{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:PN2WXAA7S25FGCZDSLJYCL5KJF","short_pith_number":"pith:PN2WXAA7","canonical_record":{"source":{"id":"astro-ph/9911531","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1999-11-30T22:02:35Z","cross_cats_sorted":[],"title_canon_sha256":"bb1acb9a13ced5e5e5f8c6bf873b6c3541e4b333bba5711482aeb3859ffba965","abstract_canon_sha256":"13db7533ad0071f30c4c1eb1a443f3383782cfeb4aa5bea4259297ae8a674473"},"schema_version":"1.0"},"canonical_sha256":"7b756b801f96ba530b2392d3812faa495601e307ada56d545043b025e6d3b727","source":{"kind":"arxiv","id":"astro-ph/9911531","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9911531","created_at":"2026-05-18T01:09:21Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9911531v1","created_at":"2026-05-18T01:09:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9911531","created_at":"2026-05-18T01:09:21Z"},{"alias_kind":"pith_short_12","alias_value":"PN2WXAA7S25F","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"PN2WXAA7S25FGCZD","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"PN2WXAA7","created_at":"2026-05-18T12:25:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:PN2WXAA7S25FGCZDSLJYCL5KJF","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/9911531","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1999-11-30T22:02:35Z","cross_cats_sorted":[],"title_canon_sha256":"bb1acb9a13ced5e5e5f8c6bf873b6c3541e4b333bba5711482aeb3859ffba965","abstract_canon_sha256":"13db7533ad0071f30c4c1eb1a443f3383782cfeb4aa5bea4259297ae8a674473"},"schema_version":"1.0"},"canonical_sha256":"7b756b801f96ba530b2392d3812faa495601e307ada56d545043b025e6d3b727","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:21.325969Z","signature_b64":"qmgb+pCOi3ucrHdhFFaahG2R4/4otvYicBlL85Yr2LxufTQJDQ741PSQ6WSmSopZqGPuWgxGaNlbZg8xrW9BAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7b756b801f96ba530b2392d3812faa495601e307ada56d545043b025e6d3b727","last_reissued_at":"2026-05-18T01:09:21.325545Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:21.325545Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/9911531","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":"2026-05-18T01:09:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SoRELKd5vZFrrALB9HnjCFKup0XLWYCb+sRuu92hBBpiuJ2NcwoZuKjSvu+Rt92CuRuc+rcx+E+CMETvgJ5bDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T02:20:00.683554Z"},"content_sha256":"ca0d661abcbb63fcfd77bba71ba9c69af5fb610c95e397c9f7d9516ae7c9d045","schema_version":"1.0","event_id":"sha256:ca0d661abcbb63fcfd77bba71ba9c69af5fb610c95e397c9f7d9516ae7c9d045"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:PN2WXAA7S25FGCZDSLJYCL5KJF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simultaneous Observations of GRS 1758-258 in 1997 by VLA, IRAM, SEST, RXTE and OSSE: Spectroscopy and Timing","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"D. Lin, D. M. Smith (Berkeley/UC), E. P. Liang (Rice University), I. A. Smith, I.F. Mirabel (CEA/DSM/DAPNIA Service d'Astrophysique) & L.F. Rodr\\'iguez (Instituto de Astronom\\'ia, J. Mart\\'i (Universidad de Ja\\'en), M\\'exico), Ph. Durouchoux, T. Bridgman (GSFC/NASA)","submitted_at":"1999-11-30T22:02:35Z","abstract_excerpt":"We report the results of our multi-wavelength observations of GRS 1758-258 made in August 1997. The energy bands include radio, millimeter, X-ray, and gamma-ray. The observations enable us to obtain a complete spectrum of the source over an energy range of 2 - 500 keV. The spectrum shows that GRS 1758-258 was in its hard state. It is well fitted by the Sunyaev-Titarchuk (ST) Compton scattering model. The spectrum is also fit by a power law with an exponential cutoff (PLE) plus a soft black-body component. The temperature of the soft component is about 1.2 keV, and the energy flux is less than "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9911531","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":"2026-05-18T01:09:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YIP7UHsrejMKGs8gRW3p9NM8nwsUjIfwXPZuG+narLXvEfnZ8Ue+tCYObPZao1oscls7J4UJdQJiVpm3q6JzAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T02:20:00.683899Z"},"content_sha256":"7e2be73fad9df2c8849bfcdb2e5da39e4b14aceab97d1fd1c5e9e06124e4bea2","schema_version":"1.0","event_id":"sha256:7e2be73fad9df2c8849bfcdb2e5da39e4b14aceab97d1fd1c5e9e06124e4bea2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PN2WXAA7S25FGCZDSLJYCL5KJF/bundle.json","state_url":"https://pith.science/pith/PN2WXAA7S25FGCZDSLJYCL5KJF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PN2WXAA7S25FGCZDSLJYCL5KJF/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":"2026-06-03T02:20:00Z","links":{"resolver":"https://pith.science/pith/PN2WXAA7S25FGCZDSLJYCL5KJF","bundle":"https://pith.science/pith/PN2WXAA7S25FGCZDSLJYCL5KJF/bundle.json","state":"https://pith.science/pith/PN2WXAA7S25FGCZDSLJYCL5KJF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PN2WXAA7S25FGCZDSLJYCL5KJF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:PN2WXAA7S25FGCZDSLJYCL5KJF","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":"13db7533ad0071f30c4c1eb1a443f3383782cfeb4aa5bea4259297ae8a674473","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1999-11-30T22:02:35Z","title_canon_sha256":"bb1acb9a13ced5e5e5f8c6bf873b6c3541e4b333bba5711482aeb3859ffba965"},"schema_version":"1.0","source":{"id":"astro-ph/9911531","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9911531","created_at":"2026-05-18T01:09:21Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9911531v1","created_at":"2026-05-18T01:09:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9911531","created_at":"2026-05-18T01:09:21Z"},{"alias_kind":"pith_short_12","alias_value":"PN2WXAA7S25F","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"PN2WXAA7S25FGCZD","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"PN2WXAA7","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:7e2be73fad9df2c8849bfcdb2e5da39e4b14aceab97d1fd1c5e9e06124e4bea2","target":"graph","created_at":"2026-05-18T01:09:21Z","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 report the results of our multi-wavelength observations of GRS 1758-258 made in August 1997. The energy bands include radio, millimeter, X-ray, and gamma-ray. The observations enable us to obtain a complete spectrum of the source over an energy range of 2 - 500 keV. The spectrum shows that GRS 1758-258 was in its hard state. It is well fitted by the Sunyaev-Titarchuk (ST) Compton scattering model. The spectrum is also fit by a power law with an exponential cutoff (PLE) plus a soft black-body component. The temperature of the soft component is about 1.2 keV, and the energy flux is less than ","authors_text":"D. Lin, D. M. Smith (Berkeley/UC), E. P. Liang (Rice University), I. A. Smith, I.F. Mirabel (CEA/DSM/DAPNIA Service d'Astrophysique) & L.F. Rodr\\'iguez (Instituto de Astronom\\'ia, J. Mart\\'i (Universidad de Ja\\'en), M\\'exico), Ph. Durouchoux, T. Bridgman (GSFC/NASA)","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1999-11-30T22:02:35Z","title":"Simultaneous Observations of GRS 1758-258 in 1997 by VLA, IRAM, SEST, RXTE and OSSE: Spectroscopy and Timing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9911531","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:ca0d661abcbb63fcfd77bba71ba9c69af5fb610c95e397c9f7d9516ae7c9d045","target":"record","created_at":"2026-05-18T01:09:21Z","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":"13db7533ad0071f30c4c1eb1a443f3383782cfeb4aa5bea4259297ae8a674473","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1999-11-30T22:02:35Z","title_canon_sha256":"bb1acb9a13ced5e5e5f8c6bf873b6c3541e4b333bba5711482aeb3859ffba965"},"schema_version":"1.0","source":{"id":"astro-ph/9911531","kind":"arxiv","version":1}},"canonical_sha256":"7b756b801f96ba530b2392d3812faa495601e307ada56d545043b025e6d3b727","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7b756b801f96ba530b2392d3812faa495601e307ada56d545043b025e6d3b727","first_computed_at":"2026-05-18T01:09:21.325545Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:09:21.325545Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qmgb+pCOi3ucrHdhFFaahG2R4/4otvYicBlL85Yr2LxufTQJDQ741PSQ6WSmSopZqGPuWgxGaNlbZg8xrW9BAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:09:21.325969Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9911531","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ca0d661abcbb63fcfd77bba71ba9c69af5fb610c95e397c9f7d9516ae7c9d045","sha256:7e2be73fad9df2c8849bfcdb2e5da39e4b14aceab97d1fd1c5e9e06124e4bea2"],"state_sha256":"b06ae82f64f6bc6fb674c8769acd53a9af2f5bb8624c854dc6f3e9bc261c4fc2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZiO5UuBfh27y8fDPUUfIhAq6X2oUu16q6qvdvEOr2qfGV8Rjp8pxsRVOgaVfzGrwjdtBRRiZDt7ckHFBpo5UBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T02:20:00.685778Z","bundle_sha256":"9ba9bb52f95bed6d5caffdaaa8eb5ae29b62e803ce248937822272e1aa7d0477"}}