBLZWIVJPZ","bundle":"https://pith.science/pith/L7ZNPG44W4OPMZ5BHBLZWIVJPZ/bundle.json","state":"https://pith.science/pith/L7ZNPG44W4OPMZ5BHBLZWIVJPZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L7ZNPG44W4OPMZ5BHBLZWIVJPZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:L7ZNPG44W4OPMZ5BHBLZWIVJPZ","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":"22c70c4c81c316ed11aff93636377bd62f1c8952886a7b1e6d12264b0cd11b39","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-10-10T07:17:37Z","title_canon_sha256":"2747b4aea673051df571f77a982525146aca4608fd9d33dba8f1954dba6fb366"},"schema_version":"1.0","source":{"id":"1110.1949","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.1949","created_at":"2026-05-18T04:07:53Z"},{"alias_kind":"arxiv_version","alias_value":"1110.1949v1","created_at":"2026-05-18T04:07:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.1949","created_at":"2026-05-18T04:07:53Z"},{"alias_kind":"pith_short_12","alias_value":"L7ZNPG44W4OP","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_16","alias_value":"L7ZNPG44W4OPMZ5B","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_8","alias_value":"L7ZNPG44","created_at":"2026-05-18T12:26:34Z"}],"graph_snapshots":[{"event_id":"sha256:1b082f2e8e410968f8e11f9fc3b9f42cb63a2c5642f59a2fb73dd504689b6fa1","target":"graph","created_at":"2026-05-18T04:07:53Z","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 experimental determination of the cross-section of the ^{12}C+^{12}C reaction has never been made at astrophysically relevant energies (E<2 MeV). The profusion of resonances throughout the measured energy range has led to speculation that there is an unknown resonance at E\\sim1.5 MeV possibly as strong as the one measured for the resonance at 2.14 MeV. We study the implications that such a resonance would have for the physics of SNIa, paying special attention to the phases that go from the crossing of the ignition curve to the dynamical event. We use one-dimensional hydrostatic and hydrody","authors_text":"E. Bravo, I. Dom\\'inguez, J.A. Escart\\'in, J. Isern, L. Piersanti, O. Straniero","cross_cats":["nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-10-10T07:17:37Z","title":"Type Ia supernovae and the ^{12}C+^{12}C reaction rate"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.1949","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":"sha256:058d3ca022d5421a6b4f0a7aedae6961584a8ac8b3c8a48add6d9c44ce9f8104","target":"record","created_at":"2026-05-18T04:07:53Z","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":"22c70c4c81c316ed11aff93636377bd62f1c8952886a7b1e6d12264b0cd11b39","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-10-10T07:17:37Z","title_canon_sha256":"2747b4aea673051df571f77a982525146aca4608fd9d33dba8f1954dba6fb366"},"schema_version":"1.0","source":{"id":"1110.1949","kind":"arxiv","version":1}},"canonical_sha256":"5ff2d79b9cb71cf667a138579b22a97e78c1131bb0437fd8b7b393d1dd455d59","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5ff2d79b9cb71cf667a138579b22a97e78c1131bb0437fd8b7b393d1dd455d59","first_computed_at":"2026-05-18T04:07:53.757658Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:07:53.757658Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"O1zMb/sOY/0dohKWrI/DkTgIKqBD1fVpoz3Qoe5/nxTk4QUsK1cXIOK9JkXKXXTPcEMVJA9HEFJmISuv2LwdDw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:07:53.758097Z","signed_message":"canonical_sha256_bytes"},"source_id":"1110.1949","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:058d3ca022d5421a6b4f0a7aedae6961584a8ac8b3c8a48add6d9c44ce9f8104","sha256:1b082f2e8e410968f8e11f9fc3b9f42cb63a2c5642f59a2fb73dd504689b6fa1"],"state_sha256":"44a9f4c41903f2101b72cf231857ba448525324778e5f00e410dd9b9a2289f0a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xzhVgsyFYf6iB+Lk0dTTlS/NSEdVX2g3XLlc6IeKiajDL+gBZAM+d8NSqTgBB5latIWY3Ov0jAQ5/qi7EZVXDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T23:22:21.020741Z","bundle_sha256":"fcccdaa1553e73190447e42d523b110dcf535ea3f586481b191ab4cfdd2b4e94"}}