{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:PMPGEVPOLNR5DB2CBHQQM6A4XG","short_pith_number":"pith:PMPGEVPO","canonical_record":{"source":{"id":"0911.3222","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-11-17T07:27:52Z","cross_cats_sorted":[],"title_canon_sha256":"4b898a9548ec628d4e931b27d16dcb9acb145a79183592429eab353443a0a03a","abstract_canon_sha256":"18a377cf76627c3e84de98db41eea37b5e1a8024e7bfcd78de102d0ae270e2e6"},"schema_version":"1.0"},"canonical_sha256":"7b1e6255ee5b63d1874209e106781cb9b63085f6fe4c4e70a053c9eb04b4edb9","source":{"kind":"arxiv","id":"0911.3222","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.3222","created_at":"2026-07-04T17:16:04Z"},{"alias_kind":"arxiv_version","alias_value":"0911.3222v1","created_at":"2026-07-04T17:16:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.3222","created_at":"2026-07-04T17:16:04Z"},{"alias_kind":"pith_short_12","alias_value":"PMPGEVPOLNR5","created_at":"2026-07-04T17:16:04Z"},{"alias_kind":"pith_short_16","alias_value":"PMPGEVPOLNR5DB2C","created_at":"2026-07-04T17:16:04Z"},{"alias_kind":"pith_short_8","alias_value":"PMPGEVPO","created_at":"2026-07-04T17:16:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:PMPGEVPOLNR5DB2CBHQQM6A4XG","target":"record","payload":{"canonical_record":{"source":{"id":"0911.3222","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-11-17T07:27:52Z","cross_cats_sorted":[],"title_canon_sha256":"4b898a9548ec628d4e931b27d16dcb9acb145a79183592429eab353443a0a03a","abstract_canon_sha256":"18a377cf76627c3e84de98db41eea37b5e1a8024e7bfcd78de102d0ae270e2e6"},"schema_version":"1.0"},"canonical_sha256":"7b1e6255ee5b63d1874209e106781cb9b63085f6fe4c4e70a053c9eb04b4edb9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:16:04.390645Z","signature_b64":"Kv8yU2o+gJ5xujg9YTWZiHfEV7W3PIPiR3W9pRxFoVwMJjrnF6Gmu4AYco4VvnAQAb5gW0ZltxKMJk/XxR6kAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7b1e6255ee5b63d1874209e106781cb9b63085f6fe4c4e70a053c9eb04b4edb9","last_reissued_at":"2026-07-04T17:16:04.390177Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:16:04.390177Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0911.3222","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":"2026-07-04T17:16:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p9EitvteSRsD0njg1JGl0Z08YQKSBI3/Qe7Onn+TTHuMPxUj+kfyHIibO2nxmW5tlaepAgzmDuG3JJbNsV1lBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T13:52:40.534321Z"},"content_sha256":"8d0d896ed2231ad1288c63a71eeb72ebad62b45034a2ba69ba356b7e22629709","schema_version":"1.0","event_id":"sha256:8d0d896ed2231ad1288c63a71eeb72ebad62b45034a2ba69ba356b7e22629709"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:PMPGEVPOLNR5DB2CBHQQM6A4XG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simulations of the Magneto-rotational Instability in Core-Collapse Supernovae","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"E. M\\\"uller, M.A. Aloy, M. Obergaulinger, P. Cerd\\`a-Dur\\`an","submitted_at":"2009-11-17T07:27:52Z","abstract_excerpt":"We assess the importance of the magneto-rotational instability in core-collapse supernovae by an analysis of the growth rates of unstable modes in typical post-collapse systems and by numerical simulations of simplified models. The interplay of differential rotation and thermal stratification defines different instability regimes which we confirm in our simulations. We investigate the termination of the growth of the MRI by parasitic instabilities, establish scaling laws characterising the termination amplitude, and study the long-term evolution of the saturated turbulent state."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.3222","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/0911.3222/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":"2026-07-04T17:16:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u4HKQeXsGfKf1KCPwplfHFwGZuox2YSGduwWmNlHB3Cn5cZ8I23Al1QgzmTVdnOERwZIcrsnEoiwZ7x7Ok87BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T13:52:40.535268Z"},"content_sha256":"0154a797053d4eb296b0bff24525a040a6d5f6ffc3ad61980eb8b938381b75c9","schema_version":"1.0","event_id":"sha256:0154a797053d4eb296b0bff24525a040a6d5f6ffc3ad61980eb8b938381b75c9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PMPGEVPOLNR5DB2CBHQQM6A4XG/bundle.json","state_url":"https://pith.science/