{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:7ZHOB77UGNLKTBCZL2XAQG2P4F","short_pith_number":"pith:7ZHOB77U","canonical_record":{"source":{"id":"1906.05865","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-06-13T18:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"299ab74c0d00af070a7a7d623827d0e272b97702becb0d0ad21ff8f8e919a630","abstract_canon_sha256":"208c511f0ffe278b6da4f6db4009f7d4b549d56f759117747bc248402fe1f06c"},"schema_version":"1.0"},"canonical_sha256":"fe4ee0fff43356a984595eae081b4fe17f43e286a5595786933cd3942bc0b47e","source":{"kind":"arxiv","id":"1906.05865","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1906.05865","created_at":"2026-07-05T01:02:02Z"},{"alias_kind":"arxiv_version","alias_value":"1906.05865v1","created_at":"2026-07-05T01:02:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.05865","created_at":"2026-07-05T01:02:02Z"},{"alias_kind":"pith_short_12","alias_value":"7ZHOB77UGNLK","created_at":"2026-07-05T01:02:02Z"},{"alias_kind":"pith_short_16","alias_value":"7ZHOB77UGNLKTBCZ","created_at":"2026-07-05T01:02:02Z"},{"alias_kind":"pith_short_8","alias_value":"7ZHOB77U","created_at":"2026-07-05T01:02:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:7ZHOB77UGNLKTBCZL2XAQG2P4F","target":"record","payload":{"canonical_record":{"source":{"id":"1906.05865","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-06-13T18:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"299ab74c0d00af070a7a7d623827d0e272b97702becb0d0ad21ff8f8e919a630","abstract_canon_sha256":"208c511f0ffe278b6da4f6db4009f7d4b549d56f759117747bc248402fe1f06c"},"schema_version":"1.0"},"canonical_sha256":"fe4ee0fff43356a984595eae081b4fe17f43e286a5595786933cd3942bc0b47e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:02:02.645662Z","signature_b64":"E1o2T8EyJiD05el59xImWH1J5UKhaHsSfslLf78RckoN/4ExLb3VXlTxazjsvWjGUa4UyW9t6oIpHjzQTSQYCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fe4ee0fff43356a984595eae081b4fe17f43e286a5595786933cd3942bc0b47e","last_reissued_at":"2026-07-05T01:02:02.645234Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:02:02.645234Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1906.05865","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":"2026-07-05T01:02:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3WQ0qvty7+PUX39ZlxwaLF2esH4SdPqdIQr0ZCtbJo7ZsNL+aNVv4TtbQbSs7yINFLIo4JWDoHO7KmFp6d7mBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-23T11:59:50.987721Z"},"content_sha256":"ce2a135000f591212fffa95e9186dbdbf18f52f5a405162e83663f5db42f0fc2","schema_version":"1.0","event_id":"sha256:ce2a135000f591212fffa95e9186dbdbf18f52f5a405162e83663f5db42f0fc2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:7ZHOB77UGNLKTBCZL2XAQG2P4F","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simulating realistic disc formation in tidal disruption events","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Cl\\'ement Bonnerot, Wenbin Lu","submitted_at":"2019-06-13T18:00:01Z","abstract_excerpt":"A star coming too close to a supermassive black hole gets disrupted by the tidal force of the compact object in a tidal disruption event, or TDE. Following this encounter, the debris evolves into an elongated stream, half of which coming back to pericenter. Relativistic apsidal precession then leads to a self-crossing shock that initiates the formation of an accretion disc. We perform the first simulation of this process considering a realistic stellar trajectory and black hole mass, which has so far eluded investigations for computational reasons. This numerical issue is alleviated by using a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.05865","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/1906.05865/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":"2026-07-05T01:02:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nNI81DSw0WU9VJPQ4v3ABFC7lo1YdnpYRXi2AcVNby25abqRanzWbVqjW+/VKhw3DTnRMogXT1nShyQBDdeXAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-23T11:59:50.988091Z"},"content_sha256":"046d65a116f97675026690f956cc7108758a35c1d1734eb41f8460cca1909ae1","schema_version":"1.0","event_id":"sha256:046d65a116f97675026690f956cc7108758a35c1d1734eb41f8460cca1909ae1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7ZHOB77UGNLKTBCZL2XAQG2P4F/bundle.json","state_url":"https://