{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:2BFXWQKHNOMHCJQMCNFBXG3XIZ","short_pith_number":"pith:2BFXWQKH","canonical_record":{"source":{"id":"1508.02433","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-08-10T21:32:29Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"d9e598fdf2d16de2061afef7838cd63cab54f9eb26485e4282caf03c15d7d2ef","abstract_canon_sha256":"3f7537052058c917dc1f6c2ef22283ae27bafd3ba8e47c8161f850bb542a751d"},"schema_version":"1.0"},"canonical_sha256":"d04b7b41476b9871260c134a1b9b774647e447e33f8b40eacc17194a5e19c23d","source":{"kind":"arxiv","id":"1508.02433","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.02433","created_at":"2026-05-18T01:32:27Z"},{"alias_kind":"arxiv_version","alias_value":"1508.02433v1","created_at":"2026-05-18T01:32:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.02433","created_at":"2026-05-18T01:32:27Z"},{"alias_kind":"pith_short_12","alias_value":"2BFXWQKHNOMH","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"2BFXWQKHNOMHCJQM","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"2BFXWQKH","created_at":"2026-05-18T12:28:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:2BFXWQKHNOMHCJQMCNFBXG3XIZ","target":"record","payload":{"canonical_record":{"source":{"id":"1508.02433","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-08-10T21:32:29Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"d9e598fdf2d16de2061afef7838cd63cab54f9eb26485e4282caf03c15d7d2ef","abstract_canon_sha256":"3f7537052058c917dc1f6c2ef22283ae27bafd3ba8e47c8161f850bb542a751d"},"schema_version":"1.0"},"canonical_sha256":"d04b7b41476b9871260c134a1b9b774647e447e33f8b40eacc17194a5e19c23d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:32:27.150053Z","signature_b64":"Z5bC0jaxF1ND+oG2JK/tUSzaH1mtlG9TzBWWyn/cAfYAvbTpwnbk/li6oz9/lP1w1Vbv4TUu7MjU2CpbzivKAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d04b7b41476b9871260c134a1b9b774647e447e33f8b40eacc17194a5e19c23d","last_reissued_at":"2026-05-18T01:32:27.149068Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:32:27.149068Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.02433","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":"2026-05-18T01:32:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N5yurESRQcEd96e1P9cd3c0dPoja0GTdOum5eqlvCL6sEJAlg8rc7rZtZmCsP7PCNxSnUI5O6Z16+C7NWwmPDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T05:26:13.040379Z"},"content_sha256":"04f328f29b0b6a6e89da4949ed50a1fc0ca211453d33549e2fb19636fe5fd669","schema_version":"1.0","event_id":"sha256:04f328f29b0b6a6e89da4949ed50a1fc0ca211453d33549e2fb19636fe5fd669"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:2BFXWQKHNOMHCJQMCNFBXG3XIZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Efficiency of Super-Eddington Magnetically-Arrested Accretion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"Jonathan C. McKinney (1), Lixin Dai (1), Mark Avara (1) ((1) University of Maryland)","submitted_at":"2015-08-10T21:32:29Z","abstract_excerpt":"The radiative efficiency of super-Eddington accreting black holes (BHs) is explored for magnetically-arrested disks (MADs), where magnetic flux builds-up to saturation near the BH. Our three-dimensional general relativistic radiation magnetohydrodynamic (GRRMHD) simulation of a spinning BH (spin $a/M=0.8$) accreting at $\\sim 50$ times Eddington shows a total efficiency $\\sim 50\\%$ when time-averaged and total efficiency $\\gtrsim 100\\%$ in moments. Magnetic compression by the magnetic flux near the rotating BH leads to a thin disk, whose radiation escapes via advection by a magnetized wind and "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.02433","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":"2026-05-18T01:32:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Np+cF5fSVIaX108pa1bWq/BKdR/z3oSkkCxzjkkLa9hBG0yYAP9DWebAnObgeUjYjSgi9cjCQRmlLGTbnvyjAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T05:26:13.040838Z"},"content_sha256":"99bc3f771067d371cff6a8faec046f862d045fbf4cf796922cfee3b2c286423b","schema_version":"1.0","event_id":"sha256:99bc3f771067d371cff6a8faec046f862d045fbf4cf796922cfee3b2c286423b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2BFXWQKHNOMHCJQMCNFBXG3XIZ/bundle.json","state_url":"https://pith.science/pith/2BFXWQKHNOMHCJQMCNFBXG3XIZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2BFXWQKHNOMHCJQMCNFBXG3XIZ/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":"2026-08-06T05:26:13Z","links":{"resolver":"https://pith.science/pith/2BFXWQKHNOMHCJQMCNFBXG3XIZ","bundle":"https://pith.science/pith/2BFXWQKHNOMHCJQMCNFBXG3XIZ/bundle.json","state":"https://pith.science/pith/2BFXWQKHNOMHCJQMCNFBXG3XIZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2BFXWQKHNOMHCJQMCNFBXG3XIZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:2BFXWQKHNOMHCJQMCNFBXG3XIZ","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":"3f7537052058c917dc1f6c2ef22283ae27bafd3ba8e47c8161f850bb542a751d","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-08-10T21:32:29Z","title_canon_sha256":"d9e598fdf2d16de2061afef7838cd63cab54f9eb26485e4282caf03c15d7d2ef"},"schema_version":"1.0","source":{"id":"1508.02433","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.02433","created_at":"2026-05-18T01:32:27Z"},{"alias_kind":"arxiv_version","alias_value":"1508.02433v1","created_at":"2026-05-18T01:32:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.02433","created_at":"2026-05-18T01:32:27Z"},{"alias_kind":"pith_short_12","alias_value":"2BFXWQKHNOMH","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"2BFXWQKHNOMHCJQM","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"2BFXWQKH","created_at":"2026-05-18T12:28:59Z"}],"graph_snapshots":[{"event_id":"sha256:99bc3f771067d371cff6a8faec046f862d045fbf4cf796922cfee3b2c286423b","target":"graph","created_at":"2026-05-18T01:32:27Z","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":"The radiative efficiency of super-Eddington accreting black holes (BHs) is explored for magnetically-arrested disks (MADs), where magnetic flux builds-up to saturation near the BH. Our three-dimensional general relativistic radiation magnetohydrodynamic (GRRMHD) simulation of a spinning BH (spin $a/M=0.8$) accreting at $\\sim 50$ times Eddington shows a total efficiency $\\sim 50\\%$ when time-averaged and total efficiency $\\gtrsim 100\\%$ in moments. Magnetic compression by the magnetic flux near the rotating BH leads to a thin disk, whose radiation escapes via advection by a magnetized wind and ","authors_text":"Jonathan C. McKinney (1), Lixin Dai (1), Mark Avara (1) ((1) University of Maryland)","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-08-10T21:32:29Z","title":"Efficiency of Super-Eddington Magnetically-Arrested Accretion"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.02433","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":"sha256:04f328f29b0b6a6e89da4949ed50a1fc0ca211453d33549e2fb19636fe5fd669","target":"record","created_at":"2026-05-18T01:32:27Z","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":"3f7537052058c917dc1f6c2ef22283ae27bafd3ba8e47c8161f850bb542a751d","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-08-10T21:32:29Z","title_canon_sha256":"d9e598fdf2d16de2061afef7838cd63cab54f9eb26485e4282caf03c15d7d2ef"},"schema_version":"1.0","source":{"id":"1508.02433","kind":"arxiv","version":1}},"canonical_sha256":"d04b7b41476b9871260c134a1b9b774647e447e33f8b40eacc17194a5e19c23d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d04b7b41476b9871260c134a1b9b774647e447e33f8b40eacc17194a5e19c23d","first_computed_at":"2026-05-18T01:32:27.149068Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:32:27.149068Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Z5bC0jaxF1ND+oG2JK/tUSzaH1mtlG9TzBWWyn/cAfYAvbTpwnbk/li6oz9/lP1w1Vbv4TUu7MjU2CpbzivKAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:32:27.150053Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.02433","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:04f328f29b0b6a6e89da4949ed50a1fc0ca211453d33549e2fb19636fe5fd669","sha256:99bc3f771067d371cff6a8faec046f862d045fbf4cf796922cfee3b2c286423b"],"state_sha256":"431bb2ed7018f792ae4e4b10e9cf7787861de61cbebc8736ce0176a9ff26cf34"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pFtBm6G3/7vX4q9Z9K+cXtx5STiJ9OCpbO6lNGQauxIBvWjs2JuerrqZBbLJRgxlbt25joso2Sio/mYnW4esCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T05:26:13.044446Z","bundle_sha256":"69c82879b7a23c2346c54d394bc4a37f0cb9148ec2b6b0683b3f75c6768846fe"}}