{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:QIBT2YHIOOD6H5TQ74UMLGPYCS","short_pith_number":"pith:QIBT2YHI","canonical_record":{"source":{"id":"astro-ph/0309536","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-09-19T16:24:24Z","cross_cats_sorted":[],"title_canon_sha256":"fb4c55384c18159c874776d63e714827792324c2e8937b591abd31bf7ec3a3d2","abstract_canon_sha256":"b1c1159ec2e96262cd60b03a6adc49299d94b3e5d00f8d7caba0115a9da18463"},"schema_version":"1.0"},"canonical_sha256":"82033d60e87387e3f670ff28c599f814bf5f6d4ea53da865962bdc2f5ae55bc9","source":{"kind":"arxiv","id":"astro-ph/0309536","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0309536","created_at":"2026-07-04T16:51:41Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0309536v1","created_at":"2026-07-04T16:51:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0309536","created_at":"2026-07-04T16:51:41Z"},{"alias_kind":"pith_short_12","alias_value":"QIBT2YHIOOD6","created_at":"2026-07-04T16:51:41Z"},{"alias_kind":"pith_short_16","alias_value":"QIBT2YHIOOD6H5TQ","created_at":"2026-07-04T16:51:41Z"},{"alias_kind":"pith_short_8","alias_value":"QIBT2YHI","created_at":"2026-07-04T16:51:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:QIBT2YHIOOD6H5TQ74UMLGPYCS","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0309536","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-09-19T16:24:24Z","cross_cats_sorted":[],"title_canon_sha256":"fb4c55384c18159c874776d63e714827792324c2e8937b591abd31bf7ec3a3d2","abstract_canon_sha256":"b1c1159ec2e96262cd60b03a6adc49299d94b3e5d00f8d7caba0115a9da18463"},"schema_version":"1.0"},"canonical_sha256":"82033d60e87387e3f670ff28c599f814bf5f6d4ea53da865962bdc2f5ae55bc9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:51:41.796256Z","signature_b64":"7Tg4zJm2hzjTJyXU7qg5FWgIKoM9XLYjzLUdB7/2Hy4FVdRkAZyKG9woWUtNhooB3DrZ3TQhyY6APBrrmel9CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"82033d60e87387e3f670ff28c599f814bf5f6d4ea53da865962bdc2f5ae55bc9","last_reissued_at":"2026-07-04T16:51:41.795894Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:51:41.795894Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0309536","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":"2026-07-04T16:51:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D3PqMoku5ofwcwwZBR6kxvO0kBnRxInPMNKTj8/m7LPcJZq/QBxdp+IOVdbtBmZqhLJ07xsYH9bida1CIrPwBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-22T05:53:51.524435Z"},"content_sha256":"1fceccbcda45bf308f73aac0cf27c584e747163b9a58c4f97dc5d1049924d367","schema_version":"1.0","event_id":"sha256:1fceccbcda45bf308f73aac0cf27c584e747163b9a58c4f97dc5d1049924d367"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:QIBT2YHIOOD6H5TQ74UMLGPYCS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"INTEGRAL discovery of a bright highly obscured galactic X-ray binary source IGR J16318-4848","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. N. Parmar, F. Lebrun, J. A. Tomsick, J. de Plaa, J. Rodriguez, L. Foschini, P. R. den Hartog, P. Ubertini, R. Walter, S. Corbel, T. J.-L. Courvoisier","submitted_at":"2003-09-19T16:24:24Z","abstract_excerpt":"INTEGRAL regularly scans the Galactic plane to search for new objects and in particular for absorbed sources with the bulk of their emission above 10-20 keV. The first new INTEGRAL source was discovered on 2003 January 29, 0.5 degree from the Galactic plane and was further observed in the X-rays with XMM-Newton. This source, IGR J16318-4848, is intrinsically strongly absorbed by cold matter and displays exceptionally strong fluorescence emission lines. The likely infrared/optical counterpart indicates that IGR J16318-4848 is probably a High Mass X-Ray Binary neutron star or black hole enshroud"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0309536","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/astro-ph/0309536/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":"2026-07-04T16:51:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZmzKK7urRZEMO2eLLEkLUzL9x1kgqLQgK54FccKGJ+vzuU4KlTY56mGBvl2cGzW/2yXq8j4q+ht11/GZdlFTDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-22T05:53:51.524800Z"},"content_sha256":"4fd8162ddf61eaa089592712309c9dd9ca653b4e049549e449aa6b707220b40c","schema_version":"1.0","event_id":"sha256:4fd8162ddf61eaa089592712309c9dd9ca653b4e049549e449aa6b707220b40c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QIBT2YHIOOD6H5TQ74UMLGPYCS/bundle.json","state_url":"https://pith.science/pith/QIBT2YHIOOD6H5TQ74UMLGPYCS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QIBT2YHIOOD6H5TQ74UMLGPYCS/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":"2026-07-22T05:53:51Z","links":{"resolver":"https://pith.science/pith/QIBT2YHIOOD6H5TQ74UMLGPYCS","bundle":"https://pith.science/pith/QIBT2YHIOOD6H5TQ74UMLGPYCS/bundle.json","state":"https://pith.science/pith/QIBT2YHIOOD6H5TQ74UMLGPYCS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QIBT2YHIOOD6H5TQ74UMLGPYCS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:QIBT2YHIOOD6H5TQ74UMLGPYCS","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":"b1c1159ec2e96262cd60b03a6adc49299d94b3e5d00f8d7caba0115a9da18463","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-09-19T16:24:24Z","title_canon_sha256":"fb4c55384c18159c874776d63e714827792324c2e8937b591abd31bf7ec3a3d2"},"schema_version":"1.0","source":{"id":"astro-ph/0309536","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0309536","created_at":"2026-07-04T16:51:41Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0309536v1","created_at":"2026-07-04T16:51:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0309536","created_at":"2026-07-04T16:51:41Z"},{"alias_kind":"pith_short_12","alias_value":"QIBT2YHIOOD6","created_at":"2026-07-04T16:51:41Z"},{"alias_kind":"pith_short_16","alias_value":"QIBT2YHIOOD6H5TQ","created_at":"2026-07-04T16:51:41Z"},{"alias_kind":"pith_short_8","alias_value":"QIBT2YHI","created_at":"2026-07-04T16:51:41Z"}],"graph_snapshots":[{"event_id":"sha256:4fd8162ddf61eaa089592712309c9dd9ca653b4e049549e449aa6b707220b40c","target":"graph","created_at":"2026-07-04T16:51:41Z","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/astro-ph/0309536/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"INTEGRAL regularly scans the Galactic plane to search for new objects and in particular for absorbed sources with the bulk of their emission above 10-20 keV. The first new INTEGRAL source was discovered on 2003 January 29, 0.5 degree from the Galactic plane and was further observed in the X-rays with XMM-Newton. This source, IGR J16318-4848, is intrinsically strongly absorbed by cold matter and displays exceptionally strong fluorescence emission lines. The likely infrared/optical counterpart indicates that IGR J16318-4848 is probably a High Mass X-Ray Binary neutron star or black hole enshroud","authors_text":"A. N. Parmar, F. Lebrun, J. A. Tomsick, J. de Plaa, J. Rodriguez, L. Foschini, P. R. den Hartog, P. Ubertini, R. Walter, S. Corbel, T. J.-L. Courvoisier","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2003-09-19T16:24:24Z","title":"INTEGRAL discovery of a bright highly obscured galactic X-ray binary source IGR J16318-4848"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0309536","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":"sha256:1fceccbcda45bf308f73aac0cf27c584e747163b9a58c4f97dc5d1049924d367","target":"record","created_at":"2026-07-04T16:51:41Z","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":"b1c1159ec2e96262cd60b03a6adc49299d94b3e5d00f8d7caba0115a9da18463","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-09-19T16:24:24Z","title_canon_sha256":"fb4c55384c18159c874776d63e714827792324c2e8937b591abd31bf7ec3a3d2"},"schema_version":"1.0","source":{"id":"astro-ph/0309536","kind":"arxiv","version":1}},"canonical_sha256":"82033d60e87387e3f670ff28c599f814bf5f6d4ea53da865962bdc2f5ae55bc9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"82033d60e87387e3f670ff28c599f814bf5f6d4ea53da865962bdc2f5ae55bc9","first_computed_at":"2026-07-04T16:51:41.795894Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:51:41.795894Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7Tg4zJm2hzjTJyXU7qg5FWgIKoM9XLYjzLUdB7/2Hy4FVdRkAZyKG9woWUtNhooB3DrZ3TQhyY6APBrrmel9CA==","signature_status":"signed_v1","signed_at":"2026-07-04T16:51:41.796256Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0309536","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1fceccbcda45bf308f73aac0cf27c584e747163b9a58c4f97dc5d1049924d367","sha256:4fd8162ddf61eaa089592712309c9dd9ca653b4e049549e449aa6b707220b40c"],"state_sha256":"a5f51e50652d5dd9c0ee27d4e544b786b7dd0eca499aef61caf258db0f89f93d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BdgfiW3Iq/tkr+ialhxzqatzTn6Al2H1SwWZjWN6bMqxFVh/m48t4syIoXG7zh3jrQuKZm5J0hv0vcxKhPK0Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-22T05:53:51.527301Z","bundle_sha256":"f2debbdf585a37fe454d7fe513181e19a597ac1590b6629fc872f8f324fec473"}}