{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:QYLCYNHKP4JCQV7RPDBCRBESTG","short_pith_number":"pith:QYLCYNHK","canonical_record":{"source":{"id":"1210.1333","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-10-04T08:37:34Z","cross_cats_sorted":["astro-ph.GA","gr-qc"],"title_canon_sha256":"1352c7fe13881d4cb8a176fee01ef791b67954cfa53a1e8ad7acad2368bb5370","abstract_canon_sha256":"1291d4c21e26527fd32a7af663a867e1ac72eca66b04aaa9392dc3e3c3ec2c2f"},"schema_version":"1.0"},"canonical_sha256":"86162c34ea7f122857f178c228849299bdbaf1780e15c3ae8e5aeb86a440739b","source":{"kind":"arxiv","id":"1210.1333","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.1333","created_at":"2026-05-18T01:54:05Z"},{"alias_kind":"arxiv_version","alias_value":"1210.1333v1","created_at":"2026-05-18T01:54:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.1333","created_at":"2026-05-18T01:54:05Z"},{"alias_kind":"pith_short_12","alias_value":"QYLCYNHKP4JC","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_16","alias_value":"QYLCYNHKP4JCQV7R","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_8","alias_value":"QYLCYNHK","created_at":"2026-05-18T12:27:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:QYLCYNHKP4JCQV7RPDBCRBESTG","target":"record","payload":{"canonical_record":{"source":{"id":"1210.1333","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-10-04T08:37:34Z","cross_cats_sorted":["astro-ph.GA","gr-qc"],"title_canon_sha256":"1352c7fe13881d4cb8a176fee01ef791b67954cfa53a1e8ad7acad2368bb5370","abstract_canon_sha256":"1291d4c21e26527fd32a7af663a867e1ac72eca66b04aaa9392dc3e3c3ec2c2f"},"schema_version":"1.0"},"canonical_sha256":"86162c34ea7f122857f178c228849299bdbaf1780e15c3ae8e5aeb86a440739b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:54:05.948947Z","signature_b64":"bZ4/uk3skMgsBxgqE+ohUG3wcAohJDMp4o9Khjn92MOei3Uz1wbDBhQLHdrtc9IgbXaquuul9UV8ss791+dxBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"86162c34ea7f122857f178c228849299bdbaf1780e15c3ae8e5aeb86a440739b","last_reissued_at":"2026-05-18T01:54:05.948395Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:54:05.948395Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1210.1333","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":"2026-05-18T01:54:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ySMGg/QIJtSCgNSngXRXpgTPX3sU+iJLkZ2SU0lRVeXMUmdYg+D2wc5vkjD5oxASAx+vc/Gd10u3XOofxLb3AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T12:12:46.530400Z"},"content_sha256":"5dcf401f4cddbb7a373861f2e91ff032494157cd828643aa3ebd5e69d9bb382a","schema_version":"1.0","event_id":"sha256:5dcf401f4cddbb7a373861f2e91ff032494157cd828643aa3ebd5e69d9bb382a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:QYLCYNHKP4JCQV7RPDBCRBESTG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Finite, Intense Accretion Bursts from Tidal Disruption of Stars on Bound Orbits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"Abraham Loeb, Kimitake Hayasaki, Nicholas Stone","submitted_at":"2012-10-04T08:37:34Z","abstract_excerpt":"We study accretion processes for tidally disrupted stars approaching supermassive black holes on bound orbits, by performing three dimensional Smoothed Particle Hydrodynamics simulations with a pseudo-Newtonian potential. We find that there is a critical value of the orbital eccentricity below which all the stellar debris remains bound to the black hole. For high but sub-critical eccentricities, all the stellar mass is accreted onto the black hole in a finite time, causing a significant deviation from the canonical $t^{-5/3}$ mass fallback rate. When a star is on a moderately eccentric orbit a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.1333","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":"2026-05-18T01:54:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u/XrsF4g9MXsarHuiZeqTNIPKogiyo+C+eV8wKwwUdKNvtrWK9/zMtGhvkg4CpVqPvnc38cNpKuWpgCEaeo2BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T12:12:46.530788Z"},"content_sha256":"152cab23d4a529c66148ecc3f99c8013553de91bd1fdfa391c346420779c26a6","schema_version":"1.0","event_id":"sha256:152cab23d4a529c66148ecc3f99c8013553de91bd1fdfa391c346420779c26a6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QYLCYNHKP4JCQV7RPDBCRBESTG/bundle.json","state_url":"https://pith.science/pith/QYLCYNHKP4JCQV7RPDBCRBESTG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QYLCYNHKP4JCQV7RPDBCRBESTG/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":"2026-05-27T12:12:46Z","links":{"resolver":"https://pith.science/pith/QYLCYNHKP4JCQV7RPDBCRBESTG","bundle":"https://pith.science/pith/QYLCYNHKP4JCQV7RPDBCRBESTG/bundle.json","state":"https://pith.science/pith/QYLCYNHKP4JCQV7RPDBCRBESTG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QYLCYNHKP4JCQV7RPDBCRBESTG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:QYLCYNHKP4JCQV7RPDBCRBESTG","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":"1291d4c21e26527fd32a7af663a867e1ac72eca66b04aaa9392dc3e3c3ec2c2f","cross_cats_sorted":["astro-ph.GA","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-10-04T08:37:34Z","title_canon_sha256":"1352c7fe13881d4cb8a176fee01ef791b67954cfa53a1e8ad7acad2368bb5370"},"schema_version":"1.0","source":{"id":"1210.1333","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.1333","created_at":"2026-05-18T01:54:05Z"},{"alias_kind":"arxiv_version","alias_value":"1210.1333v1","created_at":"2026-05-18T01:54:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.1333","created_at":"2026-05-18T01:54:05Z"},{"alias_kind":"pith_short_12","alias_value":"QYLCYNHKP4JC","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_16","alias_value":"QYLCYNHKP4JCQV7R","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_8","alias_value":"QYLCYNHK","created_at":"2026-05-18T12:27:20Z"}],"graph_snapshots":[{"event_id":"sha256:152cab23d4a529c66148ecc3f99c8013553de91bd1fdfa391c346420779c26a6","target":"graph","created_at":"2026-05-18T01:54:05Z","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":"We study accretion processes for tidally disrupted stars approaching supermassive black holes on bound orbits, by performing three dimensional Smoothed Particle Hydrodynamics simulations with a pseudo-Newtonian potential. We find that there is a critical value of the orbital eccentricity below which all the stellar debris remains bound to the black hole. For high but sub-critical eccentricities, all the stellar mass is accreted onto the black hole in a finite time, causing a significant deviation from the canonical $t^{-5/3}$ mass fallback rate. When a star is on a moderately eccentric orbit a","authors_text":"Abraham Loeb, Kimitake Hayasaki, Nicholas Stone","cross_cats":["astro-ph.GA","gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-10-04T08:37:34Z","title":"Finite, Intense Accretion Bursts from Tidal Disruption of Stars on Bound Orbits"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.1333","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":"sha256:5dcf401f4cddbb7a373861f2e91ff032494157cd828643aa3ebd5e69d9bb382a","target":"record","created_at":"2026-05-18T01:54:05Z","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":"1291d4c21e26527fd32a7af663a867e1ac72eca66b04aaa9392dc3e3c3ec2c2f","cross_cats_sorted":["astro-ph.GA","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-10-04T08:37:34Z","title_canon_sha256":"1352c7fe13881d4cb8a176fee01ef791b67954cfa53a1e8ad7acad2368bb5370"},"schema_version":"1.0","source":{"id":"1210.1333","kind":"arxiv","version":1}},"canonical_sha256":"86162c34ea7f122857f178c228849299bdbaf1780e15c3ae8e5aeb86a440739b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"86162c34ea7f122857f178c228849299bdbaf1780e15c3ae8e5aeb86a440739b","first_computed_at":"2026-05-18T01:54:05.948395Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:54:05.948395Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bZ4/uk3skMgsBxgqE+ohUG3wcAohJDMp4o9Khjn92MOei3Uz1wbDBhQLHdrtc9IgbXaquuul9UV8ss791+dxBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:54:05.948947Z","signed_message":"canonical_sha256_bytes"},"source_id":"1210.1333","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5dcf401f4cddbb7a373861f2e91ff032494157cd828643aa3ebd5e69d9bb382a","sha256:152cab23d4a529c66148ecc3f99c8013553de91bd1fdfa391c346420779c26a6"],"state_sha256":"dfc4d6fba3e30371024300adcd45744d1d13f44deb5d7e71b7ff9aa67c3d7a4e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"epiXyOwlRPlS2fH5Niez5CUqLkSKqiNPYs//pBstLQdG7aVKFP0n15Ge3OCbB0llXER2HHaJPMuL7ZF4g6gjDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T12:12:46.533110Z","bundle_sha256":"426d6a6fe2946124e792d7f1b41f5d24cf9a32a01f768dea18f5ef2421345f62"}}