{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:YBW76WGXA63ZQJKUHJ5JVZHFEH","short_pith_number":"pith:YBW76WGX","canonical_record":{"source":{"id":"astro-ph/0605027","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-05-01T14:09:27Z","cross_cats_sorted":[],"title_canon_sha256":"0379c231348c77f4d063e93c6c6bad366690d55f4e640c434a8ce45ff991c2b6","abstract_canon_sha256":"004bdf3ba2cf565eaaf21659930d65fcc6820d18bb6534aa7d3b5f6487c0878b"},"schema_version":"1.0"},"canonical_sha256":"c06dff58d707b79825543a7a9ae4e521e850f964ff9ea8abc07cee9781289c1b","source":{"kind":"arxiv","id":"astro-ph/0605027","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0605027","created_at":"2026-05-18T04:29:04Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0605027v1","created_at":"2026-05-18T04:29:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0605027","created_at":"2026-05-18T04:29:04Z"},{"alias_kind":"pith_short_12","alias_value":"YBW76WGXA63Z","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"YBW76WGXA63ZQJKU","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"YBW76WGX","created_at":"2026-05-18T12:25:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:YBW76WGXA63ZQJKUHJ5JVZHFEH","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0605027","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-05-01T14:09:27Z","cross_cats_sorted":[],"title_canon_sha256":"0379c231348c77f4d063e93c6c6bad366690d55f4e640c434a8ce45ff991c2b6","abstract_canon_sha256":"004bdf3ba2cf565eaaf21659930d65fcc6820d18bb6534aa7d3b5f6487c0878b"},"schema_version":"1.0"},"canonical_sha256":"c06dff58d707b79825543a7a9ae4e521e850f964ff9ea8abc07cee9781289c1b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:29:04.778437Z","signature_b64":"PW/3Vmjxvbw+Evt7+IrpvQC6WIUQYWazphwvkLvIsybJQhZTbe8ZH64QJwfHEgAVKwbmopiytiUZNf3m36XJAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c06dff58d707b79825543a7a9ae4e521e850f964ff9ea8abc07cee9781289c1b","last_reissued_at":"2026-05-18T04:29:04.777929Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:29:04.777929Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0605027","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":"2026-05-18T04:29:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hRYl1Sid3JuOilWYjcDrpm69/fkU9roidSd6eYiL2/QLhWLEcIsqQPFex0lRFw1cURSanDtg/NScQ0xvXwDvDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T22:38:33.960010Z"},"content_sha256":"0404133ba435cceb11ca5c2db7223b41fa188765273121520607d45f506f0992","schema_version":"1.0","event_id":"sha256:0404133ba435cceb11ca5c2db7223b41fa188765273121520607d45f506f0992"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:YBW76WGXA63ZQJKUHJ5JVZHFEH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"X-ray Absorption in Type II Quasars: Implications for the Equatorial Paradigm of Broad Absorption Line Quasars","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Brian Punsly","submitted_at":"2006-05-01T14:09:27Z","abstract_excerpt":"In this article, the hydrogen column densities derived from X-ray observations of type II (hidden) quasars and broad absorption line quasars (BALQSOs) are compared. These column densities represent the amount of absorbing material between the X-ray source and the observer. A sample of type II QSOs with strong narrow emission lines, weak UV continuum and no broad emission lines that also have deep X-ray observations was collected from the literature for analysis. The standard model of equatorial BAL (broad absorption line) winds predicts that the column densities of this type II QSO sample shou"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0605027","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":"2026-05-18T04:29:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dnsvfqyVpNlVE+ZWodiYJjA1rqli8cFY+9mE7R66zS0kjp0n89QL3xrr3r7/EjhN5g5seD5ccmGLsMpI1NfGCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T22:38:33.960360Z"},"content_sha256":"6993d0ba06cf0840171eab4ec4bd012182def654c99ef9191ce7200224961700","schema_version":"1.0","event_id":"sha256:6993d0ba06cf0840171eab4ec4bd012182def654c99ef9191ce7200224961700"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YBW76WGXA63ZQJKUHJ5JVZHFEH/bundle.json","state_url":"https://pith.science/pith