{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:PI4XYACYSQ3KVZVPGFIHYUJEXO","short_pith_number":"pith:PI4XYACY","canonical_record":{"source":{"id":"1904.01420","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-04-02T13:55:03Z","cross_cats_sorted":[],"title_canon_sha256":"11ef69c7b1db2fb0014509a14f0e4733e9fb4b6f9408a69a4b7507e0f25517f3","abstract_canon_sha256":"9f684d5347c501e4e730a54991da4e98a10ac825fd19d3249d23d65b29acaa61"},"schema_version":"1.0"},"canonical_sha256":"7a397c00589436aae6af31507c5124bb9e3962639d6830f78a76453a94815d46","source":{"kind":"arxiv","id":"1904.01420","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.01420","created_at":"2026-05-17T23:44:54Z"},{"alias_kind":"arxiv_version","alias_value":"1904.01420v1","created_at":"2026-05-17T23:44:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.01420","created_at":"2026-05-17T23:44:54Z"},{"alias_kind":"pith_short_12","alias_value":"PI4XYACYSQ3K","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"PI4XYACYSQ3KVZVP","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"PI4XYACY","created_at":"2026-05-18T12:33:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:PI4XYACYSQ3KVZVPGFIHYUJEXO","target":"record","payload":{"canonical_record":{"source":{"id":"1904.01420","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-04-02T13:55:03Z","cross_cats_sorted":[],"title_canon_sha256":"11ef69c7b1db2fb0014509a14f0e4733e9fb4b6f9408a69a4b7507e0f25517f3","abstract_canon_sha256":"9f684d5347c501e4e730a54991da4e98a10ac825fd19d3249d23d65b29acaa61"},"schema_version":"1.0"},"canonical_sha256":"7a397c00589436aae6af31507c5124bb9e3962639d6830f78a76453a94815d46","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:44:54.705381Z","signature_b64":"SOyZjsypQl9Eol/KAgFj7tqHTlJFKKs4qz4EsW3Fmmp35cd7aaePpMtufnXHjCd/D+wjfspuG4YRZA/lhN3+DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7a397c00589436aae6af31507c5124bb9e3962639d6830f78a76453a94815d46","last_reissued_at":"2026-05-17T23:44:54.704786Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:44:54.704786Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1904.01420","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":"2026-05-17T23:44:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZMNgRO45TBYm4671TwhK2k/gH3M0PlIHf6cZ8gaqTmI9Jr4agadkO5koTciQKQygsHZxj1QDzDaGDsgT9+mZAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T03:37:20.830494Z"},"content_sha256":"5a4d4bdcc97031e1596a097cada43a6a005f6975f23ef542ce1967882c4988d1","schema_version":"1.0","event_id":"sha256:5a4d4bdcc97031e1596a097cada43a6a005f6975f23ef542ce1967882c4988d1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:PI4XYACYSQ3KVZVPGFIHYUJEXO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The influence of general-relativity effects, dynamical tides and collisions on planet-planet scattering close to the star","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"F. Marzari, M. Nagasawa","submitted_at":"2019-04-02T13:55:03Z","abstract_excerpt":"Planet--Planet scattering is an efficient and robust dynamical mechanism for producing eccentric exoplanets. Coupled to tidal interactions with the central star, it can also explain close--in giant planets on circularized and potentially misaligned orbits. We explore scattering events occurring close to the star and test if they can reproduce the main features of the observed orbital distribution of giant exoplanets on tight orbits.In our modeling we exploit a numerical integration code based on the Hermite algorithm and including the effects of general relativity, dynamical tides and two--bod"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.01420","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":"2026-05-17T23:44:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q2YpA376yUzOen57MzxgKftJXPLMr+mZvCNVuGLBp44TTkdgCiwQdxdU+1BI81NpWNcrmGJ5/sDeuH3TorFLCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T03:37:20.831100Z"},"content_sha256":"7d1f60df3e8f5b6cdbc531510b4ef838a719afb47042e6420e3372ca2c761266","schema_version":"1.0","event_id":"sha256:7d1f60df3e8f5b6cdbc531510b4ef838a719afb47042e6420e3372ca2c761266"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PI4XYACYSQ3KVZVPGFIHYUJEXO/bundle.json","state_url":"https://pith