{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:G743V3QDQ6WWFATRXMZJFHSFDZ","short_pith_number":"pith:G743V3QD","canonical_record":{"source":{"id":"1311.5462","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-11-21T16:06:38Z","cross_cats_sorted":[],"title_canon_sha256":"2b0c08f5ae7e55c80c91f9d3b42be02793f45fd6861499cab0e9a6150a8c3ef9","abstract_canon_sha256":"1578c3ac74cad235ffc02a20ef723e6c75343ad6d3d64b36c479d9b49a0c07b7"},"schema_version":"1.0"},"canonical_sha256":"37f9baee0387ad628271bb32929e451e7cd1dc2be94ce6a822ba0b3722dad0ef","source":{"kind":"arxiv","id":"1311.5462","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.5462","created_at":"2026-05-18T01:46:07Z"},{"alias_kind":"arxiv_version","alias_value":"1311.5462v1","created_at":"2026-05-18T01:46:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.5462","created_at":"2026-05-18T01:46:07Z"},{"alias_kind":"pith_short_12","alias_value":"G743V3QDQ6WW","created_at":"2026-05-18T12:27:45Z"},{"alias_kind":"pith_short_16","alias_value":"G743V3QDQ6WWFATR","created_at":"2026-05-18T12:27:45Z"},{"alias_kind":"pith_short_8","alias_value":"G743V3QD","created_at":"2026-05-18T12:27:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:G743V3QDQ6WWFATRXMZJFHSFDZ","target":"record","payload":{"canonical_record":{"source":{"id":"1311.5462","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-11-21T16:06:38Z","cross_cats_sorted":[],"title_canon_sha256":"2b0c08f5ae7e55c80c91f9d3b42be02793f45fd6861499cab0e9a6150a8c3ef9","abstract_canon_sha256":"1578c3ac74cad235ffc02a20ef723e6c75343ad6d3d64b36c479d9b49a0c07b7"},"schema_version":"1.0"},"canonical_sha256":"37f9baee0387ad628271bb32929e451e7cd1dc2be94ce6a822ba0b3722dad0ef","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:07.287760Z","signature_b64":"lcHWMmcS5fUCLA8lvplra3znLaVChFb3lDvLs+mbdyVr+UBjbYvxH5nFFE1O8APdhswtgb1TzaaoQ99N80coBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"37f9baee0387ad628271bb32929e451e7cd1dc2be94ce6a822ba0b3722dad0ef","last_reissued_at":"2026-05-18T01:46:07.287071Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:07.287071Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1311.5462","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":"2026-05-18T01:46:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kYC7OzFHZx9zD6NmUZdy6uHlOW4RBYjbaGNfEvXu63sPkJ9TahAEprCEu5GfDwGr3Yom+hWARL4a1j+yfjREDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T05:21:16.524399Z"},"content_sha256":"a0fd411f64df99e7ffc594b21f460bba3918a9485ffdf9ff096d567dc0474085","schema_version":"1.0","event_id":"sha256:a0fd411f64df99e7ffc594b21f460bba3918a9485ffdf9ff096d567dc0474085"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:G743V3QDQ6WWFATRXMZJFHSFDZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hydrodynamical simulations of a compact source scenario for G2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Ballone, A. Burkert, F. Eisenhauer, M. Schartmann, O. Pfuhl, R. Genzel, S. Gillessen, T.K. Fritz, T. Ott","submitted_at":"2013-11-21T16:06:38Z","abstract_excerpt":"The origin of the dense gas cloud G2 discovered in the Galactic Center (Gillessen et al. 2012) is still a debated puzzle. G2 might be a diffuse cloud or the result of an outflow from an invisible star embedded in it. We present here detailed simulations of the evolution of winds on G2's orbit. We find that the hydrodynamic interaction with the hot atmosphere present in the Galactic Center and the extreme gravitational field of the supermassive black hole must be taken in account when modeling such a source scenario. We find that the hydrodynamic interaction with the hot atmosphere present in t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.5462","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":"2026-05-18T01:46:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+XVGsi961s/Lioqg1c82nuN4bi3bdPvSN8HOKyTo+bdmOa4NJKuLpncJUCL7g4lvZWpza4I9EQM32nhRNaJfBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T05:21:16.524756Z"},"content_sha256":"05ac7164affe36502760d75580aae4f92f63c8508e54901752a820996ab0a9a5","schema_version":"1.0","event_id":"sha256:05ac7164affe36502760d75580aae4f92f63c8508e54901752a820996ab0a9a5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G743V3QDQ6WWFATRXMZJFHSFDZ/bundle.json","state_url":"https://pith.science