{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:CYB2TTES3C52E47NQTOFRWHCDW","short_pith_number":"pith:CYB2TTES","canonical_record":{"source":{"id":"1403.1071","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-03-05T10:43:17Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"9e4d9a0fffb9b60646cb99486ab457e969fee9b8925ba8f76b4704ea5dc1f25b","abstract_canon_sha256":"a96944f9cc2e42c9dec12216a754a5d7ce85b00d73e2d5d978a475f4ceb8b3d6"},"schema_version":"1.0"},"canonical_sha256":"1603a9cc92d8bba273ed84dc58d8e21db26050e3907a9e9a5cd6ef598aa030a2","source":{"kind":"arxiv","id":"1403.1071","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.1071","created_at":"2026-05-18T01:44:19Z"},{"alias_kind":"arxiv_version","alias_value":"1403.1071v1","created_at":"2026-05-18T01:44:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.1071","created_at":"2026-05-18T01:44:19Z"},{"alias_kind":"pith_short_12","alias_value":"CYB2TTES3C52","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"CYB2TTES3C52E47N","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"CYB2TTES","created_at":"2026-05-18T12:28:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:CYB2TTES3C52E47NQTOFRWHCDW","target":"record","payload":{"canonical_record":{"source":{"id":"1403.1071","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-03-05T10:43:17Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"9e4d9a0fffb9b60646cb99486ab457e969fee9b8925ba8f76b4704ea5dc1f25b","abstract_canon_sha256":"a96944f9cc2e42c9dec12216a754a5d7ce85b00d73e2d5d978a475f4ceb8b3d6"},"schema_version":"1.0"},"canonical_sha256":"1603a9cc92d8bba273ed84dc58d8e21db26050e3907a9e9a5cd6ef598aa030a2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:44:19.704714Z","signature_b64":"VdyXNDpTo9mlosEx9I89Qy9Aqs9TGmKgFYZa3WsqzBQoOzorlv+wpErI5Rmbwd2Xhlmxzyak6EDkRmyyHaQXBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1603a9cc92d8bba273ed84dc58d8e21db26050e3907a9e9a5cd6ef598aa030a2","last_reissued_at":"2026-05-18T01:44:19.704181Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:44:19.704181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1403.1071","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":"2026-05-18T01:44:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0UPtfAU8Um5RizszZNtYzAHcECG6+3nnFKxDPdjgc7jBPiS1RdEBGatVXHZ1bj1CQOO34p4k37CzR2gUor2zCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T01:28:37.358465Z"},"content_sha256":"3b292efb95723800cb20558fdc58fc69e5f9cc7b6c6a658deb692980181d1545","schema_version":"1.0","event_id":"sha256:3b292efb95723800cb20558fdc58fc69e5f9cc7b6c6a658deb692980181d1545"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:CYB2TTES3C52E47NQTOFRWHCDW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Revealing the nature of the ULX and X-ray population of the spiral galaxy NGC 4088","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.HE","authors_text":"G. Fabbiano, J.C. Gladstone, M. Mezcua, R. Soria, S.A. Farrell","submitted_at":"2014-03-05T10:43:17Z","abstract_excerpt":"We present the first \\textit{Chandra} and \\textit{Swift} X-ray study of the spiral galaxy NGC\\,4088 and its ultraluminous X-ray source (ULX N4088--X1). We also report very long baseline interferometry (VLBI) observations at 1.6 and 5 GHz performed quasi-simultaneously with the \\textit{Swift} and \\textit{Chandra} observations, respectively. Fifteen X-ray sources are detected by \\textit{Chandra} within the D25 ellipse of NGC\\,4088, from which we derive the X-ray luminosity function (XLF) of this galaxy. We find the XLF is very similar to those of star-forming galaxies and estimate a star-formati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.1071","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":"2026-05-18T01:44:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"inTvy7JXG24xV3nbfzmeaaHLLP3n3095h36DThZEBhwikHsemWQcFsDekafRhB+TjZi3Y+zEV/XMm0sio/LnBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T01:28:37.359060Z"},"content_sha256":"d559ef86a6b759f81b769c31c92d53989e51a5bd025dc2aee10d44e67f5d8dea","schema_version":"1.0","event_id":"sha256:d559ef86a6b759f81b769c31c92d53989e51a5bd025dc2aee10d44e67f5d8dea"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CYB2TTES3C52E47NQTOFRWHCDW/bundle.json","state_url":"https