pith/PMPGEVPOLNR5DB2CBHQQM6A4XG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PMPGEVPOLNR5DB2CBHQQM6A4XG/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":"2026-08-05T13:52:40Z","links":{"resolver":"https://pith.science/pith/PMPGEVPOLNR5DB2CBHQQM6A4XG","bundle":"https://pith.science/pith/PMPGEVPOLNR5DB2CBHQQM6A4XG/bundle.json","state":"https://pith.science/pith/PMPGEVPOLNR5DB2CBHQQM6A4XG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PMPGEVPOLNR5DB2CBHQQM6A4XG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:PMPGEVPOLNR5DB2CBHQQM6A4XG","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":"18a377cf76627c3e84de98db41eea37b5e1a8024e7bfcd78de102d0ae270e2e6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-11-17T07:27:52Z","title_canon_sha256":"4b898a9548ec628d4e931b27d16dcb9acb145a79183592429eab353443a0a03a"},"schema_version":"1.0","source":{"id":"0911.3222","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.3222","created_at":"2026-07-04T17:16:04Z"},{"alias_kind":"arxiv_version","alias_value":"0911.3222v1","created_at":"2026-07-04T17:16:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.3222","created_at":"2026-07-04T17:16:04Z"},{"alias_kind":"pith_short_12","alias_value":"PMPGEVPOLNR5","created_at":"2026-07-04T17:16:04Z"},{"alias_kind":"pith_short_16","alias_value":"PMPGEVPOLNR5DB2C","created_at":"2026-07-04T17:16:04Z"},{"alias_kind":"pith_short_8","alias_value":"PMPGEVPO","created_at":"2026-07-04T17:16:04Z"}],"graph_snapshots":[{"event_id":"sha256:0154a797053d4eb296b0bff24525a040a6d5f6ffc3ad61980eb8b938381b75c9","target":"graph","created_at":"2026-07-04T17:16:04Z","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/0911.3222/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We assess the importance of the magneto-rotational instability in core-collapse supernovae by an analysis of the growth rates of unstable modes in typical post-collapse systems and by numerical simulations of simplified models. The interplay of differential rotation and thermal stratification defines different instability regimes which we confirm in our simulations. We investigate the termination of the growth of the MRI by parasitic instabilities, establish scaling laws characterising the termination amplitude, and study the long-term evolution of the saturated turbulent state.","authors_text":"E. M\\\"uller, M.A. Aloy, M. Obergaulinger, P. Cerd\\`a-Dur\\`an","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-11-17T07:27:52Z","title":"Simulations of the Magneto-rotational Instability in Core-Collapse Supernovae"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.3222","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":"sha256:8d0d896ed2231ad1288c63a71eeb72ebad62b45034a2ba69ba356b7e22629709","target":"record","created_at":"2026-07-04T17:16:04Z","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":"18a377cf76627c3e84de98db41eea37b5e1a8024e7bfcd78de102d0ae270e2e6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2009-11-17T07:27:52Z","title_canon_sha256":"4b898a9548ec628d4e931b27d16dcb9acb145a79183592429eab353443a0a03a"},"schema_version":"1.0","source":{"id":"0911.3222","kind":"arxiv","version":1}},"canonical_sha256":"7b1e6255ee5b63d1874209e106781cb9b63085f6fe4c4e70a053c9eb04b4edb9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7b1e6255ee5b63d1874209e106781cb9b63085f6fe4c4e70a053c9eb04b4edb9","first_computed_at":"2026-07-04T17:16:04.390177Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:16:04.390177Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Kv8yU2o+gJ5xujg9YTWZiHfEV7W3PIPiR3W9pRxFoVwMJjrnF6Gmu4AYco4VvnAQAb5gW0ZltxKMJk/XxR6kAw==","signature_status":"signed_v1","signed_at":"2026-07-04T17:16:04.390645Z","signed_message":"canonical_sha256_bytes"},"source_id":"0911.3222","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8d0d896ed2231ad1288c63a71eeb72ebad62b45034a2ba69ba356b7e22629709","sha256:0154a797053d4eb296b0bff24525a040a6d5f6ffc3ad61980eb8b938381b75c9"],"state_sha256":"035392f5f4040dc2d50573289887fc209b904a65213f41396a96276a70e49afc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3l2nPs98fmrHf/kDMm6HCZ5kuXX4A5htb062jCDbeIiTFntgctCncbFF781h+34d2JLfx11h/MhIdeCJCVChCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T13:52:40.541217Z","bundle_sha256":"8c5d4bf7fe5013b12bae9ae370d1d26ba7a10c8629ecb8220287fbc34672b242"}}