{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:2DV2T44AD3OTSL2DYEEIG4CQZI","short_pith_number":"pith:2DV2T44A","canonical_record":{"source":{"id":"0710.5535","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-10-29T21:05:37Z","cross_cats_sorted":[],"title_canon_sha256":"51f255678369aefd6e9bf7c183673f5b40065addc1c840d1fd2dd7a85a5b1da3","abstract_canon_sha256":"96693dc8f99c29667af713499061bd784bb1ecb4374743c17479c946568ef93a"},"schema_version":"1.0"},"canonical_sha256":"d0eba9f3801edd392f43c108837050ca22af6b89f300fbd87ed8f7aebea2b12e","source":{"kind":"arxiv","id":"0710.5535","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0710.5535","created_at":"2026-07-04T15:11:39Z"},{"alias_kind":"arxiv_version","alias_value":"0710.5535v3","created_at":"2026-07-04T15:11:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0710.5535","created_at":"2026-07-04T15:11:39Z"},{"alias_kind":"pith_short_12","alias_value":"2DV2T44AD3OT","created_at":"2026-07-04T15:11:39Z"},{"alias_kind":"pith_short_16","alias_value":"2DV2T44AD3OTSL2D","created_at":"2026-07-04T15:11:39Z"},{"alias_kind":"pith_short_8","alias_value":"2DV2T44A","created_at":"2026-07-04T15:11:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:2DV2T44AD3OTSL2DYEEIG4CQZI","target":"record","payload":{"canonical_record":{"source":{"id":"0710.5535","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-10-29T21:05:37Z","cross_cats_sorted":[],"title_canon_sha256":"51f255678369aefd6e9bf7c183673f5b40065addc1c840d1fd2dd7a85a5b1da3","abstract_canon_sha256":"96693dc8f99c29667af713499061bd784bb1ecb4374743c17479c946568ef93a"},"schema_version":"1.0"},"canonical_sha256":"d0eba9f3801edd392f43c108837050ca22af6b89f300fbd87ed8f7aebea2b12e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:11:39.356877Z","signature_b64":"shEHPqsBTZBr1GYinB+Y2wzzlgOLtZuX/57KPhk4eAB+rqNkAj+KyXkvf4BoYtJjDq3j/54I0k16yPM9lgy5AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d0eba9f3801edd392f43c108837050ca22af6b89f300fbd87ed8f7aebea2b12e","last_reissued_at":"2026-07-04T15:11:39.356364Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:11:39.356364Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0710.5535","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:11:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QOY8daqeGcpwORlen8KybujlvghnzZbXVu9ZZg9H0/YSAy5y/oW7Z/iJqMhAMtfe4jEd6+4zHOZW4HN2vPJFCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T04:34:46.012674Z"},"content_sha256":"96d1e98124beaa23720edc6433d7a78152e1827203e17245be70c08704c05071","schema_version":"1.0","event_id":"sha256:96d1e98124beaa23720edc6433d7a78152e1827203e17245be70c08704c05071"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:2DV2T44AD3OTSL2DYEEIG4CQZI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evidence for line-of-sight structure in a comparison of X-ray and optical observations of the high-redshift cluster RCS043938-2904.7","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Hicks, Benjamin Cain, David G. Gilbank, E. Ellingson, G. P. Garmire, H. K. C. Yee, L. F. Barrientos, M. Gladders, M. W. Bautz","submitted_at":"2007-10-29T21:05:37Z","abstract_excerpt":"We present new Chandra observations of a high redshift (z~1) galaxy cluster discovered in the Red-Sequence Cluster Survey (RCS): RCS043938-2904.7. X-ray luminosity measurements and mass estimates are consistent with L_X-T_X and M_delta-T_X relationships obtained from low-redshift data. Assuming a single cluster, X-ray mass estimates are a factor of ~10-100 below the red-sequence optical richness mass estimate. Optical spectroscopy reveals that this cluster comprises two components which are close enough to perhaps be physically associated. We present simple modeling of this two-component syste"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0710.5535","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0710.5535/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T15:11:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J+M8uTenamLoqPChXXGyJzpWOFZ/o09nmfKqQ0rAGnrawf14HmFgWKjrCNmkxEA+KS8Pma2ul6xIKcf5Wtw1Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T04:34:46.013177Z"},"content_sha256":"e56df58a3d69316c4cd4400e42e9125ff4153d78d136587efa0ad8b93cb4928d","schema_version":"1.0","event_id":"sha256:e56df58a3d69316c4cd4400e42e9125ff4153d78d136587efa0ad8b93cb4928d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2DV2T44AD3OTSL2DYEEIG4CQZI/bundle.json","state_url":"https://pith.science/pith/2DV2T44AD3OTSL2DYEEIG4CQZI