{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:22UGAMPXEMQPD5LQNXG35T56BJ","short_pith_number":"pith:22UGAMPX","canonical_record":{"source":{"id":"1807.05925","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-07-16T15:36:13Z","cross_cats_sorted":[],"title_canon_sha256":"d45ab1cd8159656efe432a6e4e4e6af8004d7de6a202598fcc9a77ab4e5764e9","abstract_canon_sha256":"16feb7d02e342540a5f63f21fe1f044f0d8e11b21f5d22cc27b4d09af0114d2c"},"schema_version":"1.0"},"canonical_sha256":"d6a86031f72320f1f5706dcdbecfbe0a52a97758a777322bc7d466d86e4fc13f","source":{"kind":"arxiv","id":"1807.05925","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.05925","created_at":"2026-05-18T00:10:42Z"},{"alias_kind":"arxiv_version","alias_value":"1807.05925v1","created_at":"2026-05-18T00:10:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.05925","created_at":"2026-05-18T00:10:42Z"},{"alias_kind":"pith_short_12","alias_value":"22UGAMPXEMQP","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"22UGAMPXEMQPD5LQ","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"22UGAMPX","created_at":"2026-05-18T12:31:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:22UGAMPXEMQPD5LQNXG35T56BJ","target":"record","payload":{"canonical_record":{"source":{"id":"1807.05925","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-07-16T15:36:13Z","cross_cats_sorted":[],"title_canon_sha256":"d45ab1cd8159656efe432a6e4e4e6af8004d7de6a202598fcc9a77ab4e5764e9","abstract_canon_sha256":"16feb7d02e342540a5f63f21fe1f044f0d8e11b21f5d22cc27b4d09af0114d2c"},"schema_version":"1.0"},"canonical_sha256":"d6a86031f72320f1f5706dcdbecfbe0a52a97758a777322bc7d466d86e4fc13f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:10:42.221096Z","signature_b64":"vn0q74NyvUWUzxBCBY1UADRNF6Y5OocwC3V1Ifg+lEb3hiewpstEbUs4lLpI12BIq9mC5mjwQi2toGuw4mzkAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d6a86031f72320f1f5706dcdbecfbe0a52a97758a777322bc7d466d86e4fc13f","last_reissued_at":"2026-05-18T00:10:42.220573Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:10:42.220573Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.05925","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":"2026-05-18T00:10:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pje0qwkFAlSdf8iTAeVaks5Frb8wfNEK+7xw7j0lEFPXoNb98gde1rC/SaHfoGj3umW9pkFwUxif5mg6QwczCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T04:27:48.141566Z"},"content_sha256":"c7e61ecd10a1edae9f6be59c43ad3bbf40669db59431c6576f8ed7eb51759845","schema_version":"1.0","event_id":"sha256:c7e61ecd10a1edae9f6be59c43ad3bbf40669db59431c6576f8ed7eb51759845"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:22UGAMPXEMQPD5LQNXG35T56BJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Planetary Nebulae Shaped By Common Envelope Evolution","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Adam Frank, Eric Blackman, Jason Nordhaus, Orsola De Marco, Thomas Reichardt, Zhuo Chen","submitted_at":"2018-07-16T15:36:13Z","abstract_excerpt":"The morphologies of planetary nebula have long been believed to be due to wind shaping processes in which a fast wind from the central star impacts a previously ejected envelope. Asymmetries assumed to exist in the slow wind envelope lead to inertial confinement shaping the resulting interacting winds flow. We present new results demonstrating the effectiveness of Common Envelope Evolution (CEE) at producing aspherical envelopes which, when impinged upon by a spherical fast stellar wind, produce highly bipolar, jet-like outflows. We have run two simple cases using the output of a single PHANTO"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.05925","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":"2026-05-18T00:10:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T4GVt7vP29KiV0ihiLntta40M0VCS/8nz/o2StzLGbz8ZU34aQKY+MO569LK6UD0pIAV56png89jN+huxJtwBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T04:27:48.142191Z"},"content_sha256":"c0f1a68576b1ee56340240f180b4a605cca9271192364454547d6913d29d5552","schema_version":"1.0","event_id":"sha256:c0f1a68576b1ee56340240f180b4a605cca9271192364454547d6913d29d5552"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/22UGAMPXEMQPD5LQNXG35T56BJ/bundle.json","state_url":"https