{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:PK3MB7U46BVXP63CWOKUL6YH3A","short_pith_number":"pith:PK3MB7U4","canonical_record":{"source":{"id":"1809.00605","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-09-03T13:58:19Z","cross_cats_sorted":["astro-ph.HE","hep-th"],"title_canon_sha256":"3a1c612f4c473897a733b7599a50ac594183076e7f5c2fcdd49fd95c71bc7a8e","abstract_canon_sha256":"cf8071221d9c55ca563a5e193d8b0d16020634b65ab7b1ffa3740ef4aea575e7"},"schema_version":"1.0"},"canonical_sha256":"7ab6c0fe9cf06b77fb62b39545fb07d81399967dcc92614f99cee617b4977f4e","source":{"kind":"arxiv","id":"1809.00605","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.00605","created_at":"2026-05-17T23:47:30Z"},{"alias_kind":"arxiv_version","alias_value":"1809.00605v2","created_at":"2026-05-17T23:47:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.00605","created_at":"2026-05-17T23:47:30Z"},{"alias_kind":"pith_short_12","alias_value":"PK3MB7U46BVX","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"PK3MB7U46BVXP63C","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"PK3MB7U4","created_at":"2026-05-18T12:32:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:PK3MB7U46BVXP63CWOKUL6YH3A","target":"record","payload":{"canonical_record":{"source":{"id":"1809.00605","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-09-03T13:58:19Z","cross_cats_sorted":["astro-ph.HE","hep-th"],"title_canon_sha256":"3a1c612f4c473897a733b7599a50ac594183076e7f5c2fcdd49fd95c71bc7a8e","abstract_canon_sha256":"cf8071221d9c55ca563a5e193d8b0d16020634b65ab7b1ffa3740ef4aea575e7"},"schema_version":"1.0"},"canonical_sha256":"7ab6c0fe9cf06b77fb62b39545fb07d81399967dcc92614f99cee617b4977f4e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:47:30.449411Z","signature_b64":"sAS5jiqDouixh+OWN/hq8aH1OhbxxP+69UwYmTTEFo1L9qtx784xeHSvIKWhnC6ugvq8pu6HAg4zlQqCqUtiCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7ab6c0fe9cf06b77fb62b39545fb07d81399967dcc92614f99cee617b4977f4e","last_reissued_at":"2026-05-17T23:47:30.449023Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:47:30.449023Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.00605","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":"2026-05-17T23:47:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b9wsHN6+rKwup6Gwf3vnjkqtYsOXUeMHIJCmBeP2V4eVED87bgoJDVeXyhpwYFU9LE0CZKxQjnOXTKuovXtEAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:36:44.290835Z"},"content_sha256":"71f9d01498261ff173b8c5af5899f32a77e0eabe2dfad393aff8af90076b3a92","schema_version":"1.0","event_id":"sha256:71f9d01498261ff173b8c5af5899f32a77e0eabe2dfad393aff8af90076b3a92"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:PK3MB7U46BVXP63CWOKUL6YH3A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effects of Lorentz breaking on the accretion onto a Schwarzschild-like black hole","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-th"],"primary_cat":"gr-qc","authors_text":"He Gao, Qin Wu, Rong-Jia Yang, Yaoguang Zheng","submitted_at":"2018-09-03T13:58:19Z","abstract_excerpt":"We formulate and solve the problem of spherically symmetric, steady state, adiabatic accretion onto a Schwarzschild-like black hole obtained recently. We derive the general analytic expressions for the critical points, the critical velocity, the critical speed of sound, and subsequently the mass accretion rate. The case for polytropic gas is discussed in detail. We find the parameter characterizing the breaking of Lorentz symmetry will slow down the mass accretion rate, while has no effect on the gas compression and the temperature profile below the critical radius and at the event horizon."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.00605","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":"2026-05-17T23:47:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W3HlzwHEsoZvTAy1/kQywfeVsVzH0P3Najm5e0tfXPaGEUSMdaAmfM8/skY8jhPsakj88UmpiaoAq0nVEL5+Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:36:44.291227Z"},"content_sha256":"9c6a20ae67c2c609498a2c53e60c31df08fb818f89a286777c79a4ef38e2cfa5","schema_version":"1.0","event_id":"sha256:9c6a20ae67c2c609498a2c53e60c31df08fb818f89a286777c79a4ef38e2cfa5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PK3MB7U46BVXP63CWOKUL6YH3A/bundle.json","state_url":"https://pith.