{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:6UXI6AJDES6QDIBUVSGMWOPAS6","short_pith_number":"pith:6UXI6AJD","canonical_record":{"source":{"id":"0712.3702","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-12-21T15:13:56Z","cross_cats_sorted":[],"title_canon_sha256":"6fc40bdb3731645272b14cf00d8a990c5216dca7f061ba6680bf77c17f537e83","abstract_canon_sha256":"4a64c9a53d04f6fcdd76d97ec761026fce67f85cd555e161db97240d8f2ce380"},"schema_version":"1.0"},"canonical_sha256":"f52e8f012324bd01a034ac8ccb39e097bea415d3e62d4e1f03cf2a5eb7823bf6","source":{"kind":"arxiv","id":"0712.3702","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0712.3702","created_at":"2026-07-04T17:07:21Z"},{"alias_kind":"arxiv_version","alias_value":"0712.3702v1","created_at":"2026-07-04T17:07:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0712.3702","created_at":"2026-07-04T17:07:21Z"},{"alias_kind":"pith_short_12","alias_value":"6UXI6AJDES6Q","created_at":"2026-07-04T17:07:21Z"},{"alias_kind":"pith_short_16","alias_value":"6UXI6AJDES6QDIBU","created_at":"2026-07-04T17:07:21Z"},{"alias_kind":"pith_short_8","alias_value":"6UXI6AJD","created_at":"2026-07-04T17:07:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:6UXI6AJDES6QDIBUVSGMWOPAS6","target":"record","payload":{"canonical_record":{"source":{"id":"0712.3702","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-12-21T15:13:56Z","cross_cats_sorted":[],"title_canon_sha256":"6fc40bdb3731645272b14cf00d8a990c5216dca7f061ba6680bf77c17f537e83","abstract_canon_sha256":"4a64c9a53d04f6fcdd76d97ec761026fce67f85cd555e161db97240d8f2ce380"},"schema_version":"1.0"},"canonical_sha256":"f52e8f012324bd01a034ac8ccb39e097bea415d3e62d4e1f03cf2a5eb7823bf6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:07:21.153923Z","signature_b64":"oYO4UtZ+xnAiXuLB5hqhU7U/1cb2cfBnk/S2Dmv9Ojwng3a9CSgYc71L5iQ57sof9gcCjKbDsu0Ynj7tTY66Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f52e8f012324bd01a034ac8ccb39e097bea415d3e62d4e1f03cf2a5eb7823bf6","last_reissued_at":"2026-07-04T17:07:21.153557Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:07:21.153557Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0712.3702","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":"2026-07-04T17:07:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oRJf9obWbaGTtAqs6byTnabIAwZPjcCmHOQ0gEHr9VGC392FXM0iAT9QCLj1vxpdC36wW1gKHYYZY1MzV+v5DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T07:12:35.240417Z"},"content_sha256":"614d1891f5c307bc53a6b89c7442ba8c47375a354450e61bf07a391bd5dfc5ee","schema_version":"1.0","event_id":"sha256:614d1891f5c307bc53a6b89c7442ba8c47375a354450e61bf07a391bd5dfc5ee"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:6UXI6AJDES6QDIBUVSGMWOPAS6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Reaction rate uncertainties and 26Al in AGB silicon carbide stardust","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. I. Karakas, C. Iliadis, M. A. van Raai, M. Lugaro","submitted_at":"2007-12-21T15:13:56Z","abstract_excerpt":"Stardust is a class of presolar grains each of which presents an ideally uncontaminated stellar sample. Mainstream silicon carbide (SiC) stardust formed in the extended envelopes of carbon-rich asymptotic giant branch (AGB) stars and incorporated the radioactive nucleus 26Al as a trace element. The aim of this paper is to analyse in detail the effect of nuclear uncertainties, in particular the large uncertainties of up to four orders of magnitude related to the 26Al_g+(p,gamma)27Si reaction rate, on the production of 26Al in AGB stars and compare model predictions to data obtained from laborat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0712.3702","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0712.3702/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T17:07:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CKfni9Guy8PQ2OL9rUx89xjxZXU84wNVQ7e8r9TtJNAr9DlqXeJzOJk4okSRFnd1tgQzUoEaCdZ3MARS0aNGDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T07:12:35.240922Z"},"content_sha256":"62950b4fb7bc7ab4a17097553dc6b4fc71fd4d4cbe2e9933df3637236f7d3466","schema_version":"1.0","event_id":"sha256:62950b4fb7bc7ab4a17097553dc6b4fc71fd4d4cbe2e9933df3637236f7d3466"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6UXI6AJDES6QDIBUVSGMWOPAS6/bundle.json","state_url":"https://pith.science/pith/6UXI6AJDES6QDIBUVSGMWOPAS6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6UXI6AJDES6QDIBUVSGMWOPAS6/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":"2026-08-01T07:12:35Z","links":{"resolver":"https://pith.science/pith/6UXI6AJDES6QDIBUVSGMWOPAS6","bundle":"https://pith.science/pith/6UXI6AJDES6QDIBUVSGMWOPAS6/bundle.json","state":"https://pith.science/pith/6UXI6AJDES6QDIBUVSGMWOPAS6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6UXI6AJDES6QDIBUVSGMWOPAS6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:6UXI6AJDES6QDIBUVSGMWOPAS6","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":"4a64c9a53d04f6fcdd76d97ec761026fce67f85cd555e161db97240d8f2ce380","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-12-21T15:13:56Z","title_canon_sha256":"6fc40bdb3731645272b14cf00d8a990c5216dca7f061ba6680bf77c17f537e83"},"schema_version":"1.0","source":{"id":"0712.3702","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0712.3702","created_at":"2026-07-04T17:07:21Z"},{"alias_kind":"arxiv_version","alias_value":"0712.3702v1","created_at":"2026-07-04T17:07:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0712.3702","created_at":"2026-07-04T17:07:21Z"},{"alias_kind":"pith_short_12","alias_value":"6UXI6AJDES6Q","created_at":"2026-07-04T17:07:21Z"},{"alias_kind":"pith_short_16","alias_value":"6UXI6AJDES6QDIBU","created_at":"2026-07-04T17:07:21Z"},{"alias_kind":"pith_short_8","alias_value":"6UXI6AJD","created_at":"2026-07-04T17:07:21Z"}],"graph_snapshots":[{"event_id":"sha256:62950b4fb7bc7ab4a17097553dc6b4fc71fd4d4cbe2e9933df3637236f7d3466","target":"graph","created_at":"2026-07-04T17:07:21Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/0712.3702/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Stardust is a class of presolar grains each of which presents an ideally uncontaminated stellar sample. Mainstream silicon carbide (SiC) stardust formed in the extended envelopes of carbon-rich asymptotic giant branch (AGB) stars and incorporated the radioactive nucleus 26Al as a trace element. The aim of this paper is to analyse in detail the effect of nuclear uncertainties, in particular the large uncertainties of up to four orders of magnitude related to the 26Al_g+(p,gamma)27Si reaction rate, on the production of 26Al in AGB stars and compare model predictions to data obtained from laborat","authors_text":"A. I. Karakas, C. Iliadis, M. A. van Raai, M. Lugaro","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2007-12-21T15:13:56Z","title":"Reaction rate uncertainties and 26Al in AGB silicon carbide stardust"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0712.3702","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":"sha256:614d1891f5c307bc53a6b89c7442ba8c47375a354450e61bf07a391bd5dfc5ee","target":"record","created_at":"2026-07-04T17:07:21Z","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":"4a64c9a53d04f6fcdd76d97ec761026fce67f85cd555e161db97240d8f2ce380","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-12-21T15:13:56Z","title_canon_sha256":"6fc40bdb3731645272b14cf00d8a990c5216dca7f061ba6680bf77c17f537e83"},"schema_version":"1.0","source":{"id":"0712.3702","kind":"arxiv","version":1}},"canonical_sha256":"f52e8f012324bd01a034ac8ccb39e097bea415d3e62d4e1f03cf2a5eb7823bf6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f52e8f012324bd01a034ac8ccb39e097bea415d3e62d4e1f03cf2a5eb7823bf6","first_computed_at":"2026-07-04T17:07:21.153557Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:07:21.153557Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oYO4UtZ+xnAiXuLB5hqhU7U/1cb2cfBnk/S2Dmv9Ojwng3a9CSgYc71L5iQ57sof9gcCjKbDsu0Ynj7tTY66Dw==","signature_status":"signed_v1","signed_at":"2026-07-04T17:07:21.153923Z","signed_message":"canonical_sha256_bytes"},"source_id":"0712.3702","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:614d1891f5c307bc53a6b89c7442ba8c47375a354450e61bf07a391bd5dfc5ee","sha256:62950b4fb7bc7ab4a17097553dc6b4fc71fd4d4cbe2e9933df3637236f7d3466"],"state_sha256":"213c712a2c8ad31a8bfb1f6f74d9544d664b00350f9a8afc982fa5425521f7fe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BWJpTcVOfONKn7wI7MVPJ706K1qEs6CAN0s6kW648SuRqfx8Gd+MiY62r7LEzpBHqYH4sQcRB+pkpSP1DN5jAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-01T07:12:35.246605Z","bundle_sha256":"c2bdcd6b8832ce76aeed81ebcdc25077354edd507ac8a9bffef978506acc98a3"}}