{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:YCTDCHFIXIGVEEIGUBORXTMTZN","short_pith_number":"pith:YCTDCHFI","canonical_record":{"source":{"id":"1104.5691","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-04-29T18:13:55Z","cross_cats_sorted":[],"title_canon_sha256":"0658d70d6982400383925651049403fe73c52f1584443f371b5169fc021ccec1","abstract_canon_sha256":"8dd158a8c803f832f4a04c20da14994ce4d4bf0dc3ceb9f9345b20d3c8160cf2"},"schema_version":"1.0"},"canonical_sha256":"c0a6311ca8ba0d521106a05d1bcd93cb6dcf07f0fd73f0a086349424c1a79630","source":{"kind":"arxiv","id":"1104.5691","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1104.5691","created_at":"2026-05-18T02:02:12Z"},{"alias_kind":"arxiv_version","alias_value":"1104.5691v2","created_at":"2026-05-18T02:02:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.5691","created_at":"2026-05-18T02:02:12Z"},{"alias_kind":"pith_short_12","alias_value":"YCTDCHFIXIGV","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_16","alias_value":"YCTDCHFIXIGVEEIG","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_8","alias_value":"YCTDCHFI","created_at":"2026-05-18T12:26:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:YCTDCHFIXIGVEEIGUBORXTMTZN","target":"record","payload":{"canonical_record":{"source":{"id":"1104.5691","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-04-29T18:13:55Z","cross_cats_sorted":[],"title_canon_sha256":"0658d70d6982400383925651049403fe73c52f1584443f371b5169fc021ccec1","abstract_canon_sha256":"8dd158a8c803f832f4a04c20da14994ce4d4bf0dc3ceb9f9345b20d3c8160cf2"},"schema_version":"1.0"},"canonical_sha256":"c0a6311ca8ba0d521106a05d1bcd93cb6dcf07f0fd73f0a086349424c1a79630","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:12.756648Z","signature_b64":"UXAb5yEzh6KODN8wFyVN5b+w9I/sFmKXU/3nPVAWesGMgYuw1JeR86Q4VwK8x32JvH3Y017FTFj08eQS5WmJCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c0a6311ca8ba0d521106a05d1bcd93cb6dcf07f0fd73f0a086349424c1a79630","last_reissued_at":"2026-05-18T02:02:12.755733Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:12.755733Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1104.5691","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:02:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xflkqrMhS+rus+6LjWZMBPJE+lsDjYiNMyejM6f5o4ThhYiYY/cLJAdYePmk74Wz0iJrtTlUuRUFLog44BO1Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T16:51:59.691458Z"},"content_sha256":"4ef7bbe1994f422f793f5b96430d5d993ab3daa0c3162f017d27c011452e51b7","schema_version":"1.0","event_id":"sha256:4ef7bbe1994f422f793f5b96430d5d993ab3daa0c3162f017d27c011452e51b7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:YCTDCHFIXIGVEEIGUBORXTMTZN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Population III Gamma-Ray Bursts and Breakout Criteria for Accretion-Powered Jets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Hiroki Nagakura, Kunihito Ioka, Yudai Suwa","submitted_at":"2011-04-29T18:13:55Z","abstract_excerpt":"We investigate the propagation of accretion-powered jets in various types of massive stars such as Wolf-Rayet stars, light Population III (Pop III) stars, and massive Pop III stars, all of which are the progenitor candidates of Gamma-Ray Bursts (GRBs). We perform two dimensional axisymmetric simulations of relativistic hydrodynamics taking into account both the envelope collapse and the jet propagation (i.e., the negative feedback of the jet on the accretion). Based on our hydrodynamic simulations, we show for the first time that the accretion-powered jet can potentially break out relativistic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.5691","kind":"arxiv","version":2},"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":"2026-05-18T02:02:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XDYWDa6Vi3gXgwuCCpuPMFZLtle3gcxA82Vy8fsbgMZhghMGsFfBUeO9nKRNCrK/lVOsbj1a4jl6ZPKHfukHDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T16:51:59.691806Z"},"content_sha256":"b3318d7fe937bb956e75b0dab38b7d734088ec1095b5892a47f61f66b9b597f5","schema_version":"1.0","event_id":"sha256:b3318d7fe937bb956e75b0dab38b7d734088ec1095b5892a47f61f66b9b597f5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YCTDCHFIXIGVEEIGUBORXTMTZN/bundle.json","state_url":"https://pith.science/pith/YCTDCHFIXIGVEEIGUBORXTMTZN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YCTDCHFIXIGVEEIGUBORXTMTZN/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":"2026-06-02T16:51:59Z","links":{"resolver":"https://pith.science/pith/YCTDCHFIXIGVEEIGUBORXTMTZN","bundle":"https://pith.science/pith/YCTDCHFIXIGVEEIGUBORXTMTZN/bundle.json","state":"https://pith.science/pith/YCTDCHFIXIGVEEIGUBORXTMTZN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YCTDCHFIXIGVEEIGUBORXTMTZN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:YCTDCHFIXIGVEEIGUBORXTMTZN","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":"8dd158a8c803f832f4a04c20da14994ce4d4bf0dc3ceb9f9345b20d3c8160cf2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-04-29T18:13:55Z","title_canon_sha256":"0658d70d6982400383925651049403fe73c52f1584443f371b5169fc021ccec1"},"schema_version":"1.0","source":{"id":"1104.5691","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1104.5691","created_at":"2026-05-18T02:02:12Z"},{"alias_kind":"arxiv_version","alias_value":"1104.5691v2","created_at":"2026-05-18T02:02:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.5691","created_at":"2026-05-18T02:02:12Z"},{"alias_kind":"pith_short_12","alias_value":"YCTDCHFIXIGV","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_16","alias_value":"YCTDCHFIXIGVEEIG","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_8","alias_value":"YCTDCHFI","created_at":"2026-05-18T12:26:47Z"}],"graph_snapshots":[{"event_id":"sha256:b3318d7fe937bb956e75b0dab38b7d734088ec1095b5892a47f61f66b9b597f5","target":"graph","created_at":"2026-05-18T02:02:12Z","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 investigate the propagation of accretion-powered jets in various types of massive stars such as Wolf-Rayet stars, light Population III (Pop III) stars, and massive Pop III stars, all of which are the progenitor candidates of Gamma-Ray Bursts (GRBs). We perform two dimensional axisymmetric simulations of relativistic hydrodynamics taking into account both the envelope collapse and the jet propagation (i.e., the negative feedback of the jet on the accretion). Based on our hydrodynamic simulations, we show for the first time that the accretion-powered jet can potentially break out relativistic","authors_text":"Hiroki Nagakura, Kunihito Ioka, Yudai Suwa","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-04-29T18:13:55Z","title":"Population III Gamma-Ray Bursts and Breakout Criteria for Accretion-Powered Jets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.5691","kind":"arxiv","version":2},"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":"sha256:4ef7bbe1994f422f793f5b96430d5d993ab3daa0c3162f017d27c011452e51b7","target":"record","created_at":"2026-05-18T02:02:12Z","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":"8dd158a8c803f832f4a04c20da14994ce4d4bf0dc3ceb9f9345b20d3c8160cf2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-04-29T18:13:55Z","title_canon_sha256":"0658d70d6982400383925651049403fe73c52f1584443f371b5169fc021ccec1"},"schema_version":"1.0","source":{"id":"1104.5691","kind":"arxiv","version":2}},"canonical_sha256":"c0a6311ca8ba0d521106a05d1bcd93cb6dcf07f0fd73f0a086349424c1a79630","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c0a6311ca8ba0d521106a05d1bcd93cb6dcf07f0fd73f0a086349424c1a79630","first_computed_at":"2026-05-18T02:02:12.755733Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:02:12.755733Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UXAb5yEzh6KODN8wFyVN5b+w9I/sFmKXU/3nPVAWesGMgYuw1JeR86Q4VwK8x32JvH3Y017FTFj08eQS5WmJCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:02:12.756648Z","signed_message":"canonical_sha256_bytes"},"source_id":"1104.5691","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4ef7bbe1994f422f793f5b96430d5d993ab3daa0c3162f017d27c011452e51b7","sha256:b3318d7fe937bb956e75b0dab38b7d734088ec1095b5892a47f61f66b9b597f5"],"state_sha256":"abd81b9de78d01629ac572a6df6bc1694e3f3b0b9b90bb4d571f4e405e26d73c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p8whXkTRfKBJcjz5FRNt+MPoUjQXbCplf5lvCmIqN9Bw3FJQHTJuV1AptdWWfB2pcv2O6bOnqOExisxesXzECQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T16:51:59.693804Z","bundle_sha256":"3e9973be9aab091bfee94dde530eab4ad71d53fc2c7a79c7b2bd85e30c242389"}}