{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:MEDFBXXA3T5YFBTNVKHNDHV4OO","short_pith_number":"pith:MEDFBXXA","canonical_record":{"source":{"id":"2005.03785","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-05-07T22:31:05Z","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"title_canon_sha256":"1727a4855da43106bcf6a1a368166704fe3c255ee1472cdfde64146c25b0da41","abstract_canon_sha256":"c74a0e6f23d9a7525d4e88da426a566ff1cf2e8f6087a2bf6d574391cef1d6e1"},"schema_version":"1.0"},"canonical_sha256":"610650dee0dcfb82866daa8ed19ebc739eec3f10f00e55be0794df68f1e72836","source":{"kind":"arxiv","id":"2005.03785","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.03785","created_at":"2026-07-05T01:44:11Z"},{"alias_kind":"arxiv_version","alias_value":"2005.03785v2","created_at":"2026-07-05T01:44:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.03785","created_at":"2026-07-05T01:44:11Z"},{"alias_kind":"pith_short_12","alias_value":"MEDFBXXA3T5Y","created_at":"2026-07-05T01:44:11Z"},{"alias_kind":"pith_short_16","alias_value":"MEDFBXXA3T5YFBTN","created_at":"2026-07-05T01:44:11Z"},{"alias_kind":"pith_short_8","alias_value":"MEDFBXXA","created_at":"2026-07-05T01:44:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:MEDFBXXA3T5YFBTNVKHNDHV4OO","target":"record","payload":{"canonical_record":{"source":{"id":"2005.03785","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-05-07T22:31:05Z","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"title_canon_sha256":"1727a4855da43106bcf6a1a368166704fe3c255ee1472cdfde64146c25b0da41","abstract_canon_sha256":"c74a0e6f23d9a7525d4e88da426a566ff1cf2e8f6087a2bf6d574391cef1d6e1"},"schema_version":"1.0"},"canonical_sha256":"610650dee0dcfb82866daa8ed19ebc739eec3f10f00e55be0794df68f1e72836","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:44:11.933893Z","signature_b64":"Yi++m3JM04emLDPGgyEm5tR41UdAGMumV2edunD+NjQoqjbTnd9p9jqB12k+0zB+qN/CErKKvcdp3RvrAOzEAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"610650dee0dcfb82866daa8ed19ebc739eec3f10f00e55be0794df68f1e72836","last_reissued_at":"2026-07-05T01:44:11.933467Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:44:11.933467Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.03785","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":"2026-07-05T01:44:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+ENEA1ll7fRahEms7WPpO9Ca0R3qkYSZzdXJ03bqbWt6LTUhPq7KZ6MvVs6tPzS5bdCWVN51Fdolg05z0XbTDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T22:04:56.767397Z"},"content_sha256":"60707c1f13fb61d7ca7dd75cd8bf1c856a97bd53d7fc19013e309e6044850694","schema_version":"1.0","event_id":"sha256:60707c1f13fb61d7ca7dd75cd8bf1c856a97bd53d7fc19013e309e6044850694"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:MEDFBXXA3T5YFBTNVKHNDHV4OO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Local Simulations of Heating Torques on a Luminous Body in an Accretion Disk","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Amelia Hankla, Philip Armitage, Yan-Fei Jiang","submitted_at":"2020-05-07T22:31:05Z","abstract_excerpt":"A luminous body embedded in an accretion disk can generate asymmetric density perturbations that lead to a net torque and thus orbital migration of the body. Linear theory has shown that this heating torque gives rise to a migration term linear in the body's mass that can oppose or even reverse that arising from the sum of gravitational Lindblad and co-orbital torques. We use high-resolution local simulations in an unstratified disk to assess the accuracy and domain of applicability of the linear theory. We find agreement between analytic and simulation results to better than 10\\% in the appro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.03785","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/2005.03785/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":"2026-07-05T01:44:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"igf0HUdpNZU0BB155IOVqKsg2Kg9Ax0gYNbrnUTpJjfVYG8Lwb44XMOHI+qnzFjVxlRcZiV/4R/Q3mK6dScZBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T22:04:56.768191Z"},"content_sha256":"6f44c244d2b990b7068e5e6db081d3538e736a711654cf62cfed76d3ae89784f","schema_version":"1.0","event_id":"sha256:6f44c244d2b990b7068e5e6db081d3538e736a711654cf62cfed76d3ae89784f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MEDFBXXA3T5YFBTNVKHNDHV4OO/bundle.json","state_url":