{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:JV33P47ER47Y7KY6QT242A4A7I","short_pith_number":"pith:JV33P47E","canonical_record":{"source":{"id":"astro-ph/0212090","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-12-04T03:26:41Z","cross_cats_sorted":[],"title_canon_sha256":"1cd35b1a734b6340399f7e0b3c3e5ac64b1dc404151d3cd0ab1e0ba966188770","abstract_canon_sha256":"1083bf98e000491be721501b5d5a59a70fbd9ed0643bcee03c22e0252dbfca91"},"schema_version":"1.0"},"canonical_sha256":"4d77b7f3e48f3f8fab1e84f5cd0380fa1d3b0f7daf99bae1c2139341a2325072","source":{"kind":"arxiv","id":"astro-ph/0212090","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0212090","created_at":"2026-05-18T01:21:50Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0212090v1","created_at":"2026-05-18T01:21:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0212090","created_at":"2026-05-18T01:21:50Z"},{"alias_kind":"pith_short_12","alias_value":"JV33P47ER47Y","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"JV33P47ER47Y7KY6","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"JV33P47E","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:JV33P47ER47Y7KY6QT242A4A7I","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0212090","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-12-04T03:26:41Z","cross_cats_sorted":[],"title_canon_sha256":"1cd35b1a734b6340399f7e0b3c3e5ac64b1dc404151d3cd0ab1e0ba966188770","abstract_canon_sha256":"1083bf98e000491be721501b5d5a59a70fbd9ed0643bcee03c22e0252dbfca91"},"schema_version":"1.0"},"canonical_sha256":"4d77b7f3e48f3f8fab1e84f5cd0380fa1d3b0f7daf99bae1c2139341a2325072","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:50.304652Z","signature_b64":"vn1J0w/CnQWAA8fseKhGvYWHM7l3YaC6D37Y/Ky7cTaytcjIzHhRff3kAHsqZZv9XJZPPz1xB4cueUwGKJwvCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4d77b7f3e48f3f8fab1e84f5cd0380fa1d3b0f7daf99bae1c2139341a2325072","last_reissued_at":"2026-05-18T01:21:50.303869Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:50.303869Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0212090","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":"2026-05-18T01:21:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3okTGPxnh0SW9ZquqxCGienkCEEwPikq6PCjaK3eymzH67Y5vDeoFcXZJVS4S2KcQbbC6ag5cCrJIesg5WC+Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T20:59:37.606604Z"},"content_sha256":"1d1b54ac098cfea3e05c1f381b33063aaaabc383bf40bef53a6012c3d90855d2","schema_version":"1.0","event_id":"sha256:1d1b54ac098cfea3e05c1f381b33063aaaabc383bf40bef53a6012c3d90855d2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:JV33P47ER47Y7KY6QT242A4A7I","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Distance Determination of Variable Galactic Sources","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"J. Hu, S. N. Zhang, T.P. Li","submitted_at":"2002-12-04T03:26:41Z","abstract_excerpt":"We have developed a timing analysis method to determine the distances of variable galactic X-ray sources based on the method advanced by Tr\\\"{u}mper and Sch\\\"{o}nfelder in 1973. The light-curve of the halo produced by the scattering of X-rays off the interstellar dust is delayed and smeared by the dust grains. This method utilizes the differences between the power density spectra of the point source and the halo. We present the details of this method and our first applications of this method to the Chandra data of X-ray binary Cyg X-3."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0212090","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":"2026-05-18T01:21:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OIzrpZizIQllyec+WqXX+0KScwFKDK4lhWfA5GtSa7Pw7EwHUAg+IdnxGsnHR+z6eWesl0aBI2k5yX20iHcdCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T20:59:37.606951Z"},"content_sha256":"ce6dd9432d11b63b002bffd1081be9b17229d216bb7c2155e753c0fba5011b65","schema_version":"1.0","event_id":"sha256:ce6dd9432d11b63b002bffd1081be9b17229d216bb7c2155e753c0fba5011b65"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JV33P47ER47Y7KY6QT242A4A7I/bundle.json","state_url":"https://pith.science/pith/JV33P