/YBW76WGXA63ZQJKUHJ5JVZHFEH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YBW76WGXA63ZQJKUHJ5JVZHFEH/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":"2026-06-10T22:38:33Z","links":{"resolver":"https://pith.science/pith/YBW76WGXA63ZQJKUHJ5JVZHFEH","bundle":"https://pith.science/pith/YBW76WGXA63ZQJKUHJ5JVZHFEH/bundle.json","state":"https://pith.science/pith/YBW76WGXA63ZQJKUHJ5JVZHFEH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YBW76WGXA63ZQJKUHJ5JVZHFEH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:YBW76WGXA63ZQJKUHJ5JVZHFEH","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":"004bdf3ba2cf565eaaf21659930d65fcc6820d18bb6534aa7d3b5f6487c0878b","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-05-01T14:09:27Z","title_canon_sha256":"0379c231348c77f4d063e93c6c6bad366690d55f4e640c434a8ce45ff991c2b6"},"schema_version":"1.0","source":{"id":"astro-ph/0605027","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0605027","created_at":"2026-05-18T04:29:04Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0605027v1","created_at":"2026-05-18T04:29:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0605027","created_at":"2026-05-18T04:29:04Z"},{"alias_kind":"pith_short_12","alias_value":"YBW76WGXA63Z","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"YBW76WGXA63ZQJKU","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"YBW76WGX","created_at":"2026-05-18T12:25:54Z"}],"graph_snapshots":[{"event_id":"sha256:6993d0ba06cf0840171eab4ec4bd012182def654c99ef9191ce7200224961700","target":"graph","created_at":"2026-05-18T04:29:04Z","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":"In this article, the hydrogen column densities derived from X-ray observations of type II (hidden) quasars and broad absorption line quasars (BALQSOs) are compared. These column densities represent the amount of absorbing material between the X-ray source and the observer. A sample of type II QSOs with strong narrow emission lines, weak UV continuum and no broad emission lines that also have deep X-ray observations was collected from the literature for analysis. The standard model of equatorial BAL (broad absorption line) winds predicts that the column densities of this type II QSO sample shou","authors_text":"Brian Punsly","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-05-01T14:09:27Z","title":"X-ray Absorption in Type II Quasars: Implications for the Equatorial Paradigm of Broad Absorption Line Quasars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0605027","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":"sha256:0404133ba435cceb11ca5c2db7223b41fa188765273121520607d45f506f0992","target":"record","created_at":"2026-05-18T04:29:04Z","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":"004bdf3ba2cf565eaaf21659930d65fcc6820d18bb6534aa7d3b5f6487c0878b","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-05-01T14:09:27Z","title_canon_sha256":"0379c231348c77f4d063e93c6c6bad366690d55f4e640c434a8ce45ff991c2b6"},"schema_version":"1.0","source":{"id":"astro-ph/0605027","kind":"arxiv","version":1}},"canonical_sha256":"c06dff58d707b79825543a7a9ae4e521e850f964ff9ea8abc07cee9781289c1b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c06dff58d707b79825543a7a9ae4e521e850f964ff9ea8abc07cee9781289c1b","first_computed_at":"2026-05-18T04:29:04.777929Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:29:04.777929Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PW/3Vmjxvbw+Evt7+IrpvQC6WIUQYWazphwvkLvIsybJQhZTbe8ZH64QJwfHEgAVKwbmopiytiUZNf3m36XJAg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:29:04.778437Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0605027","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0404133ba435cceb11ca5c2db7223b41fa188765273121520607d45f506f0992","sha256:6993d0ba06cf0840171eab4ec4bd012182def654c99ef9191ce7200224961700"],"state_sha256":"aaa0099472ba6c6731d65b21616140eb205fec72334b22320e423c4d7b9f6910"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0rmBCa74nm0GI2fap6pGNi5sT2WZL3/8HOMlX8a2nPGQSRjw00hN4Hdd41WdkmotTj3KeRR6Sp3vkgommuOkCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T22:38:33.962233Z","bundle_sha256":"48b42fb14de741c88608cc866551731cc11e6155a22784850e8e48c3e34cf300"}}