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2DV2T44AD3OTSL2DYEEIG4CQZI/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":"2026-08-10T04:34:46Z","links":{"resolver":"https://pith.science/pith/2DV2T44AD3OTSL2DYEEIG4CQZI","bundle":"https://pith.science/pith/2DV2T44AD3OTSL2DYEEIG4CQZI/bundle.json","state":"https://pith.science/pith/2DV2T44AD3OTSL2DYEEIG4CQZI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2DV2T44AD3OTSL2DYEEIG4CQZI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:2DV2T44AD3OTSL2DYEEIG4CQZI","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":"96693dc8f99c29667af713499061bd784bb1ecb4374743c17479c946568ef93a","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-10-29T21:05:37Z","title_canon_sha256":"51f255678369aefd6e9bf7c183673f5b40065addc1c840d1fd2dd7a85a5b1da3"},"schema_version":"1.0","source":{"id":"0710.5535","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0710.5535","created_at":"2026-07-04T15:11:39Z"},{"alias_kind":"arxiv_version","alias_value":"0710.5535v3","created_at":"2026-07-04T15:11:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0710.5535","created_at":"2026-07-04T15:11:39Z"},{"alias_kind":"pith_short_12","alias_value":"2DV2T44AD3OT","created_at":"2026-07-04T15:11:39Z"},{"alias_kind":"pith_short_16","alias_value":"2DV2T44AD3OTSL2D","created_at":"2026-07-04T15:11:39Z"},{"alias_kind":"pith_short_8","alias_value":"2DV2T44A","created_at":"2026-07-04T15:11:39Z"}],"graph_snapshots":[{"event_id":"sha256:e56df58a3d69316c4cd4400e42e9125ff4153d78d136587efa0ad8b93cb4928d","target":"graph","created_at":"2026-07-04T15:11:39Z","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/0710.5535/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present new Chandra observations of a high redshift (z~1) galaxy cluster discovered in the Red-Sequence Cluster Survey (RCS): RCS043938-2904.7. X-ray luminosity measurements and mass estimates are consistent with L_X-T_X and M_delta-T_X relationships obtained from low-redshift data. Assuming a single cluster, X-ray mass estimates are a factor of ~10-100 below the red-sequence optical richness mass estimate. Optical spectroscopy reveals that this cluster comprises two components which are close enough to perhaps be physically associated. We present simple modeling of this two-component syste","authors_text":"A. Hicks, Benjamin Cain, David G. Gilbank, E. Ellingson, G. P. Garmire, H. K. C. Yee, L. F. Barrientos, M. Gladders, M. W. Bautz","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2007-10-29T21:05:37Z","title":"Evidence for line-of-sight structure in a comparison of X-ray and optical observations of the high-redshift cluster RCS043938-2904.7"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0710.5535","kind":"arxiv","version":3},"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":"sha256:96d1e98124beaa23720edc6433d7a78152e1827203e17245be70c08704c05071","target":"record","created_at":"2026-07-04T15:11:39Z","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":"96693dc8f99c29667af713499061bd784bb1ecb4374743c17479c946568ef93a","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-10-29T21:05:37Z","title_canon_sha256":"51f255678369aefd6e9bf7c183673f5b40065addc1c840d1fd2dd7a85a5b1da3"},"schema_version":"1.0","source":{"id":"0710.5535","kind":"arxiv","version":3}},"canonical_sha256":"d0eba9f3801edd392f43c108837050ca22af6b89f300fbd87ed8f7aebea2b12e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d0eba9f3801edd392f43c108837050ca22af6b89f300fbd87ed8f7aebea2b12e","first_computed_at":"2026-07-04T15:11:39.356364Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:11:39.356364Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"shEHPqsBTZBr1GYinB+Y2wzzlgOLtZuX/57KPhk4eAB+rqNkAj+KyXkvf4BoYtJjDq3j/54I0k16yPM9lgy5AA==","signature_status":"signed_v1","signed_at":"2026-07-04T15:11:39.356877Z","signed_message":"canonical_sha256_bytes"},"source_id":"0710.5535","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:96d1e98124beaa23720edc6433d7a78152e1827203e17245be70c08704c05071","sha256:e56df58a3d69316c4cd4400e42e9125ff4153d78d136587efa0ad8b93cb4928d"],"state_sha256":"92264205b940cc36ac702e183f6562e29a4ea7faaeeef448a222c77e84a4aa79"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FXkOx9HI5stMBk6421gJ3SPPbs0EsIU8kU75UJTSAmGT+j9A2kwzasKAXf0jXDzQk35h8jvL9jHfjk9LyJLSBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T04:34:46.016880Z","bundle_sha256":"8fcc9f93ca9104ae047ca55d0edd7daedcbdfafb259b5a86fefdbde8288d57d0"}}