{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:GDAJQ4WXDMVH2GNSD3U63UMHX4","short_pith_number":"pith:GDAJQ4WX","canonical_record":{"source":{"id":"astro-ph/0211019","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-11-01T15:26:15Z","cross_cats_sorted":[],"title_canon_sha256":"49a90fbce844a3fe8203bc6f06d594f818dc2030ea55394b8d46a74a12d01353","abstract_canon_sha256":"469259093cc3b1fbe12500cb76ad598b97fdf6eb5fb98d7d00dcbda0f74f9474"},"schema_version":"1.0"},"canonical_sha256":"30c09872d71b2a7d19b21ee9edd187bf3edeb043f605578a3b9b1d04fa983904","source":{"kind":"arxiv","id":"astro-ph/0211019","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0211019","created_at":"2026-07-04T14:12:19Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0211019v2","created_at":"2026-07-04T14:12:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0211019","created_at":"2026-07-04T14:12:19Z"},{"alias_kind":"pith_short_12","alias_value":"GDAJQ4WXDMVH","created_at":"2026-07-04T14:12:19Z"},{"alias_kind":"pith_short_16","alias_value":"GDAJQ4WXDMVH2GNS","created_at":"2026-07-04T14:12:19Z"},{"alias_kind":"pith_short_8","alias_value":"GDAJQ4WX","created_at":"2026-07-04T14:12:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:GDAJQ4WXDMVH2GNSD3U63UMHX4","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0211019","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-11-01T15:26:15Z","cross_cats_sorted":[],"title_canon_sha256":"49a90fbce844a3fe8203bc6f06d594f818dc2030ea55394b8d46a74a12d01353","abstract_canon_sha256":"469259093cc3b1fbe12500cb76ad598b97fdf6eb5fb98d7d00dcbda0f74f9474"},"schema_version":"1.0"},"canonical_sha256":"30c09872d71b2a7d19b21ee9edd187bf3edeb043f605578a3b9b1d04fa983904","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:12:19.708942Z","signature_b64":"zMbqVxUASdRlzFOzhD8nEslkNdHcTJjcMrENr1IMYZ/zn1diCzDc/mEPaxoaSjeSPFVV5P0LZNFl04A/GVh7Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"30c09872d71b2a7d19b21ee9edd187bf3edeb043f605578a3b9b1d04fa983904","last_reissued_at":"2026-07-04T14:12:19.708606Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:12:19.708606Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0211019","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":"2026-07-04T14:12:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C2r18yrCoIvLPFCSWOImCClsVzTQBZfmUMdt1xsaRz8RWCqkkgM5OFonLQjI0Q/XuKbAI8zZ4qv1BPwQ0zRoBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T18:59:55.083397Z"},"content_sha256":"dff325aa61df0d3e481a656f578c88987de7ccebb2d38aa83c32fb8061183276","schema_version":"1.0","event_id":"sha256:dff325aa61df0d3e481a656f578c88987de7ccebb2d38aa83c32fb8061183276"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:GDAJQ4WXDMVH2GNSD3U63UMHX4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Relativistic MHD jets and the GRBs","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Christian Fendt","submitted_at":"2002-11-01T15:26:15Z","abstract_excerpt":"High velocity highly collimated beams of plasma -- the jets -- are known as a general phenomenon among astrophysical sources of different energy and spatial scale. The common MHD scenario of astrophysical jet formation allows to describe the different jet sources by a scaling of the jet magnetization. In this paper we apply the MHD jet theory for GRB parameters and find indeed that main features as ultra-relativistic motion and strong collimation can be explained. Others, like GRB time-variability and the bi-modal GRB duration are (yet) beyond a MHD description."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0211019","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0211019/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":"2026-07-04T14:12:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QVNLhsymHp0IbrGLw+OMEoKOAs6dI8NKshu4PjsU+dGtqCzM6b8bBCtDJI0xO+n3C+kizF+jhNmPl/eCpxUyCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T18:59:55.084146Z"},"content_sha256":"97556d7b862cbc90aad5170b9430174ff9b7cec9ec2561b74ac862112aa6219a","schema_version":"1.0","event_id":"sha256:97556d7b862cbc90aad5170b9430174ff9b7cec9ec2561b74ac862112aa6219a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GDAJQ4WXDMVH2GNSD3U63UMHX4/bundle.json","state_url":"https://pith.science/pith/GDAJQ4WXDMVH2GNSD3U63UMHX4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GDAJQ4WXDMVH2GNSD3U63UMHX4/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":"2026-08-13T18:59:55Z","links":{"resolver":"https://pith.science/pith/GDAJQ4WXDMVH2GNSD3U63UMHX4","bundle":"https://pith.science/pith/GDAJQ4WXDMVH2GNSD3U63UMHX4/bundle.json","state":"https://pith.science/pith/GDAJQ4WXDMVH2GNSD3U63UMHX4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GDAJQ4WXDMVH2GNSD3U63UMHX4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:GDAJQ4WXDMVH2GNSD3U63UMHX4","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":"469259093cc3b1fbe12500cb76ad598b97fdf6eb5fb98d7d00dcbda0f74f9474","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2002-11-01T15:26:15Z","title_canon_sha256":"49a90fbce844a3fe8203bc6f06d594f818dc2030ea55394b8d46a74a12d01353"},"schema_version":"1.0","source":{"id":"astro-ph/0211019","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0211019","created_at":"2026-07-04T14:12:19Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0211019v2","created_at":"2026-07-04T14:12:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0211019","created_at":"2026-07-04T14:12:19Z"},{"alias_kind":"pith_short_12","alias_value":"GDAJQ4WXDMVH","created_at":"2026-07-04T14:12:19Z"},{"alias_kind":"pith_short_16","alias_value":"GDAJQ4WXDMVH2GNS","created_at":"2026-07-04T14:12:19Z"},{"alias_kind":"pith_short_8","alias_value":"GDAJQ4WX","created_at":"2026-07-04T14:12:19Z"}],"graph_snapshots":[{"event_id":"sha256:97556d7b862cbc90aad5170b9430174ff9b7cec9ec2561b74ac862112aa6219a","target":"graph","created_at":"2026-07-04T14:12:19Z","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/astro-ph/0211019/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"High velocity highly collimated beams of plasma -- the jets -- are known as a general phenomenon among astrophysical sources of different energy and spatial scale. The common MHD scenario of astrophysical jet formation allows to describe the different jet sources by a scaling of the jet magnetization. In this paper we apply the MHD jet theory for GRB parameters and find indeed that main features as ultra-relativistic motion and strong collimation can be explained. Others, like GRB time-variability and the bi-modal GRB duration are (yet) beyond a MHD description.","authors_text":"Christian Fendt","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2002-11-01T15:26:15Z","title":"Relativistic MHD jets and the GRBs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0211019","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:dff325aa61df0d3e481a656f578c88987de7ccebb2d38aa83c32fb8061183276","target":"record","created_at":"2026-07-04T14:12:19Z","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":"469259093cc3b1fbe12500cb76ad598b97fdf6eb5fb98d7d00dcbda0f74f9474","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2002-11-01T15:26:15Z","title_canon_sha256":"49a90fbce844a3fe8203bc6f06d594f818dc2030ea55394b8d46a74a12d01353"},"schema_version":"1.0","source":{"id":"astro-ph/0211019","kind":"arxiv","version":2}},"canonical_sha256":"30c09872d71b2a7d19b21ee9edd187bf3edeb043f605578a3b9b1d04fa983904","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"30c09872d71b2a7d19b21ee9edd187bf3edeb043f605578a3b9b1d04fa983904","first_computed_at":"2026-07-04T14:12:19.708606Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:12:19.708606Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zMbqVxUASdRlzFOzhD8nEslkNdHcTJjcMrENr1IMYZ/zn1diCzDc/mEPaxoaSjeSPFVV5P0LZNFl04A/GVh7Aw==","signature_status":"signed_v1","signed_at":"2026-07-04T14:12:19.708942Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0211019","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dff325aa61df0d3e481a656f578c88987de7ccebb2d38aa83c32fb8061183276","sha256:97556d7b862cbc90aad5170b9430174ff9b7cec9ec2561b74ac862112aa6219a"],"state_sha256":"00e798f00e5b0c742f490dea06c478b23f4018778c06d6cf6337b53a070fbb3e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9U9yNoQkETQFPEokpEsTCB/3e1acT7GERuC0L2FBiwQGW6nsu+QCnwmvEiXkWNsK/QEz8fKH6UyIkLraMYJzBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T18:59:55.089286Z","bundle_sha256":"7357c638f03e93c5e9a11140c1afd4d3f4df0083c3758dd96af29ee65a7735e8"}}