.science/pith/PI4XYACYSQ3KVZVPGFIHYUJEXO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PI4XYACYSQ3KVZVPGFIHYUJEXO/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":"2026-05-25T03:37:20Z","links":{"resolver":"https://pith.science/pith/PI4XYACYSQ3KVZVPGFIHYUJEXO","bundle":"https://pith.science/pith/PI4XYACYSQ3KVZVPGFIHYUJEXO/bundle.json","state":"https://pith.science/pith/PI4XYACYSQ3KVZVPGFIHYUJEXO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PI4XYACYSQ3KVZVPGFIHYUJEXO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:PI4XYACYSQ3KVZVPGFIHYUJEXO","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":"9f684d5347c501e4e730a54991da4e98a10ac825fd19d3249d23d65b29acaa61","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-04-02T13:55:03Z","title_canon_sha256":"11ef69c7b1db2fb0014509a14f0e4733e9fb4b6f9408a69a4b7507e0f25517f3"},"schema_version":"1.0","source":{"id":"1904.01420","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.01420","created_at":"2026-05-17T23:44:54Z"},{"alias_kind":"arxiv_version","alias_value":"1904.01420v1","created_at":"2026-05-17T23:44:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.01420","created_at":"2026-05-17T23:44:54Z"},{"alias_kind":"pith_short_12","alias_value":"PI4XYACYSQ3K","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"PI4XYACYSQ3KVZVP","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"PI4XYACY","created_at":"2026-05-18T12:33:24Z"}],"graph_snapshots":[{"event_id":"sha256:7d1f60df3e8f5b6cdbc531510b4ef838a719afb47042e6420e3372ca2c761266","target":"graph","created_at":"2026-05-17T23:44:54Z","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":"Planet--Planet scattering is an efficient and robust dynamical mechanism for producing eccentric exoplanets. Coupled to tidal interactions with the central star, it can also explain close--in giant planets on circularized and potentially misaligned orbits. We explore scattering events occurring close to the star and test if they can reproduce the main features of the observed orbital distribution of giant exoplanets on tight orbits.In our modeling we exploit a numerical integration code based on the Hermite algorithm and including the effects of general relativity, dynamical tides and two--bod","authors_text":"F. Marzari, M. Nagasawa","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-04-02T13:55:03Z","title":"The influence of general-relativity effects, dynamical tides and collisions on planet-planet scattering close to the star"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.01420","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":"sha256:5a4d4bdcc97031e1596a097cada43a6a005f6975f23ef542ce1967882c4988d1","target":"record","created_at":"2026-05-17T23:44:54Z","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":"9f684d5347c501e4e730a54991da4e98a10ac825fd19d3249d23d65b29acaa61","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-04-02T13:55:03Z","title_canon_sha256":"11ef69c7b1db2fb0014509a14f0e4733e9fb4b6f9408a69a4b7507e0f25517f3"},"schema_version":"1.0","source":{"id":"1904.01420","kind":"arxiv","version":1}},"canonical_sha256":"7a397c00589436aae6af31507c5124bb9e3962639d6830f78a76453a94815d46","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7a397c00589436aae6af31507c5124bb9e3962639d6830f78a76453a94815d46","first_computed_at":"2026-05-17T23:44:54.704786Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:54.704786Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SOyZjsypQl9Eol/KAgFj7tqHTlJFKKs4qz4EsW3Fmmp35cd7aaePpMtufnXHjCd/D+wjfspuG4YRZA/lhN3+DA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:54.705381Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.01420","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5a4d4bdcc97031e1596a097cada43a6a005f6975f23ef542ce1967882c4988d1","sha256:7d1f60df3e8f5b6cdbc531510b4ef838a719afb47042e6420e3372ca2c761266"],"state_sha256":"c90588a312016c14733b9b814589b6eef93214a2f1c8d4a1c1f280eafd704a41"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0DXp/rIw1LWckfGoHYoLg9rbqEXFrW3Eko+BgYqagY/tLcFSN70kzWEmYfDQQwBf3tUxPwwzYF76bxXAxQ/NBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T03:37:20.834468Z","bundle_sha256":"450eda5e534d6893f8113f70bf61f459b4e1ef4f71a09dd8011a1910b42759d4"}}