://pith.science/pith/CYB2TTES3C52E47NQTOFRWHCDW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CYB2TTES3C52E47NQTOFRWHCDW/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":"2026-06-04T01:28:37Z","links":{"resolver":"https://pith.science/pith/CYB2TTES3C52E47NQTOFRWHCDW","bundle":"https://pith.science/pith/CYB2TTES3C52E47NQTOFRWHCDW/bundle.json","state":"https://pith.science/pith/CYB2TTES3C52E47NQTOFRWHCDW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CYB2TTES3C52E47NQTOFRWHCDW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:CYB2TTES3C52E47NQTOFRWHCDW","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":"a96944f9cc2e42c9dec12216a754a5d7ce85b00d73e2d5d978a475f4ceb8b3d6","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-03-05T10:43:17Z","title_canon_sha256":"9e4d9a0fffb9b60646cb99486ab457e969fee9b8925ba8f76b4704ea5dc1f25b"},"schema_version":"1.0","source":{"id":"1403.1071","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1403.1071","created_at":"2026-05-18T01:44:19Z"},{"alias_kind":"arxiv_version","alias_value":"1403.1071v1","created_at":"2026-05-18T01:44:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.1071","created_at":"2026-05-18T01:44:19Z"},{"alias_kind":"pith_short_12","alias_value":"CYB2TTES3C52","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"CYB2TTES3C52E47N","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"CYB2TTES","created_at":"2026-05-18T12:28:25Z"}],"graph_snapshots":[{"event_id":"sha256:d559ef86a6b759f81b769c31c92d53989e51a5bd025dc2aee10d44e67f5d8dea","target":"graph","created_at":"2026-05-18T01:44:19Z","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 present the first \\textit{Chandra} and \\textit{Swift} X-ray study of the spiral galaxy NGC\\,4088 and its ultraluminous X-ray source (ULX N4088--X1). We also report very long baseline interferometry (VLBI) observations at 1.6 and 5 GHz performed quasi-simultaneously with the \\textit{Swift} and \\textit{Chandra} observations, respectively. Fifteen X-ray sources are detected by \\textit{Chandra} within the D25 ellipse of NGC\\,4088, from which we derive the X-ray luminosity function (XLF) of this galaxy. We find the XLF is very similar to those of star-forming galaxies and estimate a star-formati","authors_text":"G. Fabbiano, J.C. Gladstone, M. Mezcua, R. Soria, S.A. Farrell","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-03-05T10:43:17Z","title":"Revealing the nature of the ULX and X-ray population of the spiral galaxy NGC 4088"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.1071","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":"sha256:3b292efb95723800cb20558fdc58fc69e5f9cc7b6c6a658deb692980181d1545","target":"record","created_at":"2026-05-18T01:44:19Z","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":"a96944f9cc2e42c9dec12216a754a5d7ce85b00d73e2d5d978a475f4ceb8b3d6","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-03-05T10:43:17Z","title_canon_sha256":"9e4d9a0fffb9b60646cb99486ab457e969fee9b8925ba8f76b4704ea5dc1f25b"},"schema_version":"1.0","source":{"id":"1403.1071","kind":"arxiv","version":1}},"canonical_sha256":"1603a9cc92d8bba273ed84dc58d8e21db26050e3907a9e9a5cd6ef598aa030a2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1603a9cc92d8bba273ed84dc58d8e21db26050e3907a9e9a5cd6ef598aa030a2","first_computed_at":"2026-05-18T01:44:19.704181Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:44:19.704181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VdyXNDpTo9mlosEx9I89Qy9Aqs9TGmKgFYZa3WsqzBQoOzorlv+wpErI5Rmbwd2Xhlmxzyak6EDkRmyyHaQXBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:44:19.704714Z","signed_message":"canonical_sha256_bytes"},"source_id":"1403.1071","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3b292efb95723800cb20558fdc58fc69e5f9cc7b6c6a658deb692980181d1545","sha256:d559ef86a6b759f81b769c31c92d53989e51a5bd025dc2aee10d44e67f5d8dea"],"state_sha256":"10ff86c0ce8f9042017789bd26826eae1fd2bf6ffd943dbcfac3c2c6cd62ff26"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z56aZ/E8OgUNa8gorD9770JWvQhGEif/unek+8/ISmf3YQwOTziGw/+1+lUaJLaz6CJrBGM0iEmswKo7z/L9AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T01:28:37.361945Z","bundle_sha256":"aeb00c5698db67abd03bffe37f8548eaf25b7003ed6eef47679fcf94fa25fa0d"}}