{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:5YMY7WGQ2DYMAYNN72F5XDTOUL","short_pith_number":"pith:5YMY7WGQ","canonical_record":{"source":{"id":"2209.06784","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-09-14T17:07:18Z","cross_cats_sorted":[],"title_canon_sha256":"014a5d2e9353d13489c7af63586ee5301222ef8e821006b94598be06ea871051","abstract_canon_sha256":"cfb82055ddefdf20888f498976796f289fca719b49ee18c8a61b47ce07612e5a"},"schema_version":"1.0"},"canonical_sha256":"ee198fd8d0d0f0c061adfe8bdb8e6ea2c3b68aabe1b50a1a0ded925a56d22585","source":{"kind":"arxiv","id":"2209.06784","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2209.06784","created_at":"2026-07-05T05:03:30Z"},{"alias_kind":"arxiv_version","alias_value":"2209.06784v1","created_at":"2026-07-05T05:03:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.06784","created_at":"2026-07-05T05:03:30Z"},{"alias_kind":"pith_short_12","alias_value":"5YMY7WGQ2DYM","created_at":"2026-07-05T05:03:30Z"},{"alias_kind":"pith_short_16","alias_value":"5YMY7WGQ2DYMAYNN","created_at":"2026-07-05T05:03:30Z"},{"alias_kind":"pith_short_8","alias_value":"5YMY7WGQ","created_at":"2026-07-05T05:03:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:5YMY7WGQ2DYMAYNN72F5XDTOUL","target":"record","payload":{"canonical_record":{"source":{"id":"2209.06784","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-09-14T17:07:18Z","cross_cats_sorted":[],"title_canon_sha256":"014a5d2e9353d13489c7af63586ee5301222ef8e821006b94598be06ea871051","abstract_canon_sha256":"cfb82055ddefdf20888f498976796f289fca719b49ee18c8a61b47ce07612e5a"},"schema_version":"1.0"},"canonical_sha256":"ee198fd8d0d0f0c061adfe8bdb8e6ea2c3b68aabe1b50a1a0ded925a56d22585","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:03:30.943240Z","signature_b64":"FG4W0q0mtr8+xRQOaDYag7e0cXfUEjd7Vu1baxBdXtLJQpEo4xayOqfb8gv1tl+zL/Hz3oUQYXHYTWMr4EKnAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ee198fd8d0d0f0c061adfe8bdb8e6ea2c3b68aabe1b50a1a0ded925a56d22585","last_reissued_at":"2026-07-05T05:03:30.942852Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:03:30.942852Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2209.06784","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":"2026-07-05T05:03:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1rfXkOTo1oCZtRt4Yz4qQto5pn4a3omLSRS3h0qro+V4Brl16lMGy1IUcBZADsMFJjDv/inW7QHoK5z9+xdoDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T04:36:15.483923Z"},"content_sha256":"d1809c34486124b4cc508bbe50852cb82c6deeae72837c6f9eb7ea6ac8478d27","schema_version":"1.0","event_id":"sha256:d1809c34486124b4cc508bbe50852cb82c6deeae72837c6f9eb7ea6ac8478d27"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:5YMY7WGQ2DYMAYNN72F5XDTOUL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nonlinear evolution of streaming instabilities in accreting protoplanetary disks","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Chun-Yen Hsu (ASIAA), Min-Kai Lin (ASIAA, NCTS Physics Division)","submitted_at":"2022-09-14T17:07:18Z","abstract_excerpt":"The streaming instability (SI) is one of the most promising candidates for triggering planetesimal formation by producing dense dust clumps that undergo gravitational collapse. Understanding how the SI operates in realistic protoplanetary disks (PPDs) is therefore crucial to assess the efficiency of planetesimal formation. Modern models of PPDs show that large-scale magnetic torques or winds can drive laminar gas accretion near the disk midplane. In a previous study, we identified a new linear dust-gas instability, the azimuthal drift SI (AdSI), applicable to such accreting disks and is powere"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.06784","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/2209.06784/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":"2026-07-05T05:03:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2DKNqMfKmkLHHNKDtqCvqPadvMBQIPe1YD51TCsY7ZTbKtNSJGAYATZ8xoXY5ScKIdAqVkyO5bBtz1MYjnSnAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T04:36:15.485423Z"},"content_sha256":"056137d71b797b7cad7af08426ceda3d8225d059236a8a6be8f9d865b4209827","schema_version":"1.0","event_id":"sha256:056137d71b797b7cad7af08426ceda3d8225d059236a8a6be8f9d865b4209827"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5YMY7WGQ2DYMAYNN72F5XDTOUL/bundle.json","state_url":"https://pith.science/pith/5YMY7WGQ2DYMAYNN72F5XDTOUL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5YMY7WGQ2DYMAYNN72F5XDTOUL/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":"2026-08-02T04:36:15Z","links":{"resolver":"https://pith.science/pith/5YMY7WGQ2DYMAYNN72F5XDTOUL","bundle":"https://pith.science/pith/5YMY7WGQ2DYMAYNN72F5XDTOUL/bundle.json","state":"https://pith.science/pith/5YMY7WGQ2DYMAYNN72F5XDTOUL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5YMY7WGQ2DYMAYNN72F5XDTOUL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:5YMY7WGQ2DYMAYNN72F5XDTOUL","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":"cfb82055ddefdf20888f498976796f289fca719b49ee18c8a61b47ce07612e5a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-09-14T17:07:18Z","title_canon_sha256":"014a5d2e9353d13489c7af63586ee5301222ef8e821006b94598be06ea871051"},"schema_version":"1.0","source":{"id":"2209.06784","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2209.06784","created_at":"2026-07-05T05:03:30Z"},{"alias_kind":"arxiv_version","alias_value":"2209.06784v1","created_at":"2026-07-05T05:03:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.06784","created_at":"2026-07-05T05:03:30Z"},{"alias_kind":"pith_short_12","alias_value":"5YMY7WGQ2DYM","created_at":"2026-07-05T05:03:30Z"},{"alias_kind":"pith_short_16","alias_value":"5YMY7WGQ2DYMAYNN","created_at":"2026-07-05T05:03:30Z"},{"alias_kind":"pith_short_8","alias_value":"5YMY7WGQ","created_at":"2026-07-05T05:03:30Z"}],"graph_snapshots":[{"event_id":"sha256:056137d71b797b7cad7af08426ceda3d8225d059236a8a6be8f9d865b4209827","target":"graph","created_at":"2026-07-05T05:03:30Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2209.06784/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The streaming instability (SI) is one of the most promising candidates for triggering planetesimal formation by producing dense dust clumps that undergo gravitational collapse. Understanding how the SI operates in realistic protoplanetary disks (PPDs) is therefore crucial to assess the efficiency of planetesimal formation. Modern models of PPDs show that large-scale magnetic torques or winds can drive laminar gas accretion near the disk midplane. In a previous study, we identified a new linear dust-gas instability, the azimuthal drift SI (AdSI), applicable to such accreting disks and is powere","authors_text":"Chun-Yen Hsu (ASIAA), Min-Kai Lin (ASIAA, NCTS Physics Division)","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-09-14T17:07:18Z","title":"Nonlinear evolution of streaming instabilities in accreting protoplanetary disks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.06784","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:d1809c34486124b4cc508bbe50852cb82c6deeae72837c6f9eb7ea6ac8478d27","target":"record","created_at":"2026-07-05T05:03:30Z","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":"cfb82055ddefdf20888f498976796f289fca719b49ee18c8a61b47ce07612e5a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-09-14T17:07:18Z","title_canon_sha256":"014a5d2e9353d13489c7af63586ee5301222ef8e821006b94598be06ea871051"},"schema_version":"1.0","source":{"id":"2209.06784","kind":"arxiv","version":1}},"canonical_sha256":"ee198fd8d0d0f0c061adfe8bdb8e6ea2c3b68aabe1b50a1a0ded925a56d22585","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ee198fd8d0d0f0c061adfe8bdb8e6ea2c3b68aabe1b50a1a0ded925a56d22585","first_computed_at":"2026-07-05T05:03:30.942852Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:03:30.942852Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FG4W0q0mtr8+xRQOaDYag7e0cXfUEjd7Vu1baxBdXtLJQpEo4xayOqfb8gv1tl+zL/Hz3oUQYXHYTWMr4EKnAw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:03:30.943240Z","signed_message":"canonical_sha256_bytes"},"source_id":"2209.06784","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d1809c34486124b4cc508bbe50852cb82c6deeae72837c6f9eb7ea6ac8478d27","sha256:056137d71b797b7cad7af08426ceda3d8225d059236a8a6be8f9d865b4209827"],"state_sha256":"5aeec8d6055af9fb3342d7e923fa34b635cafe013157a3a35124cad4c4586441"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T/TqjA24ogy7qCOSvPM5dMvsugpvTM/K35XF9EvQBZdA3HEPxjPpsGlwH3EoBCdKIwkELkq2Nl801DB32jo8Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-02T04:36:15.493392Z","bundle_sha256":"b532ddf5d56664d35de855dc64011e47fe0c56fca3b9a687175558e5d9d0887b"}}