47ER47Y7KY6QT242A4A7I/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JV33P47ER47Y7KY6QT242A4A7I/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":"2026-05-28T20:59:37Z","links":{"resolver":"https://pith.science/pith/JV33P47ER47Y7KY6QT242A4A7I","bundle":"https://pith.science/pith/JV33P47ER47Y7KY6QT242A4A7I/bundle.json","state":"https://pith.science/pith/JV33P47ER47Y7KY6QT242A4A7I/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JV33P47ER47Y7KY6QT242A4A7I/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:JV33P47ER47Y7KY6QT242A4A7I","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":"1083bf98e000491be721501b5d5a59a70fbd9ed0643bcee03c22e0252dbfca91","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2002-12-04T03:26:41Z","title_canon_sha256":"1cd35b1a734b6340399f7e0b3c3e5ac64b1dc404151d3cd0ab1e0ba966188770"},"schema_version":"1.0","source":{"id":"astro-ph/0212090","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0212090","created_at":"2026-05-18T01:21:50Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0212090v1","created_at":"2026-05-18T01:21:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0212090","created_at":"2026-05-18T01:21:50Z"},{"alias_kind":"pith_short_12","alias_value":"JV33P47ER47Y","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"JV33P47ER47Y7KY6","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"JV33P47E","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:ce6dd9432d11b63b002bffd1081be9b17229d216bb7c2155e753c0fba5011b65","target":"graph","created_at":"2026-05-18T01:21:50Z","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 have developed a timing analysis method to determine the distances of variable galactic X-ray sources based on the method advanced by Tr\\\"{u}mper and Sch\\\"{o}nfelder in 1973. The light-curve of the halo produced by the scattering of X-rays off the interstellar dust is delayed and smeared by the dust grains. This method utilizes the differences between the power density spectra of the point source and the halo. We present the details of this method and our first applications of this method to the Chandra data of X-ray binary Cyg X-3.","authors_text":"J. Hu, S. N. Zhang, T.P. Li","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2002-12-04T03:26:41Z","title":"Distance Determination of Variable Galactic Sources"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0212090","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":"sha256:1d1b54ac098cfea3e05c1f381b33063aaaabc383bf40bef53a6012c3d90855d2","target":"record","created_at":"2026-05-18T01:21:50Z","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":"1083bf98e000491be721501b5d5a59a70fbd9ed0643bcee03c22e0252dbfca91","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2002-12-04T03:26:41Z","title_canon_sha256":"1cd35b1a734b6340399f7e0b3c3e5ac64b1dc404151d3cd0ab1e0ba966188770"},"schema_version":"1.0","source":{"id":"astro-ph/0212090","kind":"arxiv","version":1}},"canonical_sha256":"4d77b7f3e48f3f8fab1e84f5cd0380fa1d3b0f7daf99bae1c2139341a2325072","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4d77b7f3e48f3f8fab1e84f5cd0380fa1d3b0f7daf99bae1c2139341a2325072","first_computed_at":"2026-05-18T01:21:50.303869Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:50.303869Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vn1J0w/CnQWAA8fseKhGvYWHM7l3YaC6D37Y/Ky7cTaytcjIzHhRff3kAHsqZZv9XJZPPz1xB4cueUwGKJwvCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:50.304652Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0212090","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1d1b54ac098cfea3e05c1f381b33063aaaabc383bf40bef53a6012c3d90855d2","sha256:ce6dd9432d11b63b002bffd1081be9b17229d216bb7c2155e753c0fba5011b65"],"state_sha256":"b064715e0a2421010110f32394d05e9bcadac3ccd0ace1c420817f6bd2dfe129"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q5mmQZiedIss8uo+YrxNVv0U646FHpaamTCKkD6pFl1QFVE7IWubKk9hKv0GGuh3pwiu+gvLWbr2yHCXs0eHCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T20:59:37.609137Z","bundle_sha256":"14977b98d05a3f992c259aa67a01ee09b3cee9505988b01eb9b119a90b51ac82"}}