{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:IFCUYWBLUPQIEYGHX6QG5674TP","short_pith_number":"pith:IFCUYWBL","canonical_record":{"source":{"id":"1511.08859","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-28T01:26:03Z","cross_cats_sorted":[],"title_canon_sha256":"1570bf02884be33538ea66d606c5ba67a47bfd525e8f44b4826f4b0f20933ee3","abstract_canon_sha256":"d7b8391f413d288b9d8022b85d8f8c1892395d8a2284fb50fdff4c460c67216c"},"schema_version":"1.0"},"canonical_sha256":"41454c582ba3e08260c7bfa06efbfc9be0c0727a7c39ccf8ee9ddbc674edaddc","source":{"kind":"arxiv","id":"1511.08859","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.08859","created_at":"2026-05-18T01:15:43Z"},{"alias_kind":"arxiv_version","alias_value":"1511.08859v1","created_at":"2026-05-18T01:15:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.08859","created_at":"2026-05-18T01:15:43Z"},{"alias_kind":"pith_short_12","alias_value":"IFCUYWBLUPQI","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"IFCUYWBLUPQIEYGH","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"IFCUYWBL","created_at":"2026-05-18T12:29:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:IFCUYWBLUPQIEYGHX6QG5674TP","target":"record","payload":{"canonical_record":{"source":{"id":"1511.08859","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-28T01:26:03Z","cross_cats_sorted":[],"title_canon_sha256":"1570bf02884be33538ea66d606c5ba67a47bfd525e8f44b4826f4b0f20933ee3","abstract_canon_sha256":"d7b8391f413d288b9d8022b85d8f8c1892395d8a2284fb50fdff4c460c67216c"},"schema_version":"1.0"},"canonical_sha256":"41454c582ba3e08260c7bfa06efbfc9be0c0727a7c39ccf8ee9ddbc674edaddc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:15:43.874953Z","signature_b64":"OHWC60QWFYrmUbxXpJP7FKCsxGXUDRk2dEPnt+PvxWwUKYMrVgON7TKzwuJTncAjbTbt63O1j29EyztFA0mnAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"41454c582ba3e08260c7bfa06efbfc9be0c0727a7c39ccf8ee9ddbc674edaddc","last_reissued_at":"2026-05-18T01:15:43.874218Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:15:43.874218Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.08859","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":"2026-05-18T01:15:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S+P2JPTbzEBAEc2GycBCil2tjypaFQRQcxHqVh3IzfIacQLYwCIHEbNpBFD15KvUNbz+ESCeWfg5HpnyHac+Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T08:53:00.319883Z"},"content_sha256":"af72dcbbda51b6b32213f01479487a46b23e26c065130dcbb6d35bf6926aadbf","schema_version":"1.0","event_id":"sha256:af72dcbbda51b6b32213f01479487a46b23e26c065130dcbb6d35bf6926aadbf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:IFCUYWBLUPQIEYGHX6QG5674TP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Indirect methods in nuclear astrophysics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"A. Kruppa, A. Mukhamedzhanov, A. S. Kadyrov, C.A. Bertulani, D. Y. Pang, Shubhchintak","submitted_at":"2015-11-28T01:26:03Z","abstract_excerpt":"We discuss recent developments in indirect methods used in nuclear astrophysics to determine the capture cross sections and subsequent rates of various stellar burning processes, when it is difficult to perform the corresponding direct measurements. We discuss in brief, the basic concepts of Asymptotic Normalization Coefficients, the Trojan Horse Method, the Coulomb Dissociation Method, (d,p), and charge-exchange reactions."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.08859","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":"2026-05-18T01:15:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L34lsFD85E+FBWYDSoCFgFnoaI4tRS2v8VuJnKW6XY0J6ws0zTK0FawjMK+IwUiiXwIgFPC8JdZVVGSLe7zNBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T08:53:00.320327Z"},"content_sha256":"cd01dd694edac71898094e5a552229653e43f1570933d3e4012d5da2a1126752","schema_version":"1.0","event_id":"sha256:cd01dd694edac71898094e5a552229653e43f1570933d3e4012d5da2a1126752"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IFCUYWBLUPQIEYGHX6QG5674TP/bundle.json","state_url":"https://pith.science/pith/IFCUYWBLUPQIEYGHX6QG5674TP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IFCUYWBLUPQIEYGHX6QG5674TP/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":"2026-05-30T08:53:00Z","links":{"resolver":"https://pith.science/pith/IFCUYWBLUPQIEYGHX6QG5674TP","bundle":"https://pith.science/pith/IFCUYWBLUPQIEYGHX6QG5674TP/bundle.json","state":"https://pith.science/pith/IFCUYWBLUPQIEYGHX6QG5674TP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IFCUYWBLUPQIEYGHX6QG5674TP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:IFCUYWBLUPQIEYGHX6QG5674TP","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":"d7b8391f413d288b9d8022b85d8f8c1892395d8a2284fb50fdff4c460c67216c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-28T01:26:03Z","title_canon_sha256":"1570bf02884be33538ea66d606c5ba67a47bfd525e8f44b4826f4b0f20933ee3"},"schema_version":"1.0","source":{"id":"1511.08859","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.08859","created_at":"2026-05-18T01:15:43Z"},{"alias_kind":"arxiv_version","alias_value":"1511.08859v1","created_at":"2026-05-18T01:15:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.08859","created_at":"2026-05-18T01:15:43Z"},{"alias_kind":"pith_short_12","alias_value":"IFCUYWBLUPQI","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"IFCUYWBLUPQIEYGH","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"IFCUYWBL","created_at":"2026-05-18T12:29:25Z"}],"graph_snapshots":[{"event_id":"sha256:cd01dd694edac71898094e5a552229653e43f1570933d3e4012d5da2a1126752","target":"graph","created_at":"2026-05-18T01:15:43Z","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":"We discuss recent developments in indirect methods used in nuclear astrophysics to determine the capture cross sections and subsequent rates of various stellar burning processes, when it is difficult to perform the corresponding direct measurements. We discuss in brief, the basic concepts of Asymptotic Normalization Coefficients, the Trojan Horse Method, the Coulomb Dissociation Method, (d,p), and charge-exchange reactions.","authors_text":"A. Kruppa, A. Mukhamedzhanov, A. S. Kadyrov, C.A. Bertulani, D. Y. Pang, Shubhchintak","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-28T01:26:03Z","title":"Indirect methods in nuclear astrophysics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.08859","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:af72dcbbda51b6b32213f01479487a46b23e26c065130dcbb6d35bf6926aadbf","target":"record","created_at":"2026-05-18T01:15:43Z","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":"d7b8391f413d288b9d8022b85d8f8c1892395d8a2284fb50fdff4c460c67216c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-28T01:26:03Z","title_canon_sha256":"1570bf02884be33538ea66d606c5ba67a47bfd525e8f44b4826f4b0f20933ee3"},"schema_version":"1.0","source":{"id":"1511.08859","kind":"arxiv","version":1}},"canonical_sha256":"41454c582ba3e08260c7bfa06efbfc9be0c0727a7c39ccf8ee9ddbc674edaddc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"41454c582ba3e08260c7bfa06efbfc9be0c0727a7c39ccf8ee9ddbc674edaddc","first_computed_at":"2026-05-18T01:15:43.874218Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:15:43.874218Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OHWC60QWFYrmUbxXpJP7FKCsxGXUDRk2dEPnt+PvxWwUKYMrVgON7TKzwuJTncAjbTbt63O1j29EyztFA0mnAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:15:43.874953Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.08859","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:af72dcbbda51b6b32213f01479487a46b23e26c065130dcbb6d35bf6926aadbf","sha256:cd01dd694edac71898094e5a552229653e43f1570933d3e4012d5da2a1126752"],"state_sha256":"df09fb909c7ba3249d7562b98132ec7816c2b263e37da64f3b12652287416592"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rv1XGq+Obkzd6Pm1wSPrPQGma7Ua1I0Xi/Fym1QD+IXAs6vEf9Pf4fn4JEue6HGySnodYn0EV2DozQSGhvhfBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T08:53:00.324110Z","bundle_sha256":"1183da900291df0cffa99cc76bb9cccc1614aea0583df253f0619e3824de4caf"}}