pith.science/pith/7ZHOB77UGNLKTBCZL2XAQG2P4F/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7ZHOB77UGNLKTBCZL2XAQG2P4F/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":"2026-07-23T11:59:50Z","links":{"resolver":"https://pith.science/pith/7ZHOB77UGNLKTBCZL2XAQG2P4F","bundle":"https://pith.science/pith/7ZHOB77UGNLKTBCZL2XAQG2P4F/bundle.json","state":"https://pith.science/pith/7ZHOB77UGNLKTBCZL2XAQG2P4F/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7ZHOB77UGNLKTBCZL2XAQG2P4F/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:7ZHOB77UGNLKTBCZL2XAQG2P4F","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":"208c511f0ffe278b6da4f6db4009f7d4b549d56f759117747bc248402fe1f06c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-06-13T18:00:01Z","title_canon_sha256":"299ab74c0d00af070a7a7d623827d0e272b97702becb0d0ad21ff8f8e919a630"},"schema_version":"1.0","source":{"id":"1906.05865","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1906.05865","created_at":"2026-07-05T01:02:02Z"},{"alias_kind":"arxiv_version","alias_value":"1906.05865v1","created_at":"2026-07-05T01:02:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.05865","created_at":"2026-07-05T01:02:02Z"},{"alias_kind":"pith_short_12","alias_value":"7ZHOB77UGNLK","created_at":"2026-07-05T01:02:02Z"},{"alias_kind":"pith_short_16","alias_value":"7ZHOB77UGNLKTBCZ","created_at":"2026-07-05T01:02:02Z"},{"alias_kind":"pith_short_8","alias_value":"7ZHOB77U","created_at":"2026-07-05T01:02:02Z"}],"graph_snapshots":[{"event_id":"sha256:046d65a116f97675026690f956cc7108758a35c1d1734eb41f8460cca1909ae1","target":"graph","created_at":"2026-07-05T01:02:02Z","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/1906.05865/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A star coming too close to a supermassive black hole gets disrupted by the tidal force of the compact object in a tidal disruption event, or TDE. Following this encounter, the debris evolves into an elongated stream, half of which coming back to pericenter. Relativistic apsidal precession then leads to a self-crossing shock that initiates the formation of an accretion disc. We perform the first simulation of this process considering a realistic stellar trajectory and black hole mass, which has so far eluded investigations for computational reasons. This numerical issue is alleviated by using a","authors_text":"Cl\\'ement Bonnerot, Wenbin Lu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-06-13T18:00:01Z","title":"Simulating realistic disc formation in tidal disruption events"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.05865","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:ce2a135000f591212fffa95e9186dbdbf18f52f5a405162e83663f5db42f0fc2","target":"record","created_at":"2026-07-05T01:02:02Z","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":"208c511f0ffe278b6da4f6db4009f7d4b549d56f759117747bc248402fe1f06c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-06-13T18:00:01Z","title_canon_sha256":"299ab74c0d00af070a7a7d623827d0e272b97702becb0d0ad21ff8f8e919a630"},"schema_version":"1.0","source":{"id":"1906.05865","kind":"arxiv","version":1}},"canonical_sha256":"fe4ee0fff43356a984595eae081b4fe17f43e286a5595786933cd3942bc0b47e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fe4ee0fff43356a984595eae081b4fe17f43e286a5595786933cd3942bc0b47e","first_computed_at":"2026-07-05T01:02:02.645234Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:02:02.645234Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"E1o2T8EyJiD05el59xImWH1J5UKhaHsSfslLf78RckoN/4ExLb3VXlTxazjsvWjGUa4UyW9t6oIpHjzQTSQYCA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:02:02.645662Z","signed_message":"canonical_sha256_bytes"},"source_id":"1906.05865","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ce2a135000f591212fffa95e9186dbdbf18f52f5a405162e83663f5db42f0fc2","sha256:046d65a116f97675026690f956cc7108758a35c1d1734eb41f8460cca1909ae1"],"state_sha256":"56fa669cc9b700497f67c57940734cef472222c8256d2d42add3d7856de4624c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8yiemj9Sbhs1ael6NRfn5BoT+Iwt7VBVDksNevro7LGQkSz2/3nEs+pw/duOWJSEp9H4sjFeDFzHC6VaHi0uCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-23T11:59:50.990248Z","bundle_sha256":"fa0ae717379d78ff41e295d0114d2a4f83773c747e9fcaaf40fa3b9de7d90a94"}}