/pith/G743V3QDQ6WWFATRXMZJFHSFDZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G743V3QDQ6WWFATRXMZJFHSFDZ/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":"2026-05-28T05:21:16Z","links":{"resolver":"https://pith.science/pith/G743V3QDQ6WWFATRXMZJFHSFDZ","bundle":"https://pith.science/pith/G743V3QDQ6WWFATRXMZJFHSFDZ/bundle.json","state":"https://pith.science/pith/G743V3QDQ6WWFATRXMZJFHSFDZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G743V3QDQ6WWFATRXMZJFHSFDZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:G743V3QDQ6WWFATRXMZJFHSFDZ","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":"1578c3ac74cad235ffc02a20ef723e6c75343ad6d3d64b36c479d9b49a0c07b7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-11-21T16:06:38Z","title_canon_sha256":"2b0c08f5ae7e55c80c91f9d3b42be02793f45fd6861499cab0e9a6150a8c3ef9"},"schema_version":"1.0","source":{"id":"1311.5462","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.5462","created_at":"2026-05-18T01:46:07Z"},{"alias_kind":"arxiv_version","alias_value":"1311.5462v1","created_at":"2026-05-18T01:46:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.5462","created_at":"2026-05-18T01:46:07Z"},{"alias_kind":"pith_short_12","alias_value":"G743V3QDQ6WW","created_at":"2026-05-18T12:27:45Z"},{"alias_kind":"pith_short_16","alias_value":"G743V3QDQ6WWFATR","created_at":"2026-05-18T12:27:45Z"},{"alias_kind":"pith_short_8","alias_value":"G743V3QD","created_at":"2026-05-18T12:27:45Z"}],"graph_snapshots":[{"event_id":"sha256:05ac7164affe36502760d75580aae4f92f63c8508e54901752a820996ab0a9a5","target":"graph","created_at":"2026-05-18T01:46:07Z","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 origin of the dense gas cloud G2 discovered in the Galactic Center (Gillessen et al. 2012) is still a debated puzzle. G2 might be a diffuse cloud or the result of an outflow from an invisible star embedded in it. We present here detailed simulations of the evolution of winds on G2's orbit. We find that the hydrodynamic interaction with the hot atmosphere present in the Galactic Center and the extreme gravitational field of the supermassive black hole must be taken in account when modeling such a source scenario. We find that the hydrodynamic interaction with the hot atmosphere present in t","authors_text":"A. Ballone, A. Burkert, F. Eisenhauer, M. Schartmann, O. Pfuhl, R. Genzel, S. Gillessen, T.K. Fritz, T. Ott","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-11-21T16:06:38Z","title":"Hydrodynamical simulations of a compact source scenario for G2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.5462","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:a0fd411f64df99e7ffc594b21f460bba3918a9485ffdf9ff096d567dc0474085","target":"record","created_at":"2026-05-18T01:46:07Z","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":"1578c3ac74cad235ffc02a20ef723e6c75343ad6d3d64b36c479d9b49a0c07b7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-11-21T16:06:38Z","title_canon_sha256":"2b0c08f5ae7e55c80c91f9d3b42be02793f45fd6861499cab0e9a6150a8c3ef9"},"schema_version":"1.0","source":{"id":"1311.5462","kind":"arxiv","version":1}},"canonical_sha256":"37f9baee0387ad628271bb32929e451e7cd1dc2be94ce6a822ba0b3722dad0ef","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"37f9baee0387ad628271bb32929e451e7cd1dc2be94ce6a822ba0b3722dad0ef","first_computed_at":"2026-05-18T01:46:07.287071Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:46:07.287071Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lcHWMmcS5fUCLA8lvplra3znLaVChFb3lDvLs+mbdyVr+UBjbYvxH5nFFE1O8APdhswtgb1TzaaoQ99N80coBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:46:07.287760Z","signed_message":"canonical_sha256_bytes"},"source_id":"1311.5462","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a0fd411f64df99e7ffc594b21f460bba3918a9485ffdf9ff096d567dc0474085","sha256:05ac7164affe36502760d75580aae4f92f63c8508e54901752a820996ab0a9a5"],"state_sha256":"ccf69a9584c528ee9875bfdc2c2a4aad3513ab661cae52bf6113ce9ce822a3d8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ThdTcCEnHGPlb26vJnhUDE/w2NwwQ5n7uL8154j5A3kgLcAyQJ/rVDG2/zpEMOBdACeZjbZP4Mo63rh4rcAgBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T05:21:16.526955Z","bundle_sha256":"5c98397739efc4156dba766883649dbf8bd79f27ee4adee93daf3720c239949a"}}