"https://pith.science/pith/MEDFBXXA3T5YFBTNVKHNDHV4OO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MEDFBXXA3T5YFBTNVKHNDHV4OO/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":"2026-08-23T22:04:56Z","links":{"resolver":"https://pith.science/pith/MEDFBXXA3T5YFBTNVKHNDHV4OO","bundle":"https://pith.science/pith/MEDFBXXA3T5YFBTNVKHNDHV4OO/bundle.json","state":"https://pith.science/pith/MEDFBXXA3T5YFBTNVKHNDHV4OO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MEDFBXXA3T5YFBTNVKHNDHV4OO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:MEDFBXXA3T5YFBTNVKHNDHV4OO","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":"c74a0e6f23d9a7525d4e88da426a566ff1cf2e8f6087a2bf6d574391cef1d6e1","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-05-07T22:31:05Z","title_canon_sha256":"1727a4855da43106bcf6a1a368166704fe3c255ee1472cdfde64146c25b0da41"},"schema_version":"1.0","source":{"id":"2005.03785","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.03785","created_at":"2026-07-05T01:44:11Z"},{"alias_kind":"arxiv_version","alias_value":"2005.03785v2","created_at":"2026-07-05T01:44:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.03785","created_at":"2026-07-05T01:44:11Z"},{"alias_kind":"pith_short_12","alias_value":"MEDFBXXA3T5Y","created_at":"2026-07-05T01:44:11Z"},{"alias_kind":"pith_short_16","alias_value":"MEDFBXXA3T5YFBTN","created_at":"2026-07-05T01:44:11Z"},{"alias_kind":"pith_short_8","alias_value":"MEDFBXXA","created_at":"2026-07-05T01:44:11Z"}],"graph_snapshots":[{"event_id":"sha256:6f44c244d2b990b7068e5e6db081d3538e736a711654cf62cfed76d3ae89784f","target":"graph","created_at":"2026-07-05T01:44:11Z","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/2005.03785/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A luminous body embedded in an accretion disk can generate asymmetric density perturbations that lead to a net torque and thus orbital migration of the body. Linear theory has shown that this heating torque gives rise to a migration term linear in the body's mass that can oppose or even reverse that arising from the sum of gravitational Lindblad and co-orbital torques. We use high-resolution local simulations in an unstratified disk to assess the accuracy and domain of applicability of the linear theory. We find agreement between analytic and simulation results to better than 10\\% in the appro","authors_text":"Amelia Hankla, Philip Armitage, Yan-Fei Jiang","cross_cats":["astro-ph.HE","astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-05-07T22:31:05Z","title":"Local Simulations of Heating Torques on a Luminous Body in an Accretion Disk"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.03785","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":"sha256:60707c1f13fb61d7ca7dd75cd8bf1c856a97bd53d7fc19013e309e6044850694","target":"record","created_at":"2026-07-05T01:44:11Z","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":"c74a0e6f23d9a7525d4e88da426a566ff1cf2e8f6087a2bf6d574391cef1d6e1","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-05-07T22:31:05Z","title_canon_sha256":"1727a4855da43106bcf6a1a368166704fe3c255ee1472cdfde64146c25b0da41"},"schema_version":"1.0","source":{"id":"2005.03785","kind":"arxiv","version":2}},"canonical_sha256":"610650dee0dcfb82866daa8ed19ebc739eec3f10f00e55be0794df68f1e72836","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"610650dee0dcfb82866daa8ed19ebc739eec3f10f00e55be0794df68f1e72836","first_computed_at":"2026-07-05T01:44:11.933467Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:44:11.933467Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Yi++m3JM04emLDPGgyEm5tR41UdAGMumV2edunD+NjQoqjbTnd9p9jqB12k+0zB+qN/CErKKvcdp3RvrAOzEAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:44:11.933893Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.03785","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:60707c1f13fb61d7ca7dd75cd8bf1c856a97bd53d7fc19013e309e6044850694","sha256:6f44c244d2b990b7068e5e6db081d3538e736a711654cf62cfed76d3ae89784f"],"state_sha256":"d126fff6b77275eb02dcdee83b8e8a3ce06679aa62ae3325613c4fb1ec3745ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bX2jA6/JfKz1DtELknpNwyrA7kpz4wxIpC0RdcnA2L0eAqUDecdBkX97XpG5YzO+0LNzfbEw0uaArHkjF3DIAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T22:04:56.773328Z","bundle_sha256":"3edd2bd429dc00a5f1396e74130ef5e0664e9263c9091d989519ff7a3a67761f"}}