science/pith/PK3MB7U46BVXP63CWOKUL6YH3A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PK3MB7U46BVXP63CWOKUL6YH3A/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":"2026-06-02T17:36:44Z","links":{"resolver":"https://pith.science/pith/PK3MB7U46BVXP63CWOKUL6YH3A","bundle":"https://pith.science/pith/PK3MB7U46BVXP63CWOKUL6YH3A/bundle.json","state":"https://pith.science/pith/PK3MB7U46BVXP63CWOKUL6YH3A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PK3MB7U46BVXP63CWOKUL6YH3A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:PK3MB7U46BVXP63CWOKUL6YH3A","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":"cf8071221d9c55ca563a5e193d8b0d16020634b65ab7b1ffa3740ef4aea575e7","cross_cats_sorted":["astro-ph.HE","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-09-03T13:58:19Z","title_canon_sha256":"3a1c612f4c473897a733b7599a50ac594183076e7f5c2fcdd49fd95c71bc7a8e"},"schema_version":"1.0","source":{"id":"1809.00605","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.00605","created_at":"2026-05-17T23:47:30Z"},{"alias_kind":"arxiv_version","alias_value":"1809.00605v2","created_at":"2026-05-17T23:47:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.00605","created_at":"2026-05-17T23:47:30Z"},{"alias_kind":"pith_short_12","alias_value":"PK3MB7U46BVX","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"PK3MB7U46BVXP63C","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"PK3MB7U4","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:9c6a20ae67c2c609498a2c53e60c31df08fb818f89a286777c79a4ef38e2cfa5","target":"graph","created_at":"2026-05-17T23:47:30Z","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 formulate and solve the problem of spherically symmetric, steady state, adiabatic accretion onto a Schwarzschild-like black hole obtained recently. We derive the general analytic expressions for the critical points, the critical velocity, the critical speed of sound, and subsequently the mass accretion rate. The case for polytropic gas is discussed in detail. We find the parameter characterizing the breaking of Lorentz symmetry will slow down the mass accretion rate, while has no effect on the gas compression and the temperature profile below the critical radius and at the event horizon.","authors_text":"He Gao, Qin Wu, Rong-Jia Yang, Yaoguang Zheng","cross_cats":["astro-ph.HE","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-09-03T13:58:19Z","title":"Effects of Lorentz breaking on the accretion onto a Schwarzschild-like black hole"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.00605","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":"sha256:71f9d01498261ff173b8c5af5899f32a77e0eabe2dfad393aff8af90076b3a92","target":"record","created_at":"2026-05-17T23:47:30Z","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":"cf8071221d9c55ca563a5e193d8b0d16020634b65ab7b1ffa3740ef4aea575e7","cross_cats_sorted":["astro-ph.HE","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-09-03T13:58:19Z","title_canon_sha256":"3a1c612f4c473897a733b7599a50ac594183076e7f5c2fcdd49fd95c71bc7a8e"},"schema_version":"1.0","source":{"id":"1809.00605","kind":"arxiv","version":2}},"canonical_sha256":"7ab6c0fe9cf06b77fb62b39545fb07d81399967dcc92614f99cee617b4977f4e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7ab6c0fe9cf06b77fb62b39545fb07d81399967dcc92614f99cee617b4977f4e","first_computed_at":"2026-05-17T23:47:30.449023Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:47:30.449023Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sAS5jiqDouixh+OWN/hq8aH1OhbxxP+69UwYmTTEFo1L9qtx784xeHSvIKWhnC6ugvq8pu6HAg4zlQqCqUtiCA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:47:30.449411Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.00605","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:71f9d01498261ff173b8c5af5899f32a77e0eabe2dfad393aff8af90076b3a92","sha256:9c6a20ae67c2c609498a2c53e60c31df08fb818f89a286777c79a4ef38e2cfa5"],"state_sha256":"6d3daf13cbfe3c84c6ed17ce29ffb3aa39230d876942529ae57f6100a56eeb1e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ymo2sgzLepzxWWkWZs+hHtG9v8jHMKUVp8blv8/fnGxhV/tsu4u+kYiqVMTj4HFlLgS6e6yCrLMt/dNeeNIjCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T17:36:44.293471Z","bundle_sha256":"48b72ff0a521291558364f932e732d0b00d705a00623e02459398c2bda5026e6"}}