://pith.science/pith/22UGAMPXEMQPD5LQNXG35T56BJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/22UGAMPXEMQPD5LQNXG35T56BJ/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":"2026-05-27T04:27:48Z","links":{"resolver":"https://pith.science/pith/22UGAMPXEMQPD5LQNXG35T56BJ","bundle":"https://pith.science/pith/22UGAMPXEMQPD5LQNXG35T56BJ/bundle.json","state":"https://pith.science/pith/22UGAMPXEMQPD5LQNXG35T56BJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/22UGAMPXEMQPD5LQNXG35T56BJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:22UGAMPXEMQPD5LQNXG35T56BJ","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":"16feb7d02e342540a5f63f21fe1f044f0d8e11b21f5d22cc27b4d09af0114d2c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-07-16T15:36:13Z","title_canon_sha256":"d45ab1cd8159656efe432a6e4e4e6af8004d7de6a202598fcc9a77ab4e5764e9"},"schema_version":"1.0","source":{"id":"1807.05925","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.05925","created_at":"2026-05-18T00:10:42Z"},{"alias_kind":"arxiv_version","alias_value":"1807.05925v1","created_at":"2026-05-18T00:10:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.05925","created_at":"2026-05-18T00:10:42Z"},{"alias_kind":"pith_short_12","alias_value":"22UGAMPXEMQP","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"22UGAMPXEMQPD5LQ","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"22UGAMPX","created_at":"2026-05-18T12:31:59Z"}],"graph_snapshots":[{"event_id":"sha256:c0f1a68576b1ee56340240f180b4a605cca9271192364454547d6913d29d5552","target":"graph","created_at":"2026-05-18T00:10:42Z","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 morphologies of planetary nebula have long been believed to be due to wind shaping processes in which a fast wind from the central star impacts a previously ejected envelope. Asymmetries assumed to exist in the slow wind envelope lead to inertial confinement shaping the resulting interacting winds flow. We present new results demonstrating the effectiveness of Common Envelope Evolution (CEE) at producing aspherical envelopes which, when impinged upon by a spherical fast stellar wind, produce highly bipolar, jet-like outflows. We have run two simple cases using the output of a single PHANTO","authors_text":"Adam Frank, Eric Blackman, Jason Nordhaus, Orsola De Marco, Thomas Reichardt, Zhuo Chen","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-07-16T15:36:13Z","title":"Planetary Nebulae Shaped By Common Envelope Evolution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.05925","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:c7e61ecd10a1edae9f6be59c43ad3bbf40669db59431c6576f8ed7eb51759845","target":"record","created_at":"2026-05-18T00:10:42Z","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":"16feb7d02e342540a5f63f21fe1f044f0d8e11b21f5d22cc27b4d09af0114d2c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-07-16T15:36:13Z","title_canon_sha256":"d45ab1cd8159656efe432a6e4e4e6af8004d7de6a202598fcc9a77ab4e5764e9"},"schema_version":"1.0","source":{"id":"1807.05925","kind":"arxiv","version":1}},"canonical_sha256":"d6a86031f72320f1f5706dcdbecfbe0a52a97758a777322bc7d466d86e4fc13f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d6a86031f72320f1f5706dcdbecfbe0a52a97758a777322bc7d466d86e4fc13f","first_computed_at":"2026-05-18T00:10:42.220573Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:10:42.220573Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vn0q74NyvUWUzxBCBY1UADRNF6Y5OocwC3V1Ifg+lEb3hiewpstEbUs4lLpI12BIq9mC5mjwQi2toGuw4mzkAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:10:42.221096Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.05925","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c7e61ecd10a1edae9f6be59c43ad3bbf40669db59431c6576f8ed7eb51759845","sha256:c0f1a68576b1ee56340240f180b4a605cca9271192364454547d6913d29d5552"],"state_sha256":"e929104ced76ad996106014e90c5407bee7c73540c9a26faf46f6f5503ab0da8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r/q5IADJ2wfiUDYeLIBr60s0lsM7JJP98fXdaIWXdlK3ecz2UJw71Zojy4sNTRoGt3k/4MJNNnmYgUDoBc+gAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T04:27:48.145759Z","bundle_sha256":"50107d62127ff6404a09c15346ba0b8152653c5ac10476767eba13ee03eabb57"}}