{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:QFAQACYO66VIBRNM5C4FSGOB54","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":"0be0e1e4f2d002805205d76c3498e606dfae69cbc1480737e4efac4144fb974d","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-07-13T13:23:02Z","title_canon_sha256":"62a372636c33d7c1b4d95de47cf8c009b2829eef720db70abf35099dbaffb0d7"},"schema_version":"1.0","source":{"id":"astro-ph/0607297","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0607297","created_at":"2026-07-04T14:55:19Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0607297v1","created_at":"2026-07-04T14:55:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0607297","created_at":"2026-07-04T14:55:19Z"},{"alias_kind":"pith_short_12","alias_value":"QFAQACYO66VI","created_at":"2026-07-04T14:55:19Z"},{"alias_kind":"pith_short_16","alias_value":"QFAQACYO66VIBRNM","created_at":"2026-07-04T14:55:19Z"},{"alias_kind":"pith_short_8","alias_value":"QFAQACYO","created_at":"2026-07-04T14:55:19Z"}],"graph_snapshots":[{"event_id":"sha256:cd24185b7d1821ed9281c7bd03be1475d901e7d62dcb13b178807e55a476ea6b","target":"graph","created_at":"2026-07-04T14:55:19Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/0607297/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper I summarize the science motivations, as well as a few mid-infrared spectroscopic methods used to identify the principal mechanisms of energy production in dust enshrouded galactic nuclei. The development of the various techniques is briefly discussed. Emphasis is given to the use of the data which are becoming available with the infrared spectrograph (IRS) on Spitzer, as well as the results which have been obtained by IRS over the past two years.","authors_text":"the Spitzer/IRS Instrument Team, Vassilis Charmandaris","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-07-13T13:23:02Z","title":"Mid-Infrared Spectroscopic Diagnostics of Galactic Nuclei"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0607297","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":"sha256:13b20d916530733d9ae81cb1073765f4a24b8e0f864f45f558c448a87bbeb7d7","target":"record","created_at":"2026-07-04T14:55:19Z","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":"0be0e1e4f2d002805205d76c3498e606dfae69cbc1480737e4efac4144fb974d","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-07-13T13:23:02Z","title_canon_sha256":"62a372636c33d7c1b4d95de47cf8c009b2829eef720db70abf35099dbaffb0d7"},"schema_version":"1.0","source":{"id":"astro-ph/0607297","kind":"arxiv","version":1}},"canonical_sha256":"8141000b0ef7aa80c5ace8b85919c1ef3d732c5f86277f02c049330f47d74be1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8141000b0ef7aa80c5ace8b85919c1ef3d732c5f86277f02c049330f47d74be1","first_computed_at":"2026-07-04T14:55:19.560897Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:55:19.560897Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"doA1dDYfCTc9SNS/cZVyz8WhLC7nomHKdLWkKHapty1LwlLOfwbDsm1h4MkegXnRW3fzvHymO9hgV/DKaCEBBg==","signature_status":"signed_v1","signed_at":"2026-07-04T14:55:19.561252Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0607297","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:13b20d916530733d9ae81cb1073765f4a24b8e0f864f45f558c448a87bbeb7d7","sha256:cd24185b7d1821ed9281c7bd03be1475d901e7d62dcb13b178807e55a476ea6b"],"state_sha256":"c720c99aa052b26f75effde01f399f6f753df7d2eff8f5a3f3ed862309c8c697"}