{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:CC2SGFSW3C6TGZNNIA4QQC4OF3","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":"3f4a4276176177c3fb796075cfd6236ff4d123898e88bd21591e96e6f10711f9","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-08-22T22:01:59Z","title_canon_sha256":"7ed4bc22af417d70278e5b776119a337858c2b911967de19b3c99ccb268520f3"},"schema_version":"1.0","source":{"id":"astro-ph/0608473","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0608473","created_at":"2026-07-04T15:19:11Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0608473v1","created_at":"2026-07-04T15:19:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0608473","created_at":"2026-07-04T15:19:11Z"},{"alias_kind":"pith_short_12","alias_value":"CC2SGFSW3C6T","created_at":"2026-07-04T15:19:11Z"},{"alias_kind":"pith_short_16","alias_value":"CC2SGFSW3C6TGZNN","created_at":"2026-07-04T15:19:11Z"},{"alias_kind":"pith_short_8","alias_value":"CC2SGFSW","created_at":"2026-07-04T15:19:11Z"}],"graph_snapshots":[{"event_id":"sha256:eb00e186e2e690a0f0518dcaaf24e5a5e8b974b3031f5dbbbe35109339237b75","target":"graph","created_at":"2026-07-04T15:19:11Z","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/0608473/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present the latest results from a multi-epoch timing and spectral study of the Transient Anomalous X-ray Pulsar XTE J1810-197. We have acquired seven observations of this pulsar with the Newton X-ray Multi-mirror Mission (XMM-Newton) over the course of two and a half years, to follow the spectral evolution as the source fades from outburst. The spectrum is arguably best characterized by a two-temperature blackbody whose luminosities are decreasing exponentially with tau_1 = 870 days and tau_2 = 280 days, respectively. The temperatures of these components are currently cooling at a rate of 2","authors_text":"E. V. Gotthelf, J. P. Halpern (Columbia University)","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-08-22T22:01:59Z","title":"The Anatomy of a Magnetar: XMM Monitoring of the Transient Anomalous X-ray Pulsar XTE J1810-197"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0608473","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":"sha256:016b70cad654f4ff7acd79a7555513eca1b8a7597a7cf26cc04ce304a98ddac4","target":"record","created_at":"2026-07-04T15:19:11Z","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":"3f4a4276176177c3fb796075cfd6236ff4d123898e88bd21591e96e6f10711f9","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-08-22T22:01:59Z","title_canon_sha256":"7ed4bc22af417d70278e5b776119a337858c2b911967de19b3c99ccb268520f3"},"schema_version":"1.0","source":{"id":"astro-ph/0608473","kind":"arxiv","version":1}},"canonical_sha256":"10b5231656d8bd3365ad4039080b8e2ed8d89a2329d2a6aa2af2c03a4852606f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"10b5231656d8bd3365ad4039080b8e2ed8d89a2329d2a6aa2af2c03a4852606f","first_computed_at":"2026-07-04T15:19:11.313368Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:19:11.313368Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Sj0ZfNdj4g6CtSEfa9FAOrcewNoCQrNUBV1EHtUTM5elOVy1J1XZDNsw3PFVJL4AglBvK68pKGUHDjqIo3khDg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:19:11.313805Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0608473","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:016b70cad654f4ff7acd79a7555513eca1b8a7597a7cf26cc04ce304a98ddac4","sha256:eb00e186e2e690a0f0518dcaaf24e5a5e8b974b3031f5dbbbe35109339237b75"],"state_sha256":"c476a5d4d170f2bb911b8d25b8e9c89f361b74a4f5dbdd53b